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1 # Copyright 2015 The Chromium Authors. All rights reserved. | 1 # Copyright 2015 The Chromium Authors. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 from itertools import starmap | 5 from itertools import starmap |
6 from collections import defaultdict | 6 from collections import defaultdict |
7 from telemetry.core import util | 7 from telemetry.core import util |
8 from telemetry.core import exceptions | 8 from telemetry.core import exceptions |
| 9 from telemetry.page import action_runner |
9 from telemetry.page import page_test | 10 from telemetry.page import page_test |
10 from telemetry.value import scalar | 11 from telemetry.value import scalar |
11 | 12 |
12 from measurements import timeline_controller | 13 from measurements import timeline_controller |
13 | 14 |
14 | 15 |
15 class BlinkStyle(page_test.PageTest): | 16 class BlinkStyle(page_test.PageTest): |
16 def __init__(self): | 17 def __init__(self): |
17 super(BlinkStyle, self).__init__() | 18 super(BlinkStyle, self).__init__() |
18 self._controller = None | 19 self._controller = None |
19 | 20 |
20 def WillNavigateToPage(self, page, tab): | 21 def WillNavigateToPage(self, page, tab): |
21 self._controller = timeline_controller.TimelineController() | 22 self._controller = timeline_controller.TimelineController() |
22 self._controller.trace_categories = 'blink_style,blink.console' | 23 self._controller.trace_categories = 'blink_style,blink.console' |
23 self._controller.SetUp(page, tab) | 24 self._controller.SetUp(page, tab) |
24 self._controller.Start(tab) | 25 self._controller.Start(tab) |
25 | 26 |
26 def CleanUpAfterPage(self, page, tab): | 27 def CleanUpAfterPage(self, page, tab): |
27 if self._controller: | 28 if self._controller: |
28 self._controller.CleanUp(tab) | 29 self._controller.CleanUp(tab) |
29 | 30 |
30 def ValidateAndMeasurePage(self, page, tab, results): | 31 def ValidateAndMeasurePage(self, page, tab, results): |
31 tab.ExecuteJavaScript('console.time("wait-for-quiescence");') | 32 runner = action_runner.ActionRunner(tab) |
32 try: | 33 with runner.CreateInteraction('wait-for-quiescence'): |
33 util.WaitFor(tab.HasReachedQuiescence, 15) | 34 tab.ExecuteJavaScript('console.time("");') |
34 except exceptions.TimeoutException: | 35 try: |
35 # Some sites never reach quiesence. As this benchmark normalizes/ | 36 util.WaitFor(tab.HasReachedQuiescence, 15) |
36 # categories results, it shouldn't be necessary to reach the same | 37 except exceptions.TimeoutException: |
37 # state on every run. | 38 # Some sites never reach quiesence. As this benchmark normalizes/ |
38 pass | 39 # categories results, it shouldn't be necessary to reach the same |
39 tab.ExecuteJavaScript('console.timeEnd("wait-for-quiescence");') | 40 # state on every run. |
| 41 pass |
40 | 42 |
41 tab.ExecuteJavaScript( | 43 tab.ExecuteJavaScript( |
42 'console.time("style-update");' | 44 'console.time("style-update");' |
43 # Occasionally documents will break the APIs we need. | 45 # Occasionally documents will break the APIs we need. |
44 'try {' | 46 'try {' |
45 # Invalidate style for the whole document. | 47 # Invalidate style for the whole document. |
46 ' document && (document.documentElement.lang += "z");' | 48 ' document && (document.documentElement.lang += "z");' |
47 # Force a style update (but not layout). | 49 # Force a style update (but not layout). |
48 ' getComputedStyle(document.documentElement).color;' | 50 ' getComputedStyle(document.documentElement).color;' |
49 '} catch (e) {}' | 51 '} catch (e) {}' |
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121 tokens = sum(event.tokens for event in events) | 123 tokens = sum(event.tokens for event in events) |
122 length = sum(event.length for event in events) | 124 length = sum(event.length for event in events) |
123 | 125 |
124 results.AddValue( | 126 results.AddValue( |
125 scalar.ScalarValue(page, ('parse_css_%s' % category), | 127 scalar.ScalarValue(page, ('parse_css_%s' % category), |
126 'tokens/s', 1000 / (parse_duration / tokens))) | 128 'tokens/s', 1000 / (parse_duration / tokens))) |
127 | 129 |
128 results.AddValue( | 130 results.AddValue( |
129 scalar.ScalarValue(page, ('tokenize_css_%s' % category), | 131 scalar.ScalarValue(page, ('tokenize_css_%s' % category), |
130 'char/s', 1000 / (tokenize_duration / length))) | 132 'char/s', 1000 / (tokenize_duration / length))) |
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