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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:
# 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.
#
# This script generates h and cpp file for TestObj.idl using the V8 code
# generator. Please execute the script whenever changes are made to
# CodeGeneratorV8.pm, and submit the changes in V8TestObj.h/cpp in the same
# patch. This makes it easier to track and review changes in generated code.
# To execute, invoke: 'python run_tests.py'
import os
import os.path
import subprocess
import sys
import tempfile
from webkitpy.common.checkout import scm
def generate_from_idl(generator, idl_file, output_directory):
cmd = ['perl', '-w',
'-ISource/WebCore/bindings/scripts',
'Source/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,
idl_file]
return subprocess.call(cmd) == 0
def detect_changes(work_directory, reference_directory):
changes_found = False
for output_file in os.listdir(work_directory):
print 'Detecting changes in %s...' % output_file
cmd = ['diff',
'-u',
os.path.join(reference_directory, output_file),
os.path.join(work_directory, output_file)]
if subprocess.call(cmd) != 0:
print 'Detected changes in %s (see above)' % output_file
changes_found = True
else:
print 'No changes found.'
return changes_found
def run_tests(generator, input_directory, reference_directory, reset_results):
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
print 'Testing the %s generator on %s' % (generator, input_file)
# Generate output into the work directory (either the given one or a
# temp one if not reset_results is performed)
if not reset_results:
work_directory = tempfile.mkdtemp()
if not generate_from_idl(generator, os.path.join(input_directory,
input_file),
work_directory):
passed = False
if reset_results:
print "Overwrote reference files"
continue
# Detect changes
if detect_changes(work_directory, reference_directory):
passed = False
if not passed:
print '%s generator failed.' % generator
return passed
def main(argv):
"""Runs WebCore bindings code generators on test IDL files and compares
the results with reference files.
Options:
--reset-results: Overwrites the reference files with the generated results.
"""
reset_results = "--reset-results" in argv
current_scm = scm.detect_scm_system(os.curdir)
os.chdir(current_scm.checkout_root)
all_tests_passed = True
generators = [
'JS',
'V8',
'ObjC',
'GObject',
'CPP'
]
for generator in generators:
input_directory = os.path.join('Source', 'WebCore', 'bindings', 'scripts', 'test')
reference_directory = os.path.join('Source', 'WebCore', 'bindings', 'scripts', 'test', generator)
if not run_tests(generator, input_directory, reference_directory, reset_results):
all_tests_passed = False
if all_tests_passed:
print 'All tests passed!'
return 0
else:
print '(To update the reference files, execute "run-bindings-tests --reset-results")'
return -1
if __name__ == '__main__':
sys.exit(main(sys.argv))
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