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# Copyright (c) 2013 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 telemetry import test
from telemetry.core import util
from telemetry.page import page_measurement
from telemetry.page import page as page_module
from telemetry.page import page_set
class BlinkPerfPageSet(page_set.PageSet):
def __init__(self, file_path, page_urls, serving_dirs):
super(BlinkPerfPageSet, self).__init__(file_path=file_path,
serving_dirs=serving_dirs)
for url in page_urls:
self.AddPage(page_module.PageWithDefaultRunNavigate(
url, page_set=self, base_dir=self._base_dir))
self._InitializeArchive()
def _CreatePageSetFromPath(path):
assert os.path.exists(path)
page_urls = []
serving_dirs = set()
def _AddPage(path):
if not path.endswith('.html'):
return
if '../' in open(path, 'r').read():
# If the page looks like it references its parent dir, include it.
serving_dirs.add(os.path.dirname(os.path.dirname(path)))
page_urls.append('file://' + path.replace('\\', '/'))
def _AddDir(dir_path, skipped):
for candidate_path in os.listdir(dir_path):
if candidate_path == 'resources':
continue
candidate_path = os.path.join(dir_path, candidate_path)
if candidate_path.startswith(tuple([os.path.join(path, s)
for s in skipped])):
continue
if os.path.isdir(candidate_path):
_AddDir(candidate_path, skipped)
else:
_AddPage(candidate_path)
if os.path.isdir(path):
skipped = []
skipped_file = os.path.join(path, 'Skipped')
if os.path.exists(skipped_file):
for line in open(skipped_file, 'r').readlines():
line = line.strip()
if line and not line.startswith('#'):
skipped.append(line.replace('/', os.sep))
_AddDir(path, skipped)
else:
_AddPage(path)
return BlinkPerfPageSet(os.getcwd() + os.sep, page_urls, serving_dirs)
class _BlinkPerfMeasurement(page_measurement.PageMeasurement):
"""Tuns a blink performance test and reports the results."""
def __init__(self):
super(_BlinkPerfMeasurement, self).__init__('')
with open(os.path.join(os.path.dirname(__file__),
'blink_perf.js'), 'r') as f:
self._blink_perf_js = f.read()
@property
def results_are_the_same_on_every_page(self):
return False
def WillNavigateToPage(self, page, tab):
page.script_to_evaluate_on_commit = self._blink_perf_js
def CustomizeBrowserOptions(self, options):
options.AppendExtraBrowserArgs([
'--js-flags=--expose_gc',
'--enable-experimental-web-platform-features'
])
def MeasurePage(self, page, tab, results):
tab.WaitForJavaScriptExpression('testRunner.isDone', 600)
log = tab.EvaluateJavaScript('document.getElementById("log").innerHTML')
for line in log.splitlines():
if not line.startswith('values '):
continue
parts = line.split()
values = [float(v.replace(',', '')) for v in parts[1:-1]]
units = parts[-1]
metric = page.display_name.split('.')[0].replace('/', '_')
results.Add(metric, units, values)
break
print log
class BlinkPerfAll(test.Test):
tag = 'all'
test = _BlinkPerfMeasurement
def CreatePageSet(self, options):
path = os.path.join(util.GetChromiumSrcDir(),
'third_party', 'WebKit', 'PerformanceTests')
return _CreatePageSetFromPath(path)
class BlinkPerfAnimation(test.Test):
tag = 'animation'
test = _BlinkPerfMeasurement
def CreatePageSet(self, options):
path = os.path.join(util.GetChromiumSrcDir(),
'third_party', 'WebKit', 'PerformanceTests', 'Animation')
return _CreatePageSetFromPath(path)
class BlinkPerfWebAnimations(test.Test):
tag = 'web_animations'
test = _BlinkPerfMeasurement
def CreatePageSet(self, options):
path = os.path.join(util.GetChromiumSrcDir(),
'third_party', 'WebKit', 'PerformanceTests', 'Animation')
return _CreatePageSetFromPath(path)
def CustomizeBrowserOptions(self, options):
options.AppendExtraBrowserArgs('--enable-web-animations-css')
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