| OLD | NEW |
| (Empty) |
| 1 /* | |
| 2 * Copyright 2014 The WebRTC Project Authors. All rights reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #import <Foundation/Foundation.h> | |
| 12 #import <OCMock/OCMock.h> | |
| 13 | |
| 14 #include "webrtc/base/gunit.h" | |
| 15 #include "webrtc/base/ssladapter.h" | |
| 16 | |
| 17 #import "WebRTC/RTCMediaConstraints.h" | |
| 18 #import "WebRTC/RTCPeerConnectionFactory.h" | |
| 19 #import "WebRTC/RTCSessionDescription.h" | |
| 20 | |
| 21 #import "ARDAppClient+Internal.h" | |
| 22 #import "ARDJoinResponse+Internal.h" | |
| 23 #import "ARDMessageResponse+Internal.h" | |
| 24 #import "ARDSDPUtils.h" | |
| 25 | |
| 26 // These classes mimic XCTest APIs, to make eventual conversion to XCTest | |
| 27 // easier. Conversion will happen once XCTest is supported well on build bots. | |
| 28 @interface ARDTestExpectation : NSObject | |
| 29 | |
| 30 @property(nonatomic, readonly) NSString *description; | |
| 31 @property(nonatomic, readonly) BOOL isFulfilled; | |
| 32 | |
| 33 - (instancetype)initWithDescription:(NSString *)description; | |
| 34 - (void)fulfill; | |
| 35 | |
| 36 @end | |
| 37 | |
| 38 @implementation ARDTestExpectation | |
| 39 | |
| 40 @synthesize description = _description; | |
| 41 @synthesize isFulfilled = _isFulfilled; | |
| 42 | |
| 43 - (instancetype)initWithDescription:(NSString *)description { | |
| 44 if (self = [super init]) { | |
| 45 _description = description; | |
| 46 } | |
| 47 return self; | |
| 48 } | |
| 49 | |
| 50 - (void)fulfill { | |
| 51 _isFulfilled = YES; | |
| 52 } | |
| 53 | |
| 54 @end | |
| 55 | |
| 56 @interface ARDTestCase : NSObject | |
| 57 | |
| 58 - (ARDTestExpectation *)expectationWithDescription:(NSString *)description; | |
| 59 - (void)waitForExpectationsWithTimeout:(NSTimeInterval)timeout | |
| 60 handler:(void (^)(NSError *error))handler; | |
| 61 | |
| 62 @end | |
| 63 | |
| 64 @implementation ARDTestCase { | |
| 65 NSMutableArray *_expectations; | |
| 66 } | |
| 67 | |
| 68 - (instancetype)init { | |
| 69 if (self = [super init]) { | |
| 70 _expectations = [NSMutableArray array]; | |
| 71 } | |
| 72 return self; | |
| 73 } | |
| 74 | |
| 75 - (ARDTestExpectation *)expectationWithDescription:(NSString *)description { | |
| 76 ARDTestExpectation *expectation = | |
| 77 [[ARDTestExpectation alloc] initWithDescription:description]; | |
| 78 [_expectations addObject:expectation]; | |
| 79 return expectation; | |
| 80 } | |
| 81 | |
| 82 - (void)waitForExpectationsWithTimeout:(NSTimeInterval)timeout | |
| 83 handler:(void (^)(NSError *error))handler { | |
| 84 NSDate *startDate = [NSDate date]; | |
| 85 while (![self areExpectationsFulfilled]) { | |
| 86 NSTimeInterval duration = [[NSDate date] timeIntervalSinceDate:startDate]; | |
| 87 if (duration > timeout) { | |
| 88 NSAssert(NO, @"Expectation timed out."); | |
| 89 break; | |
| 90 } | |
| 91 [[NSRunLoop currentRunLoop] | |
| 92 runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1]]; | |
| 93 } | |
| 94 handler(nil); | |
| 95 } | |
| 96 | |
| 97 - (BOOL)areExpectationsFulfilled { | |
| 98 for (ARDTestExpectation *expectation in _expectations) { | |
| 99 if (!expectation.isFulfilled) { | |
| 100 return NO; | |
| 101 } | |
| 102 } | |
| 103 return YES; | |
| 104 } | |
| 105 | |
| 106 @end | |
| 107 | |
| 108 @interface ARDAppClientTest : ARDTestCase | |
