// SPDX-FileCopyrightText: 2019 The Go Language Server Authors
// SPDX-License-Identifier: BSD-3-Clause

package protocol

import (
	"fmt"
	"path/filepath"
	"testing"

	"encoding/json"
	"github.com/google/go-cmp/cmp"
	"github.com/google/go-cmp/cmp/cmpopts"

	"github.com/a-h/templ/lsp/uri"
)

func TestWorkspaceFolders(t *testing.T) {
	t.Parallel()

	const want = `[{"uri":"file:///Users/zchee/go/src/github.com/a-h/templ/lsp/protocol","name":"protocol"},{"uri":"file:///Users/zchee/go/src/github.com/a-h/templ/lsp/jsonrpc2","name":"jsonrpc2"}]`
	wantType := WorkspaceFolders{
		{
			URI:  string(uri.File("/Users/zchee/go/src/github.com/a-h/templ/lsp/protocol")),
			Name: "protocol",
		},
		{
			URI:  string(uri.File("/Users/zchee/go/src/github.com/a-h/templ/lsp/jsonrpc2")),
			Name: "jsonrpc2",
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          WorkspaceFolders
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             WorkspaceFolders
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got WorkspaceFolders
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestClientInfo(t *testing.T) {
	t.Parallel()

	const (
		want       = `{"name":"testClient","version":"v0.0.0"}`
		wantNilAll = `{"name":"testClient"}`
	)
	wantType := ClientInfo{
		Name:    "testClient",
		Version: "v0.0.0",
	}
	wantTypeNilAll := ClientInfo{
		Name: "testClient",
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ClientInfo
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ClientInfo
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ClientInfo
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestInitializeParams(t *testing.T) {
	t.Parallel()

	const wantWorkDoneToken = "156edea9-9d8d-422f-b7ee-81a84594afbb"
	const (
		want    = `{"workDoneToken":"` + wantWorkDoneToken + `","processId":25556,"clientInfo":{"name":"testClient","version":"v0.0.0"},"locale":"en-US","rootPath":"~/go/src/github.com/a-h/templ/lsp/protocol","rootUri":"file:///Users/zchee/go/src/github.com/a-h/templ/lsp/protocol","initializationOptions":"testdata","capabilities":{},"trace":"on","workspaceFolders":[{"uri":"file:///Users/zchee/go/src/github.com/a-h/templ/lsp/protocol","name":"protocol"},{"uri":"file:///Users/zchee/go/src/github.com/a-h/templ/lsp/jsonrpc2","name":"jsonrpc2"}]}`
		wantNil = `{"processId":25556,"rootUri":"file:///Users/zchee/go/src/github.com/a-h/templ/lsp/protocol","capabilities":{}}`
	)
	wantType := InitializeParams{
		WorkDoneProgressParams: WorkDoneProgressParams{
			WorkDoneToken: NewProgressToken(wantWorkDoneToken),
		},
		ProcessID: 25556,
		ClientInfo: &ClientInfo{
			Name:    "testClient",
			Version: "v0.0.0",
		},
		Locale:                "en-US",
		RootPath:              "~/go/src/github.com/a-h/templ/lsp/protocol",
		RootURI:               uri.File("/Users/zchee/go/src/github.com/a-h/templ/lsp/protocol"),
		InitializationOptions: "testdata",
		Capabilities:          ClientCapabilities{},
		Trace:                 "on",
		WorkspaceFolders: []WorkspaceFolder{
			{
				Name: filepath.Base("/Users/zchee/go/src/github.com/a-h/templ/lsp/protocol"),
				URI:  string(uri.File("/Users/zchee/go/src/github.com/a-h/templ/lsp/protocol")),
			},
			{
				Name: filepath.Base("/Users/zchee/go/src/github.com/a-h/templ/lsp/jsonrpc2"),
				URI:  string(uri.File("/Users/zchee/go/src/github.com/a-h/templ/lsp/jsonrpc2")),
			},
		},
	}
	wantTypeNilAll := InitializeParams{
		ProcessID:    25556,
		RootURI:      uri.File("//Users/zchee/go/src/github.com/a-h/templ/lsp/protocol"),
		Capabilities: ClientCapabilities{},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          InitializeParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             InitializeParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got InitializeParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got, cmpopts.IgnoreTypes(WorkDoneProgressParams{})); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				if token := got.WorkDoneToken; token != nil {
					if diff := cmp.Diff(fmt.Sprint(token), wantWorkDoneToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}
			})
		}
	})
}

