1 # Copyright 2017 The Chromium OS Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 from autotest_lib.client.bin import test 6 from autotest_lib.client.common_lib import error 7 from autotest_lib.client.common_lib.cros import test_webrtc_peer_connection 8 9 EXTRA_BROWSER_ARGS = ['--use-fake-ui-for-media-stream', 10 '--use-fake-device-for-media-stream'] 11 12 class video_WebRtcResolutionSwitching(test.test): 13 """Tests multiple peerconnections that randomly change resolution.""" 14 version = 1 15 16 def run_once(self, mode = 'functional'): 17 """ 18 Runs the test. 19 20 @param mode: 'functional' or 'performance' depending on desired mode. 21 """ 22 kwargs = { 23 'own_script': 'resolution-switching.js', 24 'common_script': 'loopback-peerconnection.js', 25 'bindir': self.bindir, 26 'tmpdir': self.tmpdir, 27 'debugdir': self.debugdir, 28 'num_peer_connections': 5, 29 'iteration_delay_millis': 300 30 } 31 32 if mode == 'functional': 33 test = test_webrtc_peer_connection.WebRtcPeerConnectionTest( 34 title = 'Resolution Switching', 35 **kwargs) 36 test.run_test() 37 elif mode == 'performance': 38 test = test_webrtc_peer_connection\ 39 .WebRtcPeerConnectionPerformanceTest( 40 title = 'Resolution Switching Performance Test', 41 **kwargs) 42 test.run_test() 43 test.collector.write_metrics(self.output_perf_value) 44 else: 45 raise error.TestError('mode must be "functional" or "performance"') 46 47
