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| 1 /* | |
| 2 * libjingle | |
| 3 * Copyright 2014 Google Inc. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions are met: | |
| 7 * | |
| 8 * 1. Redistributions of source code must retain the above copyright notice, | |
| 9 * this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 11 * this list of conditions and the following disclaimer in the documentation | |
| 12 * and/or other materials provided with the distribution. | |
| 13 * 3. The name of the author may not be used to endorse or promote products | |
| 14 * derived from this software without specific prior written permission. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
| 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
| 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | |
| 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; | |
| 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
| 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
| 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF | |
| 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 26 */ | |
| 27 | |
| 28 #import <Foundation/Foundation.h> | |
| 29 #import <OCMock/OCMock.h> | |
| 30 | |
| 31 #import "ARDAppClient+Internal.h" | |
| 32 #import "ARDJoinResponse+Internal.h" | |
| 33 #import "ARDMessageResponse+Internal.h" | |
| 34 #import "ARDSDPUtils.h" | |
| 35 #import "RTCMediaConstraints.h" | |
| 36 #import "RTCPeerConnectionFactory.h" | |
| 37 #import "RTCSessionDescription.h" | |
| 38 | |
| 39 #include "webrtc/base/gunit.h" | |
| 40 #include "webrtc/base/ssladapter.h" | |
| 41 | |
| 42 // These classes mimic XCTest APIs, to make eventual conversion to XCTest | |
| 43 // easier. Conversion will happen once XCTest is supported well on build bots. | |
| 44 @interface ARDTestExpectation : NSObject | |
| 45 | |
| 46 @property(nonatomic, readonly) NSString *description; | |
| 47 @property(nonatomic, readonly) BOOL isFulfilled; | |
| 48 | |
| 49 - (instancetype)initWithDescription:(NSString *)description; | |
| 50 - (void)fulfill; | |
| 51 | |
| 52 @end | |
| 53 | |
| 54 @implementation ARDTestExpectation | |
| 55 | |
| 56 @synthesize description = _description; | |
| 57 @synthesize isFulfilled = _isFulfilled; | |
| 58 | |
| 59 - (instancetype)initWithDescription:(NSString *)description { | |
| 60 if (self = [super init]) { | |
| 61 _description = description; | |
| 62 } | |
| 63 return self; | |
| 64 } | |
| 65 | |
| 66 - (void)fulfill { | |
| 67 _isFulfilled = YES; | |
| 68 } | |
| 69 | |
| 70 @end | |
| 71 | |
| 72 @interface ARDTestCase : NSObject | |
| 73 | |
| 74 - (ARDTestExpectation *)expectationWithDescription:(NSString *)description; | |
| 75 - (void)waitForExpectationsWithTimeout:(NSTimeInterval)timeout | |
| 76 handler:(void (^)(NSError *error))handler; | |
| 77 | |
| 78 @end | |
| 79 | |
| 80 @implementation ARDTestCase { | |
| 81 NSMutableArray *_expectations; | |
| 82 } | |
| 83 | |
| 84 - (instancetype)init { | |
| 85 if (self = [super init]) { | |
| 86 _expectations = [NSMutableArray array]; | |
| 87 } | |
| 88 return self; | |
| 89 } | |
| 90 | |
| 91 - (ARDTestExpectation *)expectationWithDescription:(NSString *)description { | |
| 92 ARDTestExpectation *expectation = | |
| 93 [[ARDTestExpectation alloc] initWithDescription:description]; | |
| 94 [_expectations addObject:expectation]; | |
| 95 return expectation; | |
| 96 } | |
| 97 | |
| 98 - (void)waitForExpectationsWithTimeout:(NSTimeInterval)timeout | |
| 99 handler:(void (^)(NSError *error))handler { | |