func TestLogTraceParams(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"message":"testMessage","verbose":"verbose"}`
		wantNil = `{"message":"testMessage"}`
	)
	wantType := LogTraceParams{
		Message: "testMessage",
		Verbose: TraceVerbose,
	}
	wantTypeNil := LogTraceParams{
		Message: "testMessage",
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          LogTraceParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Nil",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             LogTraceParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Nil",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got LogTraceParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestSetTraceParams(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"value":"verbose"}`
		wantInvalid = `{"value":"invalid"}`
	)
	wantType := SetTraceParams{
		Value: TraceVerbose,
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          SetTraceParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             SetTraceParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got SetTraceParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestCreateFilesParams(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"files":[{"uri":"file:///path/to/basic.go"}]}`
		wantInvalid = `{"files":[{"uri":"file:///path/to/invalid.go"}]}`
	)
	wantType := CreateFilesParams{
		Files: []FileCreate{
			{
				URI: "file:///path/to/basic.go",
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          CreateFilesParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             CreateFilesParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got CreateFilesParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestRenameFilesParams(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"files":[{"oldUri":"file:///path/to/old.go","newUri":"file:///path/to/new.go"}]}`
		wantInvalid = `{"files":[{"oldUri":"file:///path/to/invalidOld.go","newUri":"file:///path/to/invalidNew.go"}]}`
	)
	wantType := RenameFilesParams{
		Files: []FileRename{
			{
				OldURI: "file:///path/to/old.go",
				NewURI: "file:///path/to/new.go",
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          RenameFilesParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             RenameFilesParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got RenameFilesParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDeleteFilesParams(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"files":[{"uri":"file:///path/to/basic.go"}]}`
		wantInvalid = `{"files":[{"uri":"file:///path/to/invalid.go"}]}`
	)
	wantType := DeleteFilesParams{
		Files: []FileDelete{
			{
				URI: "file:///path/to/basic.go",
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DeleteFilesParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DeleteFilesParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DeleteFilesParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestReferencesParams(t *testing.T) {
	t.Parallel()

	const (
		wantWorkDoneToken      = "156edea9-9d8d-422f-b7ee-81a84594afbb"
		wantPartialResultToken = "dd134d84-c134-4d7a-a2a3-f8af3ef4a568"
	)
	const (
		want        = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1},"workDoneToken":"` + wantWorkDoneToken + `","partialResultToken":"` + wantPartialResultToken + `","context":{"includeDeclaration":true}}`
		wantNilAll  = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1},"context":{"includeDeclaration":true}}`
		wantInvalid = `{"textDocument":{"uri":"file:///path/to/basic_gen.go"},"position":{"line":2,"character":1},"workDoneToken":"` + wantPartialResultToken + `","partialResultToken":"` + wantWorkDoneToken + `","context":{"includeDeclaration":false}}`
	)
	wantType := ReferenceParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
		WorkDoneProgressParams: WorkDoneProgressParams{
			WorkDoneToken: NewProgressToken(wantWorkDoneToken),
		},
		PartialResultParams: PartialResultParams{
			PartialResultToken: NewProgressToken(wantPartialResultToken),
		},
		Context: ReferenceContext{
			IncludeDeclaration: true,
		},
	}
	wantTypeNilAll := ReferenceParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
		Context: ReferenceContext{
			IncludeDeclaration: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ReferenceParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ReferenceParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ReferenceParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got, cmpopts.IgnoreTypes(WorkDoneProgressParams{}, PartialResultParams{})); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				if workDoneToken := got.WorkDoneToken; workDoneToken != nil {
					if diff := cmp.Diff(fmt.Sprint(workDoneToken), wantWorkDoneToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}

				if partialResultToken := got.PartialResultToken; partialResultToken != nil {
					if diff := cmp.Diff(fmt.Sprint(partialResultToken), wantPartialResultToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}
			})
		}
	})
}

func TestDocumentHighlightOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantNil     = `{}`
		wantInvalid = `{"workDoneProgress":false}`
	)
	wantType := DocumentHighlightOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentHighlightOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          DocumentHighlightOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentHighlightOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             DocumentHighlightOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentHighlightOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDocumentHighlightParams(t *testing.T) {
	t.Parallel()

	const (
		wantWorkDoneToken      = "156edea9-9d8d-422f-b7ee-81a84594afbb"
		wantPartialResultToken = "dd134d84-c134-4d7a-a2a3-f8af3ef4a568"
	)
	const (
		want        = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1},"workDoneToken":"` + wantWorkDoneToken + `","partialResultToken":"` + wantPartialResultToken + `"}`
		wantNilAll  = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1}}`
		wantInvalid = `{"textDocument":{"uri":"file:///path/to/basic_gen.go"},"position":{"line":2,"character":1},"workDoneToken":"` + wantPartialResultToken + `","partialResultToken":"` + wantWorkDoneToken + `"}`
	)
	wantType := DocumentHighlightParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
		WorkDoneProgressParams: WorkDoneProgressParams{
			WorkDoneToken: NewProgressToken(wantWorkDoneToken),
		},
		PartialResultParams: PartialResultParams{
			PartialResultToken: NewProgressToken(wantPartialResultToken),
		},
	}
	wantTypeNilAll := DocumentHighlightParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentHighlightParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentHighlightParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentHighlightParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got, cmpopts.IgnoreTypes(WorkDoneProgressParams{}, PartialResultParams{})); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				if workDoneToken := got.WorkDoneToken; workDoneToken != nil {
					if diff := cmp.Diff(fmt.Sprint(workDoneToken), wantWorkDoneToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}

