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#!/usr/bin/python
# Copyright (C) 2011 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:
# 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 APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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.
#
import os
import os.path
import shutil
import subprocess
import sys
import tempfile
from webkitpy.common.checkout.scm.detection import detect_scm_system
from webkitpy.common.system.executive import ScriptError
class BindingsTests:
def __init__(self, reset_results, generators, executive):
self.reset_results = reset_results
self.generators = generators
self.executive = executive
def generate_from_idl(self, generator, idl_file, output_directory, supplemental_dependency_file):
cmd = ['perl', '-w',
'-IWebCore/bindings/scripts',
'WebCore/bindings/scripts/generate-bindings.pl',
# idl include directories (path relative to generate-bindings.pl)
'--include', '.',
'--defines', 'TESTING_%s' % generator,
'--generator', generator,
'--outputDir', output_directory,
'--supplementalDependencyFile', supplemental_dependency_file,
idl_file]
exit_code = 0
try:
output = self.executive.run_command(cmd)
if output:
print output
except ScriptError, e:
print e.output
exit_code = e.exit_code
return exit_code
def generate_supplemental_dependency(self, input_directory, supplemental_dependency_file):
idl_files_list = tempfile.mkstemp()
for input_file in os.listdir(input_directory):
(name, extension) = os.path.splitext(input_file)
if extension != '.idl':
continue
os.write(idl_files_list[0], os.path.join(input_directory, input_file) + "\n")
os.close(idl_files_list[0])
cmd = ['perl', '-w',
'-IWebCore/bindings/scripts',
'WebCore/bindings/scripts/preprocess-idls.pl',
'--idlFilesList', idl_files_list[1],
'--defines', '',
'--supplementalDependencyFile', supplemental_dependency_file,
'--idlAttributesFile', 'WebCore/bindings/scripts/IDLAttributes.txt']
exit_code = 0
try:
output = self.executive.run_command(cmd)
if output:
print output
except ScriptError, e:
print e.output
exit_code = e.exit_code
os.remove(idl_files_list[1])
return exit_code
def detect_changes(self, generator, work_directory, reference_directory):
changes_found = False
for output_file in os.listdir(work_directory):
cmd = ['diff',
'-u',
'-N',
os.path.join(reference_directory, output_file),
os.path.join(work_directory, output_file)]
exit_code = 0
try:
output = self.executive.run_command(cmd)
except ScriptError, e:
output = e.output
exit_code = e.exit_code
if exit_code or output:
print 'FAIL: (%s) %s' % (generator, output_file)
print output
changes_found = True
else:
print 'PASS: (%s) %s' % (generator, output_file)
return changes_found
def run_tests(self, generator, input_directory, reference_directory, supplemental_dependency_file):
work_directory = reference_directory
passed = True
for input_file in os.listdir(input_directory):
(name, extension) = os.path.splitext(input_file)
if extension != '.idl':
continue
# Generate output into the work directory (either the given one or a
# temp one if not reset_results is performed)
if not self.reset_results:
work_directory = tempfile.mkdtemp()
if self.generate_from_idl(generator,
os.path.join(input_directory, input_file),
work_directory,
supplemental_dependency_file):
passed = False
if self.reset_results:
print "Reset results: (%s) %s" % (generator, input_file)
continue
# Detect changes
if self.detect_changes(generator, work_directory, reference_directory):
passed = False
shutil.rmtree(work_directory)
return passed
def main(self):
current_scm = detect_scm_system(os.curdir)
os.chdir(os.path.join(current_scm.checkout_root, 'Source'))
all_tests_passed = True
input_directory = os.path.join('WebCore', 'bindings', 'scripts', 'test')
supplemental_dependency_file = tempfile.mkstemp()[1]
if self.generate_supplemental_dependency(input_directory, supplemental_dependency_file):
print 'Failed to generate a supplemental dependency file.'
os.remove(supplemental_dependency_file)
return -1
for generator in self.generators:
input_directory = os.path.join('WebCore', 'bindings', 'scripts', 'test')
reference_directory = os.path.join('WebCore', 'bindings', 'scripts', 'test', generator)
if not self.run_tests(generator, input_directory, reference_directory, supplemental_dependency_file):
all_tests_passed = False
os.remove(supplemental_dependency_file)
print ''
if all_tests_passed:
print 'All tests PASS!'
return 0
else:
print 'Some tests FAIL! (To update the reference files, execute "run-bindings-tests --reset-results")'
return -1
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