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cmd/bundle: fix broken test

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Change-Id: I95bd6cd1b63a1d1b5bd255546fbf571010a67266
Reviewed-on: https://go-review.googlesource.com/19745
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Alan Donovan 2016-02-20 17:33:56 -05:00
parent 9aae8f06b5
commit f7268ab39b
3 changed files with 17 additions and 12 deletions
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13
cmd/bundle/main.go
View File

@ -159,7 +159,10 @@ func main() {
}
}
code := bundle(args[0], *dstPath, *pkgName, *prefix)
code, err := bundle(args[0], *dstPath, *pkgName, *prefix)
if err != nil {
log.Fatal(err)
}
if *outputFile != "" {
err := ioutil.WriteFile(*outputFile, code, 0666)
if err != nil {
@ -175,7 +178,7 @@ func main() {
var ctxt = &build.Default
func bundle(src, dst, dstpkg, prefix string) []byte {
func bundle(src, dst, dstpkg, prefix string) ([]byte, error) {
// Load the initial package.
conf := loader.Config{ParserMode: parser.ParseComments, Build: ctxt}
conf.TypeCheckFuncBodies = func(p string) bool { return p == src }
@ -183,7 +186,7 @@ func bundle(src, dst, dstpkg, prefix string) []byte {
lprog, err := conf.Load()
if err != nil {
log.Fatal(err)
return nil, err
}
info := lprog.Package(src)
@ -251,7 +254,7 @@ func bundle(src, dst, dstpkg, prefix string) []byte {
for _, f := range info.Files {
for _, imp := range f.Imports {
if imp.Name != nil {
log.Fatalf("%s: renaming imports not supported",
return nil, fmt.Errorf("%s: renaming imports not supported",
lprog.Fset.Position(imp.Pos()))
}
}
@ -326,7 +329,7 @@ func bundle(src, dst, dstpkg, prefix string) []byte {
log.Fatalf("formatting failed: %v", err)
}
return result
return result, nil
}
type flagFunc func(string)

12
cmd/bundle/main_test.go
View File

@ -7,6 +7,7 @@ package main
import (
"bytes"
"io/ioutil"
"os"
"os/exec"
"runtime"
"testing"
@ -33,17 +34,18 @@ func TestBundle(t *testing.T) {
},
})
var out bytes.Buffer
if err := bundle(&out, "initial", "dest", "prefix"); err != nil {
os.Args = os.Args[:1] // avoid e.g. -test=short in the output
out, err := bundle("initial", "github.com/dest", "dest", "prefix")
if err != nil {
t.Fatal(err)
}
if got, want := out.String(), load("testdata/out.golden"); got != want {
if got, want := string(out), load("testdata/out.golden"); got != want {
t.Errorf("-- got --\n%s\n-- want --\n%s\n-- diff --", got, want)
if err := ioutil.WriteFile("testdata/out.got", out.Bytes(), 0644); err != nil {
if err := ioutil.WriteFile("testdata/out.got", out, 0644); err != nil {
t.Fatal(err)
}
t.Log(diff("testdata/out.got", "testdata/out.golden"))
t.Log(diff("testdata/out.golden", "testdata/out.got"))
}
}

4
cmd/bundle/testdata/out.golden vendored
View File

@ -1,5 +1,5 @@
// Code generated by golang.org/x/tools/cmd/bundle command:
// $ bundle initial dest prefix
// Code generated by golang.org/x/tools/cmd/bundle.
// $ bundle
// The package doc comment
//