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authordsinclair <dsinclair@chromium.org>2016-04-25 09:46:17 -0700
committerCommit bot <commit-bot@chromium.org>2016-04-25 09:46:17 -0700
commit2a8a20cde4c8e2294f6868bb097fe450960a709f (patch)
tree98e1970983256838be95212db0e8fafeab4272ce /testing/tools/test_runner.py
parent39075a4f020a042969b3b89f17c4d4472bb74632 (diff)
downloadpdfium-2a8a20cde4c8e2294f6868bb097fe450960a709f.tar.xz
Combine the javascript and pixel test runners.
These runners are very similar in their implementation. Combine them into a single test runner. Corpus will, hopefully, be combined into this test runner in the future. Review URL: https://codereview.chromium.org/1906803005
Diffstat (limited to 'testing/tools/test_runner.py')
-rw-r--r--testing/tools/test_runner.py186
1 files changed, 186 insertions, 0 deletions
diff --git a/testing/tools/test_runner.py b/testing/tools/test_runner.py
new file mode 100644
index 0000000000..6bd2d72474
--- /dev/null
+++ b/testing/tools/test_runner.py
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+#!/usr/bin/env python
+# Copyright 2016 The PDFium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import optparse
+import os
+import re
+import subprocess
+import sys
+
+import common
+import pngdiffer
+import suppressor
+
+# Nomenclature:
+# x_root - "x"
+# x_filename - "x.ext"
+# x_path - "path/to/a/b/c/x.ext"
+# c_dir - "path/to/a/b/c"
+
+class TestRunner:
+ def __init__(self, dirname):
+ self.test_dir = dirname
+
+ def GenerateAndTest(self, input_filename, source_dir):
+ input_root, _ = os.path.splitext(input_filename)
+ expected_txt_path = os.path.join(source_dir, input_root + '_expected.txt')
+
+ pdf_path = os.path.join(self.working_dir, input_root + '.pdf')
+
+ # Remove any existing generated images from previous runs.
+ actual_images = self.image_differ.GetActualFiles(input_filename, source_dir,
+ self.working_dir)
+ for image in actual_images:
+ if os.path.exists(image):
+ os.remove(image)
+
+ sys.stdout.flush()
+
+ raised_exception = self.Generate(source_dir, input_filename, input_root,
+ pdf_path)
+
+ if raised_exception != None:
+ print "FAILURE: " + input_filename + "; " + str(raised_exception)
+ return False
+
+ if os.path.exists(expected_txt_path):
+ raised_exception = self.TestText(input_root, expected_txt_path, pdf_path)
+ else:
+ raised_exception = self.TestPixel(input_root, pdf_path)
+
+ if raised_exception != None:
+ print "FAILURE: " + input_filename + "; " + str(raised_exception)
+ return False
+
+ if len(actual_images):
+ if self.image_differ.HasDifferences(input_filename, source_dir,
+ self.working_dir):
+ return False
+
+ return True
+
+ def Generate(self, source_dir, input_filename, input_root, pdf_path):
+ original_path = os.path.join(source_dir, input_filename)
+ input_path = os.path.join(source_dir, input_root + '.in')
+
+ if not os.path.exists(input_path):
+ if os.path.exists(original_path):
+ shutil.copyfile(original_path, pdf_path)
+ return None
+
+ sys.stdout.flush()
+ return common.RunCommand(
+ [sys.executable, self.fixup_path, '--output-dir=' + self.working_dir,
+ input_path])
+
+
+ def TestText(self, input_root, expected_txt_path, pdf_path):
+ txt_path = os.path.join(self.working_dir, input_root + '.txt')
+
+ with open(txt_path, 'w') as outfile:
+ # add Dr. Memory wrapper if exist
+ cmd_to_run = common.DrMemoryWrapper(self.drmem_wrapper, input_root)
+ cmd_to_run.extend([self.pdfium_test_path, pdf_path])
+ subprocess.check_call(cmd_to_run, stdout=outfile)
+
+ cmd = [sys.executable, self.text_diff_path, expected_txt_path, txt_path]
+ return common.RunCommand(cmd)
+
+
+ def TestPixel(self, input_root, pdf_path):
+ cmd_to_run = common.DrMemoryWrapper(self.drmem_wrapper, input_root)
+ cmd_to_run.extend([self.pdfium_test_path, '--png', pdf_path])
+ return common.RunCommand(cmd_to_run)
+
+
+ def HandleResult(self, input_filename, input_path, result):
+ if self.test_suppressor.IsResultSuppressed(input_filename):
+ if result:
+ self.surprises.append(input_path)
+ else:
+ if not result:
+ self.failures.append(input_path)
+
+
+ def Run(self):
+ 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=1,
+ dest='num_workers', type='int',
+ help='run NUM_WORKERS jobs in parallel')
+ parser.add_option('--wrapper', default='', dest="wrapper",
+ help='wrapper for running test under Dr. Memory')
+ options, args = parser.parse_args()
+
+ finder = common.DirectoryFinder(options.build_dir)
+ self.fixup_path = finder.ScriptPath('fixup_pdf_template.py')
+ self.text_diff_path = finder.ScriptPath('text_diff.py')
+
+ self.drmem_wrapper = options.wrapper
+
+ self.source_dir = finder.TestingDir()
+ self.pdfium_test_path = finder.ExecutablePath('pdfium_test')
+ if not os.path.exists(self.pdfium_test_path):
+ print "FAILURE: Can't find test executable '%s'" % self.pdfium_test_path
+ print "Use --build-dir to specify its location."
+ return 1
+
+ self.working_dir = finder.WorkingDir(os.path.join('testing', self.test_dir))
+ if not os.path.exists(self.working_dir):
+ os.makedirs(self.working_dir)
+
+ self.feature_string = subprocess.check_output([self.pdfium_test_path,
+ '--show-config'])
+ self.test_suppressor = suppressor.Suppressor(finder, self.feature_string)
+ self.image_differ = pngdiffer.PNGDiffer(finder)
+
+ test_dir = finder.TestingDir(os.path.join('resources', self.test_dir))
+ walk_from_dir = finder.TestingDir(test_dir);
+
+ test_cases = []
+ input_file_re = re.compile('^[a-zA-Z0-9_.]+[.](in|pdf)$')
+ if len(args):
+ for file_name in args:
+ file_name.replace(".pdf", ".in")
+ 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 file_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(file_dir, input_filename)
+ if not self.test_suppressor.IsExecutionSuppressed(input_path):
+ if os.path.isfile(input_path):
+ test_cases.append((input_filename, file_dir))
+
+ self.failures = []
+ self.surprises = []
+
+ for test_case in test_cases:
+ input_filename, input_file_dir = test_case
+ result = self.GenerateAndTest(input_filename, input_file_dir)
+ self.HandleResult(input_filename,
+ os.path.join(input_file_dir, input_filename), result)
+
+ if self.surprises:
+ self.surprises.sort()
+ print '\n\nUnexpected Successes:'
+ for surprise in self.surprises:
+ print surprise;
+
+ if self.failures:
+ self.failures.sort()
+ print '\n\nSummary of Failures:'
+ for failure in self.failures:
+ print failure
+ return 1
+
+ return 0