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	gh-99593: Add tests for Unicode C API (part 3) (GH-104728)
Add tests for codecs.
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		|  | @ -1,10 +1,95 @@ | |||
| import unittest | ||||
| import sys | ||||
| from test.support import import_helper | ||||
| 
 | ||||
| _testcapi = import_helper.import_module('_testcapi') | ||||
| 
 | ||||
| NULL = None | ||||
| 
 | ||||
| 
 | ||||
| class CAPITest(unittest.TestCase): | ||||
|     # TODO: Test the following functions: | ||||
|     # | ||||
|     #   PyUnicode_BuildEncodingMap | ||||
|     #   PyUnicode_FSConverter | ||||
|     #   PyUnicode_FSDecoder | ||||
|     #   PyUnicode_DecodeMBCS | ||||
|     #   PyUnicode_DecodeMBCSStateful | ||||
|     #   PyUnicode_DecodeCodePageStateful | ||||
|     #   PyUnicode_AsMBCSString | ||||
|     #   PyUnicode_EncodeCodePage | ||||
|     #   PyUnicode_DecodeLocaleAndSize | ||||
|     #   PyUnicode_DecodeLocale | ||||
|     #   PyUnicode_EncodeLocale | ||||
|     #   PyUnicode_DecodeFSDefault | ||||
|     #   PyUnicode_DecodeFSDefaultAndSize | ||||
|     #   PyUnicode_EncodeFSDefault | ||||
| 
 | ||||
|     def test_fromencodedobject(self): | ||||
|         """Test PyUnicode_FromEncodedObject()""" | ||||
|         fromencodedobject = _testcapi.unicode_fromencodedobject | ||||
| 
 | ||||
|         self.assertEqual(fromencodedobject(b'abc', NULL), 'abc') | ||||
|         self.assertEqual(fromencodedobject(b'abc', 'ascii'), 'abc') | ||||
|         b = b'a\xc2\xa1\xe4\xbd\xa0\xf0\x9f\x98\x80' | ||||
|         s = 'a\xa1\u4f60\U0001f600' | ||||
|         self.assertEqual(fromencodedobject(b, NULL), s) | ||||
|         self.assertEqual(fromencodedobject(b, 'utf-8'), s) | ||||
|         self.assertEqual(fromencodedobject(b, 'latin1'), b.decode('latin1')) | ||||
|         self.assertRaises(UnicodeDecodeError, fromencodedobject, b, 'ascii') | ||||
|         self.assertEqual(fromencodedobject(b, 'ascii', 'replace'), | ||||
|                          'a' + '\ufffd'*9) | ||||
|         self.assertEqual(fromencodedobject(bytearray(b), NULL), s) | ||||
|         self.assertEqual(fromencodedobject(bytearray(b), 'utf-8'), s) | ||||
|         self.assertRaises(LookupError, fromencodedobject, b'abc', 'foo') | ||||
|         self.assertRaises(LookupError, fromencodedobject, b, 'ascii', 'foo') | ||||
|         self.assertRaises(TypeError, fromencodedobject, 'abc', NULL) | ||||
|         self.assertRaises(TypeError, fromencodedobject, 'abc', 'ascii') | ||||
|         self.assertRaises(TypeError, fromencodedobject, [], NULL) | ||||
|         self.assertRaises(TypeError, fromencodedobject, [], 'ascii') | ||||
|         self.assertRaises(SystemError, fromencodedobject, NULL, NULL) | ||||
|         self.assertRaises(SystemError, fromencodedobject, NULL, 'ascii') | ||||
| 
 | ||||
|     def test_decode(self): | ||||
|         """Test PyUnicode_Decode()""" | ||||
|         decode = _testcapi.unicode_decode | ||||
| 
 | ||||
|         self.assertEqual(decode(b'[\xe2\x82\xac]', 'utf-8'), '[\u20ac]') | ||||
|         self.assertEqual(decode(b'[\xa4]', 'iso8859-15'), '[\u20ac]') | ||||
|         self.assertEqual(decode(b'[\xa4]', 'iso8859-15', 'strict'), '[\u20ac]') | ||||
|         self.assertRaises(UnicodeDecodeError, decode, b'[\xa4]', 'utf-8') | ||||
|         self.assertEqual(decode(b'[\xa4]', 'utf-8', 'replace'), '[\ufffd]') | ||||
| 
 | ||||
|         self.assertEqual(decode(b'[\xe2\x82\xac]', NULL), '[\u20ac]') | ||||
