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
13#include "webrtc/base/gunit.h"
14
15#import "webrtc/api/objc/RTCSessionDescription.h"
16#import "webrtc/api/objc/RTCSessionDescription+Private.h"
17#import "webrtc/base/objc/NSString+StdString.h"
18
19@interface RTCSessionDescriptionTest : NSObject
20- (void)testSessionDescriptionConversion;
21- (void)testInitFromNativeSessionDescription;
22@end
23
24@implementation RTCSessionDescriptionTest
25
26/**
27 * Test conversion of an Objective-C RTCSessionDescription to a native
28 * SessionDescriptionInterface (based on the types and SDP strings being equal).
29 */
30- (void)testSessionDescriptionConversion {
31  RTCSessionDescription *description =
32      [[RTCSessionDescription alloc] initWithType:RTCSdpTypeAnswer
33                                              sdp:[self sdp]];
34
35  webrtc::SessionDescriptionInterface *nativeDescription =
36      description.nativeDescription;
37
38  EXPECT_EQ(RTCSdpTypeAnswer,
39      [RTCSessionDescription typeForString:nativeDescription->type()]);
40
41  std::string sdp;
42  nativeDescription->ToString(&sdp);
43  EXPECT_EQ([self sdp].stdString, sdp);
44}
45
46- (void)testInitFromNativeSessionDescription {
47  webrtc::SessionDescriptionInterface *nativeDescription;
48
49  nativeDescription = webrtc::CreateSessionDescription(
50      webrtc::SessionDescriptionInterface::kAnswer,
51      [self sdp].stdString,
52      nullptr);
53
54  RTCSessionDescription *description =
55      [[RTCSessionDescription alloc] initWithNativeDescription:
56      nativeDescription];
57  EXPECT_EQ(webrtc::SessionDescriptionInterface::kAnswer,
58      [RTCSessionDescription stringForType:description.type]);
59  EXPECT_TRUE([[self sdp] isEqualToString:description.sdp]);
60}
61
62- (NSString *)sdp {
63    return @"v=0\r\n"
64           "o=- 5319989746393411314 2 IN IP4 127.0.0.1\r\n"
65           "s=-\r\n"
66           "t=0 0\r\n"
67           "a=group:BUNDLE audio video\r\n"
68           "a=msid-semantic: WMS ARDAMS\r\n"
69           "m=audio 9 UDP/TLS/RTP/SAVPF 111 103 9 0 8 126\r\n"
70           "c=IN IP4 0.0.0.0\r\n"
71           "a=rtcp:9 IN IP4 0.0.0.0\r\n"
72           "a=ice-ufrag:f3o+0HG7l9nwIWFY\r\n"
73           "a=ice-pwd:VDctmJNCptR2TB7+meDpw7w5\r\n"
74           "a=fingerprint:sha-256 A9:D5:8D:A8:69:22:39:60:92:AD:94:1A:22:2D:5E:"
75           "A5:4A:A9:18:C2:35:5D:46:5E:59:BD:1C:AF:38:9F:E6:E1\r\n"
76           "a=setup:active\r\n"
77           "a=mid:audio\r\n"
78           "a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\n"
79           "a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/"
80           "abs-send-time\r\n"
81           "a=sendrecv\r\n"
82           "a=rtcp-mux\r\n"
83           "a=rtpmap:111 opus/48000/2\r\n"
84           "a=fmtp:111 minptime=10; useinbandfec=1\r\n"
85           "a=rtpmap:103 ISAC/16000\r\n"
86           "a=rtpmap:9 G722/8000\r\n"
87           "a=rtpmap:0 PCMU/8000\r\n"
88           "a=rtpmap:8 PCMA/8000\r\n"
89           "a=rtpmap:126 telephone-event/8000\r\n"
90           "a=maxptime:60\r\n"
91           "a=ssrc:1504474588 cname:V+FdIC5AJpxLhdYQ\r\n"
92           "a=ssrc:1504474588 msid:ARDAMS ARDAMSa0\r\n"
93           "a=ssrc:1504474588 mslabel:ARDAMS\r\n"
94           "a=ssrc:1504474588 label:ARDAMSa0\r\n"
95           "m=video 9 UDP/TLS/RTP/SAVPF 100 116 117 96\r\n"
96           "c=IN IP4 0.0.0.0\r\n"
97           "a=rtcp:9 IN IP4 0.0.0.0\r\n"
98           "a=ice-ufrag:f3o+0HG7l9nwIWFY\r\n"
99           "a=ice-pwd:VDctmJNCptR2TB7+meDpw7w5\r\n"
100           "a=fingerprint:sha-256 A9:D5:8D:A8:69:22:39:60:92:AD:94:1A:22:2D:5E:"
101           "A5:4A:A9:18:C2:35:5D:46:5E:59:BD:1C:AF:38:9F:E6:E1\r\n"
102           "a=setup:active\r\n"
103           "a=mid:video\r\n"
104           "a=extmap:2 urn:ietf:params:rtp-hdrext:toffset\r\n"
105           "a=extmap:3 http://www.webrtc.org/experiments/rtp-hdrext/"
106           "abs-send-time\r\n"
107           "a=extmap:4 urn:3gpp:video-orientation\r\n"
108           "a=sendrecv\r\n"
109           "a=rtcp-mux\r\n"
110           "a=rtpmap:100 VP8/90000\r\n"
111           "a=rtcp-fb:100 ccm fir\r\n"
112           "a=rtcp-fb:100 nack\r\n"
113           "a=rtcp-fb:100 nack pli\r\n"
114           "a=rtcp-fb:100 goog-remb\r\n"
115           "a=rtpmap:116 red/90000\r\n"
116           "a=rtpmap:117 ulpfec/90000\r\n"
117           "a=rtpmap:96 rtx/90000\r\n"
118           "a=fmtp:96 apt=100\r\n"
119           "a=ssrc-group:FID 498297514 1644357692\r\n"
120           "a=ssrc:498297514 cname:V+FdIC5AJpxLhdYQ\r\n"
121           "a=ssrc:498297514 msid:ARDAMS ARDAMSv0\r\n"
122           "a=ssrc:498297514 mslabel:ARDAMS\r\n"
123           "a=ssrc:498297514 label:ARDAMSv0\r\n"
124           "a=ssrc:1644357692 cname:V+FdIC5AJpxLhdYQ\r\n"
125           "a=ssrc:1644357692 msid:ARDAMS ARDAMSv0\r\n"
126           "a=ssrc:1644357692 mslabel:ARDAMS\r\n"
127           "a=ssrc:1644357692 label:ARDAMSv0\r\n";
128}
129
130@end
131
132TEST(RTCSessionDescriptionTest, SessionDescriptionConversionTest) {
133  @autoreleasepool {
134    RTCSessionDescriptionTest *test = [[RTCSessionDescriptionTest alloc] init];
135    [test testSessionDescriptionConversion];
136  }
137}
138
139TEST(RTCSessionDescriptionTest, InitFromSessionDescriptionTest) {
140  @autoreleasepool {
141    RTCSessionDescriptionTest *test = [[RTCSessionDescriptionTest alloc] init];
142    [test testInitFromNativeSessionDescription];
143  }
144}
145