now.Year(), now.Month(), now.Day(), now.Hour(), now.Minute(), now.Second())
	if got == want {
		return
	}
	t.Errorf("got %q; want %q", got, want)
}

func TestEmptyPrintCreatesLine(t *testing.T) {
	var b strings.Builder
	l := New(&b, "Header:", LstdFlags)
	l.Print()
	l.Println("non-empty")
	output := b.String()
	if n := strings.Count(output, "Header"); n != 2 {