postMessage_ArrayBuffer.sub.htm (1125B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <title> postMessage with ArrayBuffer object </title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 </head> 8 <body> 9 <div id=log></div> 10 11 <div style="display:none"> 12 <iframe width="70%" onload="PostMessageTest()" src="{{location[scheme]}}://{{domains[www]}}:{{location[port]}}/webmessaging/support/ChildWindowPostMessage.htm"></iframe> 13 </div> 14 15 <script> 16 17 18 var description = "Test Description: postMessage with ArrayBuffer object."; 19 20 var t = async_test(description); 21 22 var DATA; 23 var TYPE = "object"; 24 var TARGET = document.querySelector("iframe"); 25 26 function PostMessageTest() 27 { 28 test(function() 29 { 30 DATA = new ArrayBuffer(32); 31 TARGET.contentWindow.postMessage(DATA, "*"); 32 }, "ArrayBuffer is supported."); 33 } 34 35 window.onmessage = t.step_func(function(e) 36 { 37 assert_equals(typeof(e.data), TYPE); 38 assert_equals(e.data.toString(), DATA.toString()); 39 assert_equals(e.data.byteLength, 32); 40 t.done(); 41 }); 42 </script> 43 </body> 44 </html>