| 100 NSDate *startDate = [NSDate date]; | |
| 101 while (![self areExpectationsFulfilled]) { | |
| 102 NSTimeInterval duration = [[NSDate date] timeIntervalSinceDate:startDate]; | |
| 103 if (duration > timeout) { | |
| 104 NSAssert(NO, @"Expectation timed out."); | |
| 105 break; | |
| 106 } | |
| 107 [[NSRunLoop currentRunLoop] | |
| 108 runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1]]; | |
| 109 } | |
| 110 handler(nil); | |
| 111 } | |
| 112 | |
| 113 - (BOOL)areExpectationsFulfilled { | |
| 114 for (ARDTestExpectation *expectation in _expectations) { | |
| 115 if (!expectation.isFulfilled) { | |
| 116 return NO; | |
| 117 } | |
| 118 } | |
| 119 return YES; | |
| 120 } | |
| 121 | |
| 122 @end | |
| 123 | |
| 124 @interface ARDAppClientTest : ARDTestCase | |
| 125 @end | |
| 126 | |
| 127 @implementation ARDAppClientTest | |
| 128 | |
| 129 #pragma mark - Mock helpers | |
| 130 | |
| 131 - (id)mockRoomServerClientForRoomId:(NSString *)roomId | |
| 132 clientId:(NSString *)clientId | |
| 133 isInitiator:(BOOL)isInitiator | |
| 134 messages:(NSArray *)messages | |
| 135 messageHandler: | |
| 136 (void (^)(ARDSignalingMessage *))messageHandler { | |
| 137 id mockRoomServerClient = | |
| 138 [OCMockObject mockForProtocol:@protocol(ARDRoomServerClient)]; | |
| 139 | |
| 140 // Successful join response. | |
| 141 ARDJoinResponse *joinResponse = [[ARDJoinResponse alloc] init]; | |
| 142 joinResponse.result = kARDJoinResultTypeSuccess; | |
| 143 joinResponse.roomId = roomId; | |
| 144 joinResponse.clientId = clientId; | |
| 145 joinResponse.isInitiator = isInitiator; | |
| 146 joinResponse.messages = messages; | |
| 147 | |
| 148 // Successful message response. | |
| 149 ARDMessageResponse *messageResponse = [[ARDMessageResponse alloc] init]; | |
| 150 messageResponse.result = kARDMessageResultTypeSuccess; | |
| 151 | |
| 152 // Return join response from above on join. | |
| 153 [[[mockRoomServerClient stub] andDo:^(NSInvocation *invocation) { | |
| 154 __unsafe_unretained void (^completionHandler)(ARDJoinResponse *response, | |
| 155 NSError *error); | |
| 156 [invocation getArgument:&completionHandler atIndex:3]; | |
| 157 completionHandler(joinResponse, nil); | |
| 158 }] joinRoomWithRoomId:roomId completionHandler:[OCMArg any]]; | |
| 159 | |
| 160 // Return message response from above on join. | |
| 161 [[[mockRoomServerClient stub] andDo:^(NSInvocation *invocation) { | |
| 162 __unsafe_unretained ARDSignalingMessage *message; | |
| 163 __unsafe_unretained void (^completionHandler)(ARDMessageResponse *response, | |
| 164 NSError *error); | |
| 165 [invocation getArgument:&message atIndex:2]; | |
| 166 [invocation getArgument:&completionHandler atIndex:5]; | |
| 167 messageHandler(message); | |
| 168 completionHandler(messageResponse, nil); | |
| 169 }] sendMessage:[OCMArg any] | |
| 170 forRoomId:roomId | |
| 171 clientId:clientId | |
| 172 completionHandler:[OCMArg any]]; | |
| 173 | |
| 174 // Do nothing on leave. | |
| 175 [[[mockRoomServerClient stub] andDo:^(NSInvocation *invocation) { | |
| 176 __unsafe_unretained void (^completionHandler)(NSError *error); | |
| 177 [invocation getArgument:&completionHandler atIndex:4]; | |
| 178 if (completionHandler) { | |
| 179 completionHandler(nil); | |
| 180 } | |
| 181 }] leaveRoomWithRoomId:roomId | |
| 182 clientId:clientId | |
| 183 completionHandler:[OCMArg any]]; | |
| 184 | |
| 185 return mockRoomServerClient; | |
| 186 } | |
| 187 | |
| 188 - (id)mockSignalingChannelForRoomId:(NSString *)roomId | |
| 189 clientId:(NSString *)clientId | |
