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-rwxr-xr-xtesting/tools/pngdiffer.py92
-rw-r--r--testing/tools/test_runner.py32
2 files changed, 83 insertions, 41 deletions
diff --git a/testing/tools/pngdiffer.py b/testing/tools/pngdiffer.py
index a1533b8329..95acb198a6 100755
--- a/testing/tools/pngdiffer.py
+++ b/testing/tools/pngdiffer.py
@@ -4,32 +4,26 @@
# found in the LICENSE file.
import os
+import shutil
import sys
import common
class PNGDiffer():
- ACTUAL_TEMPLATE = '.pdf.%d.png'
- EXPECTED_TEMPLATE = '_expected' + ACTUAL_TEMPLATE
- PLATFORM_EXPECTED_TEMPLATE = '_expected_%s' + ACTUAL_TEMPLATE
-
def __init__(self, finder):
self.pdfium_diff_path = finder.ExecutablePath('pdfium_diff')
self.os_name = finder.os_name
def GetActualFiles(self, input_filename, source_dir, working_dir):
actual_paths = []
- template_paths = self._GetTemplatePaths(
- input_filename, source_dir, working_dir)
- actual_path_template = template_paths[0];
- expected_path_template = template_paths[1]
- platform_expected_path_template = template_paths[2]
+ path_templates = PathTemplates(input_filename, source_dir, working_dir)
+
i = 0
while True:
- actual_path = actual_path_template % i
- expected_path = expected_path_template % i
- platform_expected_path = (
- platform_expected_path_template % (self.os_name, i))
+ actual_path = path_templates.GetActualPath(i)
+ expected_path = path_templates.GetExpectedPath(i)
+ platform_expected_path = path_templates.GetPlatformExpectedPath(
+ self.os_name, i)
if os.path.exists(platform_expected_path):
expected_path = platform_expected_path
elif not os.path.exists(expected_path):
@@ -39,19 +33,16 @@ class PNGDiffer():
return actual_paths
def HasDifferences(self, input_filename, source_dir, working_dir):
- template_paths = self._GetTemplatePaths(
- input_filename, source_dir, working_dir)
- actual_path_template = template_paths[0];
- expected_path_template = template_paths[1]
- platform_expected_path_template = template_paths[2]
+ path_templates = PathTemplates(input_filename, source_dir, working_dir)
+
i = 0
while True:
- actual_path = actual_path_template % i
- expected_path = expected_path_template % i
+ actual_path = path_templates.GetActualPath(i)
+ expected_path = path_templates.GetExpectedPath(i)
# PDFium tests should be platform independent. Platform based results are
# used to capture platform dependent implementations.
- platform_expected_path = (
- platform_expected_path_template % (self.os_name, i))
+ platform_expected_path = path_templates.GetPlatformExpectedPath(
+ self.os_name, i)
if (not os.path.exists(expected_path) and
not os.path.exists(platform_expected_path)):
if i == 0:
@@ -75,11 +66,54 @@ class PNGDiffer():
i += 1
return False
- def _GetTemplatePaths(self, input_filename, source_dir, working_dir):
+ def Regenerate(self, input_filename, source_dir, working_dir):
+ path_templates = PathTemplates(input_filename, source_dir, working_dir)
+
+ page = 0
+ while True:
+ # Loop through the generated page images. Stop when there is a page
+ # missing a png, which means the document ended.
+ actual_path = path_templates.GetActualPath(page)
+ if not os.path.isfile(actual_path):
+ break
+
+ platform_expected_path = path_templates.GetPlatformExpectedPath(
+ self.os_name, page)
+
+ # If there is a platform expected png, we will overwrite it. Otherwise,
+ # overwrite the generic png.
