third_party/WebKit/LayoutTests/fast/workers/resources/worker-context-thread-multi-port.js

   1 var channel = new MessageChannel();
   2 var channel2 = new MessageChannel();
   3 var channel3 = new MessageChannel();
   4
   5 postMessage("noport");
   6 postMessage("zero ports", []);
   7 postMessage("two ports", [channel2.port1, channel2.port2]);
   8
   9 // Now test various failure cases
  10 try {
  11     postMessage("null port", [channel3.port1, null, channel3.port2]);
  12     testFailed("posting a null port did not throw");
  13 } catch (e) {
  14     testPassed("posting a null port did throw: " + e);
  15 }
  16
  17 try {
  18     postMessage("notAPort", [channel3.port1, {}, channel3.port2]);
  19     testFailed("posting a non-port did not throw");
  20 } catch (e) {
  21     testPassed("posting a non-port did throw: " + e);
  22 }
  23
  24 try {
  25     postMessage("failed ports", [channel3.port1, channel3.port2]);
  26 } catch (e) {
  27     testFailed("reposting ports threw an exception: " + e);
  28 }
  29
  30 try {
  31     postMessage("notAnArray", channel3.port1);
  32     testFailed("posting a non-array should throw");
  33 } catch (e) {
  34     testPassed("posting a non-array did throw: " + e);
  35 }
  36
  37 try {
  38     postMessage("notASequence", [{length: 3}]);
  39     testFailed("posting a non-sequence should throw");
  40 } catch (e) {
  41    testPassed("posting a non-sequence did throw: " + e);
  42 }
  43
  44
  45 postMessage("done", [channel.port2]);
  46 channel.port1.postMessage("done");
  47
  48
  49 function testFailed(msg) {
  50     postMessage("FAIL"+msg);
  51 }
  52
  53
  54 function testPassed(msg) {
  55     postMessage("PASS"+msg);
  56 }
  57