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"""unit tests for logilab.common.fileutils
Some file / path manipulation utilities
"""
__revision__ = "$Id: unittest_fileutils.py,v 1.22 2006-01-03 15:31:16 syt Exp $"
import unittest
import sys, os, tempfile, shutil
from os.path import join
from logilab.common.testlib import TestCase
from logilab.common.fileutils import *
#import data
DATA_DIR = 'data' #data.__path__[0]
NEWLINES_TXT = join(DATA_DIR,'newlines.txt')
class FirstleveldirectoryTC(TestCase):
def test_known_values_first_level_directory(self):
"""return the first level directory of a path"""
self.assertEqual(first_level_directory('truc/bidule/chouette'), 'truc', None)
self.assertEqual(first_level_directory('/truc/bidule/chouette'), '/', None)
class IsBinaryTC(TestCase):
def test(self):
self.assertEqual(is_binary('toto.txt'), 0)
#self.assertEqual(is_binary('toto.xml'), 0)
self.assertEqual(is_binary('toto.bin'), 1)
self.assertEqual(is_binary('toto.sxi'), 1)
self.assertEqual(is_binary('toto.whatever'), 1)
class GetModeTC(TestCase):
def test(self):
self.assertEqual(write_open_mode('toto.txt'), 'w')
#self.assertEqual(write_open_mode('toto.xml'), 'w')
self.assertEqual(write_open_mode('toto.bin'), 'wb')
self.assertEqual(write_open_mode('toto.sxi'), 'wb')
class NormReadTC(TestCase):
def test_known_values_norm_read(self):
data = norm_read(NEWLINES_TXT)
self.assertEqual(data.strip(), '\n'.join(['# mixed new lines', '1', '2', '3']))
class LinesTC(TestCase):
def test_known_values_lines(self):
self.assertEqual(lines(NEWLINES_TXT),
['# mixed new lines', '1', '2', '3'])
def test_known_values_lines_comment(self):
self.assertEqual(lines(NEWLINES_TXT, comments='#'),
['1', '2', '3'])
class GetByExtTC(TestCase):
def test_include(self):
files = files_by_ext(DATA_DIR, include_exts=('.py',))
self.assertSetEqual(files,
[join('data', f) for f in ['__init__.py', 'module.py',
'module2.py', 'noendingnewline.py',
'nonregr.py', join('sub', 'momo.py')]])
files = files_by_ext(DATA_DIR, include_exts=('.py',), exclude_dirs=('sub', 'CVS'))
self.assertSetEqual(files,
[join('data', f) for f in ['__init__.py', 'module.py',
'module2.py', 'noendingnewline.py',
'nonregr.py']])
def test_exclude(self):
files = files_by_ext(DATA_DIR, exclude_exts=('.py', '.pyc'))
self.assertSetEqual(files,
[join('data', f) for f in ['foo.txt',
'newlines.txt',
'normal_file.txt',
'spam.txt',
join('sub', 'doc.txt'),
'write_protected_file.txt',
]])
def test_exclude_base_dir(self):
self.assertEquals(files_by_ext(DATA_DIR, include_exts=('.py',), exclude_dirs=(DATA_DIR,)),
[])
class ExportTC(TestCase):
def setUp(self):
self.tempdir = tempfile.mktemp()
os.mkdir(self.tempdir)
def test(self):
export('data', self.tempdir, verbose=0)
self.assert_(exists(join(self.tempdir, '__init__.py')))
self.assert_(exists(join(self.tempdir, 'sub')))
self.assert_(not exists(join(self.tempdir, '__init__.pyc')))
self.assert_(not exists(join(self.tempdir, 'CVS')))
def tearDown(self):
shutil.rmtree(self.tempdir)
class ProtectedFileTC(TestCase):
def setUp(self):
self.rpath = 'data/write_protected_file.txt'
self.rwpath = 'data/normal_file.txt'
# Make sure rpath is not writable !
os.chmod(self.rpath, 33060)
# Make sure rwpath is writable !
os.chmod(self.rwpath, 33188)
def test_mode_change(self):
"""tests that mode is changed when needed"""
# test on non-writable file
self.assert_(not os.access(self.rpath, os.W_OK))
wp_file = ProtectedFile(self.rpath, 'w')
self.assert_(os.access(self.rpath, os.W_OK))
# test on writable-file
self.assert_(os.access(self.rwpath, os.W_OK))
wp_file = ProtectedFile(self.rwpath, 'w')
self.assert_(os.access(self.rwpath, os.W_OK))
def test_restore_on_close(self):
"""tests original mode is restored on close"""
# test on non-writable file
self.assert_(not os.access(self.rpath, os.W_OK))
ProtectedFile(self.rpath, 'w').close()
self.assert_(not os.access(self.rpath, os.W_OK))
# test on writable-file
self.assert_(os.access(self.rwpath, os.W_OK))
ProtectedFile(self.rwpath, 'w').close()
self.assert_(os.access(self.rwpath, os.W_OK))
def test_mode_change_on_append(self):
"""tests that mode is changed when file is opened in 'a' mode"""
self.assert_(not os.access(self.rpath, os.W_OK))
wp_file = ProtectedFile(self.rpath, 'a')
self.assert_(os.access(self.rpath, os.W_OK))
wp_file.close()
self.assert_(not os.access(self.rpath, os.W_OK))
from logilab.common.testlib import DocTest
class ModuleDocTest(DocTest):
"""relative_path embed tests in docstring"""
from logilab.common import fileutils as module
del DocTest # necessary if we don't want it to be executed (we don't...)
if __name__ == '__main__':
unittest.main()
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