Merged revisions 77178 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r77178 | ezio.melotti | 2009-12-31 15:00:43 +0200 (Thu, 31 Dec 2009) | 1 line cleanup and refactoring ........
This commit is contained in:
Ezio Melotti
parent
d8e67e78fc
commit
3538671fcc
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@ -6,6 +6,7 @@ except ImportError:
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import io
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import os
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import time
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import shutil
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import struct
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import zipfile
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@ -36,9 +37,8 @@ class TestsWithSourceFile(unittest.TestCase):
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self.data = b'\n'.join(self.line_gen) + b'\n'
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# Make a source file with some lines
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fp = open(TESTFN, "wb")
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fp.write(self.data)
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fp.close()
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with open(TESTFN, "wb") as fp:
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fp.write(self.data)
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def make_test_archive(self, f, compression):
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# Create the ZIP archive
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@ -61,39 +61,40 @@ class TestsWithSourceFile(unittest.TestCase):
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zipfp.printdir(file=fp)
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directory = fp.getvalue()
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lines = directory.splitlines()
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self.assertEquals(len(lines), 4) # Number of files + header
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self.assertEqual(len(lines), 4) # Number of files + header
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self.assertTrue('File Name' in lines[0])
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self.assertTrue('Modified' in lines[0])
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self.assertTrue('Size' in lines[0])
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fn, date, time, size = lines[1].split()
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self.assertEquals(fn, 'another.name')
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# XXX: timestamp is not tested
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self.assertEquals(size, str(len(self.data)))
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fn, date, time_, size = lines[1].split()
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self.assertEqual(fn, 'another.name')
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self.assertTrue(time.strptime(date, '%Y-%m-%d'))
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self.assertTrue(time.strptime(time_, '%H:%M:%S'))
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self.assertEqual(size, str(len(self.data)))
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# Check the namelist
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names = zipfp.namelist()
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self.assertEquals(len(names), 3)
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self.assertEqual(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another.name" in names)
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self.assertTrue("strfile" in names)
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# Check infolist
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infos = zipfp.infolist()
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names = [ i.filename for i in infos ]
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self.assertEquals(len(names), 3)
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names = [i.filename for i in infos]
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self.assertEqual(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another.name" in names)
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self.assertTrue("strfile" in names)
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for i in infos:
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self.assertEquals(i.file_size, len(self.data))
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self.assertEqual(i.file_size, len(self.data))
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# check getinfo
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for nm in (TESTFN, "another.name", "strfile"):
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info = zipfp.getinfo(nm)
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self.assertEquals(info.filename, nm)
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self.assertEquals(info.file_size, len(self.data))
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self.assertEqual(info.filename, nm)
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self.assertEqual(info.file_size, len(self.data))
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# Check that testzip doesn't raise an exception
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zipfp.testzip()
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@ -239,7 +240,7 @@ class TestsWithSourceFile(unittest.TestCase):
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@skipUnless(zlib, "requires zlib")
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def test_low_compression(self):
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# Checks for cases where compressed data is larger than original
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"""Check for cases where compressed data is larger than original."""
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# Create the ZIP archive
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with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_DEFLATED) as zipfp:
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zipfp.writestr("strfile", '12')
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@ -258,7 +259,7 @@ class TestsWithSourceFile(unittest.TestCase):
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self.assertEqual(zipfp.namelist(), ["absolute"])
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def test_append_to_zip_file(self):
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# Test appending to an existing zipfile
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"""Test appending to an existing zipfile."""
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with zipfile.ZipFile(TESTFN2, "w", zipfile.ZIP_STORED) as zipfp:
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zipfp.write(TESTFN, TESTFN)
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@ -267,30 +268,32 @@ class TestsWithSourceFile(unittest.TestCase):
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self.assertEqual(zipfp.namelist(), [TESTFN, "strfile"])
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def test_append_to_non_zip_file(self):
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# Test appending to an existing file that is not a zipfile
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"""Test appending to an existing file that is not a zipfile."""
