Move RTCAudioSession* files modules/audio_device/ -> sdk/Framework.

webrtc/modules/audio_device/ios/objc/RTCAudioSessionTest.mm

-/*
- *  Copyright 2016 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#import <Foundation/Foundation.h>
-#import <OCMock/OCMock.h>
-
-#include "webrtc/test/gtest.h"
-
-#import "webrtc/modules/audio_device/ios/objc/RTCAudioSession.h"
-#import "webrtc/modules/audio_device/ios/objc/RTCAudioSession+Private.h"
-#import "webrtc/modules/audio_device/ios/objc/RTCAudioSessionConfiguration.h"
-
-@interface RTCAudioSessionTestDelegate : NSObject <RTCAudioSessionDelegate>
-@end
-
-@implementation RTCAudioSessionTestDelegate
-
-- (void)audioSessionDidBeginInterruption:(RTCAudioSession *)session {
-}
-
-- (void)audioSessionDidEndInterruption:(RTCAudioSession *)session
-                   shouldResumeSession:(BOOL)shouldResumeSession {
-}
-
-- (void)audioSessionDidChangeRoute:(RTCAudioSession *)session
-           reason:(AVAudioSessionRouteChangeReason)reason
-    previousRoute:(AVAudioSessionRouteDescription *)previousRoute {
-}
-
-- (void)audioSessionMediaServerTerminated:(RTCAudioSession *)session {
-}
-
-- (void)audioSessionMediaServerReset:(RTCAudioSession *)session {
-}
-
-- (void)audioSessionShouldConfigure:(RTCAudioSession *)session {
-}
-
-- (void)audioSessionShouldUnconfigure:(RTCAudioSession *)session {
-}
-
-@end
-
-// A delegate that adds itself to the audio session on init and removes itself
-// in its dealloc.
-@interface RTCTestRemoveOnDeallocDelegate : RTCAudioSessionTestDelegate
-@end
-
-@implementation RTCTestRemoveOnDeallocDelegate
-
-- (instancetype)init {
-  if (self = [super init]) {
-    RTCAudioSession *session = [RTCAudioSession sharedInstance];
-    [session addDelegate:self];
-  }
-  return self;
-}
-
-- (void)dealloc {
-  RTCAudioSession *session = [RTCAudioSession sharedInstance];
-  [session removeDelegate:self];
-}
-
-@end
-
-
-@interface RTCAudioSessionTest : NSObject
-
-- (void)testLockForConfiguration;
-
-@end
-
-@implementation RTCAudioSessionTest
-
-- (void)testLockForConfiguration {
-  RTCAudioSession *session = [RTCAudioSession sharedInstance];
-
-  for (size_t i = 0; i < 2; i++) {
-    [session lockForConfiguration];
-    EXPECT_TRUE(session.isLocked);
-  }
-  for (size_t i = 0; i < 2; i++) {
-    EXPECT_TRUE(session.isLocked);
-    [session unlockForConfiguration];
-  }
-  EXPECT_FALSE(session.isLocked);
-}
-
-- (void)testAddAndRemoveDelegates {
-  RTCAudioSession *session = [RTCAudioSession sharedInstance];
-  NSMutableArray *delegates = [NSMutableArray array];
-  const size_t count = 5;
-  for (size_t i = 0; i < count; ++i) {
-    RTCAudioSessionTestDelegate *delegate =
-        [[RTCAudioSessionTestDelegate alloc] init];
-    [session addDelegate:delegate];
-    [delegates addObject:delegate];
-    EXPECT_EQ(i + 1, session.delegates.size());
-  }
-  [delegates enumerateObjectsUsingBlock:^(RTCAudioSessionTestDelegate *obj,
-                                          NSUInteger idx,
-                                          BOOL *stop) {
-    [session removeDelegate:obj];
-  }];
-  EXPECT_EQ(0u, session.delegates.size());
-}
-
-- (void)testPushDelegate {
-  RTCAudioSession *session = [RTCAudioSession sharedInstance];
-  NSMutableArray *delegates = [NSMutableArray array];
-  const size_t count = 2;
-  for (size_t i = 0; i < count; ++i) {
-    RTCAudioSessionTestDelegate *delegate =
-        [[RTCAudioSessionTestDelegate alloc] init];
-    [session addDelegate:delegate];
-    [delegates addObject:delegate];
-  }
-  // Test that it gets added to the front of the list.
