diff options
Diffstat (limited to 'testing/tools/run_corpus_tests.py')
| -rwxr-xr-x | testing/tools/run_corpus_tests.py | 158 |
1 files changed, 155 insertions, 3 deletions
diff --git a/testing/tools/run_corpus_tests.py b/testing/tools/run_corpus_tests.py index dd81a2736d..29f23b504a 100755 --- a/testing/tools/run_corpus_tests.py +++ b/testing/tools/run_corpus_tests.py @@ -3,13 +3,165 @@ # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. +import cStringIO +import functools +import multiprocessing +import optparse +import os +import re +import shutil +import subprocess import sys -import test_runner +import common +import pngdiffer +import suppressor + +class KeyboardInterruptError(Exception): pass + +# Nomenclature: +# x_root - "x" +# x_filename - "x.ext" +# x_path - "path/to/a/b/c/x.ext" +# c_dir - "path/to/a/b/c" + +def test_one_file(input_filename, source_dir, working_dir, + pdfium_test_path, image_differ, redirect_output=False): + input_path = os.path.join(source_dir, input_filename) + pdf_path = os.path.join(working_dir, input_filename) + + # Remove any existing generated images from previous runs. + actual_images = image_differ.GetActualFiles( + input_filename, source_dir, working_dir) + for image in actual_images: + if os.path.exists(image): + os.remove(image) + + shutil.copyfile(input_path, pdf_path) + sys.stdout.flush() + error = common.RunCommand([pdfium_test_path, '--png', pdf_path], + redirect_output) + if error: + print "FAILURE: " + input_filename + "; " + str(error) + return False + return not image_differ.HasDifferences(input_filename, source_dir, + working_dir, redirect_output) + + +def test_one_file_parallel(working_dir, pdfium_test_path, image_differ, + test_case): + """Wrapper function to call test_one_file() and redirect output to stdout.""" + try: + old_stdout = sys.stdout + old_stderr = sys.stderr + sys.stdout = cStringIO.StringIO() + sys.stderr = sys.stdout + input_filename, source_dir = test_case + result = test_one_file(input_filename, source_dir, working_dir, + pdfium_test_path, image_differ, True); + output = sys.stdout + sys.stdout = old_stdout + sys.stderr = old_stderr + return (result, output.getvalue(), input_filename, source_dir) + except KeyboardInterrupt: + raise KeyboardInterruptError() + + +def handle_result(test_suppressor, input_filename, input_path, result, + surprises, failures): + if test_suppressor.IsSuppressed(input_filename): + if result: + surprises.append(input_path) + else: + if not result: + failures.append(input_path) + def main(): - runner = test_runner.TestRunner('corpus') - return runner.Run() + parser = optparse.OptionParser() + parser.add_option('--build-dir', default=os.path.join('out', 'Debug'), + help='relative path from the base source directory') + parser.add_option('-j', default=multiprocessing.cpu_count(), + dest='num_workers', type='int', + help='run NUM_WORKERS jobs in parallel') + options, args = parser.parse_args() + finder = common.DirectoryFinder(options.build_dir) + pdfium_test_path = finder.ExecutablePath('pdfium_test') + if not os.path.exists(pdfium_test_path): + print "FAILURE: Can't find test executable '%s'" % pdfium_test_path + print "Use --build-dir to specify its location." + return 1 + working_dir = finder.WorkingDir(os.path.join('testing', 'corpus')) + if not os.path.exists(working_dir): + os.makedirs(working_dir) + + test_suppressor = suppressor.Suppressor(finder) + image_differ = pngdiffer.PNGDiffer(finder) + + # test files are under .../pdfium/testing/corpus. + failures = [] + surprises = [] + walk_from_dir = finder.TestingDir('corpus'); + input_file_re = re.compile('^[a-zA-Z0-9_.]+[.]pdf$') + test_cases = [] + + if len(args): + for file_name in args: + input_path = os.path.join(walk_from_dir, file_name) + if not os.path.isfile(input_path): + print "Can't find test file '%s'" % file_name + return 1 + + test_cases.append((os.path.basename(input_path), + os.path.dirname(input_path))) + else: + for source_dir, _, filename_list in os.walk(walk_from_dir): + for input_filename in filename_list: + if input_file_re.match(input_filename): + input_path = os.path.join(source_dir, input_filename) + if os.path.isfile(input_path): + test_cases.append((input_filename, source_dir)) + + if options.num_workers > 1 and len(test_cases) > 1: + try: + pool = multiprocessing.Pool(options.num_workers) + worker_func = functools.partial(test_one_file_parallel, working_dir, + pdfium_test_path, image_differ) + worker_results = pool.imap(worker_func, test_cases) + for worker_result in worker_results: + result, output, input_filename, source_dir = worker_result + input_path = os.path.join(source_dir, input_filename) + sys.stdout.write(output) + handle_result(test_suppressor, input_filename, input_path, result, + surprises, failures) + pool.close() + except KeyboardInterrupt: + pool.terminate() + finally: + pool.join() + else: + for test_case in test_cases: + input_filename, source_dir = test_case + result = test_one_file(input_filename, source_dir, working_dir, + pdfium_test_path, image_differ) + handle_result(test_suppressor, input_filename, input_path, result, + surprises, failures) + + if surprises: + surprises.sort() + print '\n\nUnexpected Successes:' + for surprise in surprises: + print surprise; + + if failures: + failures.sort() + print '\n\nSummary of Failures:' + for failure in failures: + print failure + return 1 + + return 0 + if __name__ == '__main__': sys.exit(main()) |