| import unittest |
| from test import support |
| import base64 |
| import binascii |
| import os |
| from array import array |
| from test.support import script_helper |
| |
| |
| class LegacyBase64TestCase(unittest.TestCase): |
| |
| # Legacy API is not as permissive as the modern API |
| def check_type_errors(self, f): |
| self.assertRaises(TypeError, f, "") |
| self.assertRaises(TypeError, f, []) |
| multidimensional = memoryview(b"1234").cast('B', (2, 2)) |
| self.assertRaises(TypeError, f, multidimensional) |
| int_data = memoryview(b"1234").cast('I') |
| self.assertRaises(TypeError, f, int_data) |
| |
| def test_encodestring_warns(self): |
| with self.assertWarns(DeprecationWarning): |
| base64.encodestring(b"www.python.org") |
| |
| def test_decodestring_warns(self): |
| with self.assertWarns(DeprecationWarning): |
| base64.decodestring(b"d3d3LnB5dGhvbi5vcmc=\n") |
| |
| def test_encodebytes(self): |
| eq = self.assertEqual |
| eq(base64.encodebytes(b"www.python.org"), b"d3d3LnB5dGhvbi5vcmc=\n") |
| eq(base64.encodebytes(b"a"), b"YQ==\n") |
| eq(base64.encodebytes(b"ab"), b"YWI=\n") |
| eq(base64.encodebytes(b"abc"), b"YWJj\n") |
| eq(base64.encodebytes(b""), b"") |
| eq(base64.encodebytes(b"abcdefghijklmnopqrstuvwxyz" |
| b"ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| b"0123456789!@#0^&*();:<>,. []{}"), |
| b"YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXpBQkNE" |
| b"RUZHSElKS0xNTk9QUVJTVFVWV1hZWjAxMjM0\nNT" |
| b"Y3ODkhQCMwXiYqKCk7Ojw+LC4gW117fQ==\n") |
| # Non-bytes |
| eq(base64.encodebytes(bytearray(b'abc')), b'YWJj\n') |
| eq(base64.encodebytes(memoryview(b'abc')), b'YWJj\n') |
| eq(base64.encodebytes(array('B', b'abc')), b'YWJj\n') |
| self.check_type_errors(base64.encodebytes) |
| |
| def test_decodebytes(self): |
| eq = self.assertEqual |
| eq(base64.decodebytes(b"d3d3LnB5dGhvbi5vcmc=\n"), b"www.python.org") |
| eq(base64.decodebytes(b"YQ==\n"), b"a") |
| eq(base64.decodebytes(b"YWI=\n"), b"ab") |
| eq(base64.decodebytes(b"YWJj\n"), b"abc") |
| eq(base64.decodebytes(b"YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXpBQkNE" |
| b"RUZHSElKS0xNTk9QUVJTVFVWV1hZWjAxMjM0\nNT" |
| b"Y3ODkhQCMwXiYqKCk7Ojw+LC4gW117fQ==\n"), |
| b"abcdefghijklmnopqrstuvwxyz" |
| b"ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| b"0123456789!@#0^&*();:<>,. []{}") |
| eq(base64.decodebytes(b''), b'') |
| # Non-bytes |
| eq(base64.decodebytes(bytearray(b'YWJj\n')), b'abc') |
| eq(base64.decodebytes(memoryview(b'YWJj\n')), b'abc') |
| eq(base64.decodebytes(array('B', b'YWJj\n')), b'abc') |
| self.check_type_errors(base64.decodebytes) |
| |
| def test_encode(self): |
| eq = self.assertEqual |
| from io import BytesIO, StringIO |
| infp = BytesIO(b'abcdefghijklmnopqrstuvwxyz' |
| b'ABCDEFGHIJKLMNOPQRSTUVWXYZ' |
| b'0123456789!@#0^&*();:<>,. []{}') |
| outfp = BytesIO() |
| base64.encode(infp, outfp) |
| eq(outfp.getvalue(), |
| b'YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXpBQkNE' |
| b'RUZHSElKS0xNTk9QUVJTVFVWV1hZWjAxMjM0\nNT' |
| b'Y3ODkhQCMwXiYqKCk7Ojw+LC4gW117fQ==\n') |
| # Non-binary files |
| self.assertRaises(TypeError, base64.encode, StringIO('abc'), BytesIO()) |
| self.assertRaises(TypeError, base64.encode, BytesIO(b'abc'), StringIO()) |
| self.assertRaises(TypeError, base64.encode, StringIO('abc'), StringIO()) |
| |
| def test_decode(self): |