-  RTCAudioSessionTestDelegate *pushedDelegate =
-      [[RTCAudioSessionTestDelegate alloc] init];
-  [session pushDelegate:pushedDelegate];
-  EXPECT_TRUE(pushedDelegate == session.delegates[0]);
-
-  // Test that it stays at the front of the list.
-  for (size_t i = 0; i < count; ++i) {
-    RTCAudioSessionTestDelegate *delegate =
-        [[RTCAudioSessionTestDelegate alloc] init];
-    [session addDelegate:delegate];
-    [delegates addObject:delegate];
-  }
-  EXPECT_TRUE(pushedDelegate == session.delegates[0]);
-
-  // Test that the next one goes to the front too.
-  pushedDelegate = [[RTCAudioSessionTestDelegate alloc] init];
-  [session pushDelegate:pushedDelegate];
-  EXPECT_TRUE(pushedDelegate == session.delegates[0]);
-}
-
-// Tests that delegates added to the audio session properly zero out. This is
-// checking an implementation detail (that vectors of __weak work as expected).
-- (void)testZeroingWeakDelegate {
-  RTCAudioSession *session = [RTCAudioSession sharedInstance];
-  @autoreleasepool {
-    // Add a delegate to the session. There should be one delegate at this
-    // point.
-    RTCAudioSessionTestDelegate *delegate =
-        [[RTCAudioSessionTestDelegate alloc] init];
-    [session addDelegate:delegate];
-    EXPECT_EQ(1u, session.delegates.size());
-    EXPECT_TRUE(session.delegates[0]);
-  }
-  // The previously created delegate should've de-alloced, leaving a nil ptr.
-  EXPECT_FALSE(session.delegates[0]);
-  RTCAudioSessionTestDelegate *delegate =
-      [[RTCAudioSessionTestDelegate alloc] init];
-  [session addDelegate:delegate];
-  // On adding a new delegate, nil ptrs should've been cleared.
-  EXPECT_EQ(1u, session.delegates.size());
-  EXPECT_TRUE(session.delegates[0]);
-}
-
-// Tests that we don't crash when removing delegates in dealloc.
-// Added as a regression test.
-- (void)testRemoveDelegateOnDealloc {
-  @autoreleasepool {
-    RTCTestRemoveOnDeallocDelegate *delegate =
-        [[RTCTestRemoveOnDeallocDelegate alloc] init];
-    EXPECT_TRUE(delegate);
-  }
-  RTCAudioSession *session = [RTCAudioSession sharedInstance];
-  EXPECT_EQ(0u, session.delegates.size());
-}
-
-- (void)testAudioSessionActivation {
-  RTCAudioSession *audioSession = [RTCAudioSession sharedInstance];
-  EXPECT_EQ(0, audioSession.activationCount);
-  [audioSession audioSessionDidActivate:[AVAudioSession sharedInstance]];
-  EXPECT_EQ(1, audioSession.activationCount);
-  [audioSession audioSessionDidDeactivate:[AVAudioSession sharedInstance]];
-  EXPECT_EQ(0, audioSession.activationCount);
-}
-
-// Hack - fixes OCMVerify link error
-// Link error is: Undefined symbols for architecture i386:
-// "OCMMakeLocation(objc_object*, char const*, int)", referenced from:
-// -[RTCAudioSessionTest testConfigureWebRTCSession] in RTCAudioSessionTest.o
-// ld: symbol(s) not found for architecture i386
-// REASON: https://github.com/erikdoe/ocmock/issues/238
-OCMLocation *OCMMakeLocation(id testCase, const char *fileCString, int line){
-  return [OCMLocation locationWithTestCase:testCase
-                                      file:[NSString stringWithUTF8String:fileCString]
-                                      line:line];
-}
-
-- (void)testConfigureWebRTCSession {
-  NSError *error = nil;
-
-  void (^setActiveBlock)(NSInvocation *invocation) = ^(NSInvocation *invocation) {
-    __autoreleasing NSError **retError;
-    [invocation getArgument:&retError atIndex:4];
-    *retError = [NSError errorWithDomain:@"AVAudioSession"
-                                    code:AVAudioSessionErrorInsufficientPriority
-                                userInfo:nil];
-    BOOL failure = NO;
-    [invocation setReturnValue:&failure];
-  };
-
-  id mockAVAudioSession = OCMPartialMock([AVAudioSession sharedInstance]);
-  OCMStub([[mockAVAudioSession ignoringNonObjectArgs]
-      setActive:YES withOptions:0 error:((NSError __autoreleasing **)[OCMArg anyPointer])]).
