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fix: Make TestScannerAdaptorReadError stable (#41303)

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Related to #41302

Previously wait for 200 milliseconds could cause unsable behavior of
this unittest. This PR make unittest wait for certain function call
instead of wait for some time.

Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
This commit is contained in:
congqixia 2025-04-15 14:54:34 +08:00 committed by GitHub
parent a53f3024cf
commit 1d564a2d95
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GPG Key ID: B5690EEEBB952194
1 changed files with 21 additions and 4 deletions
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25
internal/streamingnode/server/wal/adaptor/scanner_adaptor_test.go
View File

@ -1,12 +1,13 @@
package adaptor
import (
"context"
"testing"
"time"
"github.com/cockroachdb/errors"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"go.uber.org/atomic"
"github.com/milvus-io/milvus/internal/mocks/streamingnode/server/wal/interceptors/mock_wab"
"github.com/milvus-io/milvus/internal/mocks/streamingnode/server/wal/interceptors/timetick/mock_inspector"
@ -16,21 +17,34 @@ import (
"github.com/milvus-io/milvus/pkg/v2/mocks/streaming/mock_walimpls"
"github.com/milvus-io/milvus/pkg/v2/streaming/util/options"
"github.com/milvus-io/milvus/pkg/v2/streaming/util/types"
"github.com/milvus-io/milvus/pkg/v2/streaming/walimpls"
"github.com/milvus-io/milvus/pkg/v2/util/lifetime"
)
func TestScannerAdaptorReadError(t *testing.T) {
resource.InitForTest(t)
sig1 := lifetime.NewSafeChan()
sig2 := lifetime.NewSafeChan()
backoffTime := atomic.NewInt32(0)
operator := mock_inspector.NewMockTimeTickSyncOperator(t)
operator.EXPECT().Channel().Return(types.PChannelInfo{})
operator.EXPECT().Sync(mock.Anything).Return()
operator.EXPECT().Sync(mock.Anything).Run(func(ctx context.Context) {
sig1.Close()
})
wb := mock_wab.NewMockROWriteAheadBuffer(t)
operator.EXPECT().WriteAheadBuffer(mock.Anything).Return(wb, nil)
resource.Resource().TimeTickInspector().RegisterSyncOperator(operator)
err := errors.New("read error")
l := mock_walimpls.NewMockWALImpls(t)
l.EXPECT().Read(mock.Anything, mock.Anything).Return(nil, err)
l.EXPECT().Read(mock.Anything, mock.Anything).RunAndReturn(func(_ context.Context, _ walimpls.ReadOption) (walimpls.ScannerImpls, error) {
if backoffTime.Inc() > 1 {
sig2.Close()
}
return nil, err
})
l.EXPECT().Channel().Return(types.PChannelInfo{})
s := newScannerAdaptor("scanner", l,
@ -41,7 +55,10 @@ func TestScannerAdaptorReadError(t *testing.T) {
},
metricsutil.NewScanMetrics(types.PChannelInfo{}).NewScannerMetrics(),
func() {})
time.Sleep(200 * time.Millisecond)
// wait for timetick inspector first round
<-sig1.CloseCh()
// wait for scanner backoff 2 rounds
<-sig2.CloseCh()
s.Close()
<-s.Chan()
<-s.Done()