303 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			303 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| #!/usr/bin/env python
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| # vim: tabstop=4 shiftwidth=4 softtabstop=4
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| 
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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");
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| #    you may not use this file except in compliance with the License.
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| #    You may obtain 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,
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| #    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| #    See the License for the specific language governing permissions and
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| #    limitations 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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| """Unittest runner for Nova.
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| 
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| To run all tests
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|     python run_tests.py
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| 
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| To run a single test:
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|     python run_tests.py test_compute:ComputeTestCase.test_run_terminate
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| 
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| To run a single test module:
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|     python run_tests.py test_compute
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| 
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|     or
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| 
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|     python run_tests.py api.test_wsgi
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| 
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| """
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| 
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| import gettext
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| import os
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| import unittest
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| import sys
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| 
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| from nose import config
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| from nose import core
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| from nose import result
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| 
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| from nova import log as logging
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| from nova.tests import fake_flags
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| 
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| 
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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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| 
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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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| 
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|     def __init__(self, stream):
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|         self.stream = stream
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| 
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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:
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|                 raise
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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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| 
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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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| 
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|         @param text: Text to be written to the stream.
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| 
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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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| 
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| 
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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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|         from win32console import GetStdHandle, STD_OUT_HANDLE, \
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|              FOREGROUND_RED, FOREGROUND_BLUE, FOREGROUND_GREEN, \
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|              FOREGROUND_INTENSITY
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|         red, green, blue, bold = (FOREGROUND_RED, FOREGROUND_GREEN,
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|                                   FOREGROUND_BLUE, FOREGROUND_INTENSITY)
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|         self.stream = stream
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|         self.screenBuffer = GetStdHandle(STD_OUT_HANDLE)
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|         self._colors = {
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|             '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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|             }
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| 
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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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| 
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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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| 
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| 
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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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| 
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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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| 
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|     def write(self, text, color):
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|         self.stream.write(text)
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| 
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| 
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| class NovaTestResult(result.TextTestResult):
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|     def __init__(self, *args, **kw):
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|         result.TextTestResult.__init__(self, *args, **kw)
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|         self._last_case = None
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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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| 
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|     def getDescription(self, test):
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|         return str(test)
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| 
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|     # NOTE(vish): copied from unittest with edit to add color
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|     def addSuccess(self, test):
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|         unittest.TestResult.addSuccess(self, test)
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|         if self.showAll:
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|             self.colorizer.write("OK", 'green')
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|             self.stream.writeln()
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|         elif self.dots:
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|             self.stream.write('.')
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|             self.stream.flush()
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| 
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|     # NOTE(vish): copied from unittest with edit to add color
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|     def addFailure(self, test, err):
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|         unittest.TestResult.addFailure(self, test, err)
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|         if self.showAll:
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|             self.colorizer.write("FAIL", 'red')
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|             self.stream.writeln()
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|         elif self.dots:
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|             self.stream.write('F')
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|             self.stream.flush()
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| 
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|     # NOTE(vish): copied from nose with edit to add color
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|     def addError(self, test, err):
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|         """Overrides normal addError to add support for
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|         errorClasses. If the exception is a registered class, the
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|         error will be added to the list for that class, not errors.
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|         """
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|         stream = getattr(self, 'stream', None)
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|         ec, ev, tb = err
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|         try:
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|             exc_info = self._exc_info_to_string(err, test)
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|         except TypeError:
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|             # 2.3 compat
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|             exc_info = self._exc_info_to_string(err)
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|         for cls, (storage, label, isfail) in self.errorClasses.items():
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|             if result.isclass(ec) and issubclass(ec, cls):
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|                 if isfail:
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|                     test.passed = False
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|                 storage.append((test, exc_info))
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|                 # Might get patched into a streamless result
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|                 if stream is not None:
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|                     if self.showAll:
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|                         message = [label]
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|                         detail = result._exception_detail(err[1])
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|                         if detail:
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|                             message.append(detail)
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|                         stream.writeln(": ".join(message))
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|                     elif self.dots:
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|                         stream.write(label[:1])
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|                 return
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|         self.errors.append((test, exc_info))
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|         test.passed = False
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|         if stream is not None:
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|             if self.showAll:
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|                 self.colorizer.write("ERROR", 'red')
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|                 self.stream.writeln()
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|             elif self.dots:
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|                 stream.write('E')
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| 
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|     def startTest(self, test):
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|         unittest.TestResult.startTest(self, test)
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|         current_case = test.test.__class__.__name__
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| 
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|         if self.showAll:
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|             if current_case != self._last_case:
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|                 self.stream.writeln(current_case)
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|                 self._last_case = current_case
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| 
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|             self.stream.write(
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|                 '    %s' % str(test.test._testMethodName).ljust(60))
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|             self.stream.flush()
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| 
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| 
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| class NovaTestRunner(core.TextTestRunner):
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|     def _makeResult(self):
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|         return NovaTestResult(self.stream,
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|                               self.descriptions,
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|                               self.verbosity,
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|                               self.config)
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| 
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| 
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| if __name__ == '__main__':
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|     logging.setup()
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|     # If any argument looks like a test name but doesn't have "nova.tests" in
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|     # front of it, automatically add that so we don't have to type as much
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|     argv = []
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|     for x in sys.argv:
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|         if x.startswith('test_'):
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|             argv.append('nova.tests.%s' % x)
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|         else:
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|             argv.append(x)
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| 
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|     testdir = os.path.abspath(os.path.join("nova", "tests"))
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|     c = config.Config(stream=sys.stdout,
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|                       env=os.environ,
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|                       verbosity=3,
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|                       workingDir=testdir,
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|                       plugins=core.DefaultPluginManager())
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| 
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|     runner = NovaTestRunner(stream=c.stream,
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|                             verbosity=c.verbosity,
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|                             config=c)
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|     sys.exit(not core.run(config=c, testRunner=runner, argv=argv))
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