Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright 2015, Google Inc. |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
| 16 | * * Neither the name of Google Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived from |
| 18 | * this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 24 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | #include "test/cpp/util/grpc_tool.h" |
| 35 | |
| 36 | #include <sstream> |
| 37 | |
| 38 | #include <grpc++/channel.h> |
| 39 | #include <grpc++/client_context.h> |
| 40 | #include <grpc++/create_channel.h> |
| 41 | #include <grpc++/ext/proto_server_reflection_plugin.h> |
| 42 | #include <grpc++/server.h> |
| 43 | #include <grpc++/server_builder.h> |
| 44 | #include <grpc++/server_context.h> |
| 45 | #include <grpc/grpc.h> |
| 46 | #include <gtest/gtest.h> |
| 47 | |
| 48 | #include "src/proto/grpc/testing/echo.grpc.pb.h" |
| 49 | #include "src/proto/grpc/testing/echo.pb.h" |
| 50 | #include "test/core/util/port.h" |
| 51 | #include "test/core/util/test_config.h" |
| 52 | #include "test/cpp/util/string_ref_helper.h" |
| 53 | |
| 54 | using grpc::testing::EchoRequest; |
| 55 | using grpc::testing::EchoResponse; |
| 56 | |
| 57 | namespace grpc { |
| 58 | namespace testing { |
| 59 | |
| 60 | class TestServiceImpl : public ::grpc::testing::EchoTestService::Service { |
| 61 | public: |
| 62 | Status Echo(ServerContext* context, const EchoRequest* request, |
| 63 | EchoResponse* response) GRPC_OVERRIDE { |
| 64 | if (!context->client_metadata().empty()) { |
| 65 | for (std::multimap<grpc::string_ref, grpc::string_ref>::const_iterator |
| 66 | iter = context->client_metadata().begin(); |
| 67 | iter != context->client_metadata().end(); ++iter) { |
| 68 | context->AddInitialMetadata(ToString(iter->first), |
| 69 | ToString(iter->second)); |
| 70 | } |
| 71 | } |
| 72 | context->AddTrailingMetadata("trailing_key", "trailing_value"); |
| 73 | response->set_message(request->message()); |
| 74 | return Status::OK; |
| 75 | } |
| 76 | }; |
| 77 | |
| 78 | class GrpcToolTest : public ::testing::Test { |
| 79 | protected: |
| 80 | GrpcToolTest() {} |
| 81 | |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 82 | // SetUpServer cannot be used with EXPECT_EXIT. grpc_pick_unused_port_or_die() |
| 83 | // uses atexit() to free chosen ports, and it will spawn a new thread in |
| 84 | // resolve_address_posix.c:192 at exit time. |
| 85 | const grpc::string SetUpServer() { |
| 86 | std::ostringstream server_address; |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 87 | int port = grpc_pick_unused_port_or_die(); |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 88 | server_address << "localhost:" << port; |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 89 | // Setup server |
| 90 | ServerBuilder builder; |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 91 | builder.AddListeningPort(server_address.str(), |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 92 | InsecureServerCredentials()); |
| 93 | builder.RegisterService(&service_); |
| 94 | server_ = builder.BuildAndStart(); |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 95 | return server_address.str(); |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 96 | } |
| 97 | |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 98 | void ShutdownServer() { server_->Shutdown(); } |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 99 | |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 100 | std::unique_ptr<Server> server_; |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 101 | TestServiceImpl service_; |
| 102 | reflection::ProtoServerReflectionPlugin plugin_; |
| 103 | }; |
| 104 | |
| 105 | static bool PrintStream(std::stringstream* ss, const grpc::string& output) { |
| 106 | (*ss) << output << std::endl; |
| 107 | return true; |
| 108 | } |
| 109 | |
| 110 | template <typename T> |
| 111 | static size_t ArraySize(T& a) { |
| 112 | return ((sizeof(a) / sizeof(*(a))) / |
| 113 | static_cast<size_t>(!(sizeof(a) % sizeof(*(a))))); |
| 114 | } |
| 115 | |
| 116 | #define USAGE_REGEX "( grpc_cli .+\n){2,10}" |
| 117 | |
| 118 | TEST_F(GrpcToolTest, NoCommand) { |
| 119 | // Test input "grpc_cli" |
