11f156201a
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
86 lines
2.8 KiB
Python
Executable File
86 lines
2.8 KiB
Python
Executable File
#!/usr/bin/python
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"""
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Copyright 2014 Google Inc.
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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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A wrapper around the standard Python unittest library, adding features we need
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for various unittests within this directory.
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"""
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import os
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import subprocess
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import unittest
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class TestCase(unittest.TestCase):
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def shortDescription(self):
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"""Tell unittest framework to not print docstrings for test cases."""
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return None
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def run_command(self, args):
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"""Runs a program from the command line and returns stdout.
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Args:
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args: Command line to run, as a list of string parameters. args[0] is the
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binary to run.
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Returns:
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stdout from the program, as a single string.
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Raises:
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Exception: the program exited with a nonzero return code.
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"""
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proc = subprocess.Popen(args,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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(stdout, stderr) = proc.communicate()
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if proc.returncode is not 0:
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raise Exception('command "%s" failed: %s' % (args, stderr))
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return stdout
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def find_path_to_program(self, program):
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"""Returns path to an existing program binary.
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Args:
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program: Basename of the program to find (e.g., 'render_pictures').
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Returns:
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Absolute path to the program binary, as a string.
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Raises:
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Exception: unable to find the program binary.
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"""
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trunk_path = os.path.abspath(os.path.join(os.path.dirname(__file__),
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os.pardir, os.pardir))
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possible_paths = [os.path.join(trunk_path, 'out', 'Release', program),
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os.path.join(trunk_path, 'out', 'Debug', program),
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os.path.join(trunk_path, 'out', 'Release',
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program + '.exe'),
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os.path.join(trunk_path, 'out', 'Debug',
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program + '.exe')]
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for try_path in possible_paths:
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if os.path.isfile(try_path):
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return try_path
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raise Exception('cannot find %s in paths %s; maybe you need to '
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'build %s?' % (program, possible_paths, program))
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def main(test_case_class):
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"""Run the unit tests within the given class.
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Raises an Exception if any of those tests fail (in case we are running in the
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context of run_all.py, which depends on that Exception to signal failures).
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TODO(epoger): Make all of our unit tests use the Python unittest framework,
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so we can leverage its ability to run *all* the tests and report failures at
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the end.
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"""
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suite = unittest.TestLoader().loadTestsFromTestCase(test_case_class)
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results = unittest.TextTestRunner(verbosity=2).run(suite)
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if not results.wasSuccessful():
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raise Exception('failed unittest %s' % test_case_class)
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