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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // This is really a unit test for |MasterConnectionManager| and | |
| 6 // |SlaveConnectionManager| (since they need to be tested together). | |
| 7 | |
| 8 #include "third_party/mojo/src/mojo/edk/system/connection_manager.h" | |
| 9 | |
| 10 #include <stdint.h> | |
| 11 | |
| 12 #include <string> | |
| 13 | |
| 14 #include "base/message_loop/message_loop.h" | |
| 15 #include "base/run_loop.h" | |
| 16 #include "base/threading/thread_checker.h" | |
| 17 #include "mojo/public/cpp/system/macros.h" | |
| 18 #include "testing/gtest/include/gtest/gtest.h" | |
| 19 #include "third_party/mojo/src/mojo/edk/embedder/master_process_delegate.h" | |
| 20 #include "third_party/mojo/src/mojo/edk/embedder/platform_channel_pair.h" | |
| 21 #include "third_party/mojo/src/mojo/edk/embedder/simple_platform_support.h" | |
| 22 #include "third_party/mojo/src/mojo/edk/embedder/slave_process_delegate.h" | |
| 23 #include "third_party/mojo/src/mojo/edk/system/master_connection_manager.h" | |
| 24 #include "third_party/mojo/src/mojo/edk/system/slave_connection_manager.h" | |
| 25 #include "third_party/mojo/src/mojo/edk/test/test_utils.h" | |
| 26 | |
| 27 namespace mojo { | |
| 28 namespace system { | |
| 29 namespace { | |
| 30 | |
| 31 bool ArePlatformHandlesConnected(const embedder::PlatformHandle& h1, | |
| 32 const embedder::PlatformHandle& h2) { | |
| 33 const uint32_t w1 = 0xdeadbeef; | |
| 34 size_t num_bytes = 0; | |
| 35 if (!mojo::test::BlockingWrite(h1, &w1, sizeof(w1), &num_bytes) || | |
| 36 num_bytes != sizeof(w1)) | |
| 37 return false; | |
| 38 uint32_t r = 0; | |
| 39 num_bytes = 0; | |
| 40 if (!mojo::test::BlockingRead(h2, &r, sizeof(r), &num_bytes) || | |
| 41 num_bytes != sizeof(r)) | |
| 42 return false; | |
| 43 if (r != w1) | |
| 44 return false; | |
| 45 | |
| 46 const uint32_t w2 = 0xfeedface; | |
| 47 num_bytes = 0; | |
| 48 if (!mojo::test::BlockingWrite(h1, &w2, sizeof(w2), &num_bytes) || | |
| 49 num_bytes != sizeof(w2)) | |
| 50 return false; | |
| 51 r = 0; | |
| 52 num_bytes = 0; | |
| 53 if (!mojo::test::BlockingRead(h2, &r, sizeof(r), &num_bytes) || | |
| 54 num_bytes != sizeof(r)) | |
| 55 return false; | |
| 56 if (r != w2) | |
| 57 return false; | |
| 58 | |
| 59 return true; | |
| 60 } | |
| 61 | |
| 62 bool IsValidSlaveProcessIdentifier(ProcessIdentifier process_identifier) { | |
| 63 return process_identifier != kInvalidProcessIdentifier && | |
| 64 process_identifier != kMasterProcessIdentifier; | |
| 65 } | |
| 66 | |
| 67 class TestSlaveInfo { | |
| 68 public: | |
| 69 explicit TestSlaveInfo(const std::string& name) : name_(name) {} | |
| 70 ~TestSlaveInfo() { CHECK(thread_checker_.CalledOnValidThread()); } | |
| 71 | |
| 72 const std::string& name() const { return name_; } | |
| 73 | |
| 74 private: | |
| 75 base::ThreadChecker thread_checker_; | |
| 76 std::string name_; | |
| 77 | |
| 78 MOJO_DISALLOW_COPY_AND_ASSIGN(TestSlaveInfo); | |
| 79 }; | |
| 80 | |
| 81 // Connects the given |slave| (with the given |slave_process_delegate|) to the | |
| 82 // given master, creating and using a |TestSlaveInfo| with the given | |
| 83 // |slave_name|, and returns the process identifier for the slave. | |
| 84 ProcessIdentifier ConnectSlave( | |
| 85 MasterConnectionManager* master, | |
| 86 embedder::SlaveProcessDelegate* slave_process_delegate, | |
| 87 SlaveConnectionManager* slave, | |
| 88 const std::string& slave_name) { | |
| 89 embedder::PlatformChannelPair platform_channel_pair; | |
| 90 ProcessIdentifier slave_process_identifier = master->AddSlave( | |
| 91 new TestSlaveInfo(slave_name), platform_channel_pair.PassServerHandle()); | |
| 92 slave->Init(slave_process_delegate, platform_channel_pair.PassClientHandle()); | |
