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How to use acquire_script method in wpt

Best JavaScript code snippet using wpt

web-lock.tentative.https.window.js

Source:web-lock.tentative.https.window.js

...37  const iframe_normal = newIframe(origin);38  const response_queue_1 = token();39  const response_queue_2 = token();40  // 1. Hold two different locks on both sides.41  send(iframe_anonymous, acquire_script(key_1, response_queue_1));42  send(iframe_normal, acquire_script(key_2, response_queue_2));43  assert_equals(await receive(response_queue_1), "locked");44  assert_equals(await receive(response_queue_2), "locked");45  await assertHeldKeys(iframe_anonymous, [key_1]);46  await assertHeldKeys(iframe_normal, [key_2]);47  // 2. Try to acquire the lock with the same key on the opposite side. It48  //    shouldn't block, because they are partitioned.49  send(iframe_anonymous , acquire_script(key_2, response_queue_1));50  send(iframe_normal, acquire_script(key_1, response_queue_2));51  assert_equals(await receive(response_queue_1), "locked");52  assert_equals(await receive(response_queue_2), "locked");53  await assertHeldKeys(iframe_anonymous, [key_1, key_2]);54  await assertHeldKeys(iframe_normal, [key_1, key_2]);55  // 3. Cleanup: release the 4 locks (2 on each sides).56  send(iframe_anonymous, release_script(response_queue_1));57  assert_equals(await receive(response_queue_1), "unlocked");58  assert_equals(await receive(response_queue_1), "unlocked");59  await assertHeldKeys(iframe_anonymous, []);60  await assertHeldKeys(iframe_normal, [key_1, key_2]);61  send(iframe_normal, release_script(response_queue_2));62  assert_equals(await receive(response_queue_2), "unlocked");63  assert_equals(await receive(response_queue_2), "unlocked");64  await assertHeldKeys(iframe_anonymous, []);...

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