| 109 @end | |
| 110 | |
| 111 @implementation ARDAppClientTest | |
| 112 | |
| 113 #pragma mark - Mock helpers | |
| 114 | |
| 115 - (id)mockRoomServerClientForRoomId:(NSString *)roomId | |
| 116 clientId:(NSString *)clientId | |
| 117 isInitiator:(BOOL)isInitiator | |
| 118 messages:(NSArray *)messages | |
| 119 messageHandler: | |
| 120 (void (^)(ARDSignalingMessage *))messageHandler { | |
| 121 id mockRoomServerClient = | |
| 122 [OCMockObject mockForProtocol:@protocol(ARDRoomServerClient)]; | |
| 123 | |
| 124 // Successful join response. | |
| 125 ARDJoinResponse *joinResponse = [[ARDJoinResponse alloc] init]; | |
| 126 joinResponse.result = kARDJoinResultTypeSuccess; | |
| 127 joinResponse.roomId = roomId; | |
| 128 joinResponse.clientId = clientId; | |
| 129 joinResponse.isInitiator = isInitiator; | |
| 130 joinResponse.messages = messages; | |
| 131 | |
| 132 // Successful message response. | |
| 133 ARDMessageResponse *messageResponse = [[ARDMessageResponse alloc] init]; | |
| 134 messageResponse.result = kARDMessageResultTypeSuccess; | |
| 135 | |
| 136 // Return join response from above on join. | |
| 137 [[[mockRoomServerClient stub] andDo:^(NSInvocation *invocation) { | |
| 138 __unsafe_unretained void (^completionHandler)(ARDJoinResponse *response, | |
| 139 NSError *error); | |
| 140 [invocation getArgument:&completionHandler atIndex:3]; | |
| 141 completionHandler(joinResponse, nil); | |
| 142 }] joinRoomWithRoomId:roomId isLoopback:NO completionHandler:[OCMArg any]]; | |
| 143 | |
| 144 // Return message response from above on join. | |
| 145 [[[mockRoomServerClient stub] andDo:^(NSInvocation *invocation) { | |
| 146 __unsafe_unretained ARDSignalingMessage *message; | |
| 147 __unsafe_unretained void (^completionHandler)(ARDMessageResponse *response, | |
| 148 NSError *error); | |
| 149 [invocation getArgument:&message atIndex:2]; | |
| 150 [invocation getArgument:&completionHandler atIndex:5]; | |
| 151 messageHandler(message); | |
| 152 completionHandler(messageResponse, nil); | |
| 153 }] sendMessage:[OCMArg any] | |
| 154 forRoomId:roomId | |
| 155 clientId:clientId | |
| 156 completionHandler:[OCMArg any]]; | |
| 157 | |
| 158 // Do nothing on leave. | |
| 159 [[[mockRoomServerClient stub] andDo:^(NSInvocation *invocation) { | |
| 160 __unsafe_unretained void (^completionHandler)(NSError *error); | |
| 161 [invocation getArgument:&completionHandler atIndex:4]; | |
| 162 if (completionHandler) { | |
| 163 completionHandler(nil); | |
| 164 } | |
| 165 }] leaveRoomWithRoomId:roomId | |
| 166 clientId:clientId | |
| 167 completionHandler:[OCMArg any]]; | |
| 168 | |
| 169 return mockRoomServerClient; | |
| 170 } | |
| 171 | |
| 172 - (id)mockSignalingChannelForRoomId:(NSString *)roomId | |
| 173 clientId:(NSString *)clientId | |
| 174 messageHandler: | |
| 175 (void (^)(ARDSignalingMessage *message))messageHandler { | |
| 176 id mockSignalingChannel = | |
| 177 [OCMockObject niceMockForProtocol:@protocol(ARDSignalingChannel)]; | |
| 178 [[mockSignalingChannel stub] registerForRoomId:roomId clientId:clientId]; | |
| 179 [[[mockSignalingChannel stub] andDo:^(NSInvocation *invocation) { | |
| 180 __unsafe_unretained ARDSignalingMessage *message; | |
| 181 [invocation getArgument:&message atIndex:2]; | |
| 182 messageHandler(message); | |
| 183 }] sendMessage:[OCMArg any]]; | |