| 93 return slave_process_identifier; | |
| 94 } | |
| 95 | |
| 96 class MockMasterProcessDelegate : public embedder::MasterProcessDelegate { | |
| 97 public: | |
| 98 MockMasterProcessDelegate() | |
| 99 : current_run_loop_(), on_slave_disconnect_calls_(0) {} | |
| 100 ~MockMasterProcessDelegate() override {} | |
| 101 | |
| 102 void RunUntilNotified() { | |
| 103 CHECK(!current_run_loop_); | |
| 104 base::RunLoop run_loop; | |
| 105 current_run_loop_ = &run_loop; | |
| 106 run_loop.Run(); | |
| 107 current_run_loop_ = nullptr; | |
| 108 } | |
| 109 | |
| 110 unsigned on_slave_disconnect_calls() const { | |
| 111 return on_slave_disconnect_calls_; | |
| 112 } | |
| 113 const std::string& last_slave_disconnect_name() const { | |
| 114 return last_slave_disconnect_name_; | |
| 115 } | |
| 116 | |
| 117 // |embedder::MasterProcessDelegate| implementation: | |
| 118 void OnShutdownComplete() override { NOTREACHED(); } | |
| 119 | |
| 120 void OnSlaveDisconnect(embedder::SlaveInfo slave_info) override { | |
| 121 CHECK(thread_checker_.CalledOnValidThread()); | |
| 122 on_slave_disconnect_calls_++; | |
| 123 last_slave_disconnect_name_ = | |
| 124 static_cast<TestSlaveInfo*>(slave_info)->name(); | |
| 125 DVLOG(1) << "Disconnected from slave process " | |
| 126 << last_slave_disconnect_name_; | |
| 127 delete static_cast<TestSlaveInfo*>(slave_info); | |
| 128 | |
| 129 if (current_run_loop_) | |
| 130 current_run_loop_->Quit(); | |
| 131 } | |
| 132 | |
| 133 private: | |
| 134 base::ThreadChecker thread_checker_; | |
| 135 base::RunLoop* current_run_loop_; | |
| 136 | |
| 137 unsigned on_slave_disconnect_calls_; | |
| 138 std::string last_slave_disconnect_name_; | |
| 139 | |
| 140 MOJO_DISALLOW_COPY_AND_ASSIGN(MockMasterProcessDelegate); | |
| 141 }; | |
| 142 | |
| 143 class MockSlaveProcessDelegate : public embedder::SlaveProcessDelegate { | |
| 144 public: | |
| 145 MockSlaveProcessDelegate() | |
| 146 : current_run_loop_(), on_master_disconnect_calls_(0) {} | |
| 147 ~MockSlaveProcessDelegate() override {} | |
| 148 | |
| 149 void RunUntilNotified() { | |
| 150 CHECK(!current_run_loop_); | |
| 151 base::RunLoop run_loop; | |
| 152 current_run_loop_ = &run_loop; | |
| 153 run_loop.Run(); | |
| 154 current_run_loop_ = nullptr; | |
| 155 } | |
| 156 | |
| 157 unsigned on_master_disconnect_calls() const { | |
| 158 return on_master_disconnect_calls_; | |
| 159 } | |
| 160 | |
| 161 // |embedder::SlaveProcessDelegate| implementation: | |
| 162 void OnShutdownComplete() override { NOTREACHED(); } | |
| 163 | |
| 164 void OnMasterDisconnect() override { | |
| 165 CHECK(thread_checker_.CalledOnValidThread()); | |
| 166 on_master_disconnect_calls_++; | |
| 167 DVLOG(1) << "Disconnected from master process"; | |
| 168 | |
| 169 if (current_run_loop_) | |
| 170 current_run_loop_->Quit(); | |
| 171 } | |
| 172 | |
| 173 private: | |
| 174 base::ThreadChecker thread_checker_; | |
| 175 base::RunLoop* current_run_loop_; | |
| 176 | |
| 177 unsigned on_master_disconnect_calls_; | |
| 178 | |
| 179 MOJO_DISALLOW_COPY_AND_ASSIGN(MockSlaveProcessDelegate); | |
| 180 }; | |
| 181 | |
| 182 class ConnectionManagerTest : public testing::Test { | |
| 183 protected: | |
| 184 ConnectionManagerTest() {} | |
| 185 ~ConnectionManagerTest() override {} | |
| 186 | |
| 187 embedder::PlatformSupport* platform_support() { return &platform_support_; } | |
| 188 | |
| 189 base::MessageLoop& message_loop() { return message_loop_; } | |
| 190 MockMasterProcessDelegate& master_process_delegate() { | |
| 191 return master_process_delegate_; | |
| 192 } | |
| 193 | |
| 194 private: | |
| 195 embedder::SimplePlatformSupport platform_support_; | |
| 196 base::MessageLoop message_loop_; | |
| 197 MockMasterProcessDelegate master_process_delegate_; | |
| 198 | |
| 199 MOJO_DISALLOW_COPY_AND_ASSIGN(ConnectionManagerTest); | |
