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generate-test-wrappers
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#!/usr/bin/env python
# Copyright (c) 2013 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.
#
# Used for generating LayoutTest-compatible html files to run html5lib *.dat files.
import os
import glob
class WrapperGenerator(object):
INPUT_DIRECTORY = "resources"
INPUT_SUFFIX = ".dat"
OUTPUT_DIRECTORY = "generated"
HARNESS_PREFIX = "run-"
HARNESS_SUFFIX = ".html"
EXPECTAION_SUFFIX = "-expected.txt"
HARNESS_TYPES = ("write", "data")
HARNESS_TEMPLATE = """<!DOCTYPE html>
<script>
var test_files = [ '%(test_path)s' ]
</script>
<script src="../../resources/dump-as-markup.js"></script>
%(extra_content)s
<script src="../resources/runner.js"></script>
"""
def _files_in_directory_with_suffix(self, directory, suffix):
return glob.glob(os.path.join(directory, '*' + suffix))
def _last_path_component_removing_suffix(self, path, suffix):
return os.path.split(path)[-1][:-len(suffix)]
def _remove_harness_prefix(self, name):
assert(name.startswith(self.HARNESS_PREFIX))
return name[len(self.HARNESS_PREFIX):]
def _remove_harness_type(self, name):
parts = name.split('-')
assert(parts[-1] in self.HARNESS_TYPES)
return "-".join(parts[:-1])
def _test_name_from_harness_name(self, name):
name = self._remove_harness_prefix(name)
return self._remove_harness_type(name)
def _remove_stale_tests(self, test_names):
for path in self._files_in_directory_with_suffix(self.OUTPUT_DIRECTORY, self.HARNESS_SUFFIX):
name = self._last_path_component_removing_suffix(path, self.HARNESS_SUFFIX)
name = self._test_name_from_harness_name(name)
if name not in test_names:
print("Removing %s, %s no longer exists." % (path, self._input_path(name)))
os.remove(path)
for path in self._files_in_directory_with_suffix(self.OUTPUT_DIRECTORY, self.EXPECTAION_SUFFIX):
name = self._last_path_component_removing_suffix(path, self.EXPECTAION_SUFFIX)
name = self._test_name_from_harness_name(name)
if name not in test_names:
print("Removing %s, %s no longer exists." % (path, self._input_path(name)))
os.remove(path)
def _input_path(self, test_name):
return os.path.join(self.INPUT_DIRECTORY, test_name + self.INPUT_SUFFIX)
def _harness_path(self, test_name, use_write):
harness_path = os.path.join(self.OUTPUT_DIRECTORY, self.HARNESS_PREFIX + test_name)
if use_write:
harness_path += "-write"
else:
harness_path += "-data"
return harness_path + self.HARNESS_SUFFIX
def _harness_content(self, test_name, use_write):
extra_content = ""
if not use_write:
extra_content = "<script>window.forceDataURLs = true;</script>";
return self.HARNESS_TEMPLATE % {
# FIXME: .. should be relative to the number of components in OUTPUT_DIRECTORY
'test_path': os.path.join('..', self._input_path(test_name)),
'extra_content': extra_content,
}
def _write_harness(self, test_name, use_write):
harness_file = open(self._harness_path(test_name, use_write), "w")
harness_file.write(self._harness_content(test_name, use_write))
def main(self):
test_names = [self._last_path_component_removing_suffix(path, self.INPUT_SUFFIX) for path in self._files_in_directory_with_suffix(self.INPUT_DIRECTORY, self.INPUT_SUFFIX)]
self._remove_stale_tests(test_names)
for name in test_names:
self._write_harness(name, True)
self._write_harness(name, False)
if __name__ == "__main__":
WrapperGenerator().main()