-      andDo(setActiveBlock);
-
-  id mockAudioSession = OCMPartialMock([RTCAudioSession sharedInstance]);
-  OCMStub([mockAudioSession session]).andReturn(mockAVAudioSession);
-
-  RTCAudioSession *audioSession = mockAudioSession;
-  EXPECT_EQ(0, audioSession.activationCount);
-  [audioSession lockForConfiguration];
-  EXPECT_TRUE([audioSession checkLock:nil]);
-  // configureWebRTCSession is forced to fail in the above mock interface,
-  // so activationCount should remain 0
-  OCMExpect([[mockAVAudioSession ignoringNonObjectArgs]
-      setActive:YES withOptions:0 error:((NSError __autoreleasing **)[OCMArg anyPointer])]).
-      andDo(setActiveBlock);
-  OCMExpect([mockAudioSession session]).andReturn(mockAVAudioSession);
-  EXPECT_FALSE([audioSession configureWebRTCSession:&error]);
-  EXPECT_EQ(0, audioSession.activationCount);
-
-  id session = audioSession.session;
-  EXPECT_EQ(session, mockAVAudioSession);
-  EXPECT_EQ(NO, [mockAVAudioSession setActive:YES withOptions:0 error:&error]);
-  [audioSession unlockForConfiguration];
-
-  OCMVerify([mockAudioSession session]);
-  OCMVerify([[mockAVAudioSession ignoringNonObjectArgs] setActive:YES withOptions:0 error:&error]);
-  OCMVerify([[mockAVAudioSession ignoringNonObjectArgs] setActive:NO withOptions:0 error:&error]);
-
-  [mockAVAudioSession stopMocking];
-  [mockAudioSession stopMocking];
-}
-
-@end
-
-namespace webrtc {
-
-class AudioSessionTest : public ::testing::Test {
- protected:
-  void TearDown() {
-    RTCAudioSession *session = [RTCAudioSession sharedInstance];
-    for (id<RTCAudioSessionDelegate> delegate : session.delegates) {
-      [session removeDelegate:delegate];
-    }
-  }
-};
-
-TEST_F(AudioSessionTest, LockForConfiguration) {
-  RTCAudioSessionTest *test = [[RTCAudioSessionTest alloc] init];
-  [test testLockForConfiguration];
-}
-
-TEST_F(AudioSessionTest, AddAndRemoveDelegates) {
-  RTCAudioSessionTest *test = [[RTCAudioSessionTest alloc] init];
-  [test testAddAndRemoveDelegates];
-}
-
-TEST_F(AudioSessionTest, PushDelegate) {
-  RTCAudioSessionTest *test = [[RTCAudioSessionTest alloc] init];
-  [test testPushDelegate];
-}
-
-TEST_F(AudioSessionTest, ZeroingWeakDelegate) {
-  RTCAudioSessionTest *test = [[RTCAudioSessionTest alloc] init];
-  [test testZeroingWeakDelegate];
-}
-
-TEST_F(AudioSessionTest, RemoveDelegateOnDealloc) {
-  RTCAudioSessionTest *test = [[RTCAudioSessionTest alloc] init];
-  [test testRemoveDelegateOnDealloc];
-}
-
-TEST_F(AudioSessionTest, AudioSessionActivation) {
-  RTCAudioSessionTest *test = [[RTCAudioSessionTest alloc] init];
-  [test testAudioSessionActivation];
-}
-
-TEST_F(AudioSessionTest, ConfigureWebRTCSession) {
-  RTCAudioSessionTest *test = [[RTCAudioSessionTest alloc] init];
-  [test testConfigureWebRTCSession];
-}
-
-}  // namespace webrtc