1 files changed, 41 insertions, 0 deletions
diff --git a/testing/web-platform/tests/bluetooth/service/getCharacteristics/characteristics-found.https.window.js b/testing/web-platform/tests/bluetooth/service/getCharacteristics/characteristics-found.https.window.js
new file mode 100644
index 0000000000..3244dd3e17
--- /dev/null
+++ b/testing/web-platform/tests/bluetooth/service/getCharacteristics/characteristics-found.https.window.js
@@ -0,0 +1,41 @@
+// 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 = 'Find all characteristics in a service.';
+
+bluetooth_test(async () => {
+  let {device, fake_peripheral, fake_services} = await getDiscoveredHealthThermometerDevice();
+  // Setup a device with two measurement intervals.
+  await fake_peripheral.setNextGATTConnectionResponse({code: HCI_SUCCESS});
+  await device.gatt.connect();
+  let fake_health_thermometer = fake_services.get('health_thermometer');
+  await Promise.all([
+    fake_health_thermometer.addFakeCharacteristic({
+      uuid: 'measurement_interval',
+      properties: ['read', 'write', 'indicate']
+    }),
+    fake_health_thermometer.addFakeCharacteristic({
+      uuid: 'measurement_interval',
+      properties: ['read', 'write', 'indicate']
+    }),
+    fake_health_thermometer.addFakeCharacteristic(
+        {uuid: 'temperature_measurement', properties: ['indicate']})
+  ]);
+  await fake_peripheral.setNextGATTDiscoveryResponse({code: HCI_SUCCESS});
+  let service = await device.gatt.getPrimaryService('health_thermometer');
+  // Actual test starts.
+  let characteristics = await service.getCharacteristics();
+  // Expect three characteristic instances.
+  assert_equals(characteristics.length, 3);
+
+  let uuid_set = new Set(characteristics.map(c => c.uuid));
+  // Two of the expected characteristics are
+  // 'measurement_interval', so only 2 unique UUID.
+  assert_equals(uuid_set.size, 2);
+  assert_true(
+      uuid_set.has(BluetoothUUID.getCharacteristic('measurement_interval')));
+  assert_true(
+      uuid_set.has(BluetoothUUID.getCharacteristic('temperature_measurement')));
+}, test_desc);