milvus/internal/util/streamrpc/in_memory_streamer_test.go
congqixia bcbe98aba1
Add querynode client wrapper and avoid grpc in standalone mode (#27781)
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
2023-10-19 11:10:07 +08:00

95 lines
2.2 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 streamrpc
import (
"context"
"io"
"testing"
"github.com/stretchr/testify/suite"
"google.golang.org/grpc/metadata"
)
type InMemoryStreamerSuite struct {
suite.Suite
}
func (s *InMemoryStreamerSuite) TestBufferedClose() {
streamer := NewInMemoryStreamer[int64](context.Background(), 10)
err := streamer.Send(1)
s.NoError(err)
err = streamer.Send(2)
s.NoError(err)
streamer.Close()
r, err := streamer.Recv()
s.NoError(err)
s.EqualValues(1, r)
r, err = streamer.Recv()
s.NoError(err)
s.EqualValues(2, r)
_, err = streamer.Recv()
s.Error(err)
}
func (s *InMemoryStreamerSuite) TestStreamerCtxCanceled() {
ctx, cancel := context.WithCancel(context.Background())
cancel()
streamer := NewInMemoryStreamer[int64](ctx, 10)
err := streamer.Send(1)
s.Error(err)
_, err = streamer.Recv()
s.Error(err)
s.ErrorIs(err, io.EOF)
}
func (s *InMemoryStreamerSuite) TestMockedMethods() {
streamer := NewInMemoryStreamer[int64](context.Background(), 10)
s.NotPanics(func() {
err := streamer.SetHeader(make(metadata.MD))
s.Error(err)
err = streamer.SendHeader(make(metadata.MD))
s.Error(err)
streamer.SetTrailer(make(metadata.MD))
err = streamer.SendMsg(1)
s.Error(err)
err = streamer.RecvMsg(1)
s.Error(err)
trailer := streamer.Trailer()
s.Nil(trailer)
err = streamer.CloseSend()
s.Error(err)
})
}
func TestInMemoryStreamer(t *testing.T) {
suite.Run(t, new(InMemoryStreamerSuite))
}