c7e1873c85
git-svn-id: http://skia.googlecode.com/svn/trunk@9647 2bbb7eff-a529-9590-31e7-b0007b416f81
78 lines
2.8 KiB
Python
Executable File
78 lines
2.8 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2013 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# Self-test for skimage.
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import filecmp
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import os
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import subprocess
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import sys
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class BinaryNotFoundException(Exception):
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def __str__ (self):
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return ("Could not find binary!\n"
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"Did you forget to build the tools project?\n"
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"Self tests failed")
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# Find a path to the binary to use. Iterates through a list of possible
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# locations the binary may be.
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def PickBinaryPath(base_dir):
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POSSIBLE_BINARY_PATHS = [
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'out/Debug/skimage',
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'out/Release/skimage',
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'xcodebuild/Debug/skimage',
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'xcodebuild/Release/skimage',
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]
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for binary in POSSIBLE_BINARY_PATHS:
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binary_full_path = os.path.join(base_dir, binary)
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if (os.path.exists(binary_full_path)):
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return binary_full_path
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raise BinaryNotFoundException
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# Quit early if two files have different content.
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def DieIfFilesMismatch(expected, actual):
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if not filecmp.cmp(expected, actual):
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print 'Error: file mismatch! expected=%s , actual=%s' % (
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expected, actual)
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exit(1)
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def main():
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# Use the directory of this file as the out directory
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file_dir = os.path.abspath(os.path.dirname(__file__))
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trunk_dir = os.path.normpath(os.path.join(file_dir, os.pardir, os.pardir))
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# Find the binary
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skimage_binary = PickBinaryPath(trunk_dir)
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print "Running " + skimage_binary
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# Generate an expectations file from known images.
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images_dir = os.path.join(file_dir, "skimage", "input",
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"images-with-known-hashes")
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expectations_path = os.path.join(file_dir, "skimage", "output-actual",
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"create-expectations", "expectations.json")
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subprocess.check_call([skimage_binary, "--readPath", images_dir,
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"--createExpectationsPath", expectations_path])
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# Make sure the expectations file was generated correctly.
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golden_expectations = os.path.join(file_dir, "skimage", "output-expected",
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"create-expectations",
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"expectations.json")
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DieIfFilesMismatch(expected=golden_expectations, actual=expectations_path)
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# Tell skimage to read back the expectations file it just wrote, and
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# confirm that the images in images_dir match it.
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subprocess.check_call([skimage_binary, "--readPath", images_dir,
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"--readExpectationsPath", expectations_path])
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# TODO(scroggo): Add a test that compares expectations and image files that
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# are known to NOT match, and make sure it returns an error.
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# Done with all tests.
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print "Self tests succeeded!"
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if __name__ == "__main__":
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main()
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