third_party/WebKit/LayoutTests/fast/mediastream/RTCPeerConnection-lifetime.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <script>
   8 description("Tests the RTCPeerConnection lifetime.");
   9
  10 var dc = null;
  11
  12 function dataChannelMessage(m)
  13 {
  14     testPassed("dataChannelMessage");
  15     finishJSTest();
  16 }
  17
  18 function dataChannelOpen()
  19 {
  20     testPassed("dataChannelOpen");
  21     dc.onmessage = dataChannelMessage;
  22     shouldNotThrow("dc.send('xyzzy');");
  23 }
  24
  25 function createPeerConnectionAndDataChannel()
  26 {
  27     // The Peer Connection object is leaked
  28     var pc = new webkitRTCPeerConnection({iceServers:[]}, null);
  29     dc = pc.createDataChannel("label");
  30     dc.onopen = dataChannelOpen;
  31 }
  32
  33 var pcB = null;
  34 var observationB = null;
  35
  36 // Test that the PeerConnection object is gc'd if close is called.
  37 var pcA = new webkitRTCPeerConnection(null, null);
  38 var observationA = internals.observeGC(pcA);
  39 pcA.close();
  40 pcA = null;
  41 asyncGC(function() {
  42     shouldBeTrue('observationA.wasCollected');
  43     observationA = null;
  44
  45     // Test that the PeerConnection object is not gc'd if close is not called.
  46     pcB = new webkitRTCPeerConnection(null, null);
  47     observationB = internals.observeGC(pcB);
  48     pcB = null;
  49     asyncGC(function() {
  50         shouldBeFalse('observationB.wasCollected');
  51         observationB = null;
  52
  53         // This test times out if the Peer connection object is garbage collected.
  54         createPeerConnectionAndDataChannel();
  55         gc();
  56     });
  57 });
  58
  59 window.jsTestIsAsync = true;
  60 </script>
  61 </body>
  62 </html>