| 200 }; | |
| 201 | |
| 202 TEST_F(ConnectionManagerTest, BasicConnectSlaves) { | |
| 203 MasterConnectionManager master(platform_support()); | |
| 204 master.Init(&master_process_delegate()); | |
| 205 | |
| 206 MockSlaveProcessDelegate slave1_process_delegate; | |
| 207 SlaveConnectionManager slave1(platform_support()); | |
| 208 ProcessIdentifier slave1_id = | |
| 209 ConnectSlave(&master, &slave1_process_delegate, &slave1, "slave1"); | |
| 210 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave1_id)); | |
| 211 | |
| 212 MockSlaveProcessDelegate slave2_process_delegate; | |
| 213 SlaveConnectionManager slave2(platform_support()); | |
| 214 ProcessIdentifier slave2_id = | |
| 215 ConnectSlave(&master, &slave2_process_delegate, &slave2, "slave2"); | |
| 216 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave2_id)); | |
| 217 // TODO(vtl): If/when I add the ability to get one's own process identifier, | |
| 218 // there'll be more we can check. | |
| 219 EXPECT_NE(slave1_id, slave2_id); | |
| 220 | |
| 221 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 222 EXPECT_TRUE(slave1.AllowConnect(connection_id)); | |
| 223 EXPECT_TRUE(slave2.AllowConnect(connection_id)); | |
| 224 | |
| 225 ProcessIdentifier peer1 = kInvalidProcessIdentifier; | |
| 226 bool is_first = false; | |
| 227 embedder::ScopedPlatformHandle h1; | |
| 228 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 229 slave1.Connect(connection_id, &peer1, &is_first, &h1)); | |
| 230 EXPECT_EQ(slave2_id, peer1); | |
| 231 EXPECT_TRUE(is_first); | |
| 232 EXPECT_TRUE(h1.is_valid()); | |
| 233 ProcessIdentifier peer2 = kInvalidProcessIdentifier; | |
| 234 embedder::ScopedPlatformHandle h2; | |
| 235 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 236 slave2.Connect(connection_id, &peer2, &is_first, &h2)); | |
| 237 EXPECT_EQ(slave1_id, peer2); | |
| 238 EXPECT_FALSE(is_first); | |
| 239 EXPECT_TRUE(h2.is_valid()); | |
| 240 | |
| 241 EXPECT_TRUE(ArePlatformHandlesConnected(h1.get(), h2.get())); | |
| 242 | |
| 243 // The process manager shouldn't have gotten any notifications yet. (Spin the | |
| 244 // message loop to make sure none were enqueued.) | |
| 245 base::RunLoop().RunUntilIdle(); | |
| 246 EXPECT_EQ(0u, master_process_delegate().on_slave_disconnect_calls()); | |
| 247 | |
| 248 slave1.Shutdown(); | |
| 249 | |
| 250 // |OnSlaveDisconnect()| should be called once. | |
| 251 master_process_delegate().RunUntilNotified(); | |
| 252 EXPECT_EQ(1u, master_process_delegate().on_slave_disconnect_calls()); | |
| 253 EXPECT_EQ("slave1", master_process_delegate().last_slave_disconnect_name()); | |
| 254 | |
| 255 slave2.Shutdown(); | |
| 256 | |
| 257 // |OnSlaveDisconnect()| should be called again. | |
| 258 master_process_delegate().RunUntilNotified(); | |
| 259 EXPECT_EQ(2u, master_process_delegate().on_slave_disconnect_calls()); | |
| 260 EXPECT_EQ("slave2", master_process_delegate().last_slave_disconnect_name()); | |
| 261 | |
| 262 master.Shutdown(); | |
| 263 | |
| 264 // None of the above should result in |OnMasterDisconnect()| being called. | |
| 265 base::RunLoop().RunUntilIdle(); | |
| 266 EXPECT_EQ(0u, slave1_process_delegate.on_master_disconnect_calls()); | |
| 267 EXPECT_EQ(0u, slave2_process_delegate.on_master_disconnect_calls()); | |
| 268 } | |
| 269 | |
| 270 TEST_F(ConnectionManagerTest, ShutdownMasterBeforeSlave) { | |
| 271 MasterConnectionManager master(platform_support()); | |
| 272 master.Init(&master_process_delegate()); | |
| 273 | |
| 274 MockSlaveProcessDelegate slave_process_delegate; | |
| 275 SlaveConnectionManager slave(platform_support()); | |
| 276 ProcessIdentifier slave_id = | |
| 277 ConnectSlave(&master, &slave_process_delegate, &slave, "slave"); | |
| 278 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave_id)); | |
| 279 | |