| from io import BytesIO, StringIO |
| infp = BytesIO(b'd3d3LnB5dGhvbi5vcmc=') |
| outfp = BytesIO() |
| base64.decode(infp, outfp) |
| self.assertEqual(outfp.getvalue(), b'www.python.org') |
| # Non-binary files |
| self.assertRaises(TypeError, base64.encode, StringIO('YWJj\n'), BytesIO()) |
| self.assertRaises(TypeError, base64.encode, BytesIO(b'YWJj\n'), StringIO()) |
| self.assertRaises(TypeError, base64.encode, StringIO('YWJj\n'), StringIO()) |
| |
| |
| class BaseXYTestCase(unittest.TestCase): |
| |
| # Modern API completely ignores exported dimension and format data and |
| # treats any buffer as a stream of bytes |
| def check_encode_type_errors(self, f): |
| self.assertRaises(TypeError, f, "") |
| self.assertRaises(TypeError, f, []) |
| |
| def check_decode_type_errors(self, f): |
| self.assertRaises(TypeError, f, []) |
| |
| def check_other_types(self, f, bytes_data, expected): |
| eq = self.assertEqual |
| b = bytearray(bytes_data) |
| eq(f(b), expected) |
| # The bytearray wasn't mutated |
| eq(b, bytes_data) |
| eq(f(memoryview(bytes_data)), expected) |
| eq(f(array('B', bytes_data)), expected) |
| # XXX why is b64encode hardcoded here? |
| self.check_nonbyte_element_format(base64.b64encode, bytes_data) |
| self.check_multidimensional(base64.b64encode, bytes_data) |
| |
| def check_multidimensional(self, f, data): |
| padding = b"\x00" if len(data) % 2 else b"" |
| bytes_data = data + padding # Make sure cast works |
| shape = (len(bytes_data) // 2, 2) |
| multidimensional = memoryview(bytes_data).cast('B', shape) |
| self.assertEqual(f(multidimensional), f(bytes_data)) |
| |
| def check_nonbyte_element_format(self, f, data): |
| padding = b"\x00" * ((4 - len(data)) % 4) |
| bytes_data = data + padding # Make sure cast works |
| int_data = memoryview(bytes_data).cast('I') |
| self.assertEqual(f(int_data), f(bytes_data)) |
| |
| |
| def test_b64encode(self): |
| eq = self.assertEqual |
| # Test default alphabet |
| eq(base64.b64encode(b"www.python.org"), b"d3d3LnB5dGhvbi5vcmc=") |
| eq(base64.b64encode(b'\x00'), b'AA==') |
| eq(base64.b64encode(b"a"), b"YQ==") |
| eq(base64.b64encode(b"ab"), b"YWI=") |
| eq(base64.b64encode(b"abc"), b"YWJj") |
| eq(base64.b64encode(b""), b"") |
| eq(base64.b64encode(b"abcdefghijklmnopqrstuvwxyz" |
| b"ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| b"0123456789!@#0^&*();:<>,. []{}"), |
| b"YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXpBQkNE" |
| b"RUZHSElKS0xNTk9QUVJTVFVWV1hZWjAxMjM0NT" |
| b"Y3ODkhQCMwXiYqKCk7Ojw+LC4gW117fQ==") |
| # Test with arbitrary alternative characters |
| eq(base64.b64encode(b'\xd3V\xbeo\xf7\x1d', altchars=b'*$'), b'01a*b$cd') |
| eq(base64.b64encode(b'\xd3V\xbeo\xf7\x1d', altchars=bytearray(b'*$')), |
| b'01a*b$cd') |
| eq(base64.b64encode(b'\xd3V\xbeo\xf7\x1d', altchars=memoryview(b'*$')), |
| b'01a*b$cd') |
| eq(base64.b64encode(b'\xd3V\xbeo\xf7\x1d', altchars=array('B', b'*$')), |
| b'01a*b$cd') |
| # Non-bytes |
| self.check_other_types(base64.b64encode, b'abcd', b'YWJjZA==') |
| self.check_encode_type_errors(base64.b64encode) |
| self.assertRaises(TypeError, base64.b64encode, b"", altchars="*$") |
| # Test standard alphabet |
| eq(base64.standard_b64encode(b"www.python.org"), b"d3d3LnB5dGhvbi5vcmc=") |
| eq(base64.standard_b64encode(b"a"), b"YQ==") |
| eq(base64.standard_b64encode(b"ab"), b"YWI=") |