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# NOTE: this test fails if len(d) < 22 because of the first
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# line "fpin.seek(-22, 2)" in _EndRecData
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d = b'I am not a ZipFile!'*10
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f = open(TESTFN2, 'wb')
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f.write(d)
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f.close()
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data = b'I am not a ZipFile!'*10
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with open(TESTFN2, 'wb') as f:
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f.write(data)
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with zipfile.ZipFile(TESTFN2, "a", zipfile.ZIP_STORED) as zipfp:
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zipfp.write(TESTFN, TESTFN)
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f = open(TESTFN2, 'rb')
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f.seek(len(d))
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with zipfile.ZipFile(f, "r") as zipfp:
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self.assertEqual(zipfp.namelist(), [TESTFN])
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with open(TESTFN2, 'rb') as f:
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f.seek(len(data))
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with zipfile.ZipFile(f, "r") as zipfp:
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self.assertEqual(zipfp.namelist(), [TESTFN])
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def test_write_default_name(self):
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# Check that calling ZipFile.write without arcname specified produces the expected result
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"""Check that calling ZipFile.write without arcname specified
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produces the expected result."""
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with zipfile.ZipFile(TESTFN2, "w") as zipfp:
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zipfp.write(TESTFN)
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self.assertEqual(zipfp.read(TESTFN), open(TESTFN, "rb").read())
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@skipUnless(zlib, "requires zlib")
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def test_per_file_compression(self):
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# Check that files within a Zip archive can have different compression options
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"""Check that files within a Zip archive can have different
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compression options."""
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with zipfile.ZipFile(TESTFN2, "w") as zipfp:
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zipfp.write(TESTFN, 'storeme', zipfile.ZIP_STORED)
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zipfp.write(TESTFN, 'deflateme', zipfile.ZIP_DEFLATED)
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@ -300,8 +303,8 @@ class TestsWithSourceFile(unittest.TestCase):
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self.assertEqual(dinfo.compress_type, zipfile.ZIP_DEFLATED)
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def test_write_to_readonly(self):
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# Check that trying to call write() on a readonly ZipFile object
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# raises a RuntimeError
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"""Check that trying to call write() on a readonly ZipFile object
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raises a RuntimeError."""
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with zipfile.ZipFile(TESTFN2, mode="w") as zipfp:
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zipfp.writestr("somefile.txt", "bogus")
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@ -417,19 +420,18 @@ class TestZip64InSmallFiles(unittest.TestCase):
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self.data = b'\n'.join(line_gen)
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# Make a source file with some lines
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fp = open(TESTFN, "wb")
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fp.write(self.data)
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fp.close()
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with open(TESTFN, "wb") as fp:
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fp.write(self.data)
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def large_file_exception_test(self, f, compression):
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with zipfile.ZipFile(f, "w", compression) as zipfp:
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self.assertRaises(zipfile.LargeZipFile,
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zipfp.write, TESTFN, "another.name")
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zipfp.write, TESTFN, "another.name")
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def large_file_exception_test2(self, f, compression):
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with zipfile.ZipFile(f, "w", compression) as zipfp:
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self.assertRaises(zipfile.LargeZipFile,
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zipfp.writestr, "another.name", self.data)
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zipfp.writestr, "another.name", self.data)
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def test_large_file_exception(self):
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for f in (TESTFN2, TemporaryFile(), io.BytesIO()):
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@ -455,39 +457,40 @@ class TestZip64InSmallFiles(unittest.TestCase):
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directory = fp.getvalue()
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lines = directory.splitlines()
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self.assertEquals(len(lines), 4) # Number of files + header
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self.assertEqual(len(lines), 4) # Number of files + header
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self.assertTrue('File Name' in lines[0])
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self.assertTrue('Modified' in lines[0])
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self.assertTrue('Size' in lines[0])
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fn, date, time, size = lines[1].split()
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self.assertEquals(fn, 'another.name')
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# XXX: timestamp is not tested
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self.assertEquals(size, str(len(self.data)))
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fn, date, time_, size = lines[1].split()
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self.assertEqual(fn, 'another.name')
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self.assertTrue(time.strptime(date, '%Y-%m-%d'))
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self.assertTrue(time.strptime(time_, '%H:%M:%S'))
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self.assertEqual(size, str(len(self.data)))
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# Check the namelist
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names = zipfp.namelist()
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self.assertEquals(len(names), 3)
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self.assertEqual(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another.name" in names)
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self.assertTrue("strfile" in names)
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# Check infolist
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infos = zipfp.infolist()
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names = [ i.filename for i in infos ]
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self.assertEquals(len(names), 3)
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names = [i.filename for i in infos]
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self.assertEqual(len(names), 3)
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self.assertTrue(TESTFN in names)
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self.assertTrue("another.name" in names)
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self.assertTrue("strfile" in names)
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for i in infos:
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self.assertEquals(i.file_size, len(self.data))
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self.assertEqual(i.file_size, len(self.data))
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# check getinfo
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for nm in (TESTFN, "another.name", "strfile"):
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info = zipfp.getinfo(nm)
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self.assertEquals(info.filename, nm)
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self.assertEquals(info.file_size, len(self.data))
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self.assertEqual(info.filename, nm)
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self.assertEqual(info.file_size, len(self.data))
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# Check that testzip doesn't raise an exception
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zipfp.testzip()
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@ -531,12 +534,12 @@ class PyZipFileTests(unittest.TestCase):
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with zipfile.PyZipFile(TemporaryFile(), "w") as zipfp:
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fn = __file__
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if fn.endswith('.pyc') or fn.endswith('.pyo'):
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if fn.endswith(('.pyc', '.pyo')):
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fn = fn[:-1]
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zipfp.writepy(fn, "testpackage")
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bn = "%s/%s"%("testpackage", os.path.basename(fn))
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bn = "%s/%s" % ("testpackage", os.path.basename(fn))
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self.assertTrue(bn not in zipfp.namelist())
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self.assertTrue(bn + 'o' in zipfp.namelist() or
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bn + 'c' in zipfp.namelist())
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@ -548,7 +551,8 @@ class PyZipFileTests(unittest.TestCase):
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with zipfile.PyZipFile(TemporaryFile(), "w") as zipfp:
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zipfp.writepy(packagedir)
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# Check for a couple of modules at different levels of the hieararchy
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# Check for a couple of modules at different levels of the
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# hierarchy
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names = zipfp.namelist()
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self.assertTrue('email/__init__.pyo' in names or
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'email/__init__.pyc' in names)
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@ -558,17 +562,14 @@ class PyZipFileTests(unittest.TestCase):
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def test_write_python_directory(self):
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os.mkdir(TESTFN2)
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try:
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fp = open(os.path.join(TESTFN2, "mod1.py"), "w")
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fp.write("print(42)\n")
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fp.close()
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with open(os.path.join(TESTFN2, "mod1.py"), "w") as fp:
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fp.write("print(42)\n")
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fp = open(os.path.join(TESTFN2, "mod2.py"), "w")
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fp.write("print(42 * 42)\n")
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fp.close()
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with open(os.path.join(TESTFN2, "mod2.py"), "w") as fp:
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fp.write("print(42 * 42)\n")
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fp = open(os.path.join(TESTFN2, "mod2.txt"), "w")
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fp.write("bla bla bla\n")
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fp.close()
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with open(os.path.join(TESTFN2, "mod2.txt"), "w") as fp:
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fp.write("bla bla bla\n")
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zipfp = zipfile.PyZipFile(TemporaryFile(), "w")
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zipfp.writepy(TESTFN2)
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@ -619,28 +620,26 @@ class OtherTests(unittest.TestCase):
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def test_close_erroneous_file(self):
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# This test checks that the ZipFile constructor closes the file object
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# it opens if there's an error in the file. If it doesn't, the traceback
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# holds a reference to the ZipFile object and, indirectly, the file object.
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# it opens if there's an error in the file. If it doesn't, the
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# traceback holds a reference to the ZipFile object and, indirectly,
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# the file object.
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# On Windows, this causes the os.unlink() call to fail because the
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# underlying file is still open. This is SF bug #412214.
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#
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fp = open(TESTFN, "w")
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fp.write("this is not a legal zip file\n")
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fp.close()
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with open(TESTFN, "w") as fp:
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fp.write("this is not a legal zip file\n")
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try:
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zf = zipfile.ZipFile(TESTFN)
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except zipfile.BadZipfile:
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pass
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def test_is_zip_erroneous_file(self):
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# This test checks that the is_zipfile function correctly identifies
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# a file that is not a zip file
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"""Check that is_zipfile() correctly identifies non-zip files."""
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# - passing a filename
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with open(TESTFN, "w") as fp:
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fp.write("this is not a legal zip file\n")
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chk = zipfile.is_zipfile(TESTFN)
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self.assertTrue(not chk)
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self.assertFalse(chk)
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# - passing a file object
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with open(TESTFN, "rb") as fp:
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chk = zipfile.is_zipfile(fp)
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@ -650,14 +649,12 @@ class OtherTests(unittest.TestCase):
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fp.write(b"this is not a legal zip file\n")
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chk = zipfile.is_zipfile(fp)
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self.assertTrue(not chk)
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fp.seek(0,0)
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fp.seek(0, 0)
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chk = zipfile.is_zipfile(fp)
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self.assertTrue(not chk)
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def test_is_zip_valid_file(self):
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# This test checks that the is_zipfile function correctly identifies
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# a file that is a zip file
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"""Check that is_zipfile() correctly identifies zip files."""