+ if os.path.exists(platform_expected_path):
+ expected_path = platform_expected_path
+ else:
+ expected_path = path_templates.GetExpectedPath(page)
+
+ if os.path.exists(expected_path):
+ shutil.copyfile(actual_path, expected_path)
+
+ page += 1
+
+
+ACTUAL_TEMPLATE = '.pdf.%d.png'
+EXPECTED_TEMPLATE = '_expected' + ACTUAL_TEMPLATE
+PLATFORM_EXPECTED_TEMPLATE = '_expected_%s' + ACTUAL_TEMPLATE
+
+
+class PathTemplates(object):
+
+ def __init__(self, input_filename, source_dir, working_dir):
input_root, _ = os.path.splitext(input_filename)
- actual_path = os.path.join(working_dir, input_root + self.ACTUAL_TEMPLATE)
- expected_path = os.path.join(
- source_dir, input_root + self.EXPECTED_TEMPLATE)
- platform_expected_path = os.path.join(
- source_dir, input_root + self.PLATFORM_EXPECTED_TEMPLATE)
- return (actual_path, expected_path, platform_expected_path)
+ self.actual_path_template = os.path.join(working_dir,
+ input_root + ACTUAL_TEMPLATE)
+ self.expected_path = os.path.join(
+ source_dir, input_root + EXPECTED_TEMPLATE)
+ self.platform_expected_path = os.path.join(
+ source_dir, input_root + PLATFORM_EXPECTED_TEMPLATE)
+
+ def GetActualPath(self, page):
+ return self.actual_path_template % page
+
+ def GetExpectedPath(self, page):
+ return self.expected_path % page
+
+ def GetPlatformExpectedPath(self, platform, page):
+ return self.platform_expected_path % (platform, page)
diff --git a/testing/tools/test_runner.py b/testing/tools/test_runner.py
index 86e05636ab..ea8f2b8eaf 100644
--- a/testing/tools/test_runner.py
+++ b/testing/tools/test_runner.py
@@ -81,6 +81,11 @@ class TestRunner:
if actual_images:
if self.image_differ.HasDifferences(input_filename, source_dir,
self.working_dir):
+ if (self.options.regenerate_expected
+ and not self.test_suppressor.IsResultSuppressed(input_filename)
+ and not self.test_suppressor.IsImageDiffSuppressed(input_filename)):
+ self.image_differ.Regenerate(input_filename, source_dir,
+ self.working_dir)
return False, results
else:
if (self.enforce_expected_images
@@ -171,12 +176,15 @@ class TestRunner:
parser.add_option('--gold_ignore_hashes', default='', dest="gold_ignore_hashes",
help='Path to a file with MD5 hashes we wish to ignore.')
+ parser.add_option('--regenerate_expected', action="store_true", dest="regenerate_expected",
+ help='Regenerates expected images.')
+
parser.add_option('--ignore_errors', action="store_true", dest="ignore_errors",
help='Prevents the return value from being non-zero when image comparison fails.')
- options, args = parser.parse_args()
+ self.options, self.args = parser.parse_args()
- finder = common.DirectoryFinder(options.build_dir)
+ finder = common.DirectoryFinder(self.options.build_dir)
self.fixup_path = finder.ScriptPath('fixup_pdf_template.py')
self.text_diff_path = finder.ScriptPath('text_diff.py')
@@ -206,8 +214,8 @@ class TestRunner:
self.test_cases = []
self.execution_suppressed_cases = []
input_file_re = re.compile('^.+[.](in|pdf)$')
- if args:
- for file_name in args:
+ if self.args:
+ for file_name in self.args:
file_name.replace('.pdf', '.in')
input_path = os.path.join(walk_from_dir, file_name)
if not os.path.isfile(input_path):
@@ -233,16 +241,16 @@ class TestRunner:
# Collect Gold results if an output directory was named.
self.gold_results = None
- if options.gold_output_dir:
+ if self.options.gold_output_dir:
self.gold_results = gold.GoldResults('pdfium',
- options.gold_output_dir,
- options.gold_properties,
- options.gold_key,
- options.gold_ignore_hashes)
+ self.options.gold_output_dir,
+ self.options.gold_properties,
+ self.options.gold_key,
+ self.options.gold_ignore_hashes)
- if options.num_workers > 1 and len(self.test_cases) > 1:
+ if self.options.num_workers > 1 and len(self.test_cases) > 1:
try:
- pool = multiprocessing.Pool(options.num_workers)
+ pool = multiprocessing.Pool(self.options.num_workers)
worker_func = functools.partial(TestOneFileParallel, self)
worker_results = pool.imap(worker_func, self.test_cases)
@@ -282,7 +290,7 @@ class TestRunner:
self._PrintSummary()
if self.failures:
- if not options.ignore_errors:
+ if not self.options.ignore_errors:
return 1
return 0