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grpc.go
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grpc.go
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// Copyright 2022 Douyu
//
// 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 framework
import (
"context"
"reflect"
"github.com/douyu/jupiter/pkg/client/grpc"
"github.com/imdario/mergo"
"github.com/onsi/ginkgo/v2"
"github.com/stretchr/testify/assert"
ggrpc "google.golang.org/grpc"
"google.golang.org/grpc/metadata"
"google.golang.org/protobuf/proto"
)
type GRPCTestCase struct {
Conf *grpc.Config
Method string
Args proto.Message
ExpectError error
ExpectMetadata metadata.MD
ExpectReply proto.Message
}
// RunGRPCTestCase runs a test case against the given handler.
func RunGRPCTestCase(gtc GRPCTestCase) {
ginkgoT := ginkgo.GinkgoT()
err := mergo.Merge(gtc.Conf, grpc.DefaultConfig())
assert.Nil(ginkgoT, err)
clientConn, err := gtc.Conf.Build()
assert.Nil(ginkgoT, err)
reply := reflect.New(reflect.TypeOf(gtc.ExpectReply).Elem())
metadata := metadata.New(nil)
err = clientConn.Invoke(context.Background(), gtc.Method, gtc.Args, reply.Interface(),
ggrpc.Header(&metadata))
assert.Equal(ginkgoT, gtc.ExpectError, err,
"expected: %s\nactually: %s", gtc.ExpectError, err)
assert.True(ginkgoT, proto.Equal(gtc.ExpectReply, reply.Interface().(proto.Message)),
"expected: %s\nactually: %s", gtc.ExpectReply, reply.Interface().(proto.Message))
if gtc.ExpectMetadata != nil {
assert.Equal(ginkgoT, gtc.ExpectMetadata, metadata,
"expected: %s\nactually: %s", gtc.ExpectMetadata, metadata)
}
assert.Nil(ginkgoT, clientConn.Close())
}