|         self.assertEqual(decode(b'[\xa4]', NULL, 'replace'), '[\ufffd]') | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decode, b'\xa4', 'foo') | ||||
|         self.assertRaises(LookupError, decode, b'\xa4', 'utf-8', 'foo') | ||||
|         # TODO: Test PyUnicode_Decode() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_asencodedstring(self): | ||||
|         """Test PyUnicode_AsEncodedString()""" | ||||
|         asencodedstring = _testcapi.unicode_asencodedstring | ||||
| 
 | ||||
|         self.assertEqual(asencodedstring('abc', NULL), b'abc') | ||||
|         self.assertEqual(asencodedstring('abc', 'ascii'), b'abc') | ||||
|         s = 'a\xa1\u4f60\U0001f600' | ||||
|         b = b'a\xc2\xa1\xe4\xbd\xa0\xf0\x9f\x98\x80' | ||||
|         self.assertEqual(asencodedstring(s, NULL), b) | ||||
|         self.assertEqual(asencodedstring(s, 'utf-8'), b) | ||||
|         self.assertEqual(asencodedstring('\xa1\xa2', 'latin1'), b'\xa1\xa2') | ||||
|         self.assertRaises(UnicodeEncodeError, asencodedstring, '\xa1\xa2', 'ascii') | ||||
|         self.assertEqual(asencodedstring(s, 'ascii', 'replace'), b'a???') | ||||
| 
 | ||||
|         self.assertRaises(LookupError, asencodedstring, 'abc', 'foo') | ||||
|         self.assertRaises(LookupError, asencodedstring, s, 'ascii', 'foo') | ||||
|         self.assertRaises(TypeError, asencodedstring, b'abc', NULL) | ||||
|         self.assertRaises(TypeError, asencodedstring, b'abc', 'ascii') | ||||
|         self.assertRaises(TypeError, asencodedstring, [], NULL) | ||||
|         self.assertRaises(TypeError, asencodedstring, [], 'ascii') | ||||
|         # CRASHES asencodedstring(NULL, NULL) | ||||
|         # CRASHES asencodedstring(NULL, 'ascii') | ||||
| 
 | ||||
|     def test_decodeutf8(self): | ||||
|         """Test PyUnicode_DecodeUTF8()""" | ||||
|  | @ -49,6 +134,387 @@ def test_decodeutf8stateful(self): | |||
|         # TODO: Test PyUnicode_DecodeUTF8Stateful() with NULL as the address of | ||||
|         # "consumed". | ||||
| 
 | ||||
|     def test_asutf8string(self): | ||||
|         """Test PyUnicode_AsUTF8String()""" | ||||
|         asutf8string = _testcapi.unicode_asutf8string | ||||
| 
 | ||||
|         for s in ['abc', '\xa1\xa2', '\u4f60\u597d', 'a\U0001f600']: | ||||
|             self.assertEqual(asutf8string(s), s.encode('utf-8')) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeEncodeError, asutf8string, '\ud8ff') | ||||
|         self.assertRaises(TypeError, asutf8string, b'abc') | ||||
|         self.assertRaises(TypeError, asutf8string, []) | ||||
|         # CRASHES asutf8string(NULL) | ||||
| 
 | ||||
|     def test_decodeutf16(self): | ||||
|         """Test PyUnicode_DecodeUTF16()""" | ||||
|         decodeutf16 = _testcapi.unicode_decodeutf16 | ||||
| 
 | ||||
|         naturalbyteorder = -1 if sys.byteorder == 'little' else 1 | ||||
|         for s in ['abc', '\xa1\xa2', '\u4f60\u597d', 'a\U0001f600']: | ||||
|             b = s.encode('utf-16') | ||||
|             self.assertEqual(decodeutf16(0, b), (naturalbyteorder, s)) | ||||
|             b = s.encode('utf-16le') | ||||
|             self.assertEqual(decodeutf16(-1, b), (-1, s)) | ||||
|             self.assertEqual(decodeutf16(0, b'\xff\xfe'+b), (-1, s)) | ||||
|             b = s.encode('utf-16be') | ||||
|             self.assertEqual(decodeutf16(1, b), (1, s)) | ||||
