e8d31a0b80
We don't need to have the vim headers in each source files. We can set it in our vimrc file instead. Also if set incorrectly, gate (pep8 check) will catch the mistakes. More discussions: http://lists.openstack.org/pipermail/openstack-dev/2013-October/017353.html Change-Id: I43703e2289212389c7841f44691ae7849ed1f505 Closes-Bug: #1229324
333 lines
12 KiB
Python
Executable File
333 lines
12 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2013, Nebula, Inc.
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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# Colorizer Code is borrowed from Twisted:
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# Copyright (c) 2001-2010 Twisted Matrix Laboratories.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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"""Display a subunit stream through a colorized unittest test runner."""
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import heapq
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import subunit
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import sys
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import unittest
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import testtools
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class _AnsiColorizer(object):
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"""
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A colorizer is an object that loosely wraps around a stream, allowing
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callers to write text to the stream in a particular color.
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Colorizer classes must implement C{supported()} and C{write(text, color)}.
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"""
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_colors = dict(black=30, red=31, green=32, yellow=33,
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blue=34, magenta=35, cyan=36, white=37)
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def __init__(self, stream):
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self.stream = stream
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def supported(cls, stream=sys.stdout):
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"""
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A class method that returns True if the current platform supports
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coloring terminal output using this method. Returns False otherwise.
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"""
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if not stream.isatty():
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return False # auto color only on TTYs
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try:
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import curses
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except ImportError:
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return False
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else:
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try:
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try:
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return curses.tigetnum("colors") > 2
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except curses.error:
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curses.setupterm()
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return curses.tigetnum("colors") > 2
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except Exception:
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# guess false in case of error
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return False
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supported = classmethod(supported)
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def write(self, text, color):
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"""
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Write the given text to the stream in the given color.
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@param text: Text to be written to the stream.
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@param color: A string label for a color. e.g. 'red', 'white'.
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"""
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color = self._colors[color]
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self.stream.write('\x1b[%s;1m%s\x1b[0m' % (color, text))
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class _Win32Colorizer(object):
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"""
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See _AnsiColorizer docstring.
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"""
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def __init__(self, stream):
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import win32console
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red, green, blue, bold = (win32console.FOREGROUND_RED,
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win32console.FOREGROUND_GREEN,
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win32console.FOREGROUND_BLUE,
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win32console.FOREGROUND_INTENSITY)
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self.stream = stream
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self.screenBuffer = win32console.GetStdHandle(
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win32console.STD_OUT_HANDLE)
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self._colors = {'normal': red | green | blue,
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'red': red | bold,
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'green': green | bold,
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'blue': blue | bold,
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'yellow': red | green | bold,
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'magenta': red | blue | bold,
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'cyan': green | blue | bold,
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'white': red | green | blue | bold}
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def supported(cls, stream=sys.stdout):
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try:
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import win32console
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screenBuffer = win32console.GetStdHandle(
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win32console.STD_OUT_HANDLE)
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except ImportError:
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return False
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import pywintypes
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try:
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screenBuffer.SetConsoleTextAttribute(
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win32console.FOREGROUND_RED |
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win32console.FOREGROUND_GREEN |
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win32console.FOREGROUND_BLUE)
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except pywintypes.error:
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return False
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else:
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return True
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supported = classmethod(supported)
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def write(self, text, color):
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color = self._colors[color]
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self.screenBuffer.SetConsoleTextAttribute(color)
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self.stream.write(text)
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self.screenBuffer.SetConsoleTextAttribute(self._colors['normal'])
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class _NullColorizer(object):
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"""
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See _AnsiColorizer docstring.