				if partialResultToken := got.PartialResultToken; partialResultToken != nil {
					if diff := cmp.Diff(fmt.Sprint(partialResultToken), wantPartialResultToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}
			})
		}
	})
}

func TestDocumentSymbolOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true,"label":"testLabel"}`
		wantInvalid = `{"workDoneProgress":false}`
		wantNil     = `{}`
	)
	wantType := DocumentSymbolOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
		Label: "testLabel",
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentSymbolOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          DocumentSymbolOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentSymbolOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             DocumentSymbolOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentSymbolOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestWorkspaceSymbolOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantInvalid = `{"workDoneProgress":false}`
		wantNil     = `{}`
	)
	wantType := WorkspaceSymbolOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          WorkspaceSymbolOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          WorkspaceSymbolOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             WorkspaceSymbolOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             WorkspaceSymbolOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got WorkspaceSymbolOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDocumentFormattingOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantInvalid = `{"workDoneProgress":false}`
		wantNil     = `{}`
	)
	wantType := DocumentFormattingOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentFormattingOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          DocumentFormattingOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentFormattingOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             DocumentFormattingOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentFormattingOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDocumentRangeFormattingOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantNil     = `{}`
		wantInvalid = `{"workDoneProgress":false}`
	)
	wantType := DocumentRangeFormattingOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentRangeFormattingOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          DocumentRangeFormattingOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentRangeFormattingOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             DocumentRangeFormattingOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentRangeFormattingOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDeclarationOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantNil     = `{}`
		wantInvalid = `{"workDoneProgress":false}`
	)
	wantType := DeclarationOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DeclarationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          DeclarationOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DeclarationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             DeclarationOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DeclarationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDeclarationRegistrationOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true,"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}],"id":"1"}`
		wantNil     = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}]}`
		wantInvalid = `{"workDoneProgress":false,"documentSelector":[{"language":"typescript","scheme":"file","pattern":"*.{ts,js}"}],"id":"0"}`
	)
	wantType := DeclarationRegistrationOptions{
		DeclarationOptions: DeclarationOptions{
			WorkDoneProgressOptions: WorkDoneProgressOptions{
				WorkDoneProgress: true,
			},
		},
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
		StaticRegistrationOptions: StaticRegistrationOptions{
			ID: "1",
		},
	}
	wantTypeNil := DeclarationRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DeclarationRegistrationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DeclarationRegistrationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DeclarationRegistrationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDeclarationParams(t *testing.T) {
	t.Parallel()

	const (
		wantWorkDoneToken      = "156edea9-9d8d-422f-b7ee-81a84594afbb"
		wantPartialResultToken = "dd134d84-c134-4d7a-a2a3-f8af3ef4a568"
	)
	const (
		want        = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1},"workDoneToken":"` + wantWorkDoneToken + `","partialResultToken":"` + wantPartialResultToken + `"}`
		wantNilAll  = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1}}`
		wantInvalid = `{"textDocument":{"uri":"file:///path/to/basic_gen.go"},"position":{"line":2,"character":1},"workDoneToken":"` + wantPartialResultToken + `","partialResultToken":"` + wantWorkDoneToken + `"}`
	)
	wantType := DeclarationParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
		WorkDoneProgressParams: WorkDoneProgressParams{
			WorkDoneToken: NewProgressToken(wantWorkDoneToken),
		},
		PartialResultParams: PartialResultParams{
			PartialResultToken: NewProgressToken(wantPartialResultToken),
		},
	}
	wantTypeNilAll := DeclarationParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DeclarationParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DeclarationParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DeclarationParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got, cmpopts.IgnoreTypes(WorkDoneProgressParams{}, PartialResultParams{})); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				if workDoneToken := got.WorkDoneToken; workDoneToken != nil {
					if diff := cmp.Diff(fmt.Sprint(workDoneToken), wantWorkDoneToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}

				if partialResultToken := got.PartialResultToken; partialResultToken != nil {
					if diff := cmp.Diff(fmt.Sprint(partialResultToken), wantPartialResultToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}
			})
		}
	})
}

func TestDefinitionOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantNil     = `{}`
		wantInvalid = `{"workDoneProgress":false}`
	)
	wantType := DefinitionOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DefinitionOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          DefinitionOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DefinitionOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             DefinitionOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DefinitionOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDefinitionParams(t *testing.T) {
	t.Parallel()

