Remove RTCAVFoundationVideoSource

webrtc/sdk/objc/Framework/UnitTests/avformatmappertests.mm

Index: webrtc/sdk/objc/Framework/UnitTests/avformatmappertests.mm
diff --git a/webrtc/sdk/objc/Framework/UnitTests/avformatmappertests.mm b/webrtc/sdk/objc/Framework/UnitTests/avformatmappertests.mm
deleted file mode 100644
index eb0d951ef194ecb100362a304ba69a7adb1b31ab..0000000000000000000000000000000000000000
--- a/webrtc/sdk/objc/Framework/UnitTests/avformatmappertests.mm
+++ /dev/null
@@ -1,246 +0,0 @@
-/*
- *  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/rtc_base/gunit.h"
-
-#include "Video/avfoundationformatmapper.h"
-
-
-// Width and height don't play any role so lets use predefined values throughout
-// the tests.
-static const int kFormatWidth = 789;
-static const int kFormatHeight = 987;
-
-// Hardcoded framrate to be used throughout the tests.
-static const int kFramerate = 30;
-
-// Same width and height is used so it's ok to expect same cricket::VideoFormat
-static cricket::VideoFormat expectedFormat =
-    cricket::VideoFormat(kFormatWidth,
-                         kFormatHeight,
-                         cricket::VideoFormat::FpsToInterval(kFramerate),
-                         cricket::FOURCC_NV12);
-
-// Mock class for AVCaptureDeviceFormat.
-// Custom implementation needed because OCMock cannot handle the
-// CMVideoDescriptionRef mocking.
-@interface AVCaptureDeviceFormatMock : NSObject
-
-@property (nonatomic, assign) CMVideoFormatDescriptionRef format;
-@property (nonatomic, strong) OCMockObject *rangeMock;
-
-- (instancetype)initWithMediaSubtype:(FourCharCode)subtype
-                              minFps:(float)minFps
-                              maxFps:(float)maxFps;
-+ (instancetype)validFormat;
-+ (instancetype)invalidFpsFormat;
-+ (instancetype)invalidMediaSubtypeFormat;
-
-@end
-
-@implementation AVCaptureDeviceFormatMock
-
-@synthesize format = _format;
-@synthesize rangeMock = _rangeMock;
-
-- (instancetype)initWithMediaSubtype:(FourCharCode)subtype
-                              minFps:(float)minFps
-                              maxFps:(float)maxFps {
-  if (self = [super init]) {
-    CMVideoFormatDescriptionCreate(nil, subtype, kFormatWidth, kFormatHeight,
-                                   nil, &_format);
-    // We can use OCMock for the range.
-    _rangeMock = [OCMockObject mockForClass:[AVFrameRateRange class]];
-    [[[_rangeMock stub] andReturnValue:@(minFps)] minFrameRate];
-    [[[_rangeMock stub] andReturnValue:@(maxFps)] maxFrameRate];
-  }
-
-  return self;
-}
-
-+ (instancetype)validFormat {
-  AVCaptureDeviceFormatMock *instance = [[AVCaptureDeviceFormatMock alloc]
-      initWithMediaSubtype:kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange
-                    minFps:0.0
-                    maxFps:30.0];
-  return instance;
-}
-
-+ (instancetype)invalidFpsFormat {
-  AVCaptureDeviceFormatMock *instance = [[AVCaptureDeviceFormatMock alloc]
-      initWithMediaSubtype:kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange
-                    minFps:0.0
-                    maxFps:22.0];
-  return instance;
-}
-
-+ (instancetype)invalidMediaSubtypeFormat {
-  AVCaptureDeviceFormatMock *instance = [[AVCaptureDeviceFormatMock alloc]
-      initWithMediaSubtype:kCVPixelFormatType_420YpCbCr8Planar
-                    minFps:0.0
-                    maxFps:60.0];
-  return instance;
-}
-
-- (void)dealloc {
-  if (_format != nil) {
-    CFRelease(_format);
-    _format = nil;
-  }
-}
-
-// Redefinition of AVCaptureDevice methods we want to mock.