| 184 return mockSignalingChannel; | |
| 185 } | |
| 186 | |
| 187 - (id)mockTURNClient { | |
| 188 id mockTURNClient = | |
| 189 [OCMockObject mockForProtocol:@protocol(ARDTURNClient)]; | |
| 190 [[[mockTURNClient stub] andDo:^(NSInvocation *invocation) { | |
| 191 // Don't return anything in TURN response. | |
| 192 __unsafe_unretained void (^completionHandler)(NSArray *turnServers, | |
| 193 NSError *error); | |
| 194 [invocation getArgument:&completionHandler atIndex:2]; | |
| 195 completionHandler([NSArray array], nil); | |
| 196 }] requestServersWithCompletionHandler:[OCMArg any]]; | |
| 197 return mockTURNClient; | |
| 198 } | |
| 199 | |
| 200 - (ARDAppClient *)createAppClientForRoomId:(NSString *)roomId | |
| 201 clientId:(NSString *)clientId | |
| 202 isInitiator:(BOOL)isInitiator | |
| 203 messages:(NSArray *)messages | |
| 204 messageHandler: | |
| 205 (void (^)(ARDSignalingMessage *message))messageHandler | |
| 206 connectedHandler:(void (^)(void))connectedHandler { | |
| 207 id turnClient = [self mockTURNClient]; | |
| 208 id signalingChannel = [self mockSignalingChannelForRoomId:roomId | |
| 209 clientId:clientId | |
| 210 messageHandler:messageHandler]; | |
| 211 id roomServerClient = | |
| 212 [self mockRoomServerClientForRoomId:roomId | |
| 213 clientId:clientId | |
| 214 isInitiator:isInitiator | |
| 215 messages:messages | |
| 216 messageHandler:messageHandler]; | |
| 217 id delegate = | |
| 218 [OCMockObject niceMockForProtocol:@protocol(ARDAppClientDelegate)]; | |
| 219 [[[delegate stub] andDo:^(NSInvocation *invocation) { | |
| 220 connectedHandler(); | |
| 221 }] appClient:[OCMArg any] | |
| 222 didChangeConnectionState:RTCIceConnectionStateConnected]; | |
| 223 | |
| 224 return [[ARDAppClient alloc] initWithRoomServerClient:roomServerClient | |
| 225 signalingChannel:signalingChannel | |
| 226 turnClient:turnClient | |
| 227 delegate:delegate]; | |
| 228 } | |
| 229 | |
| 230 // Tests that an ICE connection is established between two ARDAppClient objects | |
| 231 // where one is set up as a caller and the other the answerer. Network | |
| 232 // components are mocked out and messages are relayed directly from object to | |
| 233 // object. It's expected that both clients reach the | |
| 234 // RTCIceConnectionStateConnected state within a reasonable amount of time. | |
| 235 - (void)testSession { | |
| 236 // Need block arguments here because we're setting up a callbacks before we | |
| 237 // create the clients. | |
| 238 ARDAppClient *caller = nil; | |
| 239 ARDAppClient *answerer = nil; | |
| 240 __block __weak ARDAppClient *weakCaller = nil; | |
| 241 __block __weak ARDAppClient *weakAnswerer = nil; | |
| 242 NSString *roomId = @"testRoom"; | |
| 243 NSString *callerId = @"testCallerId"; | |
| 244 NSString *answererId = @"testAnswererId"; | |
| 245 | |
| 246 ARDTestExpectation *callerConnectionExpectation = | |
| 247 [self expectationWithDescription:@"Caller PC connected."]; | |
| 248 ARDTestExpectation *answererConnectionExpectation = | |
| 249 [self expectationWithDescription:@"Answerer PC connected."]; | |
| 250 | |
| 251 caller = [self createAppClientForRoomId:roomId | |
| 252 clientId:callerId | |
| 253 isInitiator:YES | |
| 254 messages:[NSArray array] | |
| 255 messageHandler:^(ARDSignalingMessage *message) { | |
| 256 ARDAppClient *strongAnswerer = weakAnswerer; | |