| eq(base64.standard_b64encode(b"abc"), b"YWJj") |
| eq(base64.standard_b64encode(b""), b"") |
| eq(base64.standard_b64encode(b"abcdefghijklmnopqrstuvwxyz" |
| b"ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| b"0123456789!@#0^&*();:<>,. []{}"), |
| b"YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXpBQkNE" |
| b"RUZHSElKS0xNTk9QUVJTVFVWV1hZWjAxMjM0NT" |
| b"Y3ODkhQCMwXiYqKCk7Ojw+LC4gW117fQ==") |
| # Non-bytes |
| self.check_other_types(base64.standard_b64encode, |
| b'abcd', b'YWJjZA==') |
| self.check_encode_type_errors(base64.standard_b64encode) |
| # Test with 'URL safe' alternative characters |
| eq(base64.urlsafe_b64encode(b'\xd3V\xbeo\xf7\x1d'), b'01a-b_cd') |
| # Non-bytes |
| self.check_other_types(base64.urlsafe_b64encode, |
| b'\xd3V\xbeo\xf7\x1d', b'01a-b_cd') |
| self.check_encode_type_errors(base64.urlsafe_b64encode) |
| |
| def test_b64decode(self): |
| eq = self.assertEqual |
| |
| tests = {b"d3d3LnB5dGhvbi5vcmc=": b"www.python.org", |
| b'AA==': b'\x00', |
| b"YQ==": b"a", |
| b"YWI=": b"ab", |
| b"YWJj": b"abc", |
| b"YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXpBQkNE" |
| b"RUZHSElKS0xNTk9QUVJTVFVWV1hZWjAxMjM0\nNT" |
| b"Y3ODkhQCMwXiYqKCk7Ojw+LC4gW117fQ==": |
| |
| b"abcdefghijklmnopqrstuvwxyz" |
| b"ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| b"0123456789!@#0^&*();:<>,. []{}", |
| b'': b'', |
| } |
| for data, res in tests.items(): |
| eq(base64.b64decode(data), res) |
| eq(base64.b64decode(data.decode('ascii')), res) |
| # Non-bytes |
| self.check_other_types(base64.b64decode, b"YWJj", b"abc") |
| self.check_decode_type_errors(base64.b64decode) |
| |
| # Test with arbitrary alternative characters |
| tests_altchars = {(b'01a*b$cd', b'*$'): b'\xd3V\xbeo\xf7\x1d', |
| } |
| for (data, altchars), res in tests_altchars.items(): |
| data_str = data.decode('ascii') |
| altchars_str = altchars.decode('ascii') |
| |
| eq(base64.b64decode(data, altchars=altchars), res) |
| eq(base64.b64decode(data_str, altchars=altchars), res) |
| eq(base64.b64decode(data, altchars=altchars_str), res) |
| eq(base64.b64decode(data_str, altchars=altchars_str), res) |
| |
| # Test standard alphabet |
| for data, res in tests.items(): |
| eq(base64.standard_b64decode(data), res) |
| eq(base64.standard_b64decode(data.decode('ascii')), res) |
| # Non-bytes |
| self.check_other_types(base64.standard_b64decode, b"YWJj", b"abc") |
| self.check_decode_type_errors(base64.standard_b64decode) |
| |
| # Test with 'URL safe' alternative characters |
| tests_urlsafe = {b'01a-b_cd': b'\xd3V\xbeo\xf7\x1d', |
| b'': b'', |
| } |
| for data, res in tests_urlsafe.items(): |
| eq(base64.urlsafe_b64decode(data), res) |
| eq(base64.urlsafe_b64decode(data.decode('ascii')), res) |
| # Non-bytes |
| self.check_other_types(base64.urlsafe_b64decode, b'01a-b_cd', |
| b'\xd3V\xbeo\xf7\x1d') |
| self.check_decode_type_errors(base64.urlsafe_b64decode) |
| |
| def test_b64decode_padding_error(self): |
| self.assertRaises(binascii.Error, base64.b64decode, b'abc') |
| self.assertRaises(binascii.Error, base64.b64decode, 'abc') |
| |
| def test_b64decode_invalid_chars(self): |
| # issue 1466065: Test some invalid characters. |
| tests = ((b'%3d==', b'\xdd'), |
| (b'$3d==', b'\xdd'), |
| (b'[==', b''), |
| (b'YW]3=', b'am'), |
| (b'3{d==', b'\xdd'), |
| (b'3d}==', b'\xdd'), |
