def RunPageTest(self, page_test, url, expect_status='PASS'):
"""Run a legacy page_test on a test url and return its measurements.
Args:
page_test: A legacy_page_test.LegacyPageTest instance.
url: A URL for the test page to load, usually a local 'file://' URI to be
served from telemetry/internal/testing. Clients can override the
static method CreateStorySetForTestFile to change this behavior.
expect_status: A string with the expected status of the test run.
Returns:
A dictionary with measurements recorded by the legacy_page_test.
"""
self.assertIsInstance(page_test, legacy_page_test.LegacyPageTest)
page_test.CustomizeBrowserOptions(self.options.browser_options)
story_set = self.CreateStorySetForTest(url)
self.assertEqual(len(story_set), 1)
with results_options.CreateResults(self.options) as results:
story_runner.RunStorySet(page_test, story_set, self.options,
results)
test_results = results_options.ReadTestResults(
self.options.intermediate_dir)
self.assertEqual(len(test_results), 1)
self.test_result = test_results[0]
self.assertEqual(self.test_result['status'], expect_status)
return results_options.ReadMeasurements(self.test_result)
def testAddMeasurementAsScalar(self):
with self.CreateResults() as results:
with results.CreateStoryRun(self.stories[0]):
results.AddMeasurement('a', 'seconds', 3)
test_results = results_options.ReadTestResults(self.intermediate_dir)
self.assertTrue(len(test_results), 1)
measurements = results_options.ReadMeasurements(test_results[0])
self.assertEqual(measurements, {'a': {'unit': 'seconds', 'samples': [3]}})
def testAddMeasurementAsScalar(self):
with self.CreateResults() as results:
results.WillRunPage(self.pages[0])
results.AddMeasurement('a', 'seconds', 3)
results.DidRunPage(self.pages[0])
test_results = results_options.ReadIntermediateResults(
self.intermediate_dir)['testResults']
self.assertTrue(len(test_results), 1)
measurements = results_options.ReadMeasurements(test_results[0])
self.assertEqual(measurements, {'a': {'unit': 'seconds', 'samples': [3]}})
def testAddMeasurementAsList(self):
with self.CreateResults() as results:
with results.CreateStoryRun(self.stories[0]):
results.AddMeasurement('a', 'seconds', [1, 2, 3])
test_results = self.ReadTestResults()
self.assertTrue(len(test_results), 1)
measurements = results_options.ReadMeasurements(test_results[0])
self.assertEqual(measurements,
{'a': {
'unit': 'seconds',
'samples': [1, 2, 3]
}})
def testAddMeasurementAsHistogram(self):
# TODO(999484): Temporary test while we migrate benchmarks writing "ad hoc"
# histograms to directly use measurements instead.
with self.CreateResults() as results:
results.WillRunPage(self.pages[0])
results.AddHistogram(histogram_module.Histogram.Create(
'a', 'ms', [1000, 2000, 3000]))
results.DidRunPage(self.pages[0])
test_results = results_options.ReadIntermediateResults(
self.intermediate_dir)['testResults']
self.assertTrue(len(test_results), 1)
measurements = results_options.ReadMeasurements(test_results[0])
self.assertEqual(measurements,
{'a': {'unit': 'ms', 'samples': [1000, 2000, 3000]}})