if valid != testCases[i].valid {
			t.Errorf("case [%d]: unexpected mismatch, expect valid[%v], got valid[%v], desc: %s", i, testCases[i].valid, valid, testCases[i].entry)
		}
	}
}

func TestEntryString(t *testing.T) {
	testCases := []struct {
		name   string
		entry  *Entry
		expect string
	}{
		{
			name: "test when SetType is HashIPPort",
			entry: &Entry{
				SetType:  HashIPPort,