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# - passing a filename
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with zipfile.ZipFile(TESTFN, mode="w") as zipf:
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zipf.writestr("foo.txt", b"O, for a Muse of Fire!")
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@ -668,14 +665,14 @@ class OtherTests(unittest.TestCase):
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with open(TESTFN, "rb") as fp:
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chk = zipfile.is_zipfile(fp)
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self.assertTrue(chk)
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fp.seek(0,0)
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fp.seek(0, 0)
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zip_contents = fp.read()
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# - passing a file-like object
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fp = io.BytesIO()
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fp.write(zip_contents)
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chk = zipfile.is_zipfile(fp)
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self.assertTrue(chk)
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fp.seek(0,0)
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fp.seek(0, 0)
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chk = zipfile.is_zipfile(fp)
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self.assertTrue(chk)
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@ -698,13 +695,12 @@ class OtherTests(unittest.TestCase):
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f.close()
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self.assertRaises(zipfile.BadZipfile, zipfile.ZipFile, TESTFN)
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f = open(TESTFN, 'w')
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f.write("short file")
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f.close()
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with open(TESTFN, 'w') as fp:
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fp.write("short file")
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self.assertRaises(zipfile.BadZipfile, zipfile.ZipFile, TESTFN)
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def test_closed_zip_raises_RuntimeError(self):
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# Verify that testzip() doesn't swallow inappropriate exceptions.
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"""Verify that testzip() doesn't swallow inappropriate exceptions."""
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data = io.BytesIO()
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with zipfile.ZipFile(data, mode="w") as zipf:
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zipf.writestr("foo.txt", "O, for a Muse of Fire!")
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@ -721,11 +717,11 @@ class OtherTests(unittest.TestCase):
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self.assertRaises(RuntimeError, zipf.write, TESTFN)
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def test_bad_constructor_mode(self):
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# Check that bad modes passed to ZipFile constructor are caught
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"""Check that bad modes passed to ZipFile constructor are caught."""
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self.assertRaises(RuntimeError, zipfile.ZipFile, TESTFN, "q")
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def test_bad_open_mode(self):
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# Check that bad modes passed to ZipFile.open are caught
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"""Check that bad modes passed to ZipFile.open are caught."""
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with zipfile.ZipFile(TESTFN, mode="w") as zipf:
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zipf.writestr("foo.txt", "O, for a Muse of Fire!")
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@ -735,8 +731,8 @@ class OtherTests(unittest.TestCase):
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self.assertRaises(RuntimeError, zipf.open, "foo.txt", "q")
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def test_read0(self):
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# Check that calling read(0) on a ZipExtFile object returns an empty
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# string and doesn't advance file pointer
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"""Check that calling read(0) on a ZipExtFile object returns an empty
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string and doesn't advance file pointer."""
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with zipfile.ZipFile(TESTFN, mode="w") as zipf:
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zipf.writestr("foo.txt", "O, for a Muse of Fire!")
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# read the data to make sure the file is there
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@ -747,30 +743,32 @@ class OtherTests(unittest.TestCase):
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self.assertEqual(f.read(), b"O, for a Muse of Fire!")
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def test_open_non_existent_item(self):
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# Check that attempting to call open() for an item that doesn't
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# exist in the archive raises a RuntimeError
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"""Check that attempting to call open() for an item that doesn't
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exist in the archive raises a RuntimeError."""
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with zipfile.ZipFile(TESTFN, mode="w") as zipf:
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self.assertRaises(KeyError, zipf.open, "foo.txt", "r")
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def test_bad_compression_mode(self):
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# Check that bad compression methods passed to ZipFile.open are caught
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"""Check that bad compression methods passed to ZipFile.open are
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caught."""
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self.assertRaises(RuntimeError, zipfile.ZipFile, TESTFN, "w", -1)
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def test_null_byte_in_filename(self):
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# Check that a filename containing a null byte is properly terminated
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"""Check that a filename containing a null byte is properly
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terminated."""