| 190 messageHandler: | |
| 191 (void (^)(ARDSignalingMessage *message))messageHandler { | |
| 192 id mockSignalingChannel = | |
| 193 [OCMockObject niceMockForProtocol:@protocol(ARDSignalingChannel)]; | |
| 194 [[mockSignalingChannel stub] registerForRoomId:roomId clientId:clientId]; | |
| 195 [[[mockSignalingChannel stub] andDo:^(NSInvocation *invocation) { | |
| 196 __unsafe_unretained ARDSignalingMessage *message; | |
| 197 [invocation getArgument:&message atIndex:2]; | |
| 198 messageHandler(message); | |
| 199 }] sendMessage:[OCMArg any]]; | |
| 200 return mockSignalingChannel; | |
| 201 } | |
| 202 | |
| 203 - (id)mockTURNClient { | |
| 204 id mockTURNClient = | |
| 205 [OCMockObject mockForProtocol:@protocol(ARDTURNClient)]; | |
| 206 [[[mockTURNClient stub] andDo:^(NSInvocation *invocation) { | |
| 207 // Don't return anything in TURN response. | |
| 208 __unsafe_unretained void (^completionHandler)(NSArray *turnServers, | |
| 209 NSError *error); | |
| 210 [invocation getArgument:&completionHandler atIndex:2]; | |
| 211 completionHandler([NSArray array], nil); | |
| 212 }] requestServersWithCompletionHandler:[OCMArg any]]; | |
| 213 return mockTURNClient; | |
| 214 } | |
| 215 | |
| 216 - (ARDAppClient *)createAppClientForRoomId:(NSString *)roomId | |
| 217 clientId:(NSString *)clientId | |
| 218 isInitiator:(BOOL)isInitiator | |
| 219 messages:(NSArray *)messages | |
| 220 messageHandler: | |
| 221 (void (^)(ARDSignalingMessage *message))messageHandler | |
| 222 connectedHandler:(void (^)(void))connectedHandler { | |
| 223 id turnClient = [self mockTURNClient]; | |
| 224 id signalingChannel = [self mockSignalingChannelForRoomId:roomId | |
| 225 clientId:clientId | |
| 226 messageHandler:messageHandler]; | |
| 227 id roomServerClient = | |
| 228 [self mockRoomServerClientForRoomId:roomId | |
| 229 clientId:clientId | |
| 230 isInitiator:isInitiator | |
| 231 messages:messages | |
| 232 messageHandler:messageHandler]; | |
| 233 id delegate = | |
| 234 [OCMockObject niceMockForProtocol:@protocol(ARDAppClientDelegate)]; | |
| 235 [[[delegate stub] andDo:^(NSInvocation *invocation) { | |
| 236 connectedHandler(); | |
| 237 }] appClient:[OCMArg any] didChangeConnectionState:RTCICEConnectionConnected]; | |
| 238 | |
| 239 return [[ARDAppClient alloc] initWithRoomServerClient:roomServerClient | |
| 240 signalingChannel:signalingChannel | |
| 241 turnClient:turnClient | |
| 242 delegate:delegate]; | |
| 243 } | |
| 244 | |
| 245 // Tests that an ICE connection is established between two ARDAppClient objects | |
| 246 // where one is set up as a caller and the other the answerer. Network | |
| 247 // components are mocked out and messages are relayed directly from object to | |
| 248 // object. It's expected that both clients reach the RTCICEConnectionConnected | |
| 249 // state within a reasonable amount of time. | |
| 250 - (void)testSession { | |
| 251 // Need block arguments here because we're setting up a callbacks before we | |
| 252 // create the clients. | |
| 253 ARDAppClient *caller = nil; | |
| 254 ARDAppClient *answerer = nil; | |
| 255 __block __weak ARDAppClient *weakCaller = nil; | |
| 256 __block __weak ARDAppClient *weakAnswerer = nil; | |
| 257 NSString *roomId = @"testRoom"; | |
| 258 NSString *callerId = @"testCallerId"; | |
| 259 NSString *answererId = @"testAnswererId"; | |
| 260 | |
| 261 ARDTestExpectation *callerConnectionExpectation = | |
| 262 [self expectationWithDescription:@"Caller PC connected."]; | |
| 263 ARDTestExpectation *answererConnectionExpectation = | |