|             self.assertEqual(decodeutf16(0, b'\xfe\xff'+b), (1, s)) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, -1, b'a') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, 1, b'a') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, 0, b'\xff\xfea') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, 0, b'\xfe\xffa') | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, -1, b'\x00\xde') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, 1, b'\xde\x00') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, 0, b'\xde\xde') | ||||
|         self.assertEqual(decodeutf16(-1, b'\x00\xde', 'replace'), (-1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(1, b'\xde\x00', 'replace'), (1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(0, b'\xde\xde', 'replace'), (0, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(0, b'\xff\xfe\x00\xde', 'replace'), (-1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(0, b'\xfe\xff\xde\x00', 'replace'), (1, '\ufffd')) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, -1, b'\x3d\xd8') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, 1, b'\xd8\x3d') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16, 0, b'\xd8\xd8') | ||||
|         self.assertEqual(decodeutf16(-1, b'\x3d\xd8', 'replace'), (-1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(1, b'\xd8\x3d', 'replace'), (1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(0, b'\xd8\xd8', 'replace'), (0, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(0, b'\xff\xfe\x3d\xd8', 'replace'), (-1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf16(0, b'\xfe\xff\xd8\x3d', 'replace'), (1, '\ufffd')) | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decodeutf16, -1, b'\x00\xde', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf16, 1, b'\xde\x00', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf16, 0, b'\xde\xde', 'foo') | ||||
|         # TODO: Test PyUnicode_DecodeUTF16() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_decodeutf16stateful(self): | ||||
|         """Test PyUnicode_DecodeUTF16Stateful()""" | ||||
|         decodeutf16stateful = _testcapi.unicode_decodeutf16stateful | ||||
| 
 | ||||
|         naturalbyteorder = -1 if sys.byteorder == 'little' else 1 | ||||
|         for s in ['abc', '\xa1\xa2', '\u4f60\u597d', 'a\U0001f600']: | ||||
|             b = s.encode('utf-16') | ||||
|             self.assertEqual(decodeutf16stateful(0, b), (naturalbyteorder, s, len(b))) | ||||
|             b = s.encode('utf-16le') | ||||
|             self.assertEqual(decodeutf16stateful(-1, b), (-1, s, len(b))) | ||||
|             self.assertEqual(decodeutf16stateful(0, b'\xff\xfe'+b), (-1, s, len(b)+2)) | ||||
|             b = s.encode('utf-16be') | ||||
|             self.assertEqual(decodeutf16stateful(1, b), (1, s, len(b))) | ||||
|             self.assertEqual(decodeutf16stateful(0, b'\xfe\xff'+b), (1, s, len(b)+2)) | ||||
| 
 | ||||
|         self.assertEqual(decodeutf16stateful(-1, b'\x61\x00\x3d'), (-1, 'a', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(-1, b'\x61\x00\x3d\xd8'), (-1, 'a', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(-1, b'\x61\x00\x3d\xd8\x00'), (-1, 'a', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(1, b'\x00\x61\xd8'), (1, 'a', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(1, b'\x00\x61\xd8\x3d'), (1, 'a', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(1, b'\x00\x61\xd8\x3d\xde'), (1, 'a', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(0, b'\xff\xfe\x61\x00\x3d\xd8\x00'), (-1, 'a', 4)) | ||||
|         self.assertEqual(decodeutf16stateful(0, b'\xfe\xff\x00\x61\xd8\x3d\xde'), (1, 'a', 4)) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16stateful, -1, b'\x00\xde') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16stateful, 1, b'\xde\x00') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16stateful, 0, b'\xde\xde') | ||||