| (b'@@', b''), |
| (b'!', b''), |
| (b'YWJj\nYWI=', b'abcab')) |
| funcs = ( |
| base64.b64decode, |
| base64.standard_b64decode, |
| base64.urlsafe_b64decode, |
| ) |
| for bstr, res in tests: |
| for func in funcs: |
| with self.subTest(bstr=bstr, func=func): |
| self.assertEqual(func(bstr), res) |
| self.assertEqual(func(bstr.decode('ascii')), res) |
| with self.assertRaises(binascii.Error): |
| base64.b64decode(bstr, validate=True) |
| with self.assertRaises(binascii.Error): |
| base64.b64decode(bstr.decode('ascii'), validate=True) |
| |
| # Normal alphabet characters not discarded when alternative given |
| res = b'\xFB\xEF\xBE\xFF\xFF\xFF' |
| self.assertEqual(base64.b64decode(b'++[[//]]', b'[]'), res) |
| self.assertEqual(base64.urlsafe_b64decode(b'++--//__'), res) |
| |
| def test_b32encode(self): |
| eq = self.assertEqual |
| eq(base64.b32encode(b''), b'') |
| eq(base64.b32encode(b'\x00'), b'AA======') |
| eq(base64.b32encode(b'a'), b'ME======') |
| eq(base64.b32encode(b'ab'), b'MFRA====') |
| eq(base64.b32encode(b'abc'), b'MFRGG===') |
| eq(base64.b32encode(b'abcd'), b'MFRGGZA=') |
| eq(base64.b32encode(b'abcde'), b'MFRGGZDF') |
| # Non-bytes |
| self.check_other_types(base64.b32encode, b'abcd', b'MFRGGZA=') |
| self.check_encode_type_errors(base64.b32encode) |
| |
| def test_b32decode(self): |
| eq = self.assertEqual |
| tests = {b'': b'', |
| b'AA======': b'\x00', |
| b'ME======': b'a', |
| b'MFRA====': b'ab', |
| b'MFRGG===': b'abc', |
| b'MFRGGZA=': b'abcd', |
| b'MFRGGZDF': b'abcde', |
| } |
| for data, res in tests.items(): |
| eq(base64.b32decode(data), res) |
| eq(base64.b32decode(data.decode('ascii')), res) |
| # Non-bytes |
| self.check_other_types(base64.b32decode, b'MFRGG===', b"abc") |
| self.check_decode_type_errors(base64.b32decode) |
| |
| def test_b32decode_casefold(self): |
| eq = self.assertEqual |
| tests = {b'': b'', |
| b'ME======': b'a', |
| b'MFRA====': b'ab', |
| b'MFRGG===': b'abc', |
| b'MFRGGZA=': b'abcd', |
| b'MFRGGZDF': b'abcde', |
| # Lower cases |
| b'me======': b'a', |
| b'mfra====': b'ab', |
| b'mfrgg===': b'abc', |
| b'mfrggza=': b'abcd', |
| b'mfrggzdf': b'abcde', |
| } |
| |
| for data, res in tests.items(): |
| eq(base64.b32decode(data, True), res) |
| eq(base64.b32decode(data.decode('ascii'), True), res) |
| |
| self.assertRaises(binascii.Error, base64.b32decode, b'me======') |
| self.assertRaises(binascii.Error, base64.b32decode, 'me======') |
| |
| # Mapping zero and one |
| eq(base64.b32decode(b'MLO23456'), b'b\xdd\xad\xf3\xbe') |
| eq(base64.b32decode('MLO23456'), b'b\xdd\xad\xf3\xbe') |
| |
| map_tests = {(b'M1023456', b'L'): b'b\xdd\xad\xf3\xbe', |
| (b'M1023456', b'I'): b'b\x1d\xad\xf3\xbe', |
| } |
| for (data, map01), res in map_tests.items(): |
| data_str = data.decode('ascii') |
| map01_str = map01.decode('ascii') |
| |
| eq(base64.b32decode(data, map01=map01), res) |
| eq(base64.b32decode(data_str, map01=map01), res) |
| eq(base64.b32decode(data, map01=map01_str), res) |
| eq(base64.b32decode(data_str, map01=map01_str), res) |
| self.assertRaises(binascii.Error, base64.b32decode, data) |
| self.assertRaises(binascii.Error, base64.b32decode, data_str) |
| |
| def test_b32decode_error(self): |
| for data in [b'abc', b'ABCDEF==', b'==ABCDEF']: |
| with self.assertRaises(binascii.Error): |
| base64.b32decode(data) |
