xref: /aosp_15_r20/external/webrtc/sdk/objc/unittests/RTCMediaConstraintsTest.mm (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1/*
2 *  Copyright 2015 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 <XCTest/XCTest.h>
13
14#include <memory>
15
16#include "rtc_base/gunit.h"
17
18#import "api/peerconnection/RTCMediaConstraints+Private.h"
19#import "api/peerconnection/RTCMediaConstraints.h"
20#import "helpers/NSString+StdString.h"
21
22@interface RTCMediaConstraintsTests : XCTestCase
23@end
24
25@implementation RTCMediaConstraintsTests
26
27- (void)testMediaConstraints {
28  NSDictionary *mandatory = @{@"key1": @"value1", @"key2": @"value2"};
29  NSDictionary *optional = @{@"key3": @"value3", @"key4": @"value4"};
30
31  RTC_OBJC_TYPE(RTCMediaConstraints) *constraints =
32      [[RTC_OBJC_TYPE(RTCMediaConstraints) alloc] initWithMandatoryConstraints:mandatory
33                                                           optionalConstraints:optional];
34  std::unique_ptr<webrtc::MediaConstraints> nativeConstraints =
35      [constraints nativeConstraints];
36
37  webrtc::MediaConstraints::Constraints nativeMandatory = nativeConstraints->GetMandatory();
38  [self expectConstraints:mandatory inNativeConstraints:nativeMandatory];
39
40  webrtc::MediaConstraints::Constraints nativeOptional = nativeConstraints->GetOptional();
41  [self expectConstraints:optional inNativeConstraints:nativeOptional];
42}
43
44- (void)expectConstraints:(NSDictionary *)constraints
45      inNativeConstraints:(webrtc::MediaConstraints::Constraints)nativeConstraints {
46  EXPECT_EQ(constraints.count, nativeConstraints.size());
47
48  for (NSString *key in constraints) {
49    NSString *value = [constraints objectForKey:key];
50
51    std::string nativeValue;
52    bool found = nativeConstraints.FindFirst(key.stdString, &nativeValue);
53    EXPECT_TRUE(found);
54    EXPECT_EQ(value.stdString, nativeValue);
55  }
56}
57
58@end
59