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# Copyright (C) 2012 Google Inc. All rights reserved.
# Copyright (C) 2010 Gabor Rapcsanyi (rgabor@inf.u-szeged.hu), University of Szeged
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import unittest2 as unittest
from webkitpy.common.host_mock import MockHost
from webkitpy.common.system.systemhost_mock import MockSystemHost
from webkitpy.layout_tests import run_webkit_tests
from webkitpy.layout_tests.controllers.layout_test_runner import LayoutTestRunner, Sharder, TestRunInterruptedException
from webkitpy.layout_tests.models import test_expectations
from webkitpy.layout_tests.models import test_failures
from webkitpy.layout_tests.models.test_run_results import TestRunResults
from webkitpy.layout_tests.models.test_input import TestInput
from webkitpy.layout_tests.models.test_results import TestResult
from webkitpy.layout_tests.port.test import TestPort
TestExpectations = test_expectations.TestExpectations
class FakePrinter(object):
num_completed = 0
num_tests = 0
def print_expected(self, run_results, get_tests_with_result_type):
pass
def print_workers_and_shards(self, num_workers, num_shards, num_locked_shards):
pass
def print_started_test(self, test_name):
pass
def print_finished_test(self, result, expected, exp_str, got_str):
pass
def write(self, msg):
pass
def write_update(self, msg):
pass
def flush(self):
pass
class LockCheckingRunner(LayoutTestRunner):
def __init__(self, port, options, printer, tester, http_lock):
super(LockCheckingRunner, self).__init__(options, port, printer, port.results_directory(), lambda test_name: False)
self._finished_list_called = False
self._tester = tester
self._should_have_http_lock = http_lock
def handle_finished_list(self, source, list_name, num_tests, elapsed_time):
if not self._finished_list_called:
self._tester.assertEqual(list_name, 'locked_tests')
self._tester.assertTrue(self._remaining_locked_shards)
self._tester.assertTrue(self._has_http_lock is self._should_have_http_lock)
super(LockCheckingRunner, self).handle_finished_list(source, list_name, num_tests, elapsed_time)
if not self._finished_list_called:
self._tester.assertEqual(self._remaining_locked_shards, [])
self._tester.assertFalse(self._has_http_lock)
self._finished_list_called = True
class LayoutTestRunnerTests(unittest.TestCase):
def _runner(self, port=None):
# FIXME: we shouldn't have to use run_webkit_tests.py to get the options we need.
options = run_webkit_tests.parse_args(['--platform', 'test-mac-snowleopard'])[0]
options.child_processes = '1'
host = MockHost()
port = port or host.port_factory.get(options.platform, options=options)
return LockCheckingRunner(port, options, FakePrinter(), self, True)
def _run_tests(self, runner, tests):
test_inputs = [TestInput(test, 6000) for test in tests]
expectations = TestExpectations(runner._port, tests)
runner.run_tests(expectations, test_inputs, set(), num_workers=1, retrying=False)
def test_interrupt_if_at_failure_limits(self):
runner = self._runner()
runner._options.exit_after_n_failures = None
runner._options.exit_after_n_crashes_or_times = None
test_names = ['passes/text.html', 'passes/image.html']
runner._test_inputs = [TestInput(test_name, 6000) for test_name in test_names]
run_results = TestRunResults(TestExpectations(runner._port, test_names), len(test_names))
run_results.unexpected_failures = 100
run_results.unexpected_crashes = 50
run_results.unexpected_timeouts = 50
# No exception when the exit_after* options are None.
runner._interrupt_if_at_failure_limits(run_results)
# No exception when we haven't hit the limit yet.
runner._options.exit_after_n_failures = 101
runner._options.exit_after_n_crashes_or_timeouts = 101
runner._interrupt_if_at_failure_limits(run_results)
# Interrupt if we've exceeded either limit:
runner._options.exit_after_n_crashes_or_timeouts = 10
self.assertRaises(TestRunInterruptedException, runner._interrupt_if_at_failure_limits, run_results)
self.assertEqual(run_results.results_by_name['passes/text.html'].type, test_expectations.SKIP)
self.assertEqual(run_results.results_by_name['passes/image.html'].type, test_expectations.SKIP)
runner._options.exit_after_n_crashes_or_timeouts = None
runner._options.exit_after_n_failures = 10
exception = self.assertRaises(TestRunInterruptedException, runner._interrupt_if_at_failure_limits, run_results)
def test_update_summary_with_result(self):
