/usr/share/gocode/src/google.golang.org/grpc/examples/helloworld/mock_helloworld/hw_mock_test.go is in golang-google-grpc-dev 1.6.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* Copyright 2017 gRPC authors.
*
* Licensed 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 mock_helloworld_test
import (
"fmt"
"testing"
"github.com/golang/mock/gomock"
"github.com/golang/protobuf/proto"
"golang.org/x/net/context"
helloworld "google.golang.org/grpc/examples/helloworld/helloworld"
hwmock "google.golang.org/grpc/examples/helloworld/mock_helloworld"
)
// rpcMsg implements the gomock.Matcher interface
type rpcMsg struct {
msg proto.Message
}
func (r *rpcMsg) Matches(msg interface{}) bool {
m, ok := msg.(proto.Message)
if !ok {
return false
}
return proto.Equal(m, r.msg)
}
func (r *rpcMsg) String() string {
return fmt.Sprintf("is %s", r.msg)
}
func TestSayHello(t *testing.T) {
ctrl := gomock.NewController(t)
defer ctrl.Finish()
mockGreeterClient := hwmock.NewMockGreeterClient(ctrl)
req := &helloworld.HelloRequest{Name: "unit_test"}
mockGreeterClient.EXPECT().SayHello(
gomock.Any(),
&rpcMsg{msg: req},
).Return(&helloworld.HelloReply{Message: "Mocked Interface"}, nil)
testSayHello(t, mockGreeterClient)
}
func testSayHello(t *testing.T, client helloworld.GreeterClient) {
r, err := client.SayHello(context.Background(), &helloworld.HelloRequest{Name: "unit_test"})
if err != nil || r.Message != "Mocked Interface" {
t.Errorf("mocking failed")
}
t.Log("Reply : ", r.Message)
}
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