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from __future__ import absolute_import, print_function, unicode_literals
import os
import unittest
import tempfile
import shutil
from unittest.mock import Mock
import vcstools
from vcstools.vcs_base import VcsClientBase, VcsError
from vcstools.common import sanitized, normalized_rel_path, \
run_shell_command, urlretrieve_netrc, _netrc_open, urlopen_netrc
class BaseTest(unittest.TestCase):
def test_normalized_rel_path(self):
self.assertEqual(None, normalized_rel_path(None, None))
self.assertEqual('foo', normalized_rel_path(None, 'foo'))
self.assertEqual('/foo', normalized_rel_path(None, '/foo'))
self.assertEqual('../bar', normalized_rel_path('/bar', '/foo'))
self.assertEqual('../bar', normalized_rel_path('/bar', '/foo/baz/..'))
self.assertEqual('../bar', normalized_rel_path('/bar/bam/foo/../..', '/foo/baz/..'))
self.assertEqual('bar', normalized_rel_path('bar/bam/foo/../..', '/foo/baz/..'))
def test_sanitized(self):
self.assertEqual('', sanitized(None))
self.assertEqual('', sanitized(''))
self.assertEqual('"foo"', sanitized('foo'))
self.assertEqual('"foo"', sanitized('\"foo\"'))
self.assertEqual('"foo"', sanitized('"foo"'))
self.assertEqual('"foo"', sanitized('" foo"'))
try:
sanitized('bla"; foo"')
self.fail("Expected Exception")
except VcsError:
pass
try:
sanitized('bla";foo"')
self.fail("Expected Exception")
except VcsError:
pass
try:
sanitized('bla";foo \"bum')
self.fail("Expected Exception")
except VcsError:
pass
try:
sanitized('bla";foo;"bam')
self.fail("Expected Exception")
except VcsError:
pass
try:
sanitized('bla"#;foo;"bam')
self.fail("Expected Exception")
except VcsError:
pass
def test_shell_command(self):
self.assertEqual((0, "", None), run_shell_command("true"))
self.assertEqual((1, "", None), run_shell_command("false"))
self.assertEqual((0, "foo", None), run_shell_command("echo foo", shell=True))
(v, r, e) = run_shell_command("[", shell=True)
self.assertFalse(v == 0)
self.assertFalse(e is None)
self.assertEqual(r, '')
(v, r, e) = run_shell_command("echo foo && [", shell=True)
self.assertFalse(v == 0)
self.assertFalse(e is None)
self.assertEqual(r, 'foo')
# not a great test on a system where this is default
_, env_langs, _ = run_shell_command("/usr/bin/env |grep LANG=", shell=True, us_env=True)
self.assertTrue("LANG=en_US.UTF-8" in env_langs.splitlines())
try:
run_shell_command("two words")
self.fail("expected exception")
except:
pass
def test_shell_command_verbose(self):
# just check no Exception happens due to decoding
try:
run_shell_command("echo %s" % (b'\xc3\xa4'.decode('UTF-8')), shell=True, verbose=True)
run_shell_command(["echo", b'\xc3\xa4'.decode('UTF-8')], verbose=True)
except UnicodeEncodeError:
pass # ignore Unicode errors on Python 2
def test_netrc_open(self):
root_directory = tempfile.mkdtemp()
machine = 'foo.org'
uri = 'https://%s/bim/bam' % machine
netrcname = os.path.join(root_directory, "netrc")
mock_build_opener = Mock()
mock_build_opener_fun = Mock()
mock_build_opener_fun.return_value = mock_build_opener
back_build_opener = vcstools.common.build_opener
try:
vcstools.common.build_opener = mock_build_opener_fun
filelike = _netrc_open(uri, netrcname)
self.assertFalse(filelike)
with open(netrcname, 'w') as fhand:
fhand.write(
'machine %s login fooname password foopass' % machine)
filelike = _netrc_open(uri, netrcname)
self.assertTrue(filelike)
filelike = _netrc_open('other', netrcname)
self.assertFalse(filelike)
filelike = _netrc_open(None, netrcname)
self.assertFalse(filelike)
finally:
shutil.rmtree(root_directory)
vcstools.common.build_opener = back_build_opener
def test_urlopen_netrc(self):
mockopen = Mock()
mock_result = Mock()
backopen = vcstools.common.urlopen
backget = vcstools.common._netrc_open
try:
#monkey-patch with mocks
vcstools.common.urlopen = mockopen
vcstools.common._netrc_open = Mock()
vcstools.common._netrc_open.return_value = mock_result
ioe = IOError('MockError')
mockopen.side_effect = ioe
self.assertRaises(IOError, urlopen_netrc, 'foo')
ioe.code = 401
result = urlopen_netrc('foo')
self.assertEqual(mock_result, result)
finally:
vcstools.common.urlopen = backopen
vcstools.common._netrc_open = backget
def test_urlretrieve_netrc(self):
root_directory = tempfile.mkdtemp()
examplename = os.path.join(root_directory, "foo")
outname = os.path.join(root_directory, "fooout")
with open(examplename, "w") as fhand:
fhand.write('content')
mockget = Mock()
mockopen = Mock()
mock_fhand = Mock()
backopen = vcstools.common.urlopen
backget = vcstools.common._netrc_open
try:
# vcstools.common.urlopen = mockopen
# vcstools.common.urlopen.return_value = mock_fhand
# mock_fhand.read.return_value = 'content'
mockopen.open.return_value
vcstools.common._netrc_open = Mock()
vcstools.common._netrc_open.return_value = mockget
(fname, headers) = urlretrieve_netrc('file://' + examplename)
self.assertTrue(fname)
self.assertFalse(os.path.exists(outname))
(fname, headers) = urlretrieve_netrc('file://' + examplename,
outname)
self.assertEqual(outname, fname)
self.assertTrue(os.path.isfile(outname))
finally:
vcstools.common.urlopen = backopen
vcstools.common._netrc_open = backget
shutil.rmtree(root_directory)
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