| 280 // The process manager shouldn't have gotten any notifications yet. (Spin the | |
| 281 // message loop to make sure none were enqueued.) | |
| 282 base::RunLoop().RunUntilIdle(); | |
| 283 EXPECT_EQ(0u, master_process_delegate().on_slave_disconnect_calls()); | |
| 284 | |
| 285 master.Shutdown(); | |
| 286 | |
| 287 // |OnSlaveDisconnect()| should be called. | |
| 288 master_process_delegate().RunUntilNotified(); | |
| 289 EXPECT_EQ(1u, master_process_delegate().on_slave_disconnect_calls()); | |
| 290 EXPECT_EQ("slave", master_process_delegate().last_slave_disconnect_name()); | |
| 291 | |
| 292 // |OnMasterDisconnect()| should also be (or have been) called. | |
| 293 slave_process_delegate.RunUntilNotified(); | |
| 294 EXPECT_EQ(1u, slave_process_delegate.on_master_disconnect_calls()); | |
| 295 | |
| 296 slave.Shutdown(); | |
| 297 } | |
| 298 | |
| 299 TEST_F(ConnectionManagerTest, SlaveCancelConnect) { | |
| 300 MasterConnectionManager master(platform_support()); | |
| 301 master.Init(&master_process_delegate()); | |
| 302 | |
| 303 MockSlaveProcessDelegate slave1_process_delegate; | |
| 304 SlaveConnectionManager slave1(platform_support()); | |
| 305 ProcessIdentifier slave1_id = | |
| 306 ConnectSlave(&master, &slave1_process_delegate, &slave1, "slave1"); | |
| 307 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave1_id)); | |
| 308 | |
| 309 MockSlaveProcessDelegate slave2_process_delegate; | |
| 310 SlaveConnectionManager slave2(platform_support()); | |
| 311 ProcessIdentifier slave2_id = | |
| 312 ConnectSlave(&master, &slave2_process_delegate, &slave2, "slave2"); | |
| 313 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave2_id)); | |
| 314 EXPECT_NE(slave1_id, slave2_id); | |
| 315 | |
| 316 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 317 EXPECT_TRUE(slave1.AllowConnect(connection_id)); | |
| 318 EXPECT_TRUE(slave2.AllowConnect(connection_id)); | |
| 319 | |
| 320 EXPECT_TRUE(slave1.CancelConnect(connection_id)); | |
| 321 ProcessIdentifier peer2 = kInvalidProcessIdentifier; | |
| 322 bool is_first = false; | |
| 323 embedder::ScopedPlatformHandle h2; | |
| 324 EXPECT_EQ(ConnectionManager::Result::FAILURE, | |
| 325 slave2.Connect(connection_id, &peer2, &is_first, &h2)); | |
| 326 EXPECT_EQ(kInvalidProcessIdentifier, peer2); | |
| 327 EXPECT_FALSE(is_first); | |
| 328 EXPECT_FALSE(h2.is_valid()); | |
| 329 | |
| 330 slave1.Shutdown(); | |
| 331 slave2.Shutdown(); | |
| 332 master.Shutdown(); | |
| 333 } | |
| 334 | |
| 335 // Tests that pending connections are removed on error. | |
| 336 TEST_F(ConnectionManagerTest, ErrorRemovePending) { | |
| 337 MasterConnectionManager master(platform_support()); | |
| 338 master.Init(&master_process_delegate()); | |
| 339 | |
| 340 MockSlaveProcessDelegate slave1_process_delegate; | |
| 341 SlaveConnectionManager slave1(platform_support()); | |
| 342 ProcessIdentifier slave1_id = | |
| 343 ConnectSlave(&master, &slave1_process_delegate, &slave1, "slave1"); | |
| 344 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave1_id)); | |
| 345 | |
| 346 MockSlaveProcessDelegate slave2_process_delegate; | |
| 347 SlaveConnectionManager slave2(platform_support()); | |
| 348 ProcessIdentifier slave2_id = | |
| 349 ConnectSlave(&master, &slave2_process_delegate, &slave2, "slave2"); | |
| 350 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave2_id)); | |
| 351 EXPECT_NE(slave1_id, slave2_id); | |
| 352 | |
| 353 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 354 EXPECT_TRUE(slave1.AllowConnect(connection_id)); | |
| 355 EXPECT_TRUE(slave2.AllowConnect(connection_id)); | |
| 356 | |
| 357 slave1.Shutdown(); | |
| 358 | |
| 359 // |OnSlaveDisconnect()| should be called. After it's called, this means that | |
| 360 // the disconnect has been detected and handled, including the removal of the | |
