bluetooth: Invalidate services upon disconnection

third_party/WebKit/LayoutTests/bluetooth/script-tests/service-get-different-service-after-reconnection.js

+'use strict';
+promise_test(() => {
+  return setBluetoothFakeAdapter('TwoHeartRateServicesAdapter')
+    .then(() => requestDeviceWithKeyDown({
+      filters: [{services: ['heart_rate']}],
+      optionalServices: ['generic_access']}))
+    .then(device => device.gatt.connect())
+    .then(gattServer => {
+      let services1;
+      return gattServer
+        .CALLS([
+          getPrimaryService('heart_rate')|
+          getPrimaryServices()|
+          getPrimaryServices('heart_rate')[UUID]])
+        .then(services => services1 = services)
+        .then(() => gattServer.disconnect())
+        .then(() => gattServer.connect())
+        .then(() => gattServer.PREVIOUS_CALL)
+        .then(services2 => [services1, services2])
+    })
+    .then(services_arrays => {
+      // Convert to arrays if necessary.
+      for (let i = 0; i < services_arrays.length; i++) {
+        services_arrays[i] = [].concat(services_arrays[i]);
+      }
+
+      for (let i = 1; i < services_arrays.length; i++) {
+        assert_equals(services_arrays[0].length, services_arrays[i].length);
+      }
+
+      let base_set = new Set(services_arrays.shift());
+      for (let services of services_arrays) {
+        services.forEach(service => assert_false(base_set.has(service)));
+      }
+    });
+}, 'Calls to FUNCTION_NAME after a disconnection should return a ' +
+   'different object.');