Prune a bunch of webkitpy.

sky/tools/webkitpy/w3c/test_parser.py

-#!/usr/bin/env python
-
-# Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-#
-# 1. Redistributions of source code must retain the above
-#    copyright notice, this list of conditions and the following
-#    disclaimer.
-# 2. 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.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "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 HOLDER 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 logging
-import re
-
-from webkitpy.common.host import Host
-from webkitpy.thirdparty.BeautifulSoup import BeautifulSoup as Parser
-
-
-_log = logging.getLogger(__name__)
-
-
-class TestParser(object):
-
-    def __init__(self, options, filename):
-        self.options = options
-        self.filename = filename
-        self.host = Host()
-        self.filesystem = self.host.filesystem
-
-        self.test_doc = None
-        self.ref_doc = None
-        self.load_file(filename)
-
-    def load_file(self, filename):
-        if self.filesystem.isfile(filename):
-            try:
-                self.test_doc = Parser(self.filesystem.read_binary_file(filename))
-            except:
-                # FIXME: Figure out what to do if we can't parse the file.
-                _log.error("Failed to parse %s", filename)
-                self.test_doc is None
-        else:
-            if self.filesystem.isdir(filename):
-                # FIXME: Figure out what is triggering this and what to do about it.
-                _log.error("Trying to load %s, which is a directory", filename)
-            self.test_doc = None
-        self.ref_doc = None
-
-    def analyze_test(self, test_contents=None, ref_contents=None):
-        """ Analyzes a file to determine if it's a test, what type of test, and what reference or support files it requires. Returns all of the test info """
-
-        test_info = None
-
-        if test_contents is None and self.test_doc is None:
-            return test_info
-
-        if test_contents is not None:
-            self.test_doc = Parser(test_contents)
-
-        if ref_contents is not None:
-            self.ref_doc = Parser(ref_contents)
-
-        # First check if it's a reftest
-
-        matches = self.reference_links_of_type('match') + self.reference_links_of_type('mismatch')
-        if matches:
-            if len(matches) > 1:
-                # FIXME: Is this actually true? We should fix this.
-                _log.warning('Multiple references are not supported. Importing the first ref defined in %s',
-                             self.filesystem.basename(self.filename))
-
-            try:
-                ref_file = self.filesystem.join(self.filesystem.dirname(self.filename), matches[0]['href'])
-            except KeyError as e:
-                # FIXME: Figure out what to do w/ invalid test files.
-                _log.error('%s has a reference link but is missing the "href"', self.filesystem)
-                return None
-
-            if self.ref_doc is None:
-                self.ref_doc = self.load_file(ref_file)
-
-            test_info = {'test': self.filename, 'reference': ref_file}
-
-            # If the ref file path is relative, we need to check it for
-            # relative paths also because when it lands in WebKit, it will be
-            # moved down into the test dir.
-            #
-            # Note: The test files themselves are not checked for support files
-            # outside their directories as the convention in the CSSWG is to
-            # put all support files in the same dir or subdir as the test.
-            #
-            # All non-test files in the test's directory tree are normally
-            # copied as part of the import as they are assumed to be required
-            # support files.
-            #
-            # *But*, there is exactly one case in the entire css2.1 suite where
-            # a test depends on a file that lives in a different directory,
-            # which depends on another file that lives outside of its
-            # directory. This code covers that case :)
-            if matches[0]['href'].startswith('..'):
-                support_files = self.support_files(self.ref_doc)
-                test_info['refsupport'] = support_files
-
-        elif self.is_jstest():
-            test_info = {'test': self.filename, 'jstest': True}
-        elif self.options['all'] is True and not('-ref' in self.filename) and not('reference' in self.filename):
-            test_info = {'test': self.filename}
-
-        return test_info
-
-    def reference_links_of_type(self, reftest_type):
-        return self.test_doc.findAll(rel=reftest_type)
-
-    def is_jstest(self):
-        """Returns whether the file appears to be a jstest, by searching for usage of W3C-style testharness paths."""
-        return bool(self.test_doc.find(src=re.compile('[\'\"/]?/resources/testharness')))
-
-    def support_files(self, doc):
-        """ Searches the file for all paths specified in url()'s, href or src attributes."""
-        support_files = []
-
-        if doc is None:
-            return support_files
-
-        elements_with_src_attributes = doc.findAll(src=re.compile('.*'))
-        elements_with_href_attributes = doc.findAll(href=re.compile('.*'))
-
-        url_pattern = re.compile('url\(.*\)')
-        urls = []
-        for url in doc.findAll(text=url_pattern):
-            url = re.search(url_pattern, url)
-            url = re.sub('url\([\'\"]?', '', url.group(0))
-            url = re.sub('[\'\"]?\)', '', url)
-            urls.append(url)
-
-        src_paths = [src_tag['src'] for src_tag in elements_with_src_attributes]
-        href_paths = [href_tag['href'] for href_tag in elements_with_href_attributes]
-
-        paths = src_paths + href_paths + urls
-        for path in paths:
-            if not(path.startswith('http:')) and not(path.startswith('mailto:')):
-                support_files.append(path)
-
-        return support_files