| 361 // pending connection. | |
| 362 master_process_delegate().RunUntilNotified(); | |
| 363 EXPECT_EQ(1u, master_process_delegate().on_slave_disconnect_calls()); | |
| 364 | |
| 365 ProcessIdentifier peer2 = kInvalidProcessIdentifier; | |
| 366 bool is_first = false; | |
| 367 embedder::ScopedPlatformHandle h2; | |
| 368 EXPECT_EQ(ConnectionManager::Result::FAILURE, | |
| 369 slave2.Connect(connection_id, &peer2, &is_first, &h2)); | |
| 370 EXPECT_EQ(kInvalidProcessIdentifier, peer2); | |
| 371 EXPECT_FALSE(is_first); | |
| 372 EXPECT_FALSE(h2.is_valid()); | |
| 373 | |
| 374 slave2.Shutdown(); | |
| 375 master.Shutdown(); | |
| 376 } | |
| 377 | |
| 378 TEST_F(ConnectionManagerTest, ConnectSlaveToSelf) { | |
| 379 MasterConnectionManager master(platform_support()); | |
| 380 master.Init(&master_process_delegate()); | |
| 381 | |
| 382 MockSlaveProcessDelegate slave_process_delegate; | |
| 383 SlaveConnectionManager slave(platform_support()); | |
| 384 ProcessIdentifier slave_id = | |
| 385 ConnectSlave(&master, &slave_process_delegate, &slave, "slave"); | |
| 386 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave_id)); | |
| 387 | |
| 388 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 389 EXPECT_TRUE(slave.AllowConnect(connection_id)); | |
| 390 EXPECT_TRUE(slave.AllowConnect(connection_id)); | |
| 391 | |
| 392 ProcessIdentifier peer1 = kInvalidProcessIdentifier; | |
| 393 bool is_first = false; | |
| 394 embedder::ScopedPlatformHandle h1; | |
| 395 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_SAME_PROCESS, | |
| 396 slave.Connect(connection_id, &peer1, &is_first, &h1)); | |
| 397 EXPECT_EQ(slave_id, peer1); | |
| 398 EXPECT_TRUE(is_first); | |
| 399 EXPECT_FALSE(h1.is_valid()); | |
| 400 ProcessIdentifier peer2 = kInvalidProcessIdentifier; | |
| 401 embedder::ScopedPlatformHandle h2; | |
| 402 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_SAME_PROCESS, | |
| 403 slave.Connect(connection_id, &peer2, &is_first, &h2)); | |
| 404 EXPECT_EQ(slave_id, peer2); | |
| 405 EXPECT_FALSE(is_first); | |
| 406 EXPECT_FALSE(h2.is_valid()); | |
| 407 | |
| 408 slave.Shutdown(); | |
| 409 master.Shutdown(); | |
| 410 } | |
| 411 | |
| 412 TEST_F(ConnectionManagerTest, ConnectSlavesTwice) { | |
| 413 MasterConnectionManager master(platform_support()); | |
| 414 master.Init(&master_process_delegate()); | |
| 415 | |
| 416 MockSlaveProcessDelegate slave1_process_delegate; | |
| 417 SlaveConnectionManager slave1(platform_support()); | |
| 418 ProcessIdentifier slave1_id = | |
| 419 ConnectSlave(&master, &slave1_process_delegate, &slave1, "slave1"); | |
| 420 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave1_id)); | |
| 421 | |
| 422 MockSlaveProcessDelegate slave2_process_delegate; | |
| 423 SlaveConnectionManager slave2(platform_support()); | |
| 424 ProcessIdentifier slave2_id = | |
| 425 ConnectSlave(&master, &slave2_process_delegate, &slave2, "slave2"); | |
| 426 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave2_id)); | |
| 427 EXPECT_NE(slave1_id, slave2_id); | |
| 428 | |
| 429 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 430 EXPECT_TRUE(slave1.AllowConnect(connection_id)); | |
| 431 EXPECT_TRUE(slave2.AllowConnect(connection_id)); | |
| 432 | |
| 433 ProcessIdentifier peer1 = kInvalidProcessIdentifier; | |
| 434 bool is_first = false; | |
| 435 embedder::ScopedPlatformHandle h1; | |
| 436 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 437 slave1.Connect(connection_id, &peer1, &is_first, &h1)); | |
| 438 EXPECT_EQ(slave2_id, peer1); | |
| 439 EXPECT_TRUE(is_first); | |
| 440 ProcessIdentifier peer2 = kInvalidProcessIdentifier; | |
| 441 embedder::ScopedPlatformHandle h2; | |
| 442 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 443 slave2.Connect(connection_id, &peer2, &is_first, &h2)); | |
| 444 EXPECT_EQ(slave1_id, peer2); | |