| 120 | std::stringstream output_stream; |
| 121 | const char* argv[] = {"grpc_cli"}; |
| 122 | // Exit with 1, print usage instruction in stderr |
| 123 | EXPECT_EXIT( |
| 124 | GrpcToolMainLib( |
| 125 | ArraySize(argv), argv, |
| 126 | std::bind(PrintStream, &output_stream, std::placeholders::_1)), |
| 127 | ::testing::ExitedWithCode(1), "No command specified\n" USAGE_REGEX); |
| 128 | // No output |
| 129 | EXPECT_TRUE(0 == output_stream.tellp()); |
| 130 | } |
| 131 | |
| 132 | TEST_F(GrpcToolTest, InvalidCommand) { |
| 133 | // Test input "grpc_cli" |
| 134 | std::stringstream output_stream; |
| 135 | const char* argv[] = {"grpc_cli", "abc"}; |
| 136 | // Exit with 1, print usage instruction in stderr |
| 137 | EXPECT_EXIT( |
| 138 | GrpcToolMainLib( |
| 139 | ArraySize(argv), argv, |
| 140 | std::bind(PrintStream, &output_stream, std::placeholders::_1)), |
| 141 | ::testing::ExitedWithCode(1), "Invalid command 'abc'\n" USAGE_REGEX); |
| 142 | // No output |
| 143 | EXPECT_TRUE(0 == output_stream.tellp()); |
| 144 | } |
| 145 | |
| 146 | TEST_F(GrpcToolTest, HelpCommand) { |
| 147 | // Test input "grpc_cli help" |
| 148 | std::stringstream output_stream; |
| 149 | const char* argv[] = {"grpc_cli", "help"}; |
| 150 | // Exit with 1, print usage instruction in stderr |
| 151 | EXPECT_EXIT(GrpcToolMainLib(ArraySize(argv), argv, |
| 152 | std::bind(PrintStream, &output_stream, |
| 153 | std::placeholders::_1)), |
| 154 | ::testing::ExitedWithCode(1), USAGE_REGEX); |
| 155 | // No output |
| 156 | EXPECT_TRUE(0 == output_stream.tellp()); |
| 157 | } |
| 158 | |
| 159 | TEST_F(GrpcToolTest, CallCommand) { |
| 160 | // Test input "grpc_cli call Echo" |
| 161 | std::stringstream output_stream; |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 162 | |
| 163 | const grpc::string server_address = SetUpServer(); |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 164 | const char* argv[] = {"grpc_cli", "call", server_address.c_str(), "Echo", |
| 165 | "message: 'Hello'"}; |
| 166 | |
| 167 | EXPECT_TRUE(0 == GrpcToolMainLib(ArraySize(argv), argv, |
| 168 | std::bind(PrintStream, &output_stream, |
| 169 | std::placeholders::_1))); |
| 170 | // Expected output: "message: \"Hello\"" |
| 171 | EXPECT_TRUE(NULL != |
| 172 | strstr(output_stream.str().c_str(), "message: \"Hello\"")); |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 173 | ShutdownServer(); |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 174 | } |
| 175 | |
| 176 | TEST_F(GrpcToolTest, TooFewArguments) { |
| 177 | // Test input "grpc_cli call localhost:<port> Echo "message: 'Hello'" |
| 178 | std::stringstream output_stream; |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 179 | const char* argv[] = {"grpc_cli", "call", "Echo"}; |
| 180 | |
| 181 | // Exit with 1 |
| 182 | EXPECT_EXIT( |
| 183 | GrpcToolMainLib( |
| 184 | ArraySize(argv), argv, |
| 185 | std::bind(PrintStream, &output_stream, std::placeholders::_1)), |
| 186 | ::testing::ExitedWithCode(1), ".*Wrong number of arguments for call.*"); |
| 187 | // No output |
| 188 | EXPECT_TRUE(0 == output_stream.tellp()); |
| 189 | } |
| 190 | |
| 191 | TEST_F(GrpcToolTest, TooManyArguments) { |
| 192 | // Test input "grpc_cli call localhost:<port> Echo Echo "message: 'Hello'" |
| 193 | std::stringstream output_stream; |
Yuchen Zeng | f4046cd | 2016-07-26 12:22:42 -0700 | [diff] [blame^] | 194 | const char* argv[] = {"grpc_cli", "call", "localhost:10000", |
Yuchen Zeng | 29ca79b | 2016-07-25 12:00:08 -0700 | [diff] [blame] | 195 | "Echo", "Echo", "message: 'Hello'"}; |
| 196 | |
| 197 | // Exit with 1 |
| 198 | EXPECT_EXIT( |
| 199 | GrpcToolMainLib( |
| 200 | ArraySize(argv), argv, |
| 201 | std::bind(PrintStream, &output_stream, std::placeholders::_1)), |
| 202 | ::testing::ExitedWithCode(1), ".*Wrong number of arguments for call.*"); |
| 203 | // No output |
| 204 | EXPECT_TRUE(0 == output_stream.tellp()); |
| 205 | } |
| 206 | |
| 207 | } // namespace testing |
| 208 | } // namespace grpc |
| 209 | |
| 210 | int main(int argc, char** argv) { |
| 211 | grpc_test_init(argc, argv); |
| 212 | ::testing::InitGoogleTest(&argc, argv); |
| 213 | ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| 214 | return RUN_ALL_TESTS(); |
| 215 | } |