.config/coc/extensions/coc-go-data/tools/pkg/mod/golang.org/x/tools@v0.0.0-20201105173854-bc9fc8d8c4bc/internal/lsp/cmd/test/definition.go

   1 // Copyright 2019 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package cmdtest
   6
   7 import (
   8         "fmt"
   9         "runtime"
  10         "strings"
  11         "testing"
  12
  13         "golang.org/x/tools/internal/lsp/diff"
  14         "golang.org/x/tools/internal/lsp/diff/myers"
  15         "golang.org/x/tools/internal/lsp/tests"
  16         "golang.org/x/tools/internal/span"
  17 )
  18
  19 type godefMode int
  20
  21 const (
  22         plainGodef = godefMode(1 << iota)
  23         jsonGoDef
  24 )
  25
  26 var godefModes = []godefMode{
  27         plainGodef,
  28         jsonGoDef,
  29 }
  30
  31 func (r *runner) Definition(t *testing.T, spn span.Span, d tests.Definition) {
  32         if d.IsType || d.OnlyHover {
  33                 // TODO: support type definition, hover queries
  34                 return
  35         }
  36         d.Src = span.New(d.Src.URI(), span.NewPoint(0, 0, d.Src.Start().Offset()), span.Point{})
  37         for _, mode := range godefModes {
  38                 args := []string{"definition", "-markdown"}
  39                 tag := d.Name + "-definition"
  40                 if mode&jsonGoDef != 0 {
  41                         tag += "-json"
  42                         args = append(args, "-json")
  43                 }
  44                 uri := d.Src.URI()
  45                 args = append(args, fmt.Sprint(d.Src))
  46                 got, _ := r.NormalizeGoplsCmd(t, args...)
  47                 if mode&jsonGoDef != 0 && runtime.GOOS == "windows" {
  48                         got = strings.Replace(got, "file:///", "file://", -1)
  49                 }
  50                 expect := strings.TrimSpace(string(r.data.Golden(tag, uri.Filename(), func() ([]byte, error) {
  51                         return []byte(got), nil
  52                 })))
  53                 if expect != "" && !strings.HasPrefix(got, expect) {
  54                         d := myers.ComputeEdits("", expect, got)
  55                         t.Errorf("definition %v failed with %#v\n%s", tag, args, diff.ToUnified("expect", "got", expect, d))
  56                 }
  57         }
  58 }