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| 1 # Copyright 2014 The Chromium 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 import os | |
| 6 import tempfile | |
| 7 import unittest | |
| 8 import zipfile | |
| 9 | |
| 10 from adb_profile_chrome import profiler | |
| 11 from adb_profile_chrome import ui | |
| 12 | |
| 13 | |
| 14 class FakeController(object): | |
| 15 def __init__(self, contents='fake-contents'): | |
| 16 self.contents = contents | |
| 17 self.interval = None | |
| 18 self.stopped = False | |
| 19 self.filename = None | |
| 20 | |
| 21 def StartTracing(self, interval): | |
| 22 self.interval = interval | |
| 23 | |
| 24 def StopTracing(self): | |
| 25 self.stopped = True | |
| 26 | |
| 27 def PullTrace(self): | |
| 28 with tempfile.NamedTemporaryFile(delete=False) as f: | |
| 29 self.filename = f.name | |
| 30 f.write(self.contents) | |
| 31 return f.name | |
| 32 | |
| 33 def __repr__(self): | |
| 34 return 'faketrace' | |
| 35 | |
| 36 | |
| 37 class ProfilerTest(unittest.TestCase): | |
| 38 def setUp(self): | |
| 39 ui.EnableTestMode() | |
| 40 | |
| 41 def testCaptureBasicProfile(self): | |
| 42 controller = FakeController() | |
| 43 interval = 1.5 | |
| 44 result = profiler.CaptureProfile([controller], interval) | |
| 45 | |
| 46 try: | |
| 47 self.assertEquals(controller.interval, interval) | |
| 48 self.assertTrue(controller.stopped) | |
| 49 self.assertTrue(os.path.exists(result)) | |
| 50 self.assertFalse(os.path.exists(controller.filename)) | |
| 51 self.assertTrue(result.endswith('.html')) | |
| 52 finally: | |
| 53 os.remove(result) | |
| 54 | |
| 55 def testCaptureJsonProfile(self): | |
| 56 controller = FakeController() | |
| 57 result = profiler.CaptureProfile([controller], 1, write_json=True) | |
| 58 | |
| 59 try: | |
| 60 self.assertFalse(result.endswith('.html')) | |
| 61 with open(result) as f: | |
| 62 self.assertEquals(f.read(), controller.contents) | |
| 63 finally: | |
| 64 os.remove(result) | |
| 65 | |
| 66 def testCaptureMultipleProfiles(self): | |
| 67 controllers = [FakeController('c1'), FakeController('c2')] | |
| 68 result = profiler.CaptureProfile(controllers, 1, write_json=True) | |
| 69 | |
| 70 try: | |
| 71 self.assertTrue(result.endswith('.zip')) | |
| 72 self.assertTrue(zipfile.is_zipfile(result)) | |
| 73 with zipfile.ZipFile(result) as f: | |
| 74 self.assertEquals( | |
| 75 f.namelist(), | |
| 76 [controllers[0].filename[1:], controllers[1].filename[1:]]) | |
| 77 finally: | |
| 78 os.remove(result) | |
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Chromium Code Reviews
Issue 402803005:
Move adb_profile_chrome to profile_chrome. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src