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#!/usr/bin/python
# Copyright (c) 2011 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.
"""A unit test module for TestExpectationManager."""
from datetime import date
from datetime import datetime
from datetime import timedelta
import os
import shutil
import time
import unittest
from test_expectations import TestExpectationsManager
class TestTestExpectationsManager(unittest.TestCase):
"""A unit test class for TestExpectationManager."""
test_dir = u'test_dir'
cleaned = False
def setUp(self):
if not TestTestExpectationsManager.cleaned:
if os.path.exists(self.test_dir):
shutil.rmtree(self.test_dir)
os.mkdir(self.test_dir)
TestTestExpectationsManager.cleaned = True
def verify_test_expectaion_format(self, file_name, media):
"""Verify the test expectation format in the file.
Args:
file_name: a file name to be verified.
media: a boolean to indicate whether the test is for media
or not.
Returns:
a boolean indicating whether the file is in test expectation
format.
"""
file_object = open(file_name, 'r')
firstline = file_object.readline()
if ('These are the layout test expectations for the '
'Chromium port(s) of WebKit.') not in firstline:
return False
# Check media related test case file is there.
verify_media = not media
if media:
for line in file_object:
if 'media' in line:
verify_media = True
file_object.close()
return verify_media
def verify_test_expectaion_format_in_csv(self, file_name):
"""Verify the CSV file has information parsed.
Args:
file_name: file name to be examined.
Returns:
a boolean that indicates that the CSV file contains information
parsed from test expectation file.
"""
file_object = open(file_name, 'r')
firstline = file_object.readline()
file_object.close()
return 'TestCase' in firstline
def test_get_and_save_content(self):
"""Test get_and_save_content method.
Also, test several other methods.
"""
# Get all test cases.
result_file = os.path.join(self.test_dir,
'test_get_and_save_content.txt')
test_expectations_manager = TestExpectationsManager()
test_expectations_manager.get_and_save_content(
test_expectations_manager.DEFAULT_TEST_EXPECTATION_LOCATION,
result_file)
self.assertTrue(
self.verify_test_expectaion_format(result_file, False))
# Get media test cases from local all test cases.
result_file_media = os.path.join(self.test_dir,
'test_get_and_save_content_m.txt')
test_expectations_manager = TestExpectationsManager()
test_expectations_manager.get_and_save_content_media_only(
result_file, result_file_media)
self.assertTrue(
self.verify_test_expectaion_format(result_file_media, True))
# Get media test cases from local all test cases.
result_file_media_csv = os.path.join(
self.test_dir, 'test_get_and_save_content_m.csv')
test_expectations_manager.get_and_parse_content(
result_file, result_file_media_csv, True)
elements = test_expectations_manager.get_test_case_element(
'media/restore-from-page-cache.html',
['TEXT', 'UNIMPLEMENTED', 'RELEASE'])
self.assertEqual(
elements, ['N', 'N', 'N'],
'returned element of GetTestCaseElement is wrong')
field_names = ['SKIP', 'UNIMPLEMENTED', 'KNOWNISSUE']
field_name_indexes = test_expectations_manager.get_column_indexes(
field_names)
expected_filed_name_indexes = [6, 22, 23]
self.assertEqual(field_name_indexes, expected_filed_name_indexes,
'incorrect field indexes')
def test_parse_content_from_svn(self):
"""Test get_and_parse_content method using SVN."""
self.parse_content_from_svn_test_helper(False)
def test_parse_content_from_svn_media(self):
"""Test get_and_parse_content method using SVN (only media)."""
self.parse_content_from_svn_test_helper(True)
def parse_content_from_svn_test_helper(self, media):
"""Test get_and_parse_content method using SVN.
Args:
media: True if this is for media tests.
"""
media_string = 'all'
if media:
media_string = 'media'
result_file = os.path.join(
self.test_dir,
'test_parse_content_from_svn_%s.csv' % media_string)
test_expectations_manager = TestExpectationsManager()
test_expectations_manager.get_and_parse_content(
test_expectations_manager.DEFAULT_TEST_EXPECTATION_LOCATION,
result_file, media)
self.assertTrue(test_expectations_manager.testcases > 0)
self.verify_test_expectaion_format_in_csv(result_file)
def test_generate_link_for_cbug(self):
"""Test generate_link_for_bug for a chromium bug."""
self.generate_link_for_bug_helper(
'BUGCR1234',
'http://code.google.com/p/chromium/issues/detail?id=1234')
def test_generate_link_for_wbug(self):
"""Test generate_link_for_bug for a webkit bug."""
self.generate_link_for_bug_helper(
'BUGWK1234',
'https://bugs.webkit.org/show_bug.cgi?id=1234')
def test_generate_link_for_pbug(self):
"""Test generate_link_for_bug for person."""
self.generate_link_for_bug_helper('BUGIMASAKI',
'mailto:imasaki@chromium.org')
def generate_link_for_bug_helper(self, bug_text, expected_link):
"""A helper for generating link test."""
test_expectations_manager = TestExpectationsManager()
link = test_expectations_manager.generate_link_for_bug(bug_text)
self.assertEqual(link, expected_link, 'link generated are not correct')
def test_te_diff_between_times(self):
test_expectations_manager = TestExpectationsManager()
now = time.time()
past = datetime.now() - timedelta(days=4)
past = time.mktime(past.timetuple())
result_list = test_expectations_manager.get_te_diff_between_times(
test_expectations_manager.DEFAULT_TEST_EXPECTATION_DIR,
now, past, ['media/audio-repaint.html'], -1, True)
self.assertTrue(result_list is not None)
def test_te_diff_between_times_no_changecheck(self):
test_expectations_manager = TestExpectationsManager()
now = time.time()
past = datetime.now() - timedelta(weeks=2)
past = time.mktime(past.timetuple())
result_list = test_expectations_manager.get_te_diff_between_times(
test_expectations_manager.DEFAULT_TEST_EXPECTATION_DIR,
now, past, ['media/audio-repaint.html'], -1, False)
self.assertTrue(result_list is not None)
def test_te_diff_between_times_no_changecheck_with_pattern(self):
test_expectations_manager = TestExpectationsManager()
now = time.time()
past = datetime.now() - timedelta(weeks=2)
past = time.mktime(past.timetuple())
result_list = test_expectations_manager.get_te_diff_between_times(
test_expectations_manager.DEFAULT_TEST_EXPECTATION_DIR,
now, past, ['media/audio-repaint.html'], -1, False)
self.assertTrue(result_list is not None)
def main():
test_suite = unittest.TestLoader().loadTestsFromTestCase(
TestTestExpectationsManager)
unittest.TextTestRunner(verbosity=2).run(test_suite)
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