	const (
		wantWorkDoneToken      = "156edea9-9d8d-422f-b7ee-81a84594afbb"
		wantPartialResultToken = "dd134d84-c134-4d7a-a2a3-f8af3ef4a568"
	)
	const (
		want        = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1},"workDoneToken":"` + wantWorkDoneToken + `","partialResultToken":"` + wantPartialResultToken + `"}`
		wantNilAll  = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1}}`
		wantInvalid = `{"textDocument":{"uri":"file:///path/to/basic_gen.go"},"position":{"line":2,"character":1},"workDoneToken":"` + wantPartialResultToken + `","partialResultToken":"` + wantWorkDoneToken + `"}`
	)
	wantType := DefinitionParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
		WorkDoneProgressParams: WorkDoneProgressParams{
			WorkDoneToken: NewProgressToken(wantWorkDoneToken),
		},
		PartialResultParams: PartialResultParams{
			PartialResultToken: NewProgressToken(wantPartialResultToken),
		},
	}
	wantTypeNilAll := DefinitionParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DefinitionParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DefinitionParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DefinitionParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got, cmpopts.IgnoreTypes(WorkDoneProgressParams{}, PartialResultParams{})); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				if workDoneToken := got.WorkDoneToken; workDoneToken != nil {
					if diff := cmp.Diff(fmt.Sprint(workDoneToken), wantWorkDoneToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}

				if partialResultToken := got.PartialResultToken; partialResultToken != nil {
					if diff := cmp.Diff(fmt.Sprint(partialResultToken), wantPartialResultToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}
			})
		}
	})
}

func TestTypeDefinitionOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantNil     = `{}`
		wantInvalid = `{"workDoneProgress":false}`
	)
	wantType := TypeDefinitionOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          TypeDefinitionOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          TypeDefinitionOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             TypeDefinitionOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             TypeDefinitionOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got TypeDefinitionOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestTypeDefinitionRegistrationOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}],"workDoneProgress":true,"id":"1"}`
		wantNil     = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}]}`
		wantInvalid = `{"documentSelector":[{"language":"typescript","scheme":"file","pattern":"*.{ts,js}"}],"workDoneProgress":false,"id":"0"}`
	)
	wantType := TypeDefinitionRegistrationOptions{
		TypeDefinitionOptions: TypeDefinitionOptions{
			WorkDoneProgressOptions: WorkDoneProgressOptions{
				WorkDoneProgress: true,
			},
		},
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
		StaticRegistrationOptions: StaticRegistrationOptions{
			ID: "1",
		},
	}
	wantTypeNil := TypeDefinitionRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          TypeDefinitionRegistrationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             TypeDefinitionRegistrationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got TypeDefinitionRegistrationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestTypeDefinitionParams(t *testing.T) {
	t.Parallel()

	const (
		wantWorkDoneToken      = "156edea9-9d8d-422f-b7ee-81a84594afbb"
		wantPartialResultToken = "dd134d84-c134-4d7a-a2a3-f8af3ef4a568"
	)
	const (
		want        = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1},"workDoneToken":"` + wantWorkDoneToken + `","partialResultToken":"` + wantPartialResultToken + `"}`
		wantNilAll  = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1}}`
		wantInvalid = `{"textDocument":{"uri":"file:///path/to/basic_gen.go"},"position":{"line":2,"character":1},"workDoneToken":"` + wantPartialResultToken + `","partialResultToken":"` + wantWorkDoneToken + `"}`
	)
	wantType := TypeDefinitionParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
		WorkDoneProgressParams: WorkDoneProgressParams{
			WorkDoneToken: NewProgressToken(wantWorkDoneToken),
		},
		PartialResultParams: PartialResultParams{
			PartialResultToken: NewProgressToken(wantPartialResultToken),
		},
	}
	wantTypeNilAll := TypeDefinitionParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          TypeDefinitionParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             TypeDefinitionParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got TypeDefinitionParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got, cmpopts.IgnoreTypes(WorkDoneProgressParams{}, PartialResultParams{})); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				if workDoneToken := got.WorkDoneToken; workDoneToken != nil {
					if diff := cmp.Diff(fmt.Sprint(workDoneToken), wantWorkDoneToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}

				if partialResultToken := got.PartialResultToken; partialResultToken != nil {
					if diff := cmp.Diff(fmt.Sprint(partialResultToken), wantPartialResultToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}
			})
		}
	})
}

func TestImplementationOptions(t *testing.T) {
	t.Parallel()

	const (
		want       = `{"workDoneProgress":true}`
		wantNilAll = `{}`
	)
	wantType := ImplementationOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}
	wantTypeNilAll := ImplementationOptions{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ImplementationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ImplementationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ImplementationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestImplementationRegistrationOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}],"workDoneProgress":true,"id":"1"}`
		wantNilAll  = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}]}`
		wantInvalid = `{"documentSelector":[{"language":"typescript","scheme":"file","pattern":"*.{ts,js}"}],"workDoneProgress":false,"id":"0"}`
	)
	wantType := ImplementationRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
		ImplementationOptions: ImplementationOptions{
			WorkDoneProgressOptions: WorkDoneProgressOptions{
				WorkDoneProgress: true,
			},
		},
		StaticRegistrationOptions: StaticRegistrationOptions{
			ID: "1",
		},
	}
	wantTypeNilAll := ImplementationRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ImplementationRegistrationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ImplementationRegistrationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ImplementationRegistrationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestImplementationParams(t *testing.T) {
	t.Parallel()