| with self.assertRaises(binascii.Error): |
| base64.b32decode(data.decode('ascii')) |
| |
| def test_b16encode(self): |
| eq = self.assertEqual |
| eq(base64.b16encode(b'\x01\x02\xab\xcd\xef'), b'0102ABCDEF') |
| eq(base64.b16encode(b'\x00'), b'00') |
| # Non-bytes |
| self.check_other_types(base64.b16encode, b'\x01\x02\xab\xcd\xef', |
| b'0102ABCDEF') |
| self.check_encode_type_errors(base64.b16encode) |
| |
| def test_b16decode(self): |
| eq = self.assertEqual |
| eq(base64.b16decode(b'0102ABCDEF'), b'\x01\x02\xab\xcd\xef') |
| eq(base64.b16decode('0102ABCDEF'), b'\x01\x02\xab\xcd\xef') |
| eq(base64.b16decode(b'00'), b'\x00') |
| eq(base64.b16decode('00'), b'\x00') |
| # Lower case is not allowed without a flag |
| self.assertRaises(binascii.Error, base64.b16decode, b'0102abcdef') |
| self.assertRaises(binascii.Error, base64.b16decode, '0102abcdef') |
| # Case fold |
| eq(base64.b16decode(b'0102abcdef', True), b'\x01\x02\xab\xcd\xef') |
| eq(base64.b16decode('0102abcdef', True), b'\x01\x02\xab\xcd\xef') |
| # Non-bytes |
| self.check_other_types(base64.b16decode, b"0102ABCDEF", |
| b'\x01\x02\xab\xcd\xef') |
| self.check_decode_type_errors(base64.b16decode) |
| eq(base64.b16decode(bytearray(b"0102abcdef"), True), |
| b'\x01\x02\xab\xcd\xef') |
| eq(base64.b16decode(memoryview(b"0102abcdef"), True), |
| b'\x01\x02\xab\xcd\xef') |
| eq(base64.b16decode(array('B', b"0102abcdef"), True), |
| b'\x01\x02\xab\xcd\xef') |
| # Non-alphabet characters |
| self.assertRaises(binascii.Error, base64.b16decode, '0102AG') |
| # Incorrect "padding" |
| self.assertRaises(binascii.Error, base64.b16decode, '010') |
| |
| def test_a85encode(self): |
| eq = self.assertEqual |
| |
| tests = { |
| b'': b'', |
| b"www.python.org": b'GB\\6`E-ZP=Df.1GEb>', |
| bytes(range(255)): b"""!!*-'"9eu7#RLhG$k3[W&.oNg'GVB"(`=52*$$""" |
| b"""(B+<_pR,UFcb-n-Vr/1iJ-0JP==1c70M3&s#]4?Ykm5X@_(6q'R884cE""" |
| b"""H9MJ8X:f1+h<)lt#=BSg3>[:ZC?t!MSA7]@cBPD3sCi+'.E,fo>FEMbN""" |
| b"""G^4U^I!pHnJ:W<)KS>/9Ll%"IN/`jYOHG]iPa.Q$R$jD4S=Q7DTV8*TU""" |
| b"""nsrdW2ZetXKAY/Yd(L?['d?O\\@K2_]Y2%o^qmn*`5Ta:aN;TJbg"GZd""" |
| b"""*^:jeCE.%f\\,!5gtgiEi8N\\UjQ5OekiqBum-X60nF?)@o_%qPq"ad`""" |
| b"""r;HT""", |
| b"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| b"0123456789!@#0^&*();:<>,. []{}": |
| b'@:E_WAS,RgBkhF"D/O92EH6,BF`qtRH$VbC6UX@47n?3D92&&T' |
| b":Jand;cHat='/U/0JP==1c70M3&r-I,;<FN.OZ`-3]oSW/g+A(H[P", |
| b"no padding..": b'DJpY:@:Wn_DJ(RS', |
| b"zero compression\0\0\0\0": b'H=_,8+Cf>,E,oN2F(oQ1z', |
| b"zero compression\0\0\0": b'H=_,8+Cf>,E,oN2F(oQ1!!!!', |
| b"Boundary:\0\0\0\0": b'6>q!aA79M(3WK-[!!', |
| b"Space compr: ": b';fH/TAKYK$D/aMV+<VdL', |
| b'\xff': b'rr', |
| b'\xff'*2: b's8N', |
| b'\xff'*3: b's8W*', |
| b'\xff'*4: b's8W-!', |
| } |
| |
| for data, res in tests.items(): |
| eq(base64.a85encode(data), res, data) |
| eq(base64.a85encode(data, adobe=False), res, data) |
| eq(base64.a85encode(data, adobe=True), b'<~' + res + b'~>', data) |
| |
| self.check_other_types(base64.a85encode, b"www.python.org", |
| b'GB\\6`E-ZP=Df.1GEb>') |
| |
| self.assertRaises(TypeError, base64.a85encode, "") |
| |
| eq(base64.a85encode(b"www.python.org", wrapcol=7, adobe=False), |
| b'GB\\6`E-\nZP=Df.1\nGEb>') |
| eq(base64.a85encode(b"\0\0\0\0www.python.org", wrapcol=7, adobe=False), |
| b'zGB\\6`E\n-ZP=Df.\n1GEb>') |
