bluetooth: Implement Service.getCharacteristics

third_party/WebKit/LayoutTests/bluetooth/getCharacteristics/device-goes-out-of-range.html

Index: third_party/WebKit/LayoutTests/bluetooth/getCharacteristics/device-goes-out-of-range.html
diff --git a/third_party/WebKit/LayoutTests/bluetooth/getCharacteristics/device-goes-out-of-range.html b/third_party/WebKit/LayoutTests/bluetooth/getCharacteristics/device-goes-out-of-range.html
new file mode 100644
index 0000000000000000000000000000000000000000..ba9a8e8cc419f64713dfb5832c5d2422436198b5
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/bluetooth/getCharacteristics/device-goes-out-of-range.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<script src="../../resources/testharness.js"></script>
+<script src="../../resources/testharnessreport.js"></script>
+<script src="../resources/bluetooth-helpers.js"></script>
+<script>
+'use strict';
+promise_test(() => {
+  testRunner.setBluetoothMockDataSet('HeartRateAdapter');
+  return requestDeviceWithKeyDown({filters: [{services: ['heart_rate']}]})
+    .then(device => device.gatt.connect())
+    .then(gattServer => gattServer.getPrimaryService('heart_rate'))
+    .then(service => {
+      testRunner.setBluetoothMockDataSet('EmptyAdapter');
+      return assert_promise_rejects_with_message(
+        service.getCharacteristics(),
+        new DOMException('Bluetooth Device is no longer in range.',
+                         'NetworkError'),
+        'Device went out of range.');
+    });
+}, 'Device goes out of range. Reject with NetworkError.');
+</script>