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"""%prog [OPTIONS] [testfile [testpattern]]"""
import os, sys
import os.path as osp
from time import time, clock
from logilab.common.fileutils import abspath_listdir
from logilab.common import testlib
import doctest
import unittest
# monkeypatch unittest and doctest (ouch !)
unittest.TestCase = testlib.TestCase
unittest.main = testlib.unittest_main
unittest._TextTestResult = testlib.SkipAwareTestResult
unittest.TextTestRunner = testlib.SkipAwareTextTestRunner
unittest.TestLoader = testlib.NonStrictTestLoader
unittest.TestProgram = testlib.SkipAwareTestProgram
if sys.version_info >= (2, 4):
doctest.DocTestCase.__bases__ = (testlib.TestCase,)
else:
unittest.FunctionTestCase.__bases__ = (testlib.TestCase,)
def autopath(projdir=os.getcwd()):
"""try to find project's root and add it to sys.path"""
curdir = osp.abspath(projdir)
while osp.isfile(osp.join(curdir, '__init__.py')):
newdir = osp.normpath(osp.join(curdir, os.pardir))
if newdir == curdir:
break
curdir = newdir
else:
sys.path.insert(0, curdir)
sys.path.insert(0, '')
class GlobalTestReport(object):
"""this class holds global test statistics"""
def __init__(self):
self.ran = 0
self.skipped = 0
self.failures = 0
self.errors = 0
self.ttime = 0
self.ctime = 0
self.modulescount = 0
self.errmodules = []
def feed(self, filename, testresult, ttime, ctime):
"""integrates new test information into internal statistics"""
ran = testresult.testsRun
self.ran += ran
self.skipped += len(getattr(testresult, 'skipped', ()))
self.failures += len(testresult.failures)
self.errors += len(testresult.errors)
self.ttime += ttime
self.ctime += ctime
self.modulescount += 1
if not testresult.wasSuccessful():
problems = len(testresult.failures) + len(testresult.errors)
self.errmodules.append((filename[:-3], problems, ran))
def __str__(self):
"""this is just presentation stuff"""
line1 = ['Ran %s test cases in %.2fs (%.2fs CPU)'
% (self.ran, self.ttime, self.ctime)]
if self.errors:
line1.append('%s errors' % self.errors)
if self.failures:
line1.append('%s failures' % self.failures)
if self.skipped:
line1.append('%s skipped' % self.skipped)
modulesok = self.modulescount - len(self.errmodules)
if self.errors or self.failures:
line2 = '%s modules OK (%s failed)' % (modulesok,
len(self.errmodules))
descr = ', '.join(['%s [%s/%s]' % info for info in self.errmodules])
line3 = '\nfailures: %s' % descr
else:
line2 = 'All %s modules OK' % modulesok
line3 = ''
return '%s\n%s%s' % (', '.join(line1), line2, line3)
def this_is_a_testfile(filename):
"""returns True if `filename` seems to be a test file"""
filename = osp.basename(filename)
return ((filename.startswith('unittest') or filename.startswith('test'))
and filename.endswith('.py'))
def testall(exitfirst=False):
"""walks trhough current working directory, finds something
which can be considered as a testdir and runs every test there
"""
errcode = 0
for dirname, dirs, files in os.walk(os.getcwd()):
for skipped in ('CVS', '.svn', '.hg'):
if skipped in dirs:
dirs.remove(skipped)
basename = osp.basename(dirname)
if basename in ('test', 'tests'):
# we found a testdir, let's explore it !
errcode += testonedir(dirname, exitfirst)
return errcode
def testonedir(testdir, exitfirst=False, report=None):
"""finds each testfile in the `testdir` and runs it"""
report = report or GlobalTestReport()
for filename in abspath_listdir(testdir):
if this_is_a_testfile(filename):
# run test and collect information
prog, ttime, ctime = testfile(filename, batchmode=True)
report.feed(filename, prog.result, ttime, ctime)
if exitfirst and not prog.result.wasSuccessful():
break
# everything has been ran, print report
print "*" * 79
print report
return report.failures + report.errors
def testfile(filename, batchmode=False):
"""runs every test in `filename`
:param filename: an absolute path pointing to a unittest file
"""
here = os.getcwd()
dirname = osp.dirname(filename)
if dirname:
os.chdir(dirname)
modname = osp.basename(filename)[:-3]
try:
tstart, cstart = time(), clock()
testprog = testlib.unittest_main(modname, batchmode)
tend, cend = time(), clock()
return testprog, (tend - tstart), (cend - cstart)
finally:
if dirname:
os.chdir(here)
def parseargs():
"""builds an option parser
This funcion also rebuilds a sys.argv usable by unittest_main
"""
from optparse import OptionParser
parser = OptionParser(usage=__doc__)
newargs = []
def rebuild_cmdline(option, opt, value, parser):
"""carry the option to unittest_main"""
newargs.append(opt)
def rebuild_and_store(option, opt, value, parser):
"""carry the option to unittest_main and store
the value on current parser
"""
newargs.append(opt)
setattr(parser.values, option.dest, True)
# pytest options
parser.add_option('-t', dest='testdir', default=None,
help="directory where the tests will be found")
parser.add_option('-d', dest='dbc', default=False,
action="store_true", help="enable design-by-contract")
# unittest_main options provided and passed through pytest
parser.add_option('-v', '--verbose', callback=rebuild_cmdline,
action="callback", help="Verbose output")
parser.add_option('-i', '--pdb', callback=rebuild_cmdline,
action="callback", help="Enable test failure inspection")
parser.add_option('-x', '--exitfirst', callback=rebuild_and_store,
dest="exitfirst",
action="callback", help="Exit on first failure "
"(only make sense when pytest run one test file)")
parser.add_option('-c', '--capture', callback=rebuild_cmdline,
action="callback",
help="Captures and prints standard out/err only on errors "
"(only make sense when pytest run one test file)")
parser.add_option('-q', '--quiet', callback=rebuild_cmdline,
action="callback", help="Minimal output")
# parse the command line
options, args = parser.parse_args()
filenames = [arg for arg in args if arg.endswith('.py')]
if filenames:
if len(filenames) > 1:
parser.error("only one filename is accetable")
explicitfile = filenames[0]
args.remove(explicitfile)
else:
explicitfile = None
# someone wants DBC
testlib.ENABLE_DBC = options.dbc
# append additional args to the new sys.argv and let unittest_main
# do the rest
newargs += args
return options, newargs, explicitfile
def run():
autopath()
options, newargs, explicitfile = parseargs()
# mock a new command line
sys.argv[1:] = newargs
if explicitfile:
sys.exit(testfile(explicitfile))
elif options.testdir:
sys.exit(testonedir(options.testdir, options.exitfirst))
else:
sys.exit(testall(options.exitfirst))
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