| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package discovery |
| |
| import ( |
| "context" |
| "github.com/apache/servicecomb-service-center/server/plugin/pkg/registry" |
| "testing" |
| ) |
| |
| type mockCache struct { |
| Key string |
| KV *KeyValue |
| } |
| |
| func (n *mockCache) Name() string { return "NULL" } |
| func (n *mockCache) Size() int { return 0 } |
| func (n *mockCache) GetAll(arr *[]*KeyValue) int { return 0 } |
| func (n *mockCache) Get(k string) *KeyValue { |
| if k == n.Key { |
| return n.KV |
| } |
| return nil |
| } |
| func (n *mockCache) GetPrefix(prefix string, arr *[]*KeyValue) int { |
| if prefix == n.Key { |
| if arr != nil { |
| *arr = append(*arr, n.KV) |
| } |
| return 1 |
| } |
| return 0 |
| } |
| func (n *mockCache) ForEach(iter func(k string, v *KeyValue) (next bool)) {} |
| func (n *mockCache) Put(k string, v *KeyValue) { |
| n.Key = k |
| n.KV = v |
| } |
| |
| func TestCacheIndexer_Search(t *testing.T) { |
| c := &mockCache{} |
| i := NewCacheIndexer(c) |
| |
| // not match cache |
| c.Put("ka", &KeyValue{Key: []byte("ka"), Value: []byte("va"), Version: 1, ModRevision: 1}) |
| resp, err := i.Search(context.Background(), registry.WithStrKey("/a")) |
| if err != nil || resp == nil || resp.Count != 0 { |
| t.Fatalf("TestEtcdIndexer_Search failed, %v, %v", err, resp) |
| } |
| resp, err = i.Search(context.Background(), registry.WithStrKey("/a"), registry.WithPrefix()) |
| if err != nil || resp == nil || resp.Count != 0 { |
| t.Fatalf("TestEtcdIndexer_Search failed, %v, %v", err, resp) |
| } |
| resp, err = i.Search(context.Background(), registry.WithStrKey("/a"), registry.WithCountOnly()) |
| if err != nil || resp == nil || resp.Count != 0 { |
| t.Fatalf("TestEtcdIndexer_Search failed, %v, %v", err, resp) |
| } |
| |
| // case: use cache index |
| c.Put("/a", &KeyValue{Key: []byte("/a"), Value: []byte("va"), Version: 1, ModRevision: 1}) |
| |
| // exact match |
| resp, err = i.Search(context.Background(), registry.WithStrKey("/a")) |
| if err != nil || resp == nil || resp.Count != 1 || string(resp.Kvs[0].Value.([]byte)) != "va" { |
| t.Fatalf("TestEtcdIndexer_Search failed, %v, %v", err, resp) |
| } |
| resp, err = i.Search(context.Background(), registry.WithStrKey("/a"), registry.WithCountOnly()) |
| if err != nil || resp == nil || resp.Count != 1 || len(resp.Kvs) != 0 { |
| t.Fatalf("TestEtcdIndexer_Search failed, %v, %v", err, resp) |
| } |
| |
| // prefix match |
| resp, err = i.Search(context.Background(), registry.WithStrKey("/a"), registry.WithPrefix()) |
| if err != nil || resp == nil || resp.Count != 1 || string(resp.Kvs[0].Value.([]byte)) != "va" { |
| t.Fatalf("TestEtcdIndexer_Search failed, %v, %v", err, resp) |
| } |
| resp, err = i.Search(context.Background(), registry.WithStrKey("/a"), registry.WithPrefix(), registry.WithCountOnly()) |
| if err != nil || resp == nil || resp.Count != 1 || len(resp.Kvs) != 0 { |
| t.Fatalf("TestEtcdIndexer_Search failed, %v, %v", err, resp) |
| } |
| } |