|         self.assertEqual(decodeutf16stateful(-1, b'\x00\xde', 'replace'), (-1, '\ufffd', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(1, b'\xde\x00', 'replace'), (1, '\ufffd', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(0, b'\xde\xde', 'replace'), (0, '\ufffd', 2)) | ||||
|         self.assertEqual(decodeutf16stateful(0, b'\xff\xfe\x00\xde', 'replace'), (-1, '\ufffd', 4)) | ||||
|         self.assertEqual(decodeutf16stateful(0, b'\xfe\xff\xde\x00', 'replace'), (1, '\ufffd', 4)) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16stateful, -1, b'\x3d\xd8\x61\x00') | ||||
|         self.assertEqual(decodeutf16stateful(-1, b'\x3d\xd8\x61\x00', 'replace'), (-1, '\ufffda', 4)) | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf16stateful, 1, b'\xd8\x3d\x00\x61') | ||||
|         self.assertEqual(decodeutf16stateful(1, b'\xd8\x3d\x00\x61', 'replace'), (1, '\ufffda', 4)) | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decodeutf16stateful, -1, b'\x00\xde', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf16stateful, 1, b'\xde\x00', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf16stateful, 0, b'\xde\xde', 'foo') | ||||
|         # TODO: Test PyUnicode_DecodeUTF16Stateful() with NULL as data and | ||||
|         # negative size. | ||||
|         # TODO: Test PyUnicode_DecodeUTF16Stateful() with NULL as the address of | ||||
|         # "consumed". | ||||
| 
 | ||||
|     def test_asutf16string(self): | ||||
|         """Test PyUnicode_AsUTF16String()""" | ||||
|         asutf16string = _testcapi.unicode_asutf16string | ||||
| 
 | ||||
|         for s in ['abc', '\xa1\xa2', '\u4f60\u597d', 'a\U0001f600']: | ||||
|             self.assertEqual(asutf16string(s), s.encode('utf-16')) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeEncodeError, asutf16string, '\ud8ff') | ||||
|         self.assertRaises(TypeError, asutf16string, b'abc') | ||||
|         self.assertRaises(TypeError, asutf16string, []) | ||||
|         # CRASHES asutf16string(NULL) | ||||
| 
 | ||||
|     def test_decodeutf32(self): | ||||
|         """Test PyUnicode_DecodeUTF8()""" | ||||
|         decodeutf32 = _testcapi.unicode_decodeutf32 | ||||
| 
 | ||||
|         naturalbyteorder = -1 if sys.byteorder == 'little' else 1 | ||||
|         for s in ['abc', '\xa1\xa2', '\u4f60\u597d', 'a\U0001f600']: | ||||
|             b = s.encode('utf-32') | ||||
|             self.assertEqual(decodeutf32(0, b), (naturalbyteorder, s)) | ||||
|             b = s.encode('utf-32le') | ||||
|             self.assertEqual(decodeutf32(-1, b), (-1, s)) | ||||
|             self.assertEqual(decodeutf32(0, b'\xff\xfe\x00\x00'+b), (-1, s)) | ||||
|             b = s.encode('utf-32be') | ||||
|             self.assertEqual(decodeutf32(1, b), (1, s)) | ||||
|             self.assertEqual(decodeutf32(0, b'\x00\x00\xfe\xff'+b), (1, s)) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, -1, b'\x61\x00\x00\x00\x00') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, 1, b'\x00\x00\x00\x61\x00') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, 0, b'\xff\xfe\x00\x00\x61\x00\x00\x00\x00') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, 0, b'\x00\x00\xfe\xff\x00\x00\x00\x61\x00') | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, -1, b'\xff\xff\xff\xff') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, 1, b'\xff\xff\xff\xff') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, 0, b'\xff\xff\xff\xff') | ||||
