func ensureGDMExists(repo, localPath string, log func(string, ...interface{})) error {
s, err := os.Stat(localPath)
if err == nil && s.IsDir() {
files, err := ioutil.ReadDir(localPath)
if err != nil {
return err
}
if len(files) != 0 {
// The directory exists and is not empty, do nothing.
if repo != "" {
log("not pulling repo %q; directory already exist and is not empty: %q", repo, localPath)
}
return nil
}
}
if err := config.EnsureDirExists(localPath); err != nil {
return EnsureErrorResult(err)
}
sh, err := shell.DefaultInDir(localPath)
if err != nil {
return EnsureErrorResult(err)
}
g, err := git.NewClient(sh)
if err != nil {
return EnsureErrorResult(err)
}
log("cloning %q into %q ...", repo, localPath)
if err := g.CloneRepo(repo, localPath); err != nil {
return EnsureErrorResult(err)
}
log("done")
return nil
}
func TestDetect(t *testing.T) {
const baseDir = "testdata/gen"
os.RemoveAll(baseDir)
for i, test := range detectTests {
testDir := fmt.Sprintf("%s/%d", baseDir, i)
if err := os.MkdirAll(testDir, 0777); err != nil {
t.Fatal(err)
}
sh, err := shell.DefaultInDir(testDir)
if err != nil {
t.Fatal(err)
}
c := &sous.BuildContext{
Sh: sh,
Source: sous.SourceContext{},
}
if test.Dockerfile != "" {
dockerfilePath := path.Join(testDir, "Dockerfile")
dockerfileBytes := []byte(test.Dockerfile)
if err := ioutil.WriteFile(dockerfilePath, dockerfileBytes, 0777); err != nil {
t.Fatal(err)
}
}
dr, err := (&DockerfileBuildpack{}).Detect(c)
if err := assertError(test.Error, err); err != nil {
t.Error(err)
}
if err := assertResult(test.DetectResult, dr, err); err != nil {
t.Error(err)
}
}
}
func newLocalWorkDirShell(verbosity *config.Verbosity, l LocalWorkDir) (v LocalWorkDirShell, err error) {
v.Sh, err = shell.DefaultInDir(string(l))
v.TeeEcho = os.Stdout //XXX should use a writer
v.Sh.Debug = verbosity.Debug
//v.TeeOut = os.Stdout
//v.TeeErr = os.Stderr
return v, initErr(err, "getting current working directory")
}
// TODO: This should register a cleanup task with the cli, to delete the temp
// dir.
func newScratchDirShell() (v ScratchDirShell, err error) {
const what = "getting scratch directory"
dir, err := ioutil.TempDir("", "sous")
if err != nil {
return v, initErr(err, what)
}
v.Sh, err = shell.DefaultInDir(dir)
v.TeeOut = os.Stdout
v.TeeErr = os.Stderr
return v, initErr(err, what)
}