29 lines
999 B
JavaScript
29 lines
999 B
JavaScript
function message_from_port(port) {
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return new Promise((resolve, reject) => {
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port.onmessage = e => resolve(e.data);
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port.onerror = e => reject(e);
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});
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}
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promise_test(async t => {
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const run_result = 'worker_OK';
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const blob_contents = 'self.postMessage("' + run_result + '");';
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const blob = new Blob([blob_contents]);
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const url = URL.createObjectURL(blob);
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const worker = new Worker(url);
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const reply = await message_from_port(worker);
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assert_equals(reply, run_result);
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}, 'Creating a dedicated worker from a blob URL works.');
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promise_test(async t => {
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const run_result = 'worker_OK';
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const blob_contents = 'self.postMessage("' + run_result + '");';
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const blob = new Blob([blob_contents]);
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const url = URL.createObjectURL(blob);
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const worker = new Worker(url);
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URL.revokeObjectURL(url);
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const reply = await message_from_port(worker);
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assert_equals(reply, run_result);
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}, 'Creating a dedicated worker from a blob URL works immediately before revoking.');
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