blob: 571c3767f8d442831c4e89603f84aa648cb2a739 [file] [log] [blame]
// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package regtest
import (
"encoding/json"
"testing"
"golang.org/x/tools/internal/lsp/protocol"
)
const simpleProgram = `
-- go.mod --
module mod.com
go 1.12
-- main.go --
package main
import "fmt"
func main() {
fmt.Println("Hello World.")
}`
func TestHoverSerialization(t *testing.T) {
runner.Run(t, simpleProgram, func(t *testing.T, env *Env) {
// Hover on an empty line.
params := protocol.HoverParams{}
params.TextDocument.URI = env.Sandbox.Workdir.URI("main.go")
params.Position.Line = 3
params.Position.Character = 0
var resp json.RawMessage
if err := protocol.Call(env.Ctx, env.Conn, "textDocument/hover", &params, &resp); err != nil {
t.Fatal(err)
}
if len(string(resp)) > 0 {
t.Errorf("got non-empty response for empty hover: %v", string(resp))
}
})
}