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"""
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def __init__(self, stream):
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self.stream = stream
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def supported(cls, stream=sys.stdout):
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return True
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supported = classmethod(supported)
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def write(self, text, color):
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self.stream.write(text)
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def get_elapsed_time_color(elapsed_time):
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if elapsed_time > 1.0:
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return 'red'
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elif elapsed_time > 0.25:
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return 'yellow'
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else:
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return 'green'
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class NovaTestResult(testtools.TestResult):
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def __init__(self, stream, descriptions, verbosity):
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super(NovaTestResult, self).__init__()
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self.stream = stream
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self.showAll = verbosity > 1
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self.num_slow_tests = 10
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self.slow_tests = [] # this is a fixed-sized heap
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self.colorizer = None
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# NOTE(vish): reset stdout for the terminal check
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stdout = sys.stdout
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sys.stdout = sys.__stdout__
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for colorizer in [_Win32Colorizer, _AnsiColorizer, _NullColorizer]:
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if colorizer.supported():
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self.colorizer = colorizer(self.stream)
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break
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sys.stdout = stdout
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self.start_time = None
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self.last_time = {}
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self.results = {}
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self.last_written = None
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def _writeElapsedTime(self, elapsed):
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color = get_elapsed_time_color(elapsed)
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self.colorizer.write(" %.2f" % elapsed, color)
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def _addResult(self, test, *args):
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try:
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name = test.id()
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except AttributeError:
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name = 'Unknown.unknown'
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test_class, test_name = name.rsplit('.', 1)
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elapsed = (self._now() - self.start_time).total_seconds()
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item = (elapsed, test_class, test_name)
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if len(self.slow_tests) >= self.num_slow_tests:
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heapq.heappushpop(self.slow_tests, item)
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else:
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heapq.heappush(self.slow_tests, item)
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self.results.setdefault(test_class, [])
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self.results[test_class].append((test_name, elapsed) + args)
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self.last_time[test_class] = self._now()
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self.writeTests()
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def _writeResult(self, test_name, elapsed, long_result, color,
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short_result, success):
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if self.showAll:
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self.stream.write(' %s' % str(test_name).ljust(66))
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self.colorizer.write(long_result, color)
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if success:
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self._writeElapsedTime(elapsed)
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self.stream.writeln()
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else:
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self.colorizer.write(short_result, color)
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def addSuccess(self, test):
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super(NovaTestResult, self).addSuccess(test)
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self._addResult(test, 'OK', 'green', '.', True)
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def addFailure(self, test, err):
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if test.id() == 'process-returncode':
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return
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super(NovaTestResult, self).addFailure(test, err)
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self._addResult(test, 'FAIL', 'red', 'F', False)
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def addError(self, test, err):
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super(NovaTestResult, self).addFailure(test, err)
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self._addResult(test, 'ERROR', 'red', 'E', False)
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def addSkip(self, test, reason=None, details=None):
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super(NovaTestResult, self).addSkip(test, reason, details)
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self._addResult(test, 'SKIP', 'blue', 'S', True)
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def startTest(self, test):
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self.start_time = self._now()
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super(NovaTestResult, self).startTest(test)
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def writeTestCase(self, cls):
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if not self.results.get(cls):
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return
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if cls != self.last_written:
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self.colorizer.write(cls, 'white')
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self.stream.writeln()
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for result in self.results[cls]:
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self._writeResult(*result)
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del self.results[cls]
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self.stream.flush()
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self.last_written = cls
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def writeTests(self):
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time = self.last_time.get(self.last_written, self._now())
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if not self.last_written or (self._now() - time).total_seconds() > 2.0:
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diff = 3.0
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while diff > 2.0:
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classes = self.results.keys()
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oldest = min(classes, key=lambda x: self.last_time[x])
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diff = (self._now() - self.last_time[oldest]).total_seconds()
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self.writeTestCase(oldest)
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else:
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self.writeTestCase(self.last_written)
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def done(self):
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self.stopTestRun()
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def stopTestRun(self):
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for cls in list(self.results.iterkeys()):
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self.writeTestCase(cls)
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self.stream.writeln()
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self.writeSlowTests()
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def writeSlowTests(self):
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# Pare out 'fast' tests
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slow_tests = [item for item in self.slow_tests
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if get_elapsed_time_color(item[0]) != 'green']
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if slow_tests:
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slow_total_time = sum(item[0] for item in slow_tests)
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slow = ("Slowest %i tests took %.2f secs:"
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% (len(slow_tests), slow_total_time))
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self.colorizer.write(slow, 'yellow')
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self.stream.writeln()
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last_cls = None
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# sort by name
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for elapsed, cls, name in sorted(slow_tests,
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key=lambda x: x[1] + x[2]):
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if cls != last_cls:
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self.colorizer.write(cls, 'white')
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self.stream.writeln()
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last_cls = cls
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self.stream.write(' %s' % str(name).ljust(68))
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self._writeElapsedTime(elapsed)
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self.stream.writeln()
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def printErrors(self):
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if self.showAll:
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self.stream.writeln()
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self.printErrorList('ERROR', self.errors)
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self.printErrorList('FAIL', self.failures)
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def printErrorList(self, flavor, errors):
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for test, err in errors:
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self.colorizer.write("=" * 70, 'red')
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self.stream.writeln()
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self.colorizer.write(flavor, 'red')
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self.stream.writeln(": %s" % test.id())
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self.colorizer.write("-" * 70, 'red')
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self.stream.writeln()
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self.stream.writeln("%s" % err)
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test = subunit.ProtocolTestCase(sys.stdin, passthrough=None)
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if sys.version_info[0:2] <= (2, 6):
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runner = unittest.TextTestRunner(verbosity=2)
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else:
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runner = unittest.TextTestRunner(verbosity=2, resultclass=NovaTestResult)
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if runner.run(test).wasSuccessful():
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exit_code = 0
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else:
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exit_code = 1
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sys.exit(exit_code)
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