	const (
		wantWorkDoneToken      = "156edea9-9d8d-422f-b7ee-81a84594afbb"
		wantPartialResultToken = "dd134d84-c134-4d7a-a2a3-f8af3ef4a568"
	)
	const (
		want        = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1},"workDoneToken":"` + wantWorkDoneToken + `","partialResultToken":"` + wantPartialResultToken + `"}`
		wantNilAll  = `{"textDocument":{"uri":"file:///path/to/basic.go"},"position":{"line":25,"character":1}}`
		wantInvalid = `{"textDocument":{"uri":"file:///path/to/basic_gen.go"},"position":{"line":2,"character":1},"workDoneToken":"` + wantPartialResultToken + `","partialResultToken":"` + wantWorkDoneToken + `"}`
	)
	wantType := ImplementationParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
		WorkDoneProgressParams: WorkDoneProgressParams{
			WorkDoneToken: NewProgressToken(wantWorkDoneToken),
		},
		PartialResultParams: PartialResultParams{
			PartialResultToken: NewProgressToken(wantPartialResultToken),
		},
	}
	wantTypeNilAll := ImplementationParams{
		TextDocumentPositionParams: TextDocumentPositionParams{
			TextDocument: TextDocumentIdentifier{
				URI: uri.File("/path/to/basic.go"),
			},
			Position: Position{
				Line:      25,
				Character: 1,
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ImplementationParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNilAll,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ImplementationParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNilAll,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ImplementationParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got, cmpopts.IgnoreTypes(WorkDoneProgressParams{}, PartialResultParams{})); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				if workDoneToken := got.WorkDoneToken; workDoneToken != nil {
					if diff := cmp.Diff(fmt.Sprint(workDoneToken), wantWorkDoneToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}

				if partialResultToken := got.PartialResultToken; partialResultToken != nil {
					if diff := cmp.Diff(fmt.Sprint(partialResultToken), wantPartialResultToken); (diff != "") != tt.wantErr {
						t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
					}
				}
			})
		}
	})
}

func TestDocumentColorOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantNil     = `{}`
		wantInvalid = `{"workDoneProgress":false}`
	)
	wantType := DocumentColorOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentColorOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          DocumentColorOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentColorOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             DocumentColorOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentColorOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDocumentColorRegistrationOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}],"id":"1","workDoneProgress":true}`
		wantNil     = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}]}`
		wantInvalid = `{"documentSelector":[{"language":"typescript","scheme":"file","pattern":"*.{ts,js}"}],"id":"0","workDoneProgress":false}`
	)
	wantType := DocumentColorRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
		StaticRegistrationOptions: StaticRegistrationOptions{
			ID: "1",
		},
		DocumentColorOptions: DocumentColorOptions{
			WorkDoneProgressOptions: WorkDoneProgressOptions{
				WorkDoneProgress: true,
			},
		},
	}
	wantTypeNil := DocumentColorRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentColorRegistrationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentColorRegistrationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentColorRegistrationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestPrepareSupportDefaultBehavior_String(t *testing.T) {
	t.Parallel()

	tests := []struct {
		name string
		k    PrepareSupportDefaultBehavior
		want string
	}{
		{
			name: "Identifier",
			k:    PrepareSupportDefaultBehaviorIdentifier,
			want: "Identifier",
		},
		{
			name: "UnknownKind",
			k:    PrepareSupportDefaultBehavior(0),
			want: "0",
		},
	}
	for _, tt := range tests {
		tt := tt
		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()

			if got := tt.k.String(); got != tt.want {
				t.Errorf("PrepareSupportDefaultBehavior.String() = %v, want %v", tt.want, got)
			}
		})
	}
}

func TestFoldingRangeOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"workDoneProgress":true}`
		wantNil     = `{}`
		wantInvalid = `{"workDoneProgress":false}`
	)
	wantType := FoldingRangeOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          FoldingRangeOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          FoldingRangeOptions{},
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             FoldingRangeOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             FoldingRangeOptions{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got FoldingRangeOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestFoldingRangeRegistrationOptions(t *testing.T) {
	t.Parallel()

