third_party/WebKit/LayoutTests/broadcastchannel/workers.html - Issue 2004643002: Implement BroadcastChannel

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Issue 2004643002: Implement BroadcastChannel (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: better tests Created 4 years, 6 months ago

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	1 <!DOCTYPE html>

	2 <meta charset=utf-8>

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

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

	5 <script>

	6

	7 async_test(t => {

	8 let c1 = new BroadcastChannel('worker');

	9 let c2 = new BroadcastChannel('worker');

	10 let events = [];

	11

	12 c1.onmessage = e => events.push(e);

	13 c2.onmessage = e => events.push(e);

	14

	15 c2.addEventListener('message', e => {

	16 if (e.data == 'from worker') {

	17 c2.postMessage('from c2');

	18 c1.postMessage('done');

	19 }

	20 });

	21

	22 let worker = new Worker('resources/worker.js');

	23 worker.onmessage = t.step_func(e => {

	24 assert_equals(events.length, 4);

	25 assert_equals(events[0].data, 'from worker');

	26 assert_equals(events[0].target, c1);

	27 assert_equals(events[1].data, 'from worker');

	28 assert_equals(events[1].target, c2);

	29 assert_equals(events[2].data, 'from c2');

	30 assert_equals(events[3].data, 'done');

	31 assert_array_equals(e.data, ['from c2', 'done']);

	32 t.done();

	33 });

	34 worker.postMessage({channel: 'worker'});

	35

	36 }, 'BroadcastChannel works in workers');

	37

	38 async_test(t => {

	39 let c1 = new BroadcastChannel('shared worker');

	40 let c2 = new BroadcastChannel('shared worker');

	41 let events = [];

	42

	43 c1.onmessage = e => events.push(e);

	44 c2.onmessage = e => events.push(e);

	45

	46 c2.addEventListener('message', e => {

	47 if (e.data == 'from worker') {

	48 c2.postMessage('from c2');

	49 c1.postMessage('done');

	50 }

	51 });

	52

	53 let worker = new SharedWorker('resources/worker.js');

	54 worker.port.onmessage = t.step_func(e => {

	55 assert_equals(events.length, 4);

	56 assert_equals(events[0].data, 'from worker');

	57 assert_equals(events[0].target, c1);

	58 assert_equals(events[1].data, 'from worker');

	59 assert_equals(events[1].target, c2);

	60 assert_equals(events[2].data, 'from c2');

	61 assert_equals(events[3].data, 'done');

	62 assert_array_equals(e.data, ['from c2', 'done']);

	63 t.done();

	64 });

	65 worker.port.postMessage({channel: 'shared worker'});

	66

	67 }, 'BroadcastChannel works in shared workers');

	68

	69 async_test(t => {

	70 let c = new BroadcastChannel('worker2');

	71 let events = [];

	72

	73 c.onmessage = e => events.push('c1: ' + e.data);

	74

	75 let worker = new Worker('resources/worker.js');

	76 worker.onmessage = t.step_func(e => {

	77 assert_array_equals(events, ['c1: from worker', 'c2: echo'], 'messages i n document');

	78 assert_array_equals(e.data, ['done'], 'messages in worker');

	79 t.done();

	80 });

	81

	82 c.addEventListener('message', e => {

	83 if (e.data == 'from worker') {

	84 c.close();

	85 let c2 = new BroadcastChannel('worker2');

	86 c2.onmessage = e => {

	87 events.push('c2: ' + e.data);

	88 c2.postMessage('done');

	89 };

	90 worker.postMessage({ping: 'echo'});

	91 }

	92 });

	93

	94 worker.postMessage({channel: 'worker2'});

	95

	96 }, 'Closing and re-opening a channel works.');

	97

	98 </script>

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