| eq(base64.a85encode(b"www.python.org", wrapcol=7, adobe=True), |
| b'<~GB\\6`\nE-ZP=Df\n.1GEb>\n~>') |
| |
| eq(base64.a85encode(b' '*8, foldspaces=True, adobe=False), b'yy') |
| eq(base64.a85encode(b' '*7, foldspaces=True, adobe=False), b'y+<Vd') |
| eq(base64.a85encode(b' '*6, foldspaces=True, adobe=False), b'y+<U') |
| eq(base64.a85encode(b' '*5, foldspaces=True, adobe=False), b'y+9') |
| |
| def test_b85encode(self): |
| eq = self.assertEqual |
| |
| tests = { |
| b'': b'', |
| b'www.python.org': b'cXxL#aCvlSZ*DGca%T', |
| bytes(range(255)): b"""009C61O)~M2nh-c3=Iws5D^j+6crX17#SKH9337X""" |
| b"""AR!_nBqb&%C@Cr{EG;fCFflSSG&MFiI5|2yJUu=?KtV!7L`6nNNJ&ad""" |
| b"""OifNtP*GA-R8>}2SXo+ITwPvYU}0ioWMyV&XlZI|Y;A6DaB*^Tbai%j""" |
| b"""czJqze0_d@fPsR8goTEOh>41ejE#<ukdcy;l$Dm3n3<ZJoSmMZprN9p""" |
| b"""q@|{(sHv)}tgWuEu(7hUw6(UkxVgH!yuH4^z`?@9#Kp$P$jQpf%+1cv""" |
| b"""(9zP<)YaD4*xB0K+}+;a;Njxq<mKk)=;`X~?CtLF@bU8V^!4`l`1$(#""" |
| b"""{Qdp""", |
| b"""abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ""" |
| b"""0123456789!@#0^&*();:<>,. []{}""": |
| b"""VPa!sWoBn+X=-b1ZEkOHadLBXb#`}nd3r%YLqtVJM@UIZOH55pPf$@(""" |
| b"""Q&d$}S6EqEFflSSG&MFiI5{CeBQRbjDkv#CIy^osE+AW7dwl""", |
| b'no padding..': b'Zf_uPVPs@!Zf7no', |
| b'zero compression\x00\x00\x00\x00': b'dS!BNAY*TBaB^jHb7^mG00000', |
| b'zero compression\x00\x00\x00': b'dS!BNAY*TBaB^jHb7^mG0000', |
| b"""Boundary:\x00\x00\x00\x00""": b"""LT`0$WMOi7IsgCw00""", |
| b'Space compr: ': b'Q*dEpWgug3ZE$irARr(h', |
| b'\xff': b'{{', |
| b'\xff'*2: b'|Nj', |
| b'\xff'*3: b'|Ns9', |
| b'\xff'*4: b'|NsC0', |
| } |
| |
| for data, res in tests.items(): |
| eq(base64.b85encode(data), res) |
| |
| self.check_other_types(base64.b85encode, b"www.python.org", |
| b'cXxL#aCvlSZ*DGca%T') |
| |
| def test_a85decode(self): |
| eq = self.assertEqual |
| |
| tests = { |
| b'': b'', |
| b'GB\\6`E-ZP=Df.1GEb>': b'www.python.org', |
| b"""! ! * -'"\n\t\t9eu\r\n7# RL\vhG$k3[W&.oNg'GVB"(`=52*$$""" |
| b"""(B+<_pR,UFcb-n-Vr/1iJ-0JP==1c70M3&s#]4?Ykm5X@_(6q'R884cE""" |
| b"""H9MJ8X:f1+h<)lt#=BSg3>[:ZC?t!MSA7]@cBPD3sCi+'.E,fo>FEMbN""" |
| b"""G^4U^I!pHnJ:W<)KS>/9Ll%"IN/`jYOHG]iPa.Q$R$jD4S=Q7DTV8*TU""" |
| b"""nsrdW2ZetXKAY/Yd(L?['d?O\\@K2_]Y2%o^qmn*`5Ta:aN;TJbg"GZd""" |
| b"""*^:jeCE.%f\\,!5gtgiEi8N\\UjQ5OekiqBum-X60nF?)@o_%qPq"ad`""" |
| b"""r;HT""": bytes(range(255)), |
| b"""@:E_WAS,RgBkhF"D/O92EH6,BF`qtRH$VbC6UX@47n?3D92&&T:Jand;c""" |
| b"""Hat='/U/0JP==1c70M3&r-I,;<FN.OZ`-3]oSW/g+A(H[P""": |
| b'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234' |
| b'56789!@#0^&*();:<>,. []{}', |
| b'DJpY:@:Wn_DJ(RS': b'no padding..', |
| b'H=_,8+Cf>,E,oN2F(oQ1z': b'zero compression\x00\x00\x00\x00', |
| b'H=_,8+Cf>,E,oN2F(oQ1!!!!': b'zero compression\x00\x00\x00', |
| b'6>q!aA79M(3WK-[!!': b"Boundary:\x00\x00\x00\x00", |
| b';fH/TAKYK$D/aMV+<VdL': b'Space compr: ', |
| b'rr': b'\xff', |
| b's8N': b'\xff'*2, |
| b's8W*': b'\xff'*3, |
| b's8W-!': b'\xff'*4, |
| } |
| |
| for data, res in tests.items(): |
| eq(base64.a85decode(data), res, data) |
| eq(base64.a85decode(data, adobe=False), res, data) |
| eq(base64.a85decode(data.decode("ascii"), adobe=False), res, data) |
| eq(base64.a85decode(b'<~' + data + b'~>', adobe=True), res, data) |
| eq(base64.a85decode(data + b'~>', adobe=True), res, data) |
| eq(base64.a85decode('<~%s~>' % data.decode("ascii"), adobe=True), |
| res, data) |
