Function captureOutput

debug_test.go:136–165

(t *testing.T, f func())

}

func captureOutput(t *testing.T, f func()) string {
	reader, writer, err := os.Pipe()
	if err != nil {
		panic(err)
	}
	defaultWriter := DefaultWriter
	defaultErrorWriter := DefaultErrorWriter
	defer func() {
		DefaultWriter = defaultWriter
		DefaultErrorWriter = defaultErrorWriter
		log.SetOutput(os.Stderr)
	}()
	DefaultWriter = writer
	DefaultErrorWriter = writer
	log.SetOutput(writer)
	out := make(chan string)
	wg := new(sync.WaitGroup)
	wg.Add(1)
	go func() {
		var buf strings.Builder
		wg.Done()
		_, err := io.Copy(&buf, reader)
		assert.NoError(t, err)
		out <- buf.String()
	}()
	wg.Wait()
	f()
	writer.Close()
	return <-out
}

func TestGetMinVer(t *testing.T) {
	var m uint64