def test_path_exists(self):
fs = Filesystem()
with patch.object(fs, 'exists'):
with no_handlers_for_logger('mrjob.fs.base'):
fs.path_exists('foo')
fs.exists.assert_called_once_with('foo')
def test_path_join(self):
fs = Filesystem()
with patch.object(fs, 'join'):
with no_handlers_for_logger('mrjob.fs.base'):
fs.path_join('foo', 'bar')
fs.join.assert_called_once_with('foo', 'bar')
def setUp(self):
super(JoinTestCase, self).setUp()
# os.path.join() and posixpath.join() do the same thing in
# UNIX and OS X, so track which one we called
self.start(patch('os.path.join', wraps=os.path.join))
self.start(patch('posixpath.join', wraps=posixpath.join))
self.fs = Filesystem()
def test_multiple_files(self):
fs = Filesystem()
fs.ls = Mock(return_value=['path1', 'path2', 'path3'])
fs._cat_file = Mock(return_value=[b'chunk1\n', b'chunk2'])
chunks = list(fs.cat('whatever'))
self.assertEqual(chunks, [
b'chunk1\n', b'chunk2', b'', b'chunk1\n', b'chunk2', b'',
b'chunk1\n', b'chunk2'
])
def setUp(self):
super(JoinTestCase, self).setUp()
self.fs = Filesystem()
