| # Copyright 2016 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import os |
| from StringIO import StringIO |
| import unittest |
| |
| import emulation |
| import test_utils |
| |
| |
| _SRC_DIR = os.path.abspath(os.path.join( |
| os.path.dirname(__file__), '..', '..', '..')) |
| |
| |
| class EmulationTestCase(unittest.TestCase): |
| def testLoadDevices(self): |
| devices = emulation.LoadEmulatedDevices(file(os.path.join( |
| _SRC_DIR, 'third_party/WebKit/Source/devtools/front_end', |
| 'emulated_devices/module.json'))) |
| # Just check we have something. We'll assume that if we were able to read |
| # the file without dying we must be ok. |
| self.assertTrue(devices) |
| |
| def testSetUpDevice(self): |
| registry = StringIO("""{ |
| "extensions": [ |
| { |
| "type": "emulated-device", |
| "device": { |
| "show-by-default": false, |
| "title": "mattPhone" , |
| "screen": { |
| "horizontal": { |
| "width": 480, |
| "height": 320 |
| }, |
| "device-pixel-ratio": 2, |
| "vertical": { |
| "width": 320, |
| "height": 480 |
| } |
| }, |
| "capabilities": [ |
| "touch", |
| "mobile" |
| ], |
| "user-agent": "James Bond" |
| } |
| } ]}""") |
| devices = emulation.LoadEmulatedDevices(registry) |
| connection = test_utils.MockConnection(self) |
| connection.ExpectSyncRequest({'result': True}, 'Emulation.canEmulate') |
| metadata = emulation.SetUpDeviceEmulationAndReturnMetadata( |
| connection, devices['mattPhone']) |
| self.assertEqual(320, metadata['width']) |
| self.assertEqual('James Bond', metadata['userAgent']) |
| self.assertTrue(connection.AllExpectationsUsed()) |
| self.assertEqual('Emulation.setDeviceMetricsOverride', |
| connection.no_response_requests_seen[0][0]) |
| |
| def testSetUpNetwork(self): |
| connection = test_utils.MockConnection(self) |
| connection.ExpectSyncRequest({'result': True}, |
| 'Network.canEmulateNetworkConditions') |
| emulation.SetUpNetworkEmulation(connection, 120, 2048, 1024) |
| self.assertTrue(connection.AllExpectationsUsed()) |
| self.assertEqual('Network.emulateNetworkConditions', |
| connection.no_response_requests_seen[0][0]) |
| self.assertEqual( |
| 1024, |
| connection.no_response_requests_seen[0][1]['uploadThroughput']) |
| |
| def testBandwidthToString(self): |
| self.assertEqual('16Kbit/s', emulation.BandwidthToString(2048)) |
| self.assertEqual('8Mbit/s', emulation.BandwidthToString(1024 * 1024)) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