|         self.assertEqual(decodeutf32(-1, b'\xff\xff\xff\xff', 'replace'), (-1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf32(1, b'\xff\xff\xff\xff', 'replace'), (1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf32(0, b'\xff\xff\xff\xff', 'replace'), (0, '\ufffd')) | ||||
|         self.assertEqual(decodeutf32(0, b'\xff\xfe\x00\x00\xff\xff\xff\xff', 'replace'), (-1, '\ufffd')) | ||||
|         self.assertEqual(decodeutf32(0, b'\x00\x00\xfe\xff\xff\xff\xff\xff', 'replace'), (1, '\ufffd')) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, -1, b'\x3d\xd8\x00\x00') | ||||
|         self.assertEqual(decodeutf32(-1, b'\x3d\xd8\x00\x00', 'replace'), (-1, '\ufffd')) | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32, 1, b'\x00\x00\xd8\x3d') | ||||
|         self.assertEqual(decodeutf32(1, b'\x00\x00\xd8\x3d', 'replace'), (1, '\ufffd')) | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decodeutf32, -1, b'\xff\xff\xff\xff', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf32, 1, b'\xff\xff\xff\xff', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf32, 0, b'\xff\xff\xff\xff', 'foo') | ||||
|         # TODO: Test PyUnicode_DecodeUTF32() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_decodeutf32stateful(self): | ||||
|         """Test PyUnicode_DecodeUTF32Stateful()""" | ||||
|         decodeutf32stateful = _testcapi.unicode_decodeutf32stateful | ||||
| 
 | ||||
|         naturalbyteorder = -1 if sys.byteorder == 'little' else 1 | ||||
|         for s in ['abc', '\xa1\xa2', '\u4f60\u597d', 'a\U0001f600']: | ||||
|             b = s.encode('utf-32') | ||||
|             self.assertEqual(decodeutf32stateful(0, b), (naturalbyteorder, s, len(b))) | ||||
|             b = s.encode('utf-32le') | ||||
|             self.assertEqual(decodeutf32stateful(-1, b), (-1, s, len(b))) | ||||
|             self.assertEqual(decodeutf32stateful(0, b'\xff\xfe\x00\x00'+b), (-1, s, len(b)+4)) | ||||
|             b = s.encode('utf-32be') | ||||
|             self.assertEqual(decodeutf32stateful(1, b), (1, s, len(b))) | ||||
|             self.assertEqual(decodeutf32stateful(0, b'\x00\x00\xfe\xff'+b), (1, s, len(b)+4)) | ||||
| 
 | ||||
|         self.assertEqual(decodeutf32stateful(-1, b'\x61\x00\x00\x00\x00'), (-1, 'a', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(-1, b'\x61\x00\x00\x00\x00\xf6'), (-1, 'a', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(-1, b'\x61\x00\x00\x00\x00\xf6\x01'), (-1, 'a', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(1, b'\x00\x00\x00\x61\x00'), (1, 'a', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(1, b'\x00\x00\x00\x61\x00\x01'), (1, 'a', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(1, b'\x00\x00\x00\x61\x00\x01\xf6'), (1, 'a', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(0, b'\xff\xfe\x00\x00\x61\x00\x00\x00\x00\xf6\x01'), (-1, 'a', 8)) | ||||
|         self.assertEqual(decodeutf32stateful(0, b'\x00\x00\xfe\xff\x00\x00\x00\x61\x00\x01\xf6'), (1, 'a', 8)) | ||||
| 
 | ||||
|         for b in b'\xff', b'\xff\xff', b'\xff\xff\xff': | ||||
|             self.assertEqual(decodeutf32stateful(-1, b), (-1, '', 0)) | ||||
|             self.assertEqual(decodeutf32stateful(1, b), (1, '', 0)) | ||||
|             self.assertEqual(decodeutf32stateful(0, b), (0, '', 0)) | ||||
|             self.assertEqual(decodeutf32stateful(0, b'\xff\xfe\x00\x00'+b), (-1, '', 4)) | ||||
