3 * Copyright 2018 gRPC authors.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
19 #include "test/cpp/end2end/interceptors_util.h"
24 std::atomic<int> DummyInterceptor::num_times_run_;
25 std::atomic<int> DummyInterceptor::num_times_run_reverse_;
26 std::atomic<int> DummyInterceptor::num_times_cancel_;
28 void MakeCall(const std::shared_ptr<Channel>& channel) {
29 auto stub = grpc::testing::EchoTestService::NewStub(channel);
32 req.mutable_param()->set_echo_metadata(true);
33 ctx.AddMetadata("testkey", "testvalue");
34 req.set_message("Hello");
36 Status s = stub->Echo(&ctx, req, &resp);
37 EXPECT_EQ(s.ok(), true);
38 EXPECT_EQ(resp.message(), "Hello");
41 void MakeClientStreamingCall(const std::shared_ptr<Channel>& channel) {
42 auto stub = grpc::testing::EchoTestService::NewStub(channel);
45 req.mutable_param()->set_echo_metadata(true);
46 ctx.AddMetadata("testkey", "testvalue");
47 req.set_message("Hello");
49 string expected_resp = "";
50 auto writer = stub->RequestStream(&ctx, &resp);
51 for (int i = 0; i < kNumStreamingMessages; i++) {
53 expected_resp += "Hello";
56 Status s = writer->Finish();
57 EXPECT_EQ(s.ok(), true);
58 EXPECT_EQ(resp.message(), expected_resp);
61 void MakeServerStreamingCall(const std::shared_ptr<Channel>& channel) {
62 auto stub = grpc::testing::EchoTestService::NewStub(channel);
65 req.mutable_param()->set_echo_metadata(true);
66 ctx.AddMetadata("testkey", "testvalue");
67 req.set_message("Hello");
69 auto reader = stub->ResponseStream(&ctx, req);
71 while (reader->Read(&resp)) {
72 EXPECT_EQ(resp.message(), "Hello");
75 ASSERT_EQ(count, kNumStreamingMessages);
76 Status s = reader->Finish();
77 EXPECT_EQ(s.ok(), true);
80 void MakeBidiStreamingCall(const std::shared_ptr<Channel>& channel) {
81 auto stub = grpc::testing::EchoTestService::NewStub(channel);
85 ctx.AddMetadata("testkey", "testvalue");
86 req.mutable_param()->set_echo_metadata(true);
87 auto stream = stub->BidiStream(&ctx);
88 for (auto i = 0; i < kNumStreamingMessages; i++) {
89 req.set_message("Hello" + std::to_string(i));
92 EXPECT_EQ(req.message(), resp.message());
94 ASSERT_TRUE(stream->WritesDone());
95 Status s = stream->Finish();
96 EXPECT_EQ(s.ok(), true);
99 void MakeAsyncCQCall(const std::shared_ptr<Channel>& channel) {
100 auto stub = grpc::testing::EchoTestService::NewStub(channel);
102 EchoRequest send_request;
103 EchoResponse recv_response;
105 ClientContext cli_ctx;
107 send_request.set_message("Hello");
108 cli_ctx.AddMetadata("testkey", "testvalue");
109 std::unique_ptr<ClientAsyncResponseReader<EchoResponse>> response_reader(
110 stub->AsyncEcho(&cli_ctx, send_request, &cq));
111 response_reader->Finish(&recv_response, &recv_status, tag(1));
112 Verifier().Expect(1, true).Verify(&cq);
113 EXPECT_EQ(send_request.message(), recv_response.message());
114 EXPECT_TRUE(recv_status.ok());
117 void MakeAsyncCQClientStreamingCall(const std::shared_ptr<Channel>& channel) {
118 // TODO(yashykt) : Fill this out
121 void MakeAsyncCQServerStreamingCall(const std::shared_ptr<Channel>& channel) {
122 auto stub = grpc::testing::EchoTestService::NewStub(channel);
124 EchoRequest send_request;
125 EchoResponse recv_response;
127 ClientContext cli_ctx;
129 cli_ctx.AddMetadata("testkey", "testvalue");
130 send_request.set_message("Hello");
131 std::unique_ptr<ClientAsyncReader<EchoResponse>> cli_stream(
132 stub->AsyncResponseStream(&cli_ctx, send_request, &cq, tag(1)));
133 Verifier().Expect(1, true).Verify(&cq);
134 // Read the expected number of messages
135 for (int i = 0; i < kNumStreamingMessages; i++) {
136 cli_stream->Read(&recv_response, tag(2));
137 Verifier().Expect(2, true).Verify(&cq);
138 ASSERT_EQ(recv_response.message(), send_request.message());
140 // The next read should fail
141 cli_stream->Read(&recv_response, tag(3));
142 Verifier().Expect(3, false).Verify(&cq);
144 cli_stream->Finish(&recv_status, tag(4));
145 Verifier().Expect(4, true).Verify(&cq);
146 EXPECT_TRUE(recv_status.ok());
149 void MakeAsyncCQBidiStreamingCall(const std::shared_ptr<Channel>& channel) {
150 // TODO(yashykt) : Fill this out
153 void MakeCallbackCall(const std::shared_ptr<Channel>& channel) {
154 auto stub = grpc::testing::EchoTestService::NewStub(channel);
158 std::condition_variable cv;
160 req.mutable_param()->set_echo_metadata(true);
161 ctx.AddMetadata("testkey", "testvalue");
162 req.set_message("Hello");
164 stub->experimental_async()->Echo(&ctx, &req, &resp,
165 [&resp, &mu, &done, &cv](Status s) {
166 EXPECT_EQ(s.ok(), true);
167 EXPECT_EQ(resp.message(), "Hello");
168 std::lock_guard<std::mutex> l(mu);
172 std::unique_lock<std::mutex> l(mu);
178 bool CheckMetadata(const std::multimap<grpc::string_ref, grpc::string_ref>& map,
179 const string& key, const string& value) {
180 for (const auto& pair : map) {
181 if (pair.first.starts_with(key) && pair.second.starts_with(value)) {
188 bool CheckMetadata(const std::multimap<grpc::string, grpc::string>& map,
189 const string& key, const string& value) {
190 for (const auto& pair : map) {
191 if (pair.first == key && pair.second == value) {
198 std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>>
199 CreateDummyClientInterceptors() {
200 std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>>
202 // Add 20 dummy interceptors before hijacking interceptor
203 creators.reserve(20);
204 for (auto i = 0; i < 20; i++) {
205 creators.push_back(std::unique_ptr<DummyInterceptorFactory>(
206 new DummyInterceptorFactory()));
211 } // namespace testing