Function captureStdout

cmd/git-sync/main_test.go:670–688

(fn func() error)

}

func captureStdout(fn func() error) (string, error) {
	old := os.Stdout
	r, w, err := os.Pipe()
	if err != nil {
		return "", err
	}
	os.Stdout = w
	defer func() { os.Stdout = old }()

	runErr := fn()
	_ = w.Close()

	var buf bytes.Buffer
	if _, err := io.Copy(&buf, r); err != nil {
		return "", err
	}
	_ = r.Close()
	return strings.TrimSpace(buf.String()), runErr
}

func newSourceRepo(t *testing.T) (*git.Repository, billy.Filesystem) {
	t.Helper()