| |
| eq(base64.a85decode(b'yy', foldspaces=True, adobe=False), b' '*8) |
| eq(base64.a85decode(b'y+<Vd', foldspaces=True, adobe=False), b' '*7) |
| eq(base64.a85decode(b'y+<U', foldspaces=True, adobe=False), b' '*6) |
| eq(base64.a85decode(b'y+9', foldspaces=True, adobe=False), b' '*5) |
| |
| self.check_other_types(base64.a85decode, b'GB\\6`E-ZP=Df.1GEb>', |
| b"www.python.org") |
| |
| def test_b85decode(self): |
| eq = self.assertEqual |
| |
| tests = { |
| b'': b'', |
| b'cXxL#aCvlSZ*DGca%T': b'www.python.org', |
| b"""009C61O)~M2nh-c3=Iws5D^j+6crX17#SKH9337X""" |
| b"""AR!_nBqb&%C@Cr{EG;fCFflSSG&MFiI5|2yJUu=?KtV!7L`6nNNJ&ad""" |
| b"""OifNtP*GA-R8>}2SXo+ITwPvYU}0ioWMyV&XlZI|Y;A6DaB*^Tbai%j""" |
| b"""czJqze0_d@fPsR8goTEOh>41ejE#<ukdcy;l$Dm3n3<ZJoSmMZprN9p""" |
| b"""q@|{(sHv)}tgWuEu(7hUw6(UkxVgH!yuH4^z`?@9#Kp$P$jQpf%+1cv""" |
| b"""(9zP<)YaD4*xB0K+}+;a;Njxq<mKk)=;`X~?CtLF@bU8V^!4`l`1$(#""" |
| b"""{Qdp""": bytes(range(255)), |
| b"""VPa!sWoBn+X=-b1ZEkOHadLBXb#`}nd3r%YLqtVJM@UIZOH55pPf$@(""" |
| b"""Q&d$}S6EqEFflSSG&MFiI5{CeBQRbjDkv#CIy^osE+AW7dwl""": |
| b"""abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ""" |
| b"""0123456789!@#0^&*();:<>,. []{}""", |
| b'Zf_uPVPs@!Zf7no': b'no padding..', |
| b'dS!BNAY*TBaB^jHb7^mG00000': b'zero compression\x00\x00\x00\x00', |
| b'dS!BNAY*TBaB^jHb7^mG0000': b'zero compression\x00\x00\x00', |
| b"""LT`0$WMOi7IsgCw00""": b"""Boundary:\x00\x00\x00\x00""", |
| b'Q*dEpWgug3ZE$irARr(h': b'Space compr: ', |
| b'{{': b'\xff', |
| b'|Nj': b'\xff'*2, |
| b'|Ns9': b'\xff'*3, |
| b'|NsC0': b'\xff'*4, |
| } |
| |
| for data, res in tests.items(): |
| eq(base64.b85decode(data), res) |
| eq(base64.b85decode(data.decode("ascii")), res) |
| |
| self.check_other_types(base64.b85decode, b'cXxL#aCvlSZ*DGca%T', |
| b"www.python.org") |
| |
| def test_a85_padding(self): |
| eq = self.assertEqual |
| |
| eq(base64.a85encode(b"x", pad=True), b'GQ7^D') |
| eq(base64.a85encode(b"xx", pad=True), b"G^'2g") |
| eq(base64.a85encode(b"xxx", pad=True), b'G^+H5') |
| eq(base64.a85encode(b"xxxx", pad=True), b'G^+IX') |
| eq(base64.a85encode(b"xxxxx", pad=True), b'G^+IXGQ7^D') |
| |
| eq(base64.a85decode(b'GQ7^D'), b"x\x00\x00\x00") |
| eq(base64.a85decode(b"G^'2g"), b"xx\x00\x00") |
| eq(base64.a85decode(b'G^+H5'), b"xxx\x00") |
| eq(base64.a85decode(b'G^+IX'), b"xxxx") |
| eq(base64.a85decode(b'G^+IXGQ7^D'), b"xxxxx\x00\x00\x00") |
| |
| def test_b85_padding(self): |
| eq = self.assertEqual |
| |
| eq(base64.b85encode(b"x", pad=True), b'cmMzZ') |
| eq(base64.b85encode(b"xx", pad=True), b'cz6H+') |
| eq(base64.b85encode(b"xxx", pad=True), b'czAdK') |
| eq(base64.b85encode(b"xxxx", pad=True), b'czAet') |
| eq(base64.b85encode(b"xxxxx", pad=True), b'czAetcmMzZ') |
| |
| eq(base64.b85decode(b'cmMzZ'), b"x\x00\x00\x00") |
| eq(base64.b85decode(b'cz6H+'), b"xx\x00\x00") |
| eq(base64.b85decode(b'czAdK'), b"xxx\x00") |
| eq(base64.b85decode(b'czAet'), b"xxxx") |
| eq(base64.b85decode(b'czAetcmMzZ'), b"xxxxx\x00\x00\x00") |
| |
| def test_a85decode_errors(self): |
| illegal = (set(range(32)) | set(range(118, 256))) - set(b' \t\n\r\v') |
| for c in illegal: |
| with self.assertRaises(ValueError, msg=bytes([c])): |
| base64.a85decode(b'!!!!' + bytes([c])) |
| with self.assertRaises(ValueError, msg=bytes([c])): |
| base64.a85decode(b'!!!!' + bytes([c]), adobe=False) |