| 445 EXPECT_FALSE(is_first); | |
| 446 | |
| 447 EXPECT_TRUE(ArePlatformHandlesConnected(h1.get(), h2.get())); | |
| 448 | |
| 449 // TODO(vtl): Currently, the master doesn't detect the case of connecting a | |
| 450 // pair of slaves that are already connected. (Doing so would require more | |
| 451 // careful tracking and is prone to races -- especially if we want slaves to | |
| 452 // be able to tear down no-longer-needed connections.) But the slaves should | |
| 453 // be able to do the tracking themselves (using the peer process identifiers). | |
| 454 connection_id = master.GenerateConnectionIdentifier(); | |
| 455 EXPECT_TRUE(slave1.AllowConnect(connection_id)); | |
| 456 EXPECT_TRUE(slave2.AllowConnect(connection_id)); | |
| 457 | |
| 458 h1.reset(); | |
| 459 h2.reset(); | |
| 460 ProcessIdentifier second_peer2 = kInvalidProcessIdentifier; | |
| 461 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_REUSE_CONNECTION, | |
| 462 slave2.Connect(connection_id, &second_peer2, &is_first, &h2)); | |
| 463 EXPECT_EQ(peer2, second_peer2); | |
| 464 EXPECT_TRUE(is_first); | |
| 465 EXPECT_FALSE(h2.is_valid()); | |
| 466 ProcessIdentifier second_peer1 = kInvalidProcessIdentifier; | |
| 467 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_REUSE_CONNECTION, | |
| 468 slave1.Connect(connection_id, &second_peer1, &is_first, &h1)); | |
| 469 EXPECT_EQ(peer1, second_peer1); | |
| 470 EXPECT_FALSE(is_first); | |
| 471 EXPECT_FALSE(h1.is_valid()); | |
| 472 | |
| 473 slave2.Shutdown(); | |
| 474 slave1.Shutdown(); | |
| 475 master.Shutdown(); | |
| 476 } | |
| 477 | |
| 478 TEST_F(ConnectionManagerTest, OverlappingSlaveConnects) { | |
| 479 MasterConnectionManager master(platform_support()); | |
| 480 master.Init(&master_process_delegate()); | |
| 481 | |
| 482 MockSlaveProcessDelegate slave1_process_delegate; | |
| 483 SlaveConnectionManager slave1(platform_support()); | |
| 484 ProcessIdentifier slave1_id = | |
| 485 ConnectSlave(&master, &slave1_process_delegate, &slave1, "slave1"); | |
| 486 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave1_id)); | |
| 487 | |
| 488 MockSlaveProcessDelegate slave2_process_delegate; | |
| 489 SlaveConnectionManager slave2(platform_support()); | |
| 490 ProcessIdentifier slave2_id = | |
| 491 ConnectSlave(&master, &slave2_process_delegate, &slave2, "slave2"); | |
| 492 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave2_id)); | |
| 493 EXPECT_NE(slave1_id, slave2_id); | |
| 494 | |
| 495 ConnectionIdentifier connection_id1 = master.GenerateConnectionIdentifier(); | |
| 496 EXPECT_TRUE(slave1.AllowConnect(connection_id1)); | |
| 497 EXPECT_TRUE(slave2.AllowConnect(connection_id1)); | |
| 498 | |
| 499 ConnectionIdentifier connection_id2 = master.GenerateConnectionIdentifier(); | |
| 500 EXPECT_TRUE(slave1.AllowConnect(connection_id2)); | |
| 501 EXPECT_TRUE(slave2.AllowConnect(connection_id2)); | |
| 502 | |
| 503 ProcessIdentifier peer1 = kInvalidProcessIdentifier; | |
| 504 bool is_first = false; | |
| 505 embedder::ScopedPlatformHandle h1; | |
| 506 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 507 slave1.Connect(connection_id1, &peer1, &is_first, &h1)); | |
| 508 EXPECT_EQ(slave2_id, peer1); | |
| 509 EXPECT_TRUE(is_first); | |
| 510 ProcessIdentifier peer2 = kInvalidProcessIdentifier; | |
| 511 embedder::ScopedPlatformHandle h2; | |
| 512 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 513 slave2.Connect(connection_id2, &peer2, &is_first, &h2)); | |
| 514 EXPECT_EQ(slave1_id, peer2); | |
| 515 EXPECT_TRUE(is_first); | |
| 516 | |
| 517 EXPECT_TRUE(ArePlatformHandlesConnected(h1.get(), h2.get())); | |
| 518 | |
| 519 h1.reset(); | |
| 520 h2.reset(); | |
| 521 ProcessIdentifier second_peer1 = kInvalidProcessIdentifier; | |
| 522 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_REUSE_CONNECTION, | |
