milvus/internal/querycoordv2/observers/leader_cache_observer_test.go
wei liu ba02d54a30
enhance: update shard leader cache when leader location changed (#32470)
issue: #32466

this PR enhance that when shard location changed, update proxy's shard
leader cache. in case of query node failover case, proxy can find
replica recover

---------

Signed-off-by: Wei Liu <wei.liu@zilliz.com>
2024-05-08 10:05:29 +08:00

95 lines
3.1 KiB
Go

// Licensed to the LF AI & Data foundation 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 observers
import (
"context"
"testing"
"time"
"github.com/samber/lo"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/suite"
"go.uber.org/atomic"
"github.com/milvus-io/milvus/internal/proto/proxypb"
"github.com/milvus-io/milvus/internal/util/proxyutil"
"github.com/milvus-io/milvus/pkg/util/paramtable"
"github.com/milvus-io/milvus/pkg/util/typeutil"
)
type LeaderCacheObserverTestSuite struct {
suite.Suite
mockProxyManager *proxyutil.MockProxyClientManager
observer *LeaderCacheObserver
}
func (suite *LeaderCacheObserverTestSuite) SetupSuite() {
paramtable.Init()
suite.mockProxyManager = proxyutil.NewMockProxyClientManager(suite.T())
suite.observer = NewLeaderCacheObserver(suite.mockProxyManager)
}
func (suite *LeaderCacheObserverTestSuite) TestInvalidateShardLeaderCache() {
suite.observer.Start(context.TODO())
defer suite.observer.Stop()
ret := atomic.NewBool(false)
collectionIDs := typeutil.NewConcurrentSet[int64]()
suite.mockProxyManager.EXPECT().InvalidateShardLeaderCache(mock.Anything, mock.Anything).RunAndReturn(
func(ctx context.Context, req *proxypb.InvalidateShardLeaderCacheRequest) error {
collectionIDs.Upsert(req.GetCollectionIDs()...)
collectionIDs := req.GetCollectionIDs()
if len(collectionIDs) == 1 && lo.Contains(collectionIDs, 1) {
ret.Store(true)
}
return nil
})
suite.observer.RegisterEvent(1)
suite.Eventually(func() bool {
return ret.Load()
}, 3*time.Second, 1*time.Second)
// test batch submit events
ret.Store(false)
suite.mockProxyManager.ExpectedCalls = nil
suite.mockProxyManager.EXPECT().InvalidateShardLeaderCache(mock.Anything, mock.Anything).RunAndReturn(
func(ctx context.Context, req *proxypb.InvalidateShardLeaderCacheRequest) error {
collectionIDs.Upsert(req.GetCollectionIDs()...)
collectionIDs := req.GetCollectionIDs()
if len(collectionIDs) == 3 && lo.Contains(collectionIDs, 1) && lo.Contains(collectionIDs, 2) && lo.Contains(collectionIDs, 3) {
ret.Store(true)
}
return nil
})
suite.observer.RegisterEvent(1)
suite.observer.RegisterEvent(2)
suite.observer.RegisterEvent(3)
suite.Eventually(func() bool {
return ret.Load()
}, 3*time.Second, 1*time.Second)
}
func TestLeaderCacheObserverTestSuite(t *testing.T) {
suite.Run(t, new(LeaderCacheObserverTestSuite))
}