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# Copyright (C) 2010 Google Inc. All rights reserved.
#
# 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.
"""Checks WebKit style for test_expectations files."""
import logging
import os
import re
import sys
from common import TabChecker
from webkitpy.style_references import port
from webkitpy.style_references import test_expectations
_log = logging.getLogger("webkitpy.style.checkers.test_expectations")
class ChromiumOptions(object):
"""A mock object for creating chromium port object.
port.get() requires an options object which has 'chromium' attribute to create
chromium port object for each platform. This class mocks such object.
"""
def __init__(self):
self.chromium = True
class TestExpectationsChecker(object):
"""Processes test_expectations.txt lines for validating the syntax."""
categories = set(['test/expectations'])
def __init__(self, file_path, handle_style_error):
self._file_path = file_path
self._handle_style_error = handle_style_error
self._tab_checker = TabChecker(file_path, handle_style_error)
self._output_regex = re.compile('Line:(?P<line>\d+)\s*(?P<message>.+)')
# Determining the port of this expectations.
try:
port_name = self._file_path.split(os.sep)[-2]
if port_name == "chromium":
options = ChromiumOptions()
self._port_obj = port.get(port_name=None, options=options)
else:
self._port_obj = port.get(port_name=port_name)
except:
# Using 'test' port when we couldn't determine the port for this
# expectations.
_log.warn("Could not determine the port for %s. "
"Using 'test' port, but platform-specific expectations "
"will fail the check." % self._file_path)
self._port_obj = port.get('test')
self._port_to_check = self._port_obj.test_platform_name()
# Suppress error messages of test_expectations module since they will be
# reported later.
log = logging.getLogger("webkitpy.layout_tests.layout_package."
"test_expectations")
log.setLevel(logging.CRITICAL)
def _handle_error_message(self, lineno, message, confidence):
pass
def check_test_expectations(self, expectations_str, tests=None, overrides=None):
err = None
expectations = None
try:
expectations = test_expectations.TestExpectationsFile(
port=self._port_obj, expectations=expectations_str, full_test_list=tests,
test_platform_name=self._port_to_check, is_debug_mode=False,
is_lint_mode=True, overrides=overrides)
except test_expectations.ParseError, error:
err = error
if err:
level = 2
if err.fatal:
level = 5
for error in err.errors:
matched = self._output_regex.match(error)
if matched:
lineno, message = matched.group('line', 'message')
self._handle_style_error(int(lineno), 'test/expectations', level, message)
def check_tabs(self, lines):
self._tab_checker.check(lines)
def check(self, lines):
overrides = self._port_obj.test_expectations_overrides()
expectations = '\n'.join(lines)
self.check_test_expectations(expectations_str=expectations,
tests=None,
overrides=overrides)
# Warn tabs in lines as well
self.check_tabs(lines)
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