LayoutTests/fast/events/message-port-clone.html - Issue 114363002: Structured cloning: improve DataCloneError reporting.

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Issue 114363002: Structured cloning: improve DataCloneError reporting. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Rebased + reset V8TestInterfaceConstructor.cpp result Created 7 years ago

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1 <html>	1 <html>

2 <head>	2 <head>

3 <script src="../../resources/js-test.js"></script>	3 <script src="../../resources/js-test.js"></script>

4 </head>	4 </head>

5 <body>	5 <body>

6 <script>	6 <script>

7 description("Tests various use cases when cloning MessagePorts.");	7 description("Tests various use cases when cloning MessagePorts.");

8 window.jsTestIsAsync = true;	8 window.jsTestIsAsync = true;

9	9

10 var channel = new MessageChannel;	10 var channel = new MessageChannel;

11 channel.port1.onmessage = channel.port2.onmessage = function(evt) {	11 channel.port1.onmessage = channel.port2.onmessage = function(evt) {

12 testFailed("Should not have received message: " + evt.data);	12 testFailed("Should not have received message: " + evt.data);

13 }	13 }

14	14

15 // Posting port to itself should throw an exception.	15 // Posting port to itself should throw an exception.

16 shouldThrow("channel.port1.postMessage('msg', [channel.port1])", '"DataCloneErro r: Failed to execute \'postMessage\' on \'MessagePort\': Item #0 in the array of ports contains the source port."');	16 shouldThrow("channel.port1.postMessage('msg', [channel.port1])", '"DataCloneErro r: Failed to execute \'postMessage\' on \'MessagePort\': Port at index 0 contain s the source port."');

17	17

18 debug("Posting port to entangled pair neuters the port and does nothing else:");	18 debug("Posting port to entangled pair neuters the port and does nothing else:");

19 channel = new MessageChannel;	19 channel = new MessageChannel;

20 var channel2 = new MessageChannel;	20 var channel2 = new MessageChannel;

21 channel.port1.postMessage("msg", [channel.port2]);	21 channel.port1.postMessage("msg", [channel.port2]);

22 shouldThrow("channel2.port1.postMessage('msg', [channel.port2])", '"DataCloneErr or: Failed to execute \'postMessage\' on \'MessagePort\': Item #0 in the array o f ports is already neutered."');	22 shouldThrow("channel2.port1.postMessage('msg', [channel.port2])", '"DataCloneErr or: Failed to execute \'postMessage\' on \'MessagePort\': Port at index 0 is alr eady neutered."');

23	23

24 channel = new MessageChannel;	24 channel = new MessageChannel;

25 channel2 = new MessageChannel	25 channel2 = new MessageChannel

26 channel.port1.postMessage("msg", [channel2.port1]);	26 channel.port1.postMessage("msg", [channel2.port1]);

27	27

	28 debug("Posting a neutered ArrayBuffer should throw.");

	29 channel = new MessageChannel;

	30 var arrayBuffer = new ArrayBuffer(2);

	31

	32 channel.port1.postMessage("msg", [arrayBuffer]);

	33 shouldThrow("channel.port1.postMessage(arrayBuffer, [])", '"DataCloneError: Fail ed to execute \'postMessage\' on \'MessagePort\': An ArrayBuffer is neutered and could not be cloned."');

	34

	35 debug("Posting a neutered ArrayBufferView should throw.");

	36 channel = new MessageChannel;

	37 var uint16Array = new Uint16Array(10);

	38

	39 shouldThrow("channel.port1.postMessage('msg', [uint16Array])", '"DataCloneError: Failed to execute \'postMessage\' on \'MessagePort\': Value at index 0 does not have a transferable type."');

	40

	41 channel.port1.postMessage("msg", [uint16Array.buffer]);

	42 shouldThrow("channel.port1.postMessage(uint16Array, [])", '"DataCloneError: Fail ed to execute \'postMessage\' on \'MessagePort\': An ArrayBuffer is neutered and could not be cloned."');

	43

28 // Should not be able to post a cloned port.	44 // Should not be able to post a cloned port.

29 shouldThrow("channel.port1.postMessage('msg', [channel2.port1])", '"DataCloneErr or: Failed to execute \'postMessage\' on \'MessagePort\': Item #0 in the array o f ports is already neutered."');	45 shouldThrow("channel.port1.postMessage('msg', [channel2.port1])", '"DataCloneErr or: Failed to execute \'postMessage\' on \'MessagePort\': Port at index 0 is alr eady neutered."');

30	46

31 // Test posting messages to a port in cloned state.	47 // Test posting messages to a port in cloned state.

32	48

33 var channel = new MessageChannel;	49 var channel = new MessageChannel;

34 var channel2 = new MessageChannel;	50 var channel2 = new MessageChannel;

35	51

36 // Post messages before and after clone to make sure ordering is preserved and a ll messages are received.	52 // Post messages before and after clone to make sure ordering is preserved and a ll messages are received.

37 channel2.port2.postMessage("1");	53 channel2.port2.postMessage("1");

38 channel.port1.postMessage("msg", [channel2.port1]);	54 channel.port1.postMessage("msg", [channel2.port1]);

39 channel2.port2.postMessage("2");	55 channel2.port2.postMessage("2");

(...skipping 43 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
83 channel.port1.postMessage("closed", [channel2.port2]);	99 channel.port1.postMessage("closed", [channel2.port2]);

84 channel.port2.onmessage = function(evt) {	100 channel.port2.onmessage = function(evt) {

85 testEvent = evt;	101 testEvent = evt;

86 shouldNotBe("testEvent.ports", "null");	102 shouldNotBe("testEvent.ports", "null");

87 shouldBe("testEvent.ports.length", "1");	103 shouldBe("testEvent.ports.length", "1");

88 shouldBe("testEvent.data", "'closed'");	104 shouldBe("testEvent.data", "'closed'");

89	105

90 finishJSTest();	106 finishJSTest();

91 }	107 }

92 }	108 }

	109

93 </script>	110 </script>

94 </body>	111 </body>

95 </html>	112 </html>

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