| 264 [self expectationWithDescription:@"Answerer PC connected."]; | |
| 265 | |
| 266 caller = [self createAppClientForRoomId:roomId | |
| 267 clientId:callerId | |
| 268 isInitiator:YES | |
| 269 messages:[NSArray array] | |
| 270 messageHandler:^(ARDSignalingMessage *message) { | |
| 271 ARDAppClient *strongAnswerer = weakAnswerer; | |
| 272 [strongAnswerer channel:strongAnswerer.channel didReceiveMessage:message]; | |
| 273 } connectedHandler:^{ | |
| 274 [callerConnectionExpectation fulfill]; | |
| 275 }]; | |
| 276 // TODO(tkchin): Figure out why DTLS-SRTP constraint causes thread assertion | |
| 277 // crash in Debug. | |
| 278 caller.defaultPeerConnectionConstraints = [[RTCMediaConstraints alloc] init]; | |
| 279 weakCaller = caller; | |
| 280 | |
| 281 answerer = [self createAppClientForRoomId:roomId | |
| 282 clientId:answererId | |
| 283 isInitiator:NO | |
| 284 messages:[NSArray array] | |
| 285 messageHandler:^(ARDSignalingMessage *message) { | |
| 286 ARDAppClient *strongCaller = weakCaller; | |
| 287 [strongCaller channel:strongCaller.channel didReceiveMessage:message]; | |
| 288 } connectedHandler:^{ | |
| 289 [answererConnectionExpectation fulfill]; | |
| 290 }]; | |
| 291 // TODO(tkchin): Figure out why DTLS-SRTP constraint causes thread assertion | |
| 292 // crash in Debug. | |
| 293 answerer.defaultPeerConnectionConstraints = | |
| 294 [[RTCMediaConstraints alloc] init]; | |
| 295 weakAnswerer = answerer; | |
| 296 | |
| 297 // Kick off connection. | |
| 298 [caller connectToRoomWithId:roomId options:nil]; | |
| 299 [answerer connectToRoomWithId:roomId options:nil]; | |
| 300 [self waitForExpectationsWithTimeout:20 handler:^(NSError *error) { | |
| 301 if (error) { | |
| 302 NSLog(@"Expectations error: %@", error); | |
| 303 } | |
| 304 }]; | |
| 305 } | |
| 306 | |
| 307 @end | |
| 308 | |
| 309 @interface ARDSDPUtilsTest : ARDTestCase | |
| 310 - (void)testPreferVideoCodec; | |
| 311 @end | |
| 312 | |
| 313 @implementation ARDSDPUtilsTest | |
| 314 | |
| 315 - (void)testPreferVideoCodec { | |
| 316 NSString *sdp = @("m=video 9 RTP/SAVPF 100 116 117 96 120\n" | |
| 317 "a=rtpmap:120 H264/90000\n"); | |
| 318 NSString *expectedSdp = @("m=video 9 RTP/SAVPF 120 100 116 117 96\n" | |
| 319 "a=rtpmap:120 H264/90000\n"); | |
| 320 RTCSessionDescription* desc = | |
| 321 [[RTCSessionDescription alloc] initWithType:@"offer" sdp:sdp]; | |
| 322 RTCSessionDescription *h264Desc = | |
| 323 [ARDSDPUtils descriptionForDescription:desc | |
| 324 preferredVideoCodec:@"H264"]; | |
| 325 EXPECT_TRUE([h264Desc.description isEqualToString:expectedSdp]); | |
| 326 } | |
| 327 | |
| 328 @end | |
| 329 | |
| 330 class SignalingTest : public ::testing::Test { | |
| 331 protected: | |
| 332 static void SetUpTestCase() { | |
| 333 rtc::InitializeSSL(); | |
| 334 } | |
| 335 static void TearDownTestCase() { | |
| 336 rtc::CleanupSSL(); | |
| 337 } | |
| 338 }; | |
| 339 | |
| 340 TEST_F(SignalingTest, SessionTest) { | |
| 341 @autoreleasepool { | |
| 342 ARDAppClientTest *test = [[ARDAppClientTest alloc] init]; | |
| 343 [test testSession]; | |
| 344 } | |
| 345 } | |
| 346 | |
| 347 TEST_F(SignalingTest, SDPTest) { | |
| 348 @autoreleasepool { | |
| 349 ARDSDPUtilsTest *test = [[ARDSDPUtilsTest alloc] init]; | |
| 350 [test testPreferVideoCodec]; | |
| 351 } | |
| 352 } | |
| 353 | |
| 354 | |
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Chromium Code Reviews
Issue 1235563006:
Move talk/examples/* to webrtc/examples. (Closed)
Base URL: https://chromium.googlesource.com/external/webrtc.git@master