gecko-dev/python/which/test/test_which.py
Gregory Szorc 26bcfc7817 Bug 792135 - Part 1: Add which Python package; r=glandium
Version 1.1.0 obtained from https://code.google.com/p/which/ and added
to tree without modifications aside from the removal of which.exe, which
has no reason to be in the tree.
2012-09-20 20:54:46 -07:00

169 lines
6.7 KiB
Python

#!/usr/bin/env python
# Copyright (c) 2002-2003 ActiveState Corp.
# Author: Trent Mick (TrentM@ActiveState.com)
"""Test suite for which.py."""
import sys
import os
import re
import tempfile
import unittest
import testsupport
#XXX:TODO
# - def test_registry_success(self): ...App Paths setting
# - def test_registry_noexist(self):
# - test all the other options
# - test on linux
# - test the module API
class WhichTestCase(unittest.TestCase):
def setUp(self):
"""Create a temp directory with a couple test "commands".
The temp dir can be added to the PATH, etc, for testing purposes.
"""
# Find the which.py to call.
whichPy = os.path.join(os.path.dirname(__file__),
os.pardir, "which.py")
self.which = sys.executable + " " + whichPy
# Setup the test environment.
self.tmpdir = tempfile.mktemp()
os.makedirs(self.tmpdir)
if sys.platform.startswith("win"):
self.testapps = ['whichtestapp1.exe',
'whichtestapp2.exe',
'whichtestapp3.wta']
else:
self.testapps = ['whichtestapp1', 'whichtestapp2']
for app in self.testapps:
path = os.path.join(self.tmpdir, app)
open(path, 'wb').write('\n')
os.chmod(path, 0755)
def tearDown(self):
testsupport.rmtree(self.tmpdir)
def test_opt_h(self):
output, error, retval = testsupport.run(self.which+' --h')
token = 'Usage:'
self.failUnless(output.find(token) != -1,
"'%s' was not found in 'which -h' output: '%s' "\
% (token, output))
self.failUnless(retval == 0,
"'which -h' did not return 0: retval=%d" % retval)
def test_opt_help(self):
output, error, retval = testsupport.run(self.which+' --help')
token = 'Usage:'
self.failUnless(output.find(token) != -1,
"'%s' was not found in 'which --help' output: '%s' "\
% (token, output))
self.failUnless(retval == 0,
"'which --help' did not return 0: retval=%d" % retval)
def test_opt_version(self):
output, error, retval = testsupport.run(self.which+' --version')
versionRe = re.compile("^which \d+\.\d+\.\d+$")
versionMatch = versionRe.search(output.strip())
self.failUnless(versionMatch,
"Version, '%s', from 'which --version' does not "\
"match pattern, '%s'."\
% (output.strip(), versionRe.pattern))
self.failUnless(retval == 0,
"'which --version' did not return 0: retval=%d"\
% retval)
def test_no_args(self):
output, error, retval = testsupport.run(self.which)
self.failUnless(retval == -1,
"'which' with no args should return -1: retval=%d"\
% retval)
def test_one_failure(self):
output, error, retval = testsupport.run(
self.which+' whichtestapp1')
self.failUnless(retval == 1,
"One failure did not return 1: retval=%d" % retval)
def test_two_failures(self):
output, error, retval = testsupport.run(
self.which+' whichtestapp1 whichtestapp2')
self.failUnless(retval == 2,
"Two failures did not return 2: retval=%d" % retval)
def _match(self, path1, path2):
#print "_match: %r =?= %r" % (path1, path2)
if sys.platform.startswith('win'):
path1 = os.path.normpath(os.path.normcase(path1))
path2 = os.path.normpath(os.path.normcase(path2))
path1 = os.path.splitext(path1)[0]
path2 = os.path.splitext(path2)[0]
return path1 == path2
else:
return os.path.samefile(path1, path2)
def test_one_success(self):
os.environ["PATH"] += os.pathsep + self.tmpdir
output, error, retval = testsupport.run(self.which+' -q whichtestapp1')
expectedOutput = os.path.join(self.tmpdir, "whichtestapp1")
self.failUnless(self._match(output.strip(), expectedOutput),
"Output, %r, and expected output, %r, do not match."\
% (output.strip(), expectedOutput))
self.failUnless(retval == 0,
"'which ...' should have returned 0: retval=%d" % retval)
def test_two_successes(self):
os.environ["PATH"] += os.pathsep + self.tmpdir
apps = ['whichtestapp1', 'whichtestapp2']
output, error, retval = testsupport.run(
self.which + ' -q ' + ' '.join(apps))
lines = output.strip().split("\n")
for app, line in zip(apps, lines):
expected = os.path.join(self.tmpdir, app)
self.failUnless(self._match(line, expected),
"Output, %r, and expected output, %r, do not match."\
% (line, expected))
self.failUnless(retval == 0,
"'which ...' should have returned 0: retval=%d" % retval)
if sys.platform.startswith("win"):
def test_PATHEXT_failure(self):
os.environ["PATH"] += os.pathsep + self.tmpdir
output, error, retval = testsupport.run(self.which+' whichtestapp3')
self.failUnless(retval == 1,
"'which ...' should have returned 1: retval=%d" % retval)
def test_PATHEXT_success(self):
os.environ["PATH"] += os.pathsep + self.tmpdir
os.environ["PATHEXT"] += os.pathsep + '.wta'
output, error, retval = testsupport.run(self.which+' whichtestapp3')
expectedOutput = os.path.join(self.tmpdir, "whichtestapp3")
self.failUnless(self._match(output.strip(), expectedOutput),
"Output, %r, and expected output, %r, do not match."\
% (output.strip(), expectedOutput))
self.failUnless(retval == 0,
"'which ...' should have returned 0: retval=%d" % retval)
def test_exts(self):
os.environ["PATH"] += os.pathsep + self.tmpdir
output, error, retval = testsupport.run(self.which+' -e .wta whichtestapp3')
expectedOutput = os.path.join(self.tmpdir, "whichtestapp3")
self.failUnless(self._match(output.strip(), expectedOutput),
"Output, %r, and expected output, %r, do not match."\
% (output.strip(), expectedOutput))
self.failUnless(retval == 0,
"'which ...' should have returned 0: retval=%d" % retval)
def suite():
"""Return a unittest.TestSuite to be used by test.py."""
return unittest.makeSuite(WhichTestCase)
if __name__ == "__main__":
unittest.main()