| 523 slave1.Connect(connection_id2, &second_peer1, &is_first, &h1)); | |
| 524 EXPECT_EQ(peer1, second_peer1); | |
| 525 EXPECT_FALSE(is_first); | |
| 526 EXPECT_FALSE(h1.is_valid()); | |
| 527 ProcessIdentifier second_peer2 = kInvalidProcessIdentifier; | |
| 528 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_REUSE_CONNECTION, | |
| 529 slave2.Connect(connection_id1, &second_peer2, &is_first, &h2)); | |
| 530 EXPECT_EQ(peer2, second_peer2); | |
| 531 EXPECT_FALSE(is_first); | |
| 532 EXPECT_FALSE(h2.is_valid()); | |
| 533 | |
| 534 slave2.Shutdown(); | |
| 535 slave1.Shutdown(); | |
| 536 master.Shutdown(); | |
| 537 } | |
| 538 | |
| 539 TEST_F(ConnectionManagerTest, ConnectMasterToSlave) { | |
| 540 MasterConnectionManager master(platform_support()); | |
| 541 master.Init(&master_process_delegate()); | |
| 542 | |
| 543 MockSlaveProcessDelegate slave_process_delegate; | |
| 544 SlaveConnectionManager slave(platform_support()); | |
| 545 ProcessIdentifier slave_id = | |
| 546 ConnectSlave(&master, &slave_process_delegate, &slave, "slave"); | |
| 547 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave_id)); | |
| 548 | |
| 549 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 550 EXPECT_TRUE(master.AllowConnect(connection_id)); | |
| 551 EXPECT_TRUE(slave.AllowConnect(connection_id)); | |
| 552 | |
| 553 ProcessIdentifier master_peer = kInvalidProcessIdentifier; | |
| 554 bool is_first = false; | |
| 555 embedder::ScopedPlatformHandle master_h; | |
| 556 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 557 master.Connect(connection_id, &master_peer, &is_first, &master_h)); | |
| 558 EXPECT_EQ(slave_id, master_peer); | |
| 559 EXPECT_TRUE(is_first); | |
| 560 EXPECT_TRUE(master_h.is_valid()); | |
| 561 ProcessIdentifier slave_peer = kInvalidProcessIdentifier; | |
| 562 embedder::ScopedPlatformHandle slave_h; | |
| 563 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 564 slave.Connect(connection_id, &slave_peer, &is_first, &slave_h)); | |
| 565 EXPECT_EQ(kMasterProcessIdentifier, slave_peer); | |
| 566 EXPECT_FALSE(is_first); | |
| 567 EXPECT_TRUE(slave_h.is_valid()); | |
| 568 | |
| 569 EXPECT_TRUE(ArePlatformHandlesConnected(master_h.get(), slave_h.get())); | |
| 570 | |
| 571 slave.Shutdown(); | |
| 572 master.Shutdown(); | |
| 573 } | |
| 574 | |
| 575 TEST_F(ConnectionManagerTest, ConnectMasterToSelf) { | |
| 576 MasterConnectionManager master(platform_support()); | |
| 577 master.Init(&master_process_delegate()); | |
| 578 | |
| 579 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 580 EXPECT_TRUE(master.AllowConnect(connection_id)); | |
| 581 EXPECT_TRUE(master.AllowConnect(connection_id)); | |
| 582 | |
| 583 ProcessIdentifier peer1 = kInvalidProcessIdentifier; | |
| 584 bool is_first = false; | |
| 585 embedder::ScopedPlatformHandle h1; | |
| 586 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_SAME_PROCESS, | |
| 587 master.Connect(connection_id, &peer1, &is_first, &h1)); | |
| 588 EXPECT_EQ(kMasterProcessIdentifier, peer1); | |
| 589 EXPECT_TRUE(is_first); | |
| 590 EXPECT_FALSE(h1.is_valid()); | |
| 591 ProcessIdentifier peer2 = kInvalidProcessIdentifier; | |
| 592 embedder::ScopedPlatformHandle h2; | |
| 593 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_SAME_PROCESS, | |
| 594 master.Connect(connection_id, &peer2, &is_first, &h2)); | |
| 595 EXPECT_EQ(kMasterProcessIdentifier, peer2); | |
| 596 EXPECT_FALSE(is_first); | |
| 597 EXPECT_FALSE(h2.is_valid()); | |
| 598 | |
| 599 EXPECT_EQ(peer1, peer2); | |
| 600 | |
| 601 master.Shutdown(); | |
| 602 } | |
| 603 | |
| 604 TEST_F(ConnectionManagerTest, MasterCancelConnect) { | |
| 605 MasterConnectionManager master(platform_support()); | |
| 606 master.Init(&master_process_delegate()); | |
| 607 | |
| 608 MockSlaveProcessDelegate slave_process_delegate; | |