-- (CMVideoFormatDescriptionRef)formatDescription {
-  return self.format;
-}
-
-- (NSArray *)videoSupportedFrameRateRanges {
-  return @[ self.rangeMock ];
-}
-
-@end
-
-TEST(AVFormatMapperTest, SuportedCricketFormatsWithInvalidFramerateFormats) {
-  // given
-  id mockDevice = OCMClassMock([AVCaptureDevice class]);
-
-  // Valid media subtype, invalid framerate
-  AVCaptureDeviceFormatMock* mock =
-      [AVCaptureDeviceFormatMock invalidFpsFormat];
-  OCMStub([mockDevice formats]).andReturn(@[ mock ]);
-
-  // when
-  std::set<cricket::VideoFormat> result =
-      webrtc::GetSupportedVideoFormatsForDevice(mockDevice);
-
-  // then
-  EXPECT_TRUE(result.empty());
-}
-
-TEST(AVFormatMapperTest, SuportedCricketFormatsWithInvalidFormats) {
-  // given
-  id mockDevice = OCMClassMock([AVCaptureDevice class]);
-
-  // Invalid media subtype, valid framerate
-  AVCaptureDeviceFormatMock* mock =
-      [AVCaptureDeviceFormatMock invalidMediaSubtypeFormat];
-  OCMStub([mockDevice formats]).andReturn(@[ mock ]);
-
-  // when
-  std::set<cricket::VideoFormat> result =
-      webrtc::GetSupportedVideoFormatsForDevice(mockDevice);
-
-  // then
-  EXPECT_TRUE(result.empty());
-}
-
-TEST(AVFormatMapperTest, SuportedCricketFormats) {
-  // given
-  id mockDevice = OCMClassMock([AVCaptureDevice class]);
-
-  // valid media subtype, valid framerate
-  AVCaptureDeviceFormatMock* mock = [AVCaptureDeviceFormatMock validFormat];
-  OCMStub([mockDevice formats]).andReturn(@[ mock ]);
-
-  // when
-  std::set<cricket::VideoFormat> result =
-      webrtc::GetSupportedVideoFormatsForDevice(mockDevice);
-
-  // then
-  EXPECT_EQ(1u, result.size());
-  // make sure the set has the expected format
-  EXPECT_EQ(expectedFormat, *result.begin());
-}
-
-TEST(AVFormatMapperTest, MediaSubtypePreference) {
-  // given
-  id mockDevice = OCMClassMock([AVCaptureDevice class]);
-
-  // valid media subtype, valid framerate
-  AVCaptureDeviceFormatMock* mockOne = [[AVCaptureDeviceFormatMock alloc]
-      initWithMediaSubtype:kCVPixelFormatType_420YpCbCr8BiPlanarFullRange
-                    minFps:0.0
-                    maxFps:30.0];
-  // valid media subtype, valid framerate.
-  // This media subtype should be the preffered one.
-  AVCaptureDeviceFormatMock* mockTwo = [[AVCaptureDeviceFormatMock alloc]
-      initWithMediaSubtype:kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange
-                    minFps:0.0
-                    maxFps:30.0];
-  OCMStub([mockDevice lockForConfiguration:[OCMArg setTo:nil]]).andReturn(YES);
-  OCMStub([mockDevice unlockForConfiguration]);
-  NSArray* array = @[ mockOne, mockTwo ];
-  OCMStub([mockDevice formats]).andReturn(array);
-
-  // to verify
-  OCMExpect([mockDevice setActiveFormat:(AVCaptureDeviceFormat*)mockTwo]);
-  OCMExpect(
-      [mockDevice setActiveVideoMinFrameDuration:CMTimeMake(1, kFramerate)]);
-
-  // when
-  bool resultFormat =
-      webrtc::SetFormatForCaptureDevice(mockDevice, nil, expectedFormat);
-
-  // then
-  EXPECT_TRUE(resultFormat);
-  [mockDevice verify];
-}
-
-TEST(AVFormatMapperTest, SetFormatWhenDeviceCannotLock) {
-  // given
-  id mockDevice = OCMClassMock([AVCaptureDevice class]);
-  [[[mockDevice stub] andReturnValue:@(NO)]
-      lockForConfiguration:[OCMArg setTo:nil]];
-  [[[mockDevice stub] andReturn:@[]] formats];
-
-  // when
-  bool resultFormat = webrtc::SetFormatForCaptureDevice(mockDevice, nil,
-                                                        cricket::VideoFormat());
-
-  // then
-  EXPECT_FALSE(resultFormat);
-}
-
-TEST(AVFormatMapperTest, SetFormatWhenFormatIsIncompatible) {
-  // given
-  id mockDevice = OCMClassMock([AVCaptureDevice class]);
-  OCMStub([mockDevice formats]).andReturn(@[]);
-  OCMStub([mockDevice lockForConfiguration:[OCMArg setTo:nil]]).andReturn(YES);
-  NSException* testException =
-      [NSException exceptionWithName:@"Test exception"
-                              reason:@"Raised from unit tests"
-                            userInfo:nil];
-  OCMStub([mockDevice setActiveFormat:[OCMArg any]]).andThrow(testException);
-  OCMExpect([mockDevice unlockForConfiguration]);
-
-  // when
-  bool resultFormat = webrtc::SetFormatForCaptureDevice(mockDevice, nil,
-                                                        cricket::VideoFormat());
-
-  // then
-  EXPECT_FALSE(resultFormat);
-
-  // TODO(denicija): Remove try-catch when Chromium rolls this change:
-  // https://github.com/erikdoe/ocmock/commit/de1419415581dc307045e54bfe9c98c86efea96b
-  // Without it, stubbed exceptions are being re-raised on [mock verify].
-  // More information here:
-  //https://github.com/erikdoe/ocmock/issues/241
-  @try {
-    [mockDevice verify];
-  } @catch (NSException* exception) {
-    if ([exception.reason isEqual:testException.reason]) {
-      // Nothing dangerous here
-      EXPECT_TRUE([exception.reason isEqualToString:exception.reason]);
-    }
-  }
-}