blob: 98e34cc3a69a17f31cf5b890744e5f9ca52559b5 (
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function message_from_port(port) {
return new Promise(resolve => {
port.onmessage = e => resolve(e.data);
});
}
promise_test(async t => {
const run_result = 'worker_OK_';
const blob_contents =
'self.counter = 0; self.onconnect = e => {++self.counter;' +
'e.source.postMessage("' + run_result + '" + self.counter); };';
const blob = new Blob([blob_contents]);
const url = URL.createObjectURL(blob);
const worker1 = new SharedWorker(url);
const reply1 = await message_from_port(worker1.port);
assert_equals(reply1, run_result + '1');
const worker2 = new SharedWorker(url);
const reply2 = await message_from_port(worker2.port);
assert_equals(reply2, run_result + '2');
}, 'Creating a shared worker from a blob URL works.');
promise_test(async t => {
const run_result = 'worker_OK';
const blob_contents =
'self.onconnect = e => { e.source.postMessage("' + run_result + '"); };';
const blob = new Blob([blob_contents]);
const url = URL.createObjectURL(blob);
const worker = new SharedWorker(url);
URL.revokeObjectURL(url);
const reply = await message_from_port(worker.port);
assert_equals(reply, run_result);
}, 'Creating a shared worker from a blob URL works immediately before revoking.');
promise_test(async t => {
const run_result = 'worker_OK_';
const blob_contents =
'self.counter = 0; self.onconnect = e => {++self.counter;' +
'e.source.postMessage("' + run_result + '" + self.counter); };';
const blob = new Blob([blob_contents]);
const url = URL.createObjectURL(blob);
const worker1 = new SharedWorker(url);
URL.revokeObjectURL(url);
const reply1 = await message_from_port(worker1.port);
assert_equals(reply1, run_result + '1');
const worker2 = new SharedWorker(url);
const reply2 = await message_from_port(worker2.port);
assert_equals(reply2, run_result + '2');
}, 'Connecting to a shared worker on a revoked blob URL works.');
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