	const (
		want        = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}],"workDoneProgress":true,"id":"1"}`
		wantNil     = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}]}`
		wantInvalid = `{"documentSelector":[{"language":"typescript","scheme":"file","pattern":"*.{ts,js}"}],"workDoneProgress":false,"id":"0"}`
	)
	wantType := FoldingRangeRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
		FoldingRangeOptions: FoldingRangeOptions{
			WorkDoneProgressOptions: WorkDoneProgressOptions{
				WorkDoneProgress: true,
			},
		},
		StaticRegistrationOptions: StaticRegistrationOptions{
			ID: "1",
		},
	}
	wantTypeNil := FoldingRangeRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          FoldingRangeRegistrationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Invalid",
				field:          wantType,
				want:           wantInvalid,
				wantMarshalErr: false,
				wantErr:        true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             FoldingRangeRegistrationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Invalid",
				field:            wantInvalid,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          true,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got FoldingRangeRegistrationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestInitializeResult(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"capabilities":{"textDocumentSync":1,"completionProvider":{"resolveProvider":true,"triggerCharacters":["Tab"]},"hoverProvider":true,"signatureHelpProvider":{"triggerCharacters":["C-K"],"retriggerCharacters":["."]},"declarationProvider":true,"definitionProvider":true,"typeDefinitionProvider":true,"implementationProvider":true,"referencesProvider":true,"documentHighlightProvider":true,"documentSymbolProvider":true,"codeActionProvider":true,"codeLensProvider":{"resolveProvider":true},"documentLinkProvider":{"resolveProvider":true},"colorProvider":true,"workspaceSymbolProvider":true,"documentFormattingProvider":true,"documentRangeFormattingProvider":true,"documentOnTypeFormattingProvider":{"firstTriggerCharacter":".","moreTriggerCharacter":["f"]},"renameProvider":true,"foldingRangeProvider":true,"selectionRangeProvider":true,"executeCommandProvider":{"commands":["test","command"]},"callHierarchyProvider":true,"linkedEditingRangeProvider":true,"workspace":{"workspaceFolders":{"supported":true,"changeNotifications":"testNotifications"},"fileOperations":{"didCreate":{"filters":[{"scheme":"file","pattern":{"glob":"*","matches":"file","options":{"ignoreCase":true}}}]},"willCreate":{"filters":[{"scheme":"file","pattern":{"glob":"*","matches":"folder","options":{"ignoreCase":true}}}]},"didRename":{"filters":[{"scheme":"file","pattern":{"glob":"*","matches":"file","options":{"ignoreCase":true}}}]},"willRename":{"filters":[{"scheme":"file","pattern":{"glob":"*","matches":"folder","options":{"ignoreCase":true}}}]},"didDelete":{"filters":[{"scheme":"file","pattern":{"glob":"*","matches":"file","options":{"ignoreCase":true}}}]},"willDelete":{"filters":[{"scheme":"file","pattern":{"glob":"*","matches":"folder","options":{"ignoreCase":true}}}]}}},"monikerProvider":true,"experimental":"Awesome Experimentals"},"serverInfo":{"name":"testServer","version":"v0.0.0"}}`
		wantNil = `{"capabilities":{}}`
	)
	wantType := InitializeResult{
		Capabilities: ServerCapabilities{
			TextDocumentSync: float64(1),
			CompletionProvider: &CompletionOptions{
				ResolveProvider:   true,
				TriggerCharacters: []string{"Tab"},
			},
			HoverProvider: true,
			SignatureHelpProvider: &SignatureHelpOptions{
				TriggerCharacters:   []string{"C-K"},
				RetriggerCharacters: []string{"."},
			},
			DeclarationProvider:       true,
			DefinitionProvider:        true,
			TypeDefinitionProvider:    true,
			ImplementationProvider:    true,
			ReferencesProvider:        true,
			DocumentHighlightProvider: true,
			DocumentSymbolProvider:    true,
			WorkspaceSymbolProvider:   true,
			CodeActionProvider:        true,
			CodeLensProvider: &CodeLensOptions{
				ResolveProvider: true,
			},
			DocumentFormattingProvider:      true,
			DocumentRangeFormattingProvider: true,
			DocumentOnTypeFormattingProvider: &DocumentOnTypeFormattingOptions{
				FirstTriggerCharacter: ".",
				MoreTriggerCharacter:  []string{"f"},
			},
			RenameProvider: true,
			DocumentLinkProvider: &DocumentLinkOptions{
				ResolveProvider: true,
			},
			ColorProvider:          true,
			FoldingRangeProvider:   true,
			SelectionRangeProvider: true,
			ExecuteCommandProvider: &ExecuteCommandOptions{
				Commands: []string{"test", "command"},
			},
			Workspace: &ServerCapabilitiesWorkspace{
				WorkspaceFolders: &ServerCapabilitiesWorkspaceFolders{
					Supported:           true,
					ChangeNotifications: "testNotifications",
				},
				FileOperations: &ServerCapabilitiesWorkspaceFileOperations{
					DidCreate: &FileOperationRegistrationOptions{
						Filters: []FileOperationFilter{
							{
								Scheme: "file",
								Pattern: FileOperationPattern{
									Glob:    "*",
									Matches: FileOperationPatternKindFile,
									Options: FileOperationPatternOptions{
										IgnoreCase: true,
									},
								},
							},
						},
					},
					WillCreate: &FileOperationRegistrationOptions{
						Filters: []FileOperationFilter{
							{
								Scheme: "file",
								Pattern: FileOperationPattern{
									Glob:    "*",
									Matches: FileOperationPatternKindFolder,
									Options: FileOperationPatternOptions{
										IgnoreCase: true,
									},
								},
							},
						},
					},
					DidRename: &FileOperationRegistrationOptions{
						Filters: []FileOperationFilter{
							{
								Scheme: "file",
								Pattern: FileOperationPattern{
									Glob:    "*",
									Matches: FileOperationPatternKindFile,
									Options: FileOperationPatternOptions{
										IgnoreCase: true,
									},
								},
							},
						},
					},
					WillRename: &FileOperationRegistrationOptions{
						Filters: []FileOperationFilter{
							{
								Scheme: "file",
								Pattern: FileOperationPattern{
									Glob:    "*",
									Matches: FileOperationPatternKindFolder,
									Options: FileOperationPatternOptions{
										IgnoreCase: true,
									},
								},
							},
						},
					},
					DidDelete: &FileOperationRegistrationOptions{
						Filters: []FileOperationFilter{
							{
								Scheme: "file",
								Pattern: FileOperationPattern{
									Glob:    "*",
									Matches: FileOperationPatternKindFile,
									Options: FileOperationPatternOptions{
										IgnoreCase: true,
									},
								},
							},
						},
					},
					WillDelete: &FileOperationRegistrationOptions{
						Filters: []FileOperationFilter{
							{
								Scheme: "file",
								Pattern: FileOperationPattern{
									Glob:    "*",
									Matches: FileOperationPatternKindFolder,
									Options: FileOperationPatternOptions{
										IgnoreCase: true,
									},
								},
							},
						},
					},
				},
			},
			LinkedEditingRangeProvider: true,
			CallHierarchyProvider:      true,
			SemanticTokensProvider:     nil,
			MonikerProvider:            true,
			Experimental:               "Awesome Experimentals",
		},
		ServerInfo: &ServerInfo{
			Name:    "testServer",
			Version: "v0.0.0",
		},
	}
	wantTypeNil := InitializeResult{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          InitializeResult
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Logf("got: %s", string(got))
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             InitializeResult
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got InitializeResult
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				// cmpOpts := cmpopts.IgnoreFields(ServerCapabilities{}, "SelectionRangeProvider") // ignore SelectionRangeProvider field but assert below
				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}