|             self.assertEqual(decodeutf32stateful(0, b'\x00\x00\xfe\xff'+b), (1, '', 4)) | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32stateful, -1, b'\xff\xff\xff\xff') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32stateful, 1, b'\xff\xff\xff\xff') | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32stateful, 0, b'\xff\xff\xff\xff') | ||||
|         self.assertEqual(decodeutf32stateful(-1, b'\xff\xff\xff\xff', 'replace'), (-1, '\ufffd', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(1, b'\xff\xff\xff\xff', 'replace'), (1, '\ufffd', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(0, b'\xff\xff\xff\xff', 'replace'), (0, '\ufffd', 4)) | ||||
|         self.assertEqual(decodeutf32stateful(0, b'\xff\xfe\x00\x00\xff\xff\xff\xff', 'replace'), (-1, '\ufffd', 8)) | ||||
|         self.assertEqual(decodeutf32stateful(0, b'\x00\x00\xfe\xff\xff\xff\xff\xff', 'replace'), (1, '\ufffd', 8)) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32stateful, -1, b'\x3d\xd8\x00\x00') | ||||
|         self.assertEqual(decodeutf32stateful(-1, b'\x3d\xd8\x00\x00', 'replace'), (-1, '\ufffd', 4)) | ||||
|         self.assertRaises(UnicodeDecodeError, decodeutf32stateful, 1, b'\x00\x00\xd8\x3d') | ||||
|         self.assertEqual(decodeutf32stateful(1, b'\x00\x00\xd8\x3d', 'replace'), (1, '\ufffd', 4)) | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decodeutf32stateful, -1, b'\xff\xff\xff\xff', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf32stateful, 1, b'\xff\xff\xff\xff', 'foo') | ||||
|         self.assertRaises(LookupError, decodeutf32stateful, 0, b'\xff\xff\xff\xff', 'foo') | ||||
|         # TODO: Test PyUnicode_DecodeUTF32Stateful() with NULL as data and | ||||
|         # negative size. | ||||
|         # TODO: Test PyUnicode_DecodeUTF32Stateful() with NULL as the address of | ||||
|         # "consumed". | ||||
| 
 | ||||
|     def test_asutf32string(self): | ||||
|         """Test PyUnicode_AsUTF32String()""" | ||||
|         asutf32string = _testcapi.unicode_asutf32string | ||||
| 
 | ||||
|         for s in ['abc', '\xa1\xa2', '\u4f60\u597d', 'a\U0001f600']: | ||||
|             self.assertEqual(asutf32string(s), s.encode('utf-32')) | ||||
| 
 | ||||
|         self.assertRaises(UnicodeEncodeError, asutf32string, '\ud8ff') | ||||
|         self.assertRaises(TypeError, asutf32string, b'abc') | ||||
|         self.assertRaises(TypeError, asutf32string, []) | ||||
|         # CRASHES asutf32string(NULL) | ||||
| 
 | ||||
|     def test_decodelatin1(self): | ||||
|         """Test PyUnicode_DecodeLatin1()""" | ||||
|         decodelatin1 = _testcapi.unicode_decodelatin1 | ||||
| 
 | ||||
|         self.assertEqual(decodelatin1(b'abc'), 'abc') | ||||
|         self.assertEqual(decodelatin1(b'abc', 'strict'), 'abc') | ||||
|         self.assertEqual(decodelatin1(b'\xa1\xa2'), '\xa1\xa2') | ||||
|         self.assertEqual(decodelatin1(b'\xa1\xa2', 'strict'), '\xa1\xa2') | ||||
|         # TODO: Test PyUnicode_DecodeLatin1() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_aslatin1string(self): | ||||
|         """Test PyUnicode_AsLatin1String()""" | ||||
|         aslatin1string = _testcapi.unicode_aslatin1string | ||||
| 
 | ||||
|         self.assertEqual(aslatin1string('abc'), b'abc') | ||||
|         self.assertEqual(aslatin1string('\xa1\xa2'), b'\xa1\xa2') | ||||
| 
 | ||||
|         self.assertRaises(UnicodeEncodeError, aslatin1string, '\u4f60') | ||||
|         self.assertRaises(TypeError, aslatin1string, b'abc') | ||||
|         self.assertRaises(TypeError, aslatin1string, []) | ||||