# Reftests expected to be image mismatch should be respected when pixel_tests=False.
runner = self._runner()
runner._options.pixel_tests = False
test = 'failures/expected/reftest.html'
expectations = TestExpectations(runner._port, tests=[test])
runner._expectations = expectations
run_results = TestRunResults(expectations, 1)
result = TestResult(test_name=test, failures=[test_failures.FailureReftestMismatchDidNotOccur()], reftest_type=['!='])
runner._update_summary_with_result(run_results, result)
self.assertEqual(1, run_results.expected)
self.assertEqual(0, run_results.unexpected)
run_results = TestRunResults(expectations, 1)
result = TestResult(test_name=test, failures=[], reftest_type=['=='])
runner._update_summary_with_result(run_results, result)
self.assertEqual(0, run_results.expected)
self.assertEqual(1, run_results.unexpected)
class SharderTests(unittest.TestCase):
test_list = [
"http/tests/websocket/tests/unicode.htm",
"animations/keyframes.html",
"http/tests/security/view-source-no-refresh.html",
"http/tests/websocket/tests/websocket-protocol-ignored.html",
"fast/css/display-none-inline-style-change-crash.html",
"http/tests/xmlhttprequest/supported-xml-content-types.html",
"dom/html/level2/html/HTMLAnchorElement03.html",
"ietestcenter/Javascript/11.1.5_4-4-c-1.html",
"dom/html/level2/html/HTMLAnchorElement06.html",
"perf/object-keys.html",
"virtual/threaded/test.html",
]
def get_test_input(self, test_file):
return TestInput(test_file, requires_lock=(test_file.startswith('http') or test_file.startswith('perf')))
def get_shards(self, num_workers, fully_parallel, test_list=None, max_locked_shards=1):
port = TestPort(MockSystemHost())
self.sharder = Sharder(port.split_test, max_locked_shards)
test_list = test_list or self.test_list
return self.sharder.shard_tests([self.get_test_input(test) for test in test_list], num_workers, fully_parallel)
def assert_shards(self, actual_shards, expected_shard_names):
self.assertEqual(len(actual_shards), len(expected_shard_names))
for i, shard in enumerate(actual_shards):
expected_shard_name, expected_test_names = expected_shard_names[i]
self.assertEqual(shard.name, expected_shard_name)
self.assertEqual([test_input.test_name for test_input in shard.test_inputs],
expected_test_names)
def test_shard_by_dir(self):
locked, unlocked = self.get_shards(num_workers=2, fully_parallel=False)
# Note that although there are tests in multiple dirs that need locks,
# they are crammed into a single shard in order to reduce the # of
# workers hitting the server at once.
self.assert_shards(locked,
[('locked_shard_1',
['http/tests/security/view-source-no-refresh.html',
'http/tests/websocket/tests/unicode.htm',
'http/tests/websocket/tests/websocket-protocol-ignored.html',
'http/tests/xmlhttprequest/supported-xml-content-types.html',
'perf/object-keys.html'])])
self.assert_shards(unlocked,
[('virtual/threaded', ['virtual/threaded/test.html']),
('animations', ['animations/keyframes.html']),
('dom/html/level2/html', ['dom/html/level2/html/HTMLAnchorElement03.html',
'dom/html/level2/html/HTMLAnchorElement06.html']),
('fast/css', ['fast/css/display-none-inline-style-change-crash.html']),
('ietestcenter/Javascript', ['ietestcenter/Javascript/11.1.5_4-4-c-1.html'])])
def test_shard_every_file(self):
locked, unlocked = self.get_shards(num_workers=2, fully_parallel=True)
self.assert_shards(locked,
[('.', ['http/tests/websocket/tests/unicode.htm']),
('.', ['http/tests/security/view-source-no-refresh.html']),
('.', ['http/tests/websocket/tests/websocket-protocol-ignored.html']),
('.', ['http/tests/xmlhttprequest/supported-xml-content-types.html']),
('.', ['perf/object-keys.html'])]),
self.assert_shards(unlocked,
[('.', ['animations/keyframes.html']),
('.', ['fast/css/display-none-inline-style-change-crash.html']),
('.', ['dom/html/level2/html/HTMLAnchorElement03.html']),
('.', ['ietestcenter/Javascript/11.1.5_4-4-c-1.html']),
('.', ['dom/html/level2/html/HTMLAnchorElement06.html']),
('.', ['virtual/threaded/test.html'])])
def test_shard_in_two(self):
locked, unlocked = self.get_shards(num_workers=1, fully_parallel=False)
self.assert_shards(locked,
[('locked_tests',
['http/tests/websocket/tests/unicode.htm',
'http/tests/security/view-source-no-refresh.html',
'http/tests/websocket/tests/websocket-protocol-ignored.html',
'http/tests/xmlhttprequest/supported-xml-content-types.html',
'perf/object-keys.html'])])
self.assert_shards(unlocked,
[('unlocked_tests',
['animations/keyframes.html',
'fast/css/display-none-inline-style-change-crash.html',
'dom/html/level2/html/HTMLAnchorElement03.html',
'ietestcenter/Javascript/11.1.5_4-4-c-1.html',
'dom/html/level2/html/HTMLAnchorElement06.html',
'virtual/threaded/test.html'])])
def test_shard_in_two_has_no_locked_shards(self):
locked, unlocked = self.get_shards(num_workers=1, fully_parallel=False,
test_list=['animations/keyframe.html'])
self.assertEqual(len(locked), 0)
self.assertEqual(len(unlocked), 1)
def test_shard_in_two_has_no_unlocked_shards(self):
locked, unlocked = self.get_shards(num_workers=1, fully_parallel=False,
test_list=['http/tests/websocket/tests/unicode.htm'])
self.assertEqual(len(locked), 1)
self.assertEqual(len(unlocked), 0)
def test_multiple_locked_shards(self):
locked, unlocked = self.get_shards(num_workers=4, fully_parallel=False, max_locked_shards=2)
self.assert_shards(locked,
[('locked_shard_1',
['http/tests/security/view-source-no-refresh.html',
'http/tests/websocket/tests/unicode.htm',
'http/tests/websocket/tests/websocket-protocol-ignored.html']),
('locked_shard_2',
['http/tests/xmlhttprequest/supported-xml-content-types.html',
'perf/object-keys.html'])])
locked, unlocked = self.get_shards(num_workers=4, fully_parallel=False)
self.assert_shards(locked,
[('locked_shard_1',
['http/tests/security/view-source-no-refresh.html',
'http/tests/websocket/tests/unicode.htm',
'http/tests/websocket/tests/websocket-protocol-ignored.html',
'http/tests/xmlhttprequest/supported-xml-content-types.html',
'perf/object-keys.html'])])