				// if srp := got.Capabilities.SelectionRangeProvider; srp != nil {
				// 	switch srp := srp.(type) {
				// 	case bool: // EnableSelectionRange
				// 		if diff := cmp.Diff(EnableSelectionRange(srp), enableSelectionRange); (diff != "") != tt.wantErr {
				// 			t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				// 		}
				// 	default:
				// 		t.Fatalf("srp type is %[1]T, not bool: %#[1]v\n", srp)
				// 	}
				// }
			})
		}
	})
}

func TestInitializeError(t *testing.T) {
	t.Parallel()

	const want = `{"retry":true}`
	wantType := InitializeError{
		Retry: true,
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          InitializeError
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             InitializeError
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got InitializeError
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestShowDocumentParams(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"uri":"file:///path/to/basic.go","external":true,"takeFocus":true,"selection":{"start":{"line":255,"character":4},"end":{"line":255,"character":10}}}`
		wantNil = `{"uri":"file:///path/to/basic.go"}`
	)
	wantType := ShowDocumentParams{
		URI:       uri.File("/path/to/basic.go"),
		External:  true,
		TakeFocus: true,
		Selection: &Range{
			Start: Position{
				Line:      255,
				Character: 4,
			},
			End: Position{
				Line:      255,
				Character: 10,
			},
		},
	}
	wantTypeNilAll := ShowDocumentParams{
		URI: uri.File("/path/to/basic.go"),
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ShowDocumentParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ShowDocumentParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ShowDocumentParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestShowDocumentResult(t *testing.T) {
	t.Parallel()

	const want = `{"success":true}`
	wantType := ShowDocumentResult{
		Success: true,
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ShowDocumentResult
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ShowDocumentResult
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ShowDocumentResult
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestTextDocumentSyncKind_String(t *testing.T) {
	t.Parallel()

	tests := []struct {
		name string
		k    TextDocumentSyncKind
		want string
	}{
		{
			name: "NoneKind",
			k:    TextDocumentSyncKindNone,
			want: "None",
		},
		{
			name: "FullKind",
			k:    TextDocumentSyncKindFull,
			want: "Full",
		},
		{
			name: "IncrementalKind",
			k:    TextDocumentSyncKindIncremental,
			want: "Incremental",
		},
		{
			name: "UnknownKind",
			k:    TextDocumentSyncKind(99),
			want: "99",
		},
	}
	for _, tt := range tests {
		tt := tt
		t.Run(tt.name, func(t *testing.T) {
			t.Parallel()

			if got := tt.k.String(); got != tt.want {
				t.Errorf("TextDocumentSyncKind.String() = %v, want %v", tt.want, got)
			}
		})
	}
}

func TestReferencesOptions(t *testing.T) {
	t.Parallel()

