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#!/usr/bin/python
# 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.
"""Unit tests for rebaseline_chromium_webkit_tests.py."""
import unittest
from webkitpy.tool import mocktool
from webkitpy.common.system import filesystem_mock
from webkitpy.common.system.executive import Executive, ScriptError
import port
import rebaseline_chromium_webkit_tests
class MockPort(object):
def __init__(self, image_diff_exists):
self.image_diff_exists = image_diff_exists
def check_image_diff(self, override_step, logging):
return self.image_diff_exists
def get_mock_get(config_expectations):
def mock_get(port_name, options):
return MockPort(config_expectations[options.configuration])
return mock_get
class TestGetHostPortObject(unittest.TestCase):
def assert_result(self, release_present, debug_present, valid_port_obj):
# Tests whether we get a valid port object returned when we claim
# that Image diff is (or isn't) present in the two configs.
port.get = get_mock_get({'Release': release_present,
'Debug': debug_present})
options = mocktool.MockOptions(configuration=None,
html_directory=None)
port_obj = rebaseline_chromium_webkit_tests.get_host_port_object(
options)
if valid_port_obj:
self.assertNotEqual(port_obj, None)
else:
self.assertEqual(port_obj, None)
def test_get_host_port_object(self):
# Save the normal port.get() function for future testing.
old_get = port.get
# Test whether we get a valid port object back for the four
# possible cases of having ImageDiffs built. It should work when
# there is at least one binary present.
self.assert_result(False, False, False)
self.assert_result(True, False, True)
self.assert_result(False, True, True)
self.assert_result(True, True, True)
# Restore the normal port.get() function.
port.get = old_get
class TestRebaseliner(unittest.TestCase):
def make_rebaseliner(self):
options = mocktool.MockOptions(configuration=None,
html_directory=None)
filesystem = filesystem_mock.MockFileSystem()
host_port_obj = port.get('test', options, filesystem=filesystem)
target_options = options
target_port_obj = port.get('test', target_options, filesystem=filesystem)
platform = 'test'
return rebaseline_chromium_webkit_tests.Rebaseliner(
host_port_obj, target_port_obj, platform, options)
def test_parse_options(self):
(options, target_options) = rebaseline_chromium_webkit_tests.parse_options([])
self.assertTrue(target_options.chromium)
self.assertEqual(options.tolerance, 0)
(options, target_options) = rebaseline_chromium_webkit_tests.parse_options(['--target-platform', 'qt'])
self.assertFalse(hasattr(target_options, 'chromium'))
self.assertEqual(options.tolerance, 0)
def test_noop(self):
# this method tests that was can at least instantiate an object, even
# if there is nothing to do.
rebaseliner = self.make_rebaseliner()
self.assertNotEqual(rebaseliner, None)
def test_diff_baselines_txt(self):
rebaseliner = self.make_rebaseliner()
output = rebaseliner._port.expected_text(
rebaseliner._port._filesystem.join(rebaseliner._port.layout_tests_dir(),
'passes/text.html'))
self.assertFalse(rebaseliner._diff_baselines(output, output,
is_image=False))
def test_diff_baselines_png(self):
rebaseliner = self.make_rebaseliner()
image = rebaseliner._port.expected_image(
rebaseliner._port._filesystem.join(rebaseliner._port.layout_tests_dir(),
'passes/image.html'))
self.assertFalse(rebaseliner._diff_baselines(image, image,
is_image=True))
class TestHtmlGenerator(unittest.TestCase):
def make_generator(self, files, tests):
options = mocktool.MockOptions(configuration=None, html_directory='/tmp')
host_port = port.get('test', options, filesystem=filesystem_mock.MockFileSystem(files))
generator = rebaseline_chromium_webkit_tests.HtmlGenerator(
host_port,
target_port=None,
options=options,
platforms=['mac'],
rebaselining_tests=tests)
return generator, host_port
def test_generate_baseline_links(self):
files = {
"/tmp/foo-expected-mac-old.txt": "",
"/tmp/foo-expected-mac-new.txt": "",
"/tmp/foo-expected-mac-diff.txt": "",
}
tests = ["foo.txt"]
generator, host_port = self.make_generator(files, tests)
links = generator._generate_baseline_links("foo", ".txt", "mac")
expected_links = '<td align=center><a href="file:///tmp/foo-expected-mac-old.txt">foo-expected.txt</a></td><td align=center><a href="file:///tmp/foo-expected-mac-new.txt">foo-expected.txt</a></td><td align=center><a href="file:///tmp/foo-expected-mac-diff.txt">Diff</a></td>'
self.assertEqual(links, expected_links)
if __name__ == '__main__':
unittest.main()
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