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||||
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
||||
zipf.writestr("foo.txt\x00qqq", b"O, for a Muse of Fire!")
|
||||
self.assertEqual(zipf.namelist(), ['foo.txt'])
|
||||
|
||||
def test_struct_sizes(self):
|
||||
# check that ZIP internal structure sizes are calculated correctly
|
||||
"""Check that ZIP internal structure sizes are calculated correctly."""
|
||||
self.assertEqual(zipfile.sizeEndCentDir, 22)
|
||||
self.assertEqual(zipfile.sizeCentralDir, 46)
|
||||
self.assertEqual(zipfile.sizeEndCentDir64, 56)
|
||||
self.assertEqual(zipfile.sizeEndCentDir64Locator, 20)
|
||||
|
||||
def test_comments(self):
|
||||
# This test checks that comments on the archive are handled properly
|
||||
"""Check that comments on the archive are handled properly."""
|
||||
|
||||
# check default comment is empty
|
||||
with zipfile.ZipFile(TESTFN, mode="w") as zipf:
|
||||
|
|
@ -811,9 +809,9 @@ class OtherTests(unittest.TestCase):
|
|||
|
||||
|
||||
class DecryptionTests(unittest.TestCase):
|
||||
# This test checks that ZIP decryption works. Since the library does not
|
||||
# support encryption at the moment, we use a pre-generated encrypted
|
||||
# ZIP file
|
||||
"""Check that ZIP decryption works. Since the library does not
|
||||
support encryption at the moment, we use a pre-generated encrypted
|
||||
ZIP file."""
|
||||
|
||||
data = (
|
||||
b'PK\x03\x04\x14\x00\x01\x00\x00\x00n\x92i.#y\xef?&\x00\x00\x00\x1a\x00'
|
||||
|
|
@ -837,13 +835,11 @@ class DecryptionTests(unittest.TestCase):
|
|||
plain2 = b'\x00'*512
|
||||
|
||||
def setUp(self):
|
||||
fp = open(TESTFN, "wb")
|
||||
fp.write(self.data)
|
||||
fp.close()
|
||||
with open(TESTFN, "wb") as fp:
|
||||
fp.write(self.data)
|
||||
self.zip = zipfile.ZipFile(TESTFN, "r")
|
||||
fp = open(TESTFN2, "wb")
|
||||
fp.write(self.data2)
|
||||
fp.close()
|
||||
with open(TESTFN2, "wb") as fp:
|
||||
fp.write(self.data2)
|
||||
self.zip2 = zipfile.ZipFile(TESTFN2, "r")
|
||||
|
||||
def tearDown(self):
|
||||
|
|
@ -867,9 +863,9 @@ class DecryptionTests(unittest.TestCase):
|
|||
@skipUnless(zlib, "requires zlib")
|
||||
def test_good_password(self):
|
||||
self.zip.setpassword(b"python")
|
||||
self.assertEquals(self.zip.read("test.txt"), self.plain)
|
||||
self.assertEqual(self.zip.read("test.txt"), self.plain)
|
||||
self.zip2.setpassword(b"12345")
|
||||
self.assertEquals(self.zip2.read("zero"), self.plain2)
|
||||
self.assertEqual(self.zip2.read("zero"), self.plain2)
|
||||
|
||||
|
||||
class TestsWithRandomBinaryFiles(unittest.TestCase):
|
||||
|
|
@ -879,9 +875,8 @@ class TestsWithRandomBinaryFiles(unittest.TestCase):
|
|||
for i in range(datacount))
|
||||
|
||||
# Make a source file with some lines
|
||||
fp = open(TESTFN, "wb")
|
||||
fp.write(self.data)
|
||||
fp.close()
|
||||
with open(TESTFN, "wb") as fp:
|
||||
fp.write(self.data)
|
||||
|
||||
def tearDown(self):
|
||||
unlink(TESTFN)
|
||||
|
|
@ -933,8 +928,8 @@ class TestsWithRandomBinaryFiles(unittest.TestCase):
|
|||
self.assertEqual(testdata1, self.data)
|
||||
|
||||
testdata2 = b''.join(zipdata2)
|
||||
self.assertEqual(len(testdata1), len(self.data))
|
||||
self.assertEqual(testdata1, self.data)
|
||||
self.assertEqual(len(testdata2), len(self.data))
|
||||
self.assertEqual(testdata2, self.data)
|
||||
|
||||
def test_open_stored(self):
|
||||
for f in (TESTFN2, TemporaryFile(), io.BytesIO()):
|
||||
|
|
|
|||
Loading…
Reference in New Issue