1 files changed, 29 insertions, 0 deletions
diff --git a/testing/web-platform/tests/bluetooth/device/watchAdvertisements/concurrent-watchAdvertisements-calls.https.window.js b/testing/web-platform/tests/bluetooth/device/watchAdvertisements/concurrent-watchAdvertisements-calls.https.window.js
new file mode 100644
index 0000000000..cb6532be68
--- /dev/null
+++ b/testing/web-platform/tests/bluetooth/device/watchAdvertisements/concurrent-watchAdvertisements-calls.https.window.js
@@ -0,0 +1,29 @@
+// META: script=/resources/testdriver.js
+// META: script=/resources/testdriver-vendor.js
+// META: script=/bluetooth/resources/bluetooth-test.js
+// META: script=/bluetooth/resources/bluetooth-fake-devices.js
+'use strict';
+const test_desc = 'concurrent watchAdvertisements() calls results in the ' +
+    `second call rejecting with 'InvalidStateError'`;
+
+bluetooth_test(async (t) => {
+  let {device} = await getDiscoveredHealthThermometerDevice();
+  const watcher = new EventWatcher(t, device, ['advertisementreceived']);
+
+  // Start a watchAdvertisements() operation.
+  let firstWatchAdvertisementsPromise = device.watchAdvertisements();
+
+  // Start a second watchAdvertisements() operation. This operation should
+  // reject with 'InvalidStateError'.
+  await promise_rejects_dom(
+      t, 'InvalidStateError', device.watchAdvertisements());
+
+  // The first watchAdvertisements() operation should resolve successfully.
+  await firstWatchAdvertisementsPromise;
+
+  let advertisementreceivedPromise = watcher.wait_for('advertisementreceived');
+  await fake_central.simulateAdvertisementReceived(
+      health_thermometer_ad_packet);
+  let evt = await advertisementreceivedPromise;
+  assert_equals(evt.device, device);
+}, test_desc);