xref: /aosp_15_r20/external/webrtc/sdk/objc/unittests/RTCSessionDescriptionTest.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 "rtc_base/gunit.h"
15
16#import "api/peerconnection/RTCSessionDescription+Private.h"
17#import "api/peerconnection/RTCSessionDescription.h"
18#import "helpers/NSString+StdString.h"
19
20@interface RTCSessionDescriptionTests : XCTestCase
21@end
22
23@implementation RTCSessionDescriptionTests
24
25/**
26 * Test conversion of an Objective-C RTC_OBJC_TYPE(RTCSessionDescription) to a native
27 * SessionDescriptionInterface (based on the types and SDP strings being equal).
28 */
29- (void)testSessionDescriptionConversion {
30  RTC_OBJC_TYPE(RTCSessionDescription) *description =
31      [[RTC_OBJC_TYPE(RTCSessionDescription) alloc] initWithType:RTCSdpTypeAnswer sdp:[self sdp]];
32
33  std::unique_ptr<webrtc::SessionDescriptionInterface> nativeDescription =
34      description.nativeDescription;
35
36  EXPECT_EQ(RTCSdpTypeAnswer,
37            [RTC_OBJC_TYPE(RTCSessionDescription) typeForStdString:nativeDescription->type()]);
38
39  std::string sdp;
40  nativeDescription->ToString(&sdp);
41  EXPECT_EQ([self sdp].stdString, sdp);
42}
43
44- (void)testInitFromNativeSessionDescription {
45  webrtc::SessionDescriptionInterface *nativeDescription;
46
47  nativeDescription = webrtc::CreateSessionDescription(
48      webrtc::SessionDescriptionInterface::kAnswer,
49      [self sdp].stdString,
50      nullptr);
51
52  RTC_OBJC_TYPE(RTCSessionDescription) *description =
53      [[RTC_OBJC_TYPE(RTCSessionDescription) alloc] initWithNativeDescription:nativeDescription];
54  EXPECT_EQ(webrtc::SessionDescriptionInterface::kAnswer,
55            [RTC_OBJC_TYPE(RTCSessionDescription) stdStringForType:description.type]);
56  EXPECT_TRUE([[self sdp] isEqualToString:description.sdp]);
57}
58
59- (NSString *)sdp {
60  return @"v=0\r\n"
61          "o=- 5319989746393411314 2 IN IP4 127.0.0.1\r\n"
62          "s=-\r\n"
63          "t=0 0\r\n"
64          "a=group:BUNDLE audio video\r\n"
65          "a=msid-semantic: WMS ARDAMS\r\n"
66          "m=audio 9 UDP/TLS/RTP/SAVPF 111 103 9 0 8 126\r\n"
67          "c=IN IP4 0.0.0.0\r\n"
68          "a=rtcp:9 IN IP4 0.0.0.0\r\n"
69          "a=ice-ufrag:f3o+0HG7l9nwIWFY\r\n"
70          "a=ice-pwd:VDctmJNCptR2TB7+meDpw7w5\r\n"
71          "a=fingerprint:sha-256 A9:D5:8D:A8:69:22:39:60:92:AD:94:1A:22:2D:5E:"
72          "A5:4A:A9:18:C2:35:5D:46:5E:59:BD:1C:AF:38:9F:E6:E1\r\n"
73          "a=setup:active\r\n"
74          "a=mid:audio\r\n"
75          "a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\n"
76          "a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/"
77          "abs-send-time\r\n"
78          "a=sendrecv\r\n"
79          "a=rtcp-mux\r\n"
80          "a=rtpmap:111 opus/48000/2\r\n"
81          "a=fmtp:111 minptime=10;useinbandfec=1\r\n"
82          "a=rtpmap:103 ISAC/16000\r\n"
83          "a=rtpmap:9 G722/8000\r\n"
84          "a=rtpmap:0 PCMU/8000\r\n"
85          "a=rtpmap:8 PCMA/8000\r\n"
86          "a=rtpmap:126 telephone-event/8000\r\n"
87          "a=maxptime:60\r\n"
88          "a=ssrc:1504474588 cname:V+FdIC5AJpxLhdYQ\r\n"
89          "a=ssrc:1504474588 msid:ARDAMS ARDAMSa0\r\n"
90          "m=video 9 UDP/TLS/RTP/SAVPF 100 116 117 96\r\n"
91          "c=IN IP4 0.0.0.0\r\n"
92          "a=rtcp:9 IN IP4 0.0.0.0\r\n"
93          "a=ice-ufrag:f3o+0HG7l9nwIWFY\r\n"
94          "a=ice-pwd:VDctmJNCptR2TB7+meDpw7w5\r\n"
95          "a=fingerprint:sha-256 A9:D5:8D:A8:69:22:39:60:92:AD:94:1A:22:2D:5E:"
96          "A5:4A:A9:18:C2:35:5D:46:5E:59:BD:1C:AF:38:9F:E6:E1\r\n"
97          "a=setup:active\r\n"
98          "a=mid:video\r\n"
99          "a=extmap:2 urn:ietf:params:rtp-hdrext:toffset\r\n"
100          "a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/"
101          "abs-send-time\r\n"
102          "a=extmap:4 urn:3gpp:video-orientation\r\n"
103          "a=sendrecv\r\n"
104          "a=rtcp-mux\r\n"
105          "a=rtpmap:100 VP8/90000\r\n"
106          "a=rtcp-fb:100 ccm fir\r\n"
107          "a=rtcp-fb:100 goog-lntf\r\n"
108          "a=rtcp-fb:100 nack\r\n"
109          "a=rtcp-fb:100 nack pli\r\n"
110          "a=rtcp-fb:100 goog-remb\r\n"
111          "a=rtpmap:116 red/90000\r\n"
112          "a=rtpmap:117 ulpfec/90000\r\n"
113          "a=rtpmap:96 rtx/90000\r\n"
114          "a=fmtp:96 apt=100\r\n"
115          "a=ssrc-group:FID 498297514 1644357692\r\n"
116          "a=ssrc:498297514 cname:V+FdIC5AJpxLhdYQ\r\n"
117          "a=ssrc:498297514 msid:ARDAMS ARDAMSv0\r\n"
118          "a=ssrc:1644357692 cname:V+FdIC5AJpxLhdYQ\r\n"
119          "a=ssrc:1644357692 msid:ARDAMS ARDAMSv0\r\n";
120}
121
122@end
123