third_party/WebKit/LayoutTests/imported/web-platform-tests/webrtc/datachannel-emptystring.html - Issue 1984133002: Move web-platform-tests to wpt (part 2 of 2)

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Issue 1984133002: Move web-platform-tests to wpt (part 2 of 2) (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 7 months ago

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1 <!doctype html>

2 <!--

3 This test creates a data channel between two local PeerConnection instances

4 and ensures that an empty string sent by one is received by the second.

5 -->

6

7 <html>

8 <head>

9 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

10 <title>RTCPeerConnection Data Channel Empty String Test</title>

11 </head>

12 <body>

13 <div id="log"></div>

14 <h2>Messages exchanged</h2>

15 <div id="msg"></div>

16

17 <!-- These files are in place when executing on W3C. -->

18 <script src="../../../resources/testharness.js"></script>

19 <script src="../../../resources/testharnessreport.js"></script>

20 <script type="text/javascript">

21 var test = async_test('Can send empty strings across a WebRTC data channel.');

22

23 var gFirstConnection = null;

24 var gSecondConnection = null;

25 var sendChannel = null;

26 var receiveChannel = null;

27

28 var onReceiveChannel = function (event) {

29 receiveChannel = event.channel;

30 receiveChannel.onmessage = onReceiveMessage;

31 };

32

33

34 // When the data channel is open, send an empty string message

35 // followed by a message that contains the string "done".

36 var onSendChannelOpen = function (event) {

37 var msgEl = document.getElementById('msg');

38 sendChannel.send('');

39 msgEl.innerHTML += 'Sent: [empty string]<br>';

40 sendChannel.send('done');

41 msgEl.innerHTML += 'Sent: "done"<br>';

42 };

43

44 // Check the messages received on the other side.

45 // There should be an empty string message followed by a message that

46 // contains the string "done".

47 // Pass/Fail the test according to the messages received

48 var emptyMessageReceived = false;

49 var onReceiveMessage = test.step_func(function (event) {

50 var msgEl = document.getElementById('msg');

51 msgEl.innerHTML += 'Received: ' +

52 (event.data ? '"' + event.data + '"' : '[empty string]') + '<br>';

53 if (emptyMessageReceived) {

54 assert_equals(event.data, 'done', 'The "done" message was not received');

55 test.done();

56 }

57 else {

58 assert_equals(event.data, '', 'Empty message not received');

59 emptyMessageReceived = true;

60 }

61 });

62

63 function exchangeIce(pc) {

64 return function(e) {

65 if (e.candidate) {

66 pc.addIceCandidate(e.candidate);

67 }

68 };

69 }

70

71 function exchangeDescription(pc1, pc2) {

72 return function() {

73 return pc1.setRemoteDescription(pc2.localDescription);

74 };

75 }

76

77 test.step(function() {

78 gFirstConnection = new RTCPeerConnection(null);

79

80 gSecondConnection = new RTCPeerConnection(null);

81

82 gFirstConnection.onicecandidate = exchangeIce(gSecondConnection);

83 gSecondConnection.onicecandidate = exchangeIce(gFirstConnection);

84

85 gSecondConnection.ondatachannel = onReceiveChannel;

86

87 // Note the data channel will preserve the order of messages

88 // exchanged over it by default.

89 sendChannel = gFirstConnection.createDataChannel('sendDataChannel');

90 sendChannel.onopen = onSendChannelOpen;

91

92 gFirstConnection.createOffer()

93 .then(gFirstConnection.setLocalDescription.bind(gFirstConnection))

94 .then(exchangeDescription(gSecondConnection, gFirstConnection))

95 .then(function() {

96 return gSecondConnection.createAnswer();

97 })

98 .then(gSecondConnection.setLocalDescription.bind(gSecondConnection))

99 .then(exchangeDescription(gFirstConnection, gSecondConnection))

100 .catch(test.step_func(function(e) {

101 assert_unreached('Error ' + e.name + ': ' + e.message);

102 }));

103 });

104 </script>

105

106 </body>

107 </html>

108

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