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"""
fs.tests.test_wrapfs: testcases for FS wrapper implementations
"""
import unittest
from fs.tests import FSTestCases, ThreadingTestCases
import os
import sys
import shutil
import tempfile
from fs import osfs
from fs.errors import *
from fs.path import *
from fs.utils import remove_all
from fs import wrapfs
import six
from six import PY3, b
class TestWrapFS(unittest.TestCase, FSTestCases, ThreadingTestCases):
#__test__ = False
def setUp(self):
self.temp_dir = tempfile.mkdtemp(u"fstest")
self.fs = wrapfs.WrapFS(osfs.OSFS(self.temp_dir))
def tearDown(self):
shutil.rmtree(self.temp_dir)
self.fs.close()
def check(self, p):
return os.path.exists(os.path.join(self.temp_dir, relpath(p)))
from fs.wrapfs.lazyfs import LazyFS
class TestLazyFS(unittest.TestCase, FSTestCases, ThreadingTestCases):
def setUp(self):
self.temp_dir = tempfile.mkdtemp(u"fstest")
self.fs = LazyFS((osfs.OSFS,(self.temp_dir,)))
def tearDown(self):
shutil.rmtree(self.temp_dir)
self.fs.close()
def check(self, p):
return os.path.exists(os.path.join(self.temp_dir, relpath(p)))
from fs.wrapfs.limitsizefs import LimitSizeFS
class TestLimitSizeFS(TestWrapFS):
_dont_retest = TestWrapFS._dont_retest + ("test_big_file",)
def setUp(self):
super(TestLimitSizeFS,self).setUp()
self.fs = LimitSizeFS(self.fs,1024*1024*2) # 2MB limit
def tearDown(self):
remove_all(self.fs, "/")
self.assertEquals(self.fs.cur_size,0)
super(TestLimitSizeFS,self).tearDown()
self.fs.close()
def test_storage_error(self):
total_written = 0
for i in xrange(1024*2):
try:
total_written += 1030
self.fs.setcontents("file %i" % i, b("C")*1030)
except StorageSpaceError:
self.assertTrue(total_written > 1024*1024*2)
self.assertTrue(total_written < 1024*1024*2 + 1030)
break
else:
self.assertTrue(False,"StorageSpaceError not raised")
from fs.wrapfs.hidedotfilesfs import HideDotFilesFS
class TestHideDotFilesFS(unittest.TestCase):
def setUp(self):
self.temp_dir = tempfile.mkdtemp(u"fstest")
open(os.path.join(self.temp_dir, u".dotfile"), 'w').close()
open(os.path.join(self.temp_dir, u"regularfile"), 'w').close()
os.mkdir(os.path.join(self.temp_dir, u".dotdir"))
os.mkdir(os.path.join(self.temp_dir, u"regulardir"))
self.fs = HideDotFilesFS(osfs.OSFS(self.temp_dir))
def tearDown(self):
shutil.rmtree(self.temp_dir)
self.fs.close()
def test_hidden(self):
self.assertEquals(len(self.fs.listdir(hidden=False)), 2)
self.assertEquals(len(list(self.fs.ilistdir(hidden=False))), 2)
def test_nonhidden(self):
self.assertEquals(len(self.fs.listdir(hidden=True)), 4)
self.assertEquals(len(list(self.fs.ilistdir(hidden=True))), 4)
def test_default(self):
self.assertEquals(len(self.fs.listdir()), 2)
self.assertEquals(len(list(self.fs.ilistdir())), 2)
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