| with self.assertRaises(ValueError, msg=bytes([c])): |
| base64.a85decode(b'<~!!!!' + bytes([c]) + b'~>', adobe=True) |
| |
| self.assertRaises(ValueError, base64.a85decode, |
| b"malformed", adobe=True) |
| self.assertRaises(ValueError, base64.a85decode, |
| b"<~still malformed", adobe=True) |
| |
| # With adobe=False (the default), Adobe framing markers are disallowed |
| self.assertRaises(ValueError, base64.a85decode, |
| b"<~~>") |
| self.assertRaises(ValueError, base64.a85decode, |
| b"<~~>", adobe=False) |
| base64.a85decode(b"<~~>", adobe=True) # sanity check |
| |
| self.assertRaises(ValueError, base64.a85decode, |
| b"abcx", adobe=False) |
| self.assertRaises(ValueError, base64.a85decode, |
| b"abcdey", adobe=False) |
| self.assertRaises(ValueError, base64.a85decode, |
| b"a b\nc", adobe=False, ignorechars=b"") |
| |
| self.assertRaises(ValueError, base64.a85decode, b's', adobe=False) |
| self.assertRaises(ValueError, base64.a85decode, b's8', adobe=False) |
| self.assertRaises(ValueError, base64.a85decode, b's8W', adobe=False) |
| self.assertRaises(ValueError, base64.a85decode, b's8W-', adobe=False) |
| self.assertRaises(ValueError, base64.a85decode, b's8W-"', adobe=False) |
| |
| def test_b85decode_errors(self): |
| illegal = list(range(33)) + \ |
| list(b'"\',./:[\\]') + \ |
| list(range(128, 256)) |
| for c in illegal: |
| with self.assertRaises(ValueError, msg=bytes([c])): |
| base64.b85decode(b'0000' + bytes([c])) |
| |
| self.assertRaises(ValueError, base64.b85decode, b'|') |
| self.assertRaises(ValueError, base64.b85decode, b'|N') |
| self.assertRaises(ValueError, base64.b85decode, b'|Ns') |
| self.assertRaises(ValueError, base64.b85decode, b'|NsC') |
| self.assertRaises(ValueError, base64.b85decode, b'|NsC1') |
| |
| def test_decode_nonascii_str(self): |
| decode_funcs = (base64.b64decode, |
| base64.standard_b64decode, |
| base64.urlsafe_b64decode, |
| base64.b32decode, |
| base64.b16decode, |
| base64.b85decode, |
| base64.a85decode) |
| for f in decode_funcs: |
| self.assertRaises(ValueError, f, 'with non-ascii \xcb') |
| |
| def test_ErrorHeritage(self): |
| self.assertTrue(issubclass(binascii.Error, ValueError)) |
| |
| |
| class TestMain(unittest.TestCase): |
| def tearDown(self): |
| if os.path.exists(support.TESTFN): |
| os.unlink(support.TESTFN) |
| |
| def get_output(self, *args): |
| return script_helper.assert_python_ok('-m', 'base64', *args).out |
| |
| def test_encode_decode(self): |
| output = self.get_output('-t') |
| self.assertSequenceEqual(output.splitlines(), ( |
| b"b'Aladdin:open sesame'", |
| br"b'QWxhZGRpbjpvcGVuIHNlc2FtZQ==\n'", |
| b"b'Aladdin:open sesame'", |
| )) |
| |
| def test_encode_file(self): |
| with open(support.TESTFN, 'wb') as fp: |
| fp.write(b'a\xffb\n') |
| output = self.get_output('-e', support.TESTFN) |
| self.assertEqual(output.rstrip(), b'Yf9iCg==') |
| |
| def test_encode_from_stdin(self): |
| with script_helper.spawn_python('-m', 'base64', '-e') as proc: |
| out, err = proc.communicate(b'a\xffb\n') |
| self.assertEqual(out.rstrip(), b'Yf9iCg==') |
| self.assertIsNone(err) |
| |
| def test_decode(self): |
| with open(support.TESTFN, 'wb') as fp: |
| fp.write(b'Yf9iCg==') |
| output = self.get_output('-d', support.TESTFN) |
| self.assertEqual(output.rstrip(), b'a\xffb') |
| |
| if __name__ == '__main__': |
| unittest.main() |