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cmd/go: change to use struct in go test -cover

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Go tool half of https://golang.org/cl/10271044

R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/10272043
This commit is contained in:
Rob Pike 2013-06-13 13:12:58 -07:00
parent 568c4617ec
commit 92ea9fa108
3 changed files with 9 additions and 12 deletions
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9
src/cmd/go/build.go
View File

@ -798,7 +798,7 @@ func (b *builder) build(a *action) (err error) {
continue
}
coverFile := filepath.Join(obj, file)
if err := b.cover(a, coverFile, sourceFile, 0666, cover.Count, cover.Pos); err != nil {
if err := b.cover(a, coverFile, sourceFile, 0666, cover.Var); err != nil {
return err
}
gofiles = append(gofiles, coverFile)
@ -1110,13 +1110,12 @@ func (b *builder) copyFile(a *action, dst, src string, perm os.FileMode) error {
}
// cover runs, in effect,
// go tool cover -mode=b.coverMode -count="count" -pos="pos" -o dst.go src.go
func (b *builder) cover(a *action, dst, src string, perm os.FileMode, count, pos string) error {
// go tool cover -mode=b.coverMode -var="varName" -o dst.go src.go
func (b *builder) cover(a *action, dst, src string, perm os.FileMode, varName string) error {
return b.run(a.objdir, "cover "+a.p.ImportPath, nil,
tool("cover"),
"-mode", a.p.coverMode,
"-count", count,
"-pos", pos,
"-var", varName,
"-o", dst,
src)
}

5
src/cmd/go/pkg.go
View File

@ -90,9 +90,8 @@ type Package struct {
// CoverVar holds the name of the generated coverage variables targeting the named file.
type CoverVar struct {
File string // local file name
Count string // name of count array
Pos string // name of position array
File string // local file name
Var string // name of count struct
}
func (p *Package) copyBuild(pp *build.Package) {

7
src/cmd/go/test.go
View File

@ -682,9 +682,8 @@ func declareCoverVars(files ...string) map[string]*CoverVar {
coverVars := make(map[string]*CoverVar)
for _, file := range files {
coverVars[file] = &CoverVar{
File: file,
Count: fmt.Sprintf("GoCoverCount_%d", coverIndex),
Pos: fmt.Sprintf("GoCoverPos_%d", coverIndex),
File: file,
Var: fmt.Sprintf("GoCover_%d", coverIndex),
}
coverIndex++
}
@ -988,7 +987,7 @@ var (
func init() {
{{range $file, $cover := .CoverVars}}
coverRegisterFile({{printf "%q" $file}}, _test.{{$cover.Count}}[:], _test.{{$cover.Pos}}[:]...)
coverRegisterFile({{printf "%q" $file}}, _test.{{$cover.Var}}.Count[:], _test.{{$cover.Var}}.Pos[:]...)
{{end}}
}