skia2/tools/tests/render_pictures_test.py
commit-bot@chromium.org 11f156201a add unittest for render_pictures binary
Once committed, this will be run as part of RunToolSelfTests on http://108.170.217.252:10117/builders/Housekeeper-PerCommit .

BUG=skia:1943
R=rmistry@google.com

Author: epoger@google.com

Review URL: https://codereview.chromium.org/124253002

git-svn-id: http://skia.googlecode.com/svn/trunk@12941 2bbb7eff-a529-9590-31e7-b0007b416f81
2014-01-07 17:03:40 +00:00

132 lines
4.4 KiB
Python
Executable File

#!/usr/bin/python
"""
Copyright 2014 Google Inc.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
Test the render_pictures binary.
TODO(epoger): Combine with overlapping tools/test_rendering.py and
tools/test_pictures.py .
See https://code.google.com/p/skia/issues/detail?id=1943#c2
"""
# System-level imports
import json
import os
import shutil
import tempfile
# Imports from within Skia
import base_unittest
class RenderPicturesTest(base_unittest.TestCase):
def setUp(self):
self._temp_dir = tempfile.mkdtemp()
def tearDown(self):
shutil.rmtree(self._temp_dir)
def test_tiled_whole_image_no_comparison(self):
"""Run render_pictures with tiles and --writeWholeImage flag."""
input_skp_path = os.path.join(self._temp_dir, 'input.skp')
output_json_path = os.path.join(self._temp_dir, 'output.json')
self._run_skpmaker(['--writePath', input_skp_path])
self._run_render_pictures(['-r', input_skp_path,
'--bbh', 'grid', '256', '256',
'--mode', 'tile', '256', '256',
'--writeJsonSummaryPath', output_json_path,
'--writeWholeImage'])
expected_summary_dict = {
"actual-results" : {
"no-comparison" : {
"input.png" : [ "bitmap-64bitMD5", 12793741875005523433 ]
}
}
}
self._assert_json_contents(output_json_path, expected_summary_dict)
def test_tiled_no_comparison(self):
"""Generate individual tiles.
TODO(epoger): The results of this test are currently broken!
The summary should contain a list of tiles, but for some reason, it is
empty."""
input_skp_path = os.path.join(self._temp_dir, 'input.skp')
output_json_path = os.path.join(self._temp_dir, 'output.json')
self._run_skpmaker(['--writePath', input_skp_path])
self._run_render_pictures(['-r', input_skp_path,
'--bbh', 'grid', '256', '256',
'--mode', 'tile', '256', '256',
'--writeJsonSummaryPath', output_json_path])
expected_summary_dict = {
"actual-results" : {
"no-comparison" : None
}
}
self._assert_json_contents(output_json_path, expected_summary_dict)
def test_untiled_no_comparison(self):
"""Run without tiles.
TODO(epoger): The results of this test are currently broken!
The summary should contain a single image, but for some reason, it is
empty."""
input_skp_path = os.path.join(self._temp_dir, 'input.skp')
output_json_path = os.path.join(self._temp_dir, 'output.json')
self._run_skpmaker(['--writePath', input_skp_path])
self._run_render_pictures(['-r', input_skp_path,
'--writeJsonSummaryPath', output_json_path])
expected_summary_dict = {
"actual-results" : {
"no-comparison" : None
}
}
self._assert_json_contents(output_json_path, expected_summary_dict)
def _run_render_pictures(self, args):
binary = self.find_path_to_program('render_pictures')
return self.run_command([binary,
'--clone', '1',
'--config', '8888',
'--validate'
] + args)
def _run_skpmaker(self, args):
binary = self.find_path_to_program('skpmaker')
return self.run_command([binary,
'--red', '255',
'--green', '0',
'--blue', '0',
'--width', '640',
'--height', '400',
] + args)
def _assert_json_contents(self, json_path, expected_dict):
"""Asserts that contents of a JSON file are identical to expected_dict.
Args:
json_path: Path to a JSON file.
expected_dict: Dictionary indicating the expected contents of the JSON
file.
Raises:
AssertionError: contents of the JSON file are not identical to
expected_dict.
"""
file_contents = open(json_path, 'r').read()
actual_dict = json.loads(file_contents)
self.assertEqual(actual_dict, expected_dict)
def main():
base_unittest.main(RenderPicturesTest)
if __name__ == '__main__':
main()