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"""
fs.tests.test_zipfs: testcases for the ZipFS class
"""
import unittest
import os
import random
import zipfile
import tempfile
import shutil
import fs.tests
from fs.path import *
from fs import zipfs
from six import PY3, b
class TestReadZipFS(unittest.TestCase):
def setUp(self):
self.temp_filename = "".join(random.choice("abcdefghijklmnopqrstuvwxyz") for _ in range(6))+".zip"
self.temp_filename = os.path.join(tempfile.gettempdir(), self.temp_filename)
self.zf = zipfile.ZipFile(self.temp_filename, "w")
zf = self.zf
zf.writestr("a.txt", b("Hello, World!"))
zf.writestr("b.txt", b("b"))
zf.writestr("1.txt", b("1"))
zf.writestr("foo/bar/baz.txt", b("baz"))
zf.writestr("foo/second.txt", b("hai"))
zf.close()
self.fs = zipfs.ZipFS(self.temp_filename, "r")
def tearDown(self):
self.fs.close()
os.remove(self.temp_filename)
def check(self, p):
try:
self.zipfile.getinfo(p)
return True
except:
return False
def test_reads(self):
def read_contents(path):
f = self.fs.open(path, 'rb')
contents = f.read()
return contents
def check_contents(path, expected):
self.assert_(read_contents(path) == expected)
check_contents("a.txt", b("Hello, World!"))
check_contents("1.txt", b("1"))
check_contents("foo/bar/baz.txt", b("baz"))
def test_getcontents(self):
def read_contents(path):
return self.fs.getcontents(path, 'rb')
def check_contents(path, expected):
self.assert_(read_contents(path) == expected)
check_contents("a.txt", b("Hello, World!"))
check_contents("1.txt", b("1"))
check_contents("foo/bar/baz.txt", b("baz"))
def test_is(self):
self.assert_(self.fs.isfile('a.txt'))
self.assert_(self.fs.isfile('1.txt'))
self.assert_(self.fs.isfile('foo/bar/baz.txt'))
self.assert_(self.fs.isdir('foo'))
self.assert_(self.fs.isdir('foo/bar'))
self.assert_(self.fs.exists('a.txt'))
self.assert_(self.fs.exists('1.txt'))
self.assert_(self.fs.exists('foo/bar/baz.txt'))
self.assert_(self.fs.exists('foo'))
self.assert_(self.fs.exists('foo/bar'))
def test_listdir(self):
def check_listing(path, expected):
dir_list = self.fs.listdir(path)
self.assert_(sorted(dir_list) == sorted(expected))
for item in dir_list:
self.assert_(isinstance(item, unicode))
check_listing('/', ['a.txt', '1.txt', 'foo', 'b.txt'])
check_listing('foo', ['second.txt', 'bar'])
check_listing('foo/bar', ['baz.txt'])
class TestWriteZipFS(unittest.TestCase):
def setUp(self):
self.temp_filename = "".join(random.choice("abcdefghijklmnopqrstuvwxyz") for _ in range(6))+".zip"
self.temp_filename = os.path.join(tempfile.gettempdir(), self.temp_filename)
zip_fs = zipfs.ZipFS(self.temp_filename, 'w')
def makefile(filename, contents):
if dirname(filename):
zip_fs.makedir(dirname(filename), recursive=True, allow_recreate=True)
f = zip_fs.open(filename, 'wb')
f.write(contents)
f.close()
makefile("a.txt", b("Hello, World!"))
makefile("b.txt", b("b"))
makefile(u"\N{GREEK SMALL LETTER ALPHA}/\N{GREEK CAPITAL LETTER OMEGA}.txt", b("this is the alpha and the omega"))
makefile("foo/bar/baz.txt", b("baz"))
makefile("foo/second.txt", b("hai"))
zip_fs.close()
def tearDown(self):
os.remove(self.temp_filename)
def test_valid(self):
zf = zipfile.ZipFile(self.temp_filename, "r")
self.assert_(zf.testzip() is None)
zf.close()
def test_creation(self):
zf = zipfile.ZipFile(self.temp_filename, "r")
def check_contents(filename, contents):
if PY3:
zcontents = zf.read(filename)
else:
zcontents = zf.read(filename.encode("CP437"))
self.assertEqual(contents, zcontents)
check_contents("a.txt", b("Hello, World!"))
check_contents("b.txt", b("b"))
check_contents("foo/bar/baz.txt", b("baz"))
check_contents("foo/second.txt", b("hai"))
check_contents(u"\N{GREEK SMALL LETTER ALPHA}/\N{GREEK CAPITAL LETTER OMEGA}.txt", b("this is the alpha and the omega"))
class TestAppendZipFS(TestWriteZipFS):
def setUp(self):
self.temp_filename = "".join(random.choice("abcdefghijklmnopqrstuvwxyz") for _ in range(6))+".zip"
self.temp_filename = os.path.join(tempfile.gettempdir(), self.temp_filename)
zip_fs = zipfs.ZipFS(self.temp_filename, 'w')
def makefile(filename, contents):
if dirname(filename):
zip_fs.makedir(dirname(filename), recursive=True, allow_recreate=True)
f = zip_fs.open(filename, 'wb')
f.write(contents)
f.close()
makefile("a.txt", b("Hello, World!"))
makefile("b.txt", b("b"))
zip_fs.close()
zip_fs = zipfs.ZipFS(self.temp_filename, 'a')
makefile("foo/bar/baz.txt", b("baz"))
makefile(u"\N{GREEK SMALL LETTER ALPHA}/\N{GREEK CAPITAL LETTER OMEGA}.txt", b("this is the alpha and the omega"))
makefile("foo/second.txt", b("hai"))
zip_fs.close()
class TestZipFSErrors(unittest.TestCase):
def setUp(self):
self.workdir = tempfile.mkdtemp()
def tearDown(self):
shutil.rmtree(self.workdir)
def test_bogus_zipfile(self):
badzip = os.path.join(self.workdir,"bad.zip")
f = open(badzip,"wb")
f.write(b("I'm not really a zipfile"))
f.close()
self.assertRaises(zipfs.ZipOpenError,zipfs.ZipFS,badzip)
def test_missing_zipfile(self):
missingzip = os.path.join(self.workdir,"missing.zip")
self.assertRaises(zipfs.ZipNotFoundError,zipfs.ZipFS,missingzip)
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