	const want = `{"workDoneProgress":true}`
	wantType := ReferencesOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          ReferencesOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             ReferencesOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got ReferencesOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestCodeActionOptions(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"codeActionKinds":["quickfix","refactor"],"resolveProvider":true}`
		wantNil = `{}`
	)
	wantType := CodeActionOptions{
		CodeActionKinds: []CodeActionKind{
			QuickFix,
			Refactor,
		},
		ResolveProvider: true,
	}
	wantTypeNil := CodeActionOptions{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          CodeActionOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Nil",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             CodeActionOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Nil",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got CodeActionOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestRenameOptions(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"prepareProvider":true}`
		wantNil = `{}`
	)
	wantType := RenameOptions{
		PrepareProvider: true,
	}
	wantTypeNil := RenameOptions{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          RenameOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Nil",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             RenameOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Nil",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got RenameOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestSaveOptions(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"includeText":true}`
		wantNil = `{}`
	)
	wantType := SaveOptions{
		IncludeText: true,
	}
	wantTypeNil := SaveOptions{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          SaveOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Nil",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             SaveOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Nil",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got SaveOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestTextDocumentSyncOptions(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"openClose":true,"change":1,"willSave":true,"willSaveWaitUntil":true,"save":{"includeText":true}}`
		wantNil = `{}`
	)
	wantType := TextDocumentSyncOptions{
		OpenClose:         true,
		Change:            TextDocumentSyncKindFull,
		WillSave:          true,
		WillSaveWaitUntil: true,
		Save: &SaveOptions{
			IncludeText: true,
		},
	}
	wantTypeNil := TextDocumentSyncOptions{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          TextDocumentSyncOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Nil",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             TextDocumentSyncOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Nil",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got TextDocumentSyncOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestHoverOptions(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"workDoneProgress":true}`
		wantNil = `{}`
	)
	wantType := HoverOptions{
		WorkDoneProgressOptions: WorkDoneProgressOptions{
			WorkDoneProgress: true,
		},
	}
	wantTypeNil := HoverOptions{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          HoverOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Nil",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             HoverOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Nil",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got HoverOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestStaticRegistrationOptions(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"id":"testID"}`
		wantNil = `{}`
	)
	wantType := StaticRegistrationOptions{
		ID: "testID",
	}
	wantTypeNil := StaticRegistrationOptions{}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          StaticRegistrationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "Nil",
				field:          wantTypeNil,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             StaticRegistrationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "Nil",
				field:            wantNil,
				want:             wantTypeNil,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got StaticRegistrationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestDocumentLinkRegistrationOptions(t *testing.T) {
	t.Parallel()

	const (
		want    = `{"documentSelector":[{"language":"go","scheme":"file","pattern":"*"}],"resolveProvider":true}`
		wantNil = `{"documentSelector":[]}`
	)
	wantType := DocumentLinkRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{
				{
					Language: "go",
					Scheme:   "file",
					Pattern:  `*`,
				},
			},
		},
		ResolveProvider: true,
	}
	wantTypeNilAll := DocumentLinkRegistrationOptions{
		TextDocumentRegistrationOptions: TextDocumentRegistrationOptions{
			DocumentSelector: DocumentSelector{},
		},
	}

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          DocumentLinkRegistrationOptions
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          wantType,
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
			{
				name:           "ValidNilAll",
				field:          wantTypeNilAll,
				want:           wantNil,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             DocumentLinkRegistrationOptions
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             wantType,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
			{
				name:             "ValidNilAll",
				field:            wantNil,
				want:             wantTypeNilAll,
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got DocumentLinkRegistrationOptions
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}

func TestInitializedParams(t *testing.T) {
	t.Parallel()

	const want = `{}`

	t.Run("Marshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name           string
			field          InitializedParams
			want           string
			wantMarshalErr bool
			wantErr        bool
		}{
			{
				name:           "Valid",
				field:          InitializedParams{},
				want:           want,
				wantMarshalErr: false,
				wantErr:        false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				got, err := json.Marshal(&tt.field)
				if (err != nil) != tt.wantMarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, string(got)); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})

	t.Run("Unmarshal", func(t *testing.T) {
		t.Parallel()

		tests := []struct {
			name             string
			field            string
			want             InitializedParams
			wantUnmarshalErr bool
			wantErr          bool
		}{
			{
				name:             "Valid",
				field:            want,
				want:             InitializedParams{},
				wantUnmarshalErr: false,
				wantErr:          false,
			},
		}

		for _, tt := range tests {
			tt := tt
			t.Run(tt.name, func(t *testing.T) {
				t.Parallel()

				var got InitializedParams
				if err := json.Unmarshal([]byte(tt.field), &got); (err != nil) != tt.wantUnmarshalErr {
					t.Fatal(err)
				}

				if diff := cmp.Diff(tt.want, got); (diff != "") != tt.wantErr {
					t.Errorf("%s: wantErr: %t\n(-want +got)\n%s", tt.name, tt.wantErr, diff)
				}
			})
		}
	})
}