| 609 SlaveConnectionManager slave(platform_support()); | |
| 610 ProcessIdentifier slave_id = | |
| 611 ConnectSlave(&master, &slave_process_delegate, &slave, "slave"); | |
| 612 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave_id)); | |
| 613 | |
| 614 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 615 EXPECT_TRUE(master.AllowConnect(connection_id)); | |
| 616 EXPECT_TRUE(slave.AllowConnect(connection_id)); | |
| 617 | |
| 618 EXPECT_TRUE(master.CancelConnect(connection_id)); | |
| 619 ProcessIdentifier peer = kInvalidProcessIdentifier; | |
| 620 bool is_first = false; | |
| 621 embedder::ScopedPlatformHandle h; | |
| 622 EXPECT_EQ(ConnectionManager::Result::FAILURE, | |
| 623 slave.Connect(connection_id, &peer, &is_first, &h)); | |
| 624 EXPECT_EQ(kInvalidProcessIdentifier, peer); | |
| 625 EXPECT_FALSE(is_first); | |
| 626 EXPECT_FALSE(h.is_valid()); | |
| 627 | |
| 628 slave.Shutdown(); | |
| 629 master.Shutdown(); | |
| 630 } | |
| 631 | |
| 632 TEST_F(ConnectionManagerTest, AddSlaveThenImmediateShutdown) { | |
| 633 MasterConnectionManager master(platform_support()); | |
| 634 master.Init(&master_process_delegate()); | |
| 635 | |
| 636 MockSlaveProcessDelegate slave_process_delegate; | |
| 637 SlaveConnectionManager slave(platform_support()); | |
| 638 embedder::PlatformChannelPair platform_channel_pair; | |
| 639 ProcessIdentifier slave_id = master.AddSlave( | |
| 640 new TestSlaveInfo("slave"), platform_channel_pair.PassServerHandle()); | |
| 641 master.Shutdown(); | |
| 642 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave_id)); | |
| 643 // Since we never initialized |slave|, we don't have to shut it down. | |
| 644 } | |
| 645 | |
| 646 TEST_F(ConnectionManagerTest, AddSlaveAndBootstrap) { | |
| 647 MasterConnectionManager master(platform_support()); | |
| 648 master.Init(&master_process_delegate()); | |
| 649 | |
| 650 embedder::PlatformChannelPair platform_channel_pair; | |
| 651 ConnectionIdentifier connection_id = master.GenerateConnectionIdentifier(); | |
| 652 ProcessIdentifier slave_id = master.AddSlaveAndBootstrap( | |
| 653 new TestSlaveInfo("slave"), platform_channel_pair.PassServerHandle(), | |
| 654 connection_id); | |
| 655 EXPECT_TRUE(IsValidSlaveProcessIdentifier(slave_id)); | |
| 656 | |
| 657 embedder::ScopedPlatformHandle h1; | |
| 658 ProcessIdentifier master_peer = kInvalidProcessIdentifier; | |
| 659 bool is_first = false; | |
| 660 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 661 master.Connect(connection_id, &master_peer, &is_first, &h1)); | |
| 662 EXPECT_EQ(slave_id, master_peer); | |
| 663 EXPECT_TRUE(is_first); | |
| 664 EXPECT_TRUE(h1.is_valid()); | |
| 665 | |
| 666 // We can delay creating/initializing |slave| for quite a while. | |
| 667 MockSlaveProcessDelegate slave_process_delegate; | |
| 668 SlaveConnectionManager slave(platform_support()); | |
| 669 slave.Init(&slave_process_delegate, platform_channel_pair.PassClientHandle()); | |
| 670 | |
| 671 ProcessIdentifier slave_peer = kInvalidProcessIdentifier; | |
| 672 embedder::ScopedPlatformHandle h2; | |
| 673 EXPECT_EQ(ConnectionManager::Result::SUCCESS_CONNECT_NEW_CONNECTION, | |
| 674 slave.Connect(connection_id, &slave_peer, &is_first, &h2)); | |
| 675 EXPECT_EQ(kMasterProcessIdentifier, slave_peer); | |
| 676 EXPECT_FALSE(is_first); | |
| 677 | |
| 678 EXPECT_TRUE(ArePlatformHandlesConnected(h1.get(), h2.get())); | |
| 679 | |
| 680 slave.Shutdown(); | |
| 681 master.Shutdown(); | |
| 682 } | |
| 683 | |
| 684 // TODO(vtl): More shutdown cases for |AddSlaveAndBootstrap()|? | |
| 685 | |
| 686 } // namespace | |
| 687 } // namespace system | |
| 688 } // namespace mojo | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1676913002:
[mojo] Delete third_party/mojo (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master