python-zipstream/tests/test_zipstream.py at 452c5da041f376239b5c7b5bc911af6c3f39e8e3 · allanlei/python-zipstream · GitHub

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# -*- coding: utf-8 -*-
from __future__ import unicode_literals, print_function

import os
import tempfile
import unittest
import zipstream
import zipfile
import socket
import functools
from nose.plugins.skip import SkipTest


def skipIfNotPosix(f):
    @functools.wraps(f)
    def wrapper(*args, **kwargs):
        if os.name == "posix":
            return f(*args, **kwargs)
        raise SkipTest("requires POSIX")
    return wrapper


class ZipInfoTestCase(unittest.TestCase):
    pass


class ZipStreamTestCase(unittest.TestCase):
    def setUp(self):
        self.fileobjs = [
            tempfile.NamedTemporaryFile(delete=False, suffix='.txt'),
            tempfile.NamedTemporaryFile(delete=False, suffix='.py'),
        ]

    def tearDown(self):
        for fileobj in self.fileobjs:
            fileobj.close()
            os.remove(fileobj.name)

    def test_init_no_args(self):
        zipstream.ZipFile()

    def test_init_mode(self):
        try:
            zipstream.ZipFile(mode='w')
        except Exception as err:
            self.fail(err)

        for mode in ['wb', 'r', 'rb', 'a', 'ab']:
            self.assertRaises(Exception, zipstream.ZipFile, mode=mode)

        for mode in ['wb', 'r', 'rb', 'a', 'ab']:
            self.assertRaises(Exception, zipstream.ZipFile, mode=mode + '+')

    def test_write_file(self):
        z = zipstream.ZipFile(mode='w')
        for fileobj in self.fileobjs:
            z.write(fileobj.name)

        f = tempfile.NamedTemporaryFile(suffix='zip', delete=False)
        for chunk in z:
            f.write(chunk)
        f.close()

        z2 = zipfile.ZipFile(f.name, 'r')
        z2.testzip()

        os.remove(f.name)

    def test_write_fp(self):
        z = zipstream.ZipFile(mode='w')
        for fileobj in self.fileobjs:
            z.write_stream(fileobj)

        f = tempfile.NamedTemporaryFile(suffix='zip', delete=False)
        for chunk in z:
            f.write(chunk)
        f.close()

        z2 = zipfile.ZipFile(f.name, 'r')
        z2.testzip()

        os.remove(f.name)

    def test_write_fp_with_stat(self):
        z = zipstream.ZipFile(mode='w')
        # test mtime
        z.write_stream(self.fileobjs[0], arcname="mtime",
            mtime=315532900)

        # test with a specific file size
        fdata = tempfile.NamedTemporaryFile(suffix='.data')
        fdata.write(" "*15)
        fdata.seek(0)
        z.write_stream(fdata, arcname="size", size=15)

        # test isdir
        z.write_stream(None, arcname="isdir", isdir=True)

        f = tempfile.NamedTemporaryFile(suffix='zip', delete=False)
        for chunk in z:
            f.write(chunk)
        f.close()
        fdata.close()

        z2 = zipfile.ZipFile(f.name, 'r')
        z2.testzip()
        self.assertEqual(
            [zi.filename for zi in z2.filelist],
            ['mtime', 'size', 'isdir/'])
        self.assertEqual(z2.filelist[0].date_time[5], 40)
        self.assertEqual(z2.filelist[1].file_size, 15)

        os.remove(f.name)

    @skipIfNotPosix
    def test_write_socket(self):
        z = zipstream.ZipFile(mode='w')
        s, c = socket.socketpair(socket.AF_UNIX, socket.SOCK_STREAM)
        try:
            txt = "FILE CONTENTS"
            s.send(txt.encode("ascii"))
            try:
                inf = c.makefile(mode='rb')
            except TypeError:
                inf = c.makefile()
            z.write_stream(inf)
            s.close()

            f = tempfile.NamedTemporaryFile(suffix='zip', delete=False)
            for chunk in z:
                f.write(chunk)
            f.close()

            z2 = zipfile.ZipFile(f.name, 'r')
            z2.testzip()

            os.remove(f.name)
        finally:
            c.close()


if __name__ == '__main__':
    unittest.main()