def testSimulateMemoryPressureNotificationFailure(self): response_handler = mock.Mock() backend = memory_backend.MemoryBackend(self._inspector_socket) self._inspector_socket.AddResponseHandler( 'Memory.simulatePressureNotification', response_handler) # If the DevTools method is missing, the backend should fail silently. response_handler.return_value = { 'result': {}, 'error': { 'code': -32601 # Method does not exist. } } backend.SimulateMemoryPressureNotification('critical') self.assertEqual(1, response_handler.call_count) # All other errors should raise an exception. response_handler.return_value = { 'result': {}, 'error': { 'code': -32602 # Invalid method params. } } self.assertRaises(memory_backend.MemoryUnexpectedResponseException, backend.SimulateMemoryPressureNotification, 'critical')
def testSetMemoryPressureNotificationsSuppressedSuccess(self): response_handler = mock.Mock(return_value={'result': {}}) self._inspector_socket.AddResponseHandler( 'Memory.setPressureNotificationsSuppressed', response_handler) backend = memory_backend.MemoryBackend(self._inspector_socket) backend.SetMemoryPressureNotificationsSuppressed(True) self.assertEqual(1, response_handler.call_count) self.assertTrue( response_handler.call_args[0][0]['params']['suppressed']) backend.SetMemoryPressureNotificationsSuppressed(False) self.assertEqual(2, response_handler.call_count) self.assertFalse( response_handler.call_args[0][0]['params']['suppressed'])
def testSimulateMemoryPressureNotificationSuccess(self): response_handler = mock.Mock(return_value={'result': {}}) self._inspector_socket.AddResponseHandler( 'Memory.simulatePressureNotification', response_handler) backend = memory_backend.MemoryBackend(self._inspector_socket) backend.SimulateMemoryPressureNotification('critical') self.assertEqual(1, response_handler.call_count) self.assertEqual('critical', response_handler.call_args[0][0]['params']['level']) backend.SimulateMemoryPressureNotification('moderate') self.assertEqual(2, response_handler.call_count) self.assertEqual('moderate', response_handler.call_args[0][0]['params']['level'])
def _CreateMemoryBackendIfNeeded(self): assert self.supports_overriding_memory_pressure_notifications if not self._memory_backend: self._memory_backend = memory_backend.MemoryBackend( self._browser_websocket)
def _CreateMemoryBackendIfNeeded(self): assert self.supports_overriding_memory_pressure_notifications if not self._memory_backend: self._CreateAndConnectBrowserInspectorWebsocketIfNeeded() self._memory_backend = memory_backend.MemoryBackend( self._browser_inspector_websocket)