| 257 [strongAnswerer channel:strongAnswerer.channel didReceiveMessage:message]; | |
| 258 } connectedHandler:^{ | |
| 259 [callerConnectionExpectation fulfill]; | |
| 260 }]; | |
| 261 // TODO(tkchin): Figure out why DTLS-SRTP constraint causes thread assertion | |
| 262 // crash in Debug. | |
| 263 caller.defaultPeerConnectionConstraints = | |
| 264 [[RTCMediaConstraints alloc] initWithMandatoryConstraints:nil | |
| 265 optionalConstraints:nil]; | |
| 266 weakCaller = caller; | |
| 267 | |
| 268 answerer = [self createAppClientForRoomId:roomId | |
| 269 clientId:answererId | |
| 270 isInitiator:NO | |
| 271 messages:[NSArray array] | |
| 272 messageHandler:^(ARDSignalingMessage *message) { | |
| 273 ARDAppClient *strongCaller = weakCaller; | |
| 274 [strongCaller channel:strongCaller.channel didReceiveMessage:message]; | |
| 275 } connectedHandler:^{ | |
| 276 [answererConnectionExpectation fulfill]; | |
| 277 }]; | |
| 278 // TODO(tkchin): Figure out why DTLS-SRTP constraint causes thread assertion | |
| 279 // crash in Debug. | |
| 280 answerer.defaultPeerConnectionConstraints = | |
| 281 [[RTCMediaConstraints alloc] initWithMandatoryConstraints:nil | |
| 282 optionalConstraints:nil]; | |
| 283 weakAnswerer = answerer; | |
| 284 | |
| 285 // Kick off connection. | |
| 286 [caller connectToRoomWithId:roomId | |
| 287 isLoopback:NO | |
| 288 isAudioOnly:NO | |
| 289 shouldMakeAecDump:NO | |
| 290 shouldUseLevelControl:NO]; | |
| 291 [answerer connectToRoomWithId:roomId | |
| 292 isLoopback:NO | |
| 293 isAudioOnly:NO | |
| 294 shouldMakeAecDump:NO | |
| 295 shouldUseLevelControl:NO]; | |
| 296 [self waitForExpectationsWithTimeout:20 handler:^(NSError *error) { | |
| 297 if (error) { | |
| 298 NSLog(@"Expectations error: %@", error); | |
| 299 } | |
| 300 }]; | |
| 301 } | |
| 302 | |
| 303 @end | |
| 304 | |
| 305 @interface ARDSDPUtilsTest : ARDTestCase | |
| 306 - (void)testPreferVideoCodec; | |
| 307 @end | |
| 308 | |
| 309 @implementation ARDSDPUtilsTest | |
| 310 | |
| 311 - (void)testPreferVideoCodec { | |
| 312 NSString *sdp = @("m=video 9 RTP/SAVPF 100 116 117 96 120\n" | |
| 313 "a=rtpmap:120 H264/90000\n"); | |
| 314 NSString *expectedSdp = @("m=video 9 RTP/SAVPF 120 100 116 117 96\n" | |
| 315 "a=rtpmap:120 H264/90000\n"); | |
| 316 RTCSessionDescription* desc = | |
| 317 [[RTCSessionDescription alloc] initWithType:RTCSdpTypeOffer sdp:sdp]; | |
| 318 RTCSessionDescription *h264Desc = | |
| 319 [ARDSDPUtils descriptionForDescription:desc | |
| 320 preferredVideoCodec:@"H264"]; | |
| 321 EXPECT_TRUE([h264Desc.description isEqualToString:expectedSdp]); | |
| 322 } | |
| 323 | |
| 324 @end | |
| 325 | |
| 326 class SignalingTest : public ::testing::Test { | |
| 327 protected: | |
| 328 static void SetUpTestCase() { | |
| 329 rtc::InitializeSSL(); | |
| 330 } | |
| 331 static void TearDownTestCase() { | |
| 332 rtc::CleanupSSL(); | |
| 333 } | |
| 334 }; | |
| 335 | |
| 336 TEST_F(SignalingTest, SessionTest) { | |
| 337 @autoreleasepool { | |
| 338 ARDAppClientTest *test = [[ARDAppClientTest alloc] init]; | |
| 339 [test testSession]; | |
| 340 } | |
| 341 } | |
| 342 | |
| 343 TEST_F(SignalingTest, SDPTest) { | |
| 344 @autoreleasepool { | |
| 345 ARDSDPUtilsTest *test = [[ARDSDPUtilsTest alloc] init]; | |
| 346 [test testPreferVideoCodec]; | |
| 347 } | |
| 348 } | |
| 349 | |
| 350 | |
| OLD | NEW |