|         # CRASHES aslatin1string(NULL) | ||||
| 
 | ||||
|     def test_decodeascii(self): | ||||
|         """Test PyUnicode_DecodeASCII()""" | ||||
|         decodeascii = _testcapi.unicode_decodeascii | ||||
| 
 | ||||
|         self.assertEqual(decodeascii(b'abc'), 'abc') | ||||
|         self.assertEqual(decodeascii(b'abc', 'strict'), 'abc') | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodeascii, b'\xff') | ||||
|         self.assertEqual(decodeascii(b'a\xff', 'replace'), 'a\ufffd') | ||||
|         self.assertEqual(decodeascii(b'a\xffb', 'replace'), 'a\ufffdb') | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decodeascii, b'a\xff', 'foo') | ||||
|         # TODO: Test PyUnicode_DecodeASCII() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_asasciistring(self): | ||||
|         """Test PyUnicode_AsASCIIString()""" | ||||
|         asasciistring = _testcapi.unicode_asasciistring | ||||
| 
 | ||||
|         self.assertEqual(asasciistring('abc'), b'abc') | ||||
| 
 | ||||
|         self.assertRaises(UnicodeEncodeError, asasciistring, '\x80') | ||||
|         self.assertRaises(TypeError, asasciistring, b'abc') | ||||
|         self.assertRaises(TypeError, asasciistring, []) | ||||
|         # CRASHES asasciistring(NULL) | ||||
| 
 | ||||
|     def test_decodecharmap(self): | ||||
|         """Test PyUnicode_DecodeCharmap()""" | ||||
|         decodecharmap = _testcapi.unicode_decodecharmap | ||||
| 
 | ||||
|         self.assertEqual(decodecharmap(b'\3\0\7', {0: 'a', 3: 'b', 7: 'c'}), 'bac') | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', ['a', 'b', 'c']), 'bac') | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', 'abc'), 'bac') | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', ['\xa1', '\xa2', '\xa3']), '\xa2\xa1\xa3') | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', ['\u4f60', '\u597d', '\u4e16']), '\u597d\u4f60\u4e16') | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', ['\U0001f600', '\U0001f601', '\U0001f602']), '\U0001f601\U0001f600\U0001f602') | ||||
| 
 | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', [97, 98, 99]), 'bac') | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', ['', 'b', 'cd']), 'bcd') | ||||
| 
 | ||||
|         self.assertRaises(UnicodeDecodeError, decodecharmap, b'\0', {}) | ||||
|         self.assertRaises(UnicodeDecodeError, decodecharmap, b'\0', {0: None}) | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2', [None, 'b', 'c'], 'replace'), 'b\ufffdc') | ||||
|         self.assertEqual(decodecharmap(b'\1\0\2\xff', NULL), '\1\0\2\xff') | ||||
|         self.assertRaises(TypeError, decodecharmap, b'\0', 42) | ||||
| 
 | ||||
|         # TODO: Test PyUnicode_DecodeCharmap() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_ascharmapstring(self): | ||||
|         """Test PyUnicode_AsCharmapString()""" | ||||
|         ascharmapstring = _testcapi.unicode_ascharmapstring | ||||
| 
 | ||||
|         self.assertEqual(ascharmapstring('abc', {97: 3, 98: 0, 99: 7}), b'\3\0\7') | ||||
|         self.assertEqual(ascharmapstring('\xa1\xa2\xa3', {0xa1: 3, 0xa2: 0, 0xa3: 7}), b'\3\0\7') | ||||
|         self.assertEqual(ascharmapstring('\u4f60\u597d\u4e16', {0x4f60: 3, 0x597d: 0, 0x4e16: 7}), b'\3\0\7') | ||||
|         self.assertEqual(ascharmapstring('\U0001f600\U0001f601\U0001f602', {0x1f600: 3, 0x1f601: 0, 0x1f602: 7}), b'\3\0\7') | ||||
|         self.assertEqual(ascharmapstring('abc', {97: 3, 98: b'', 99: b'spam'}), b'\3spam') | ||||
| 
 | ||||
|         self.assertRaises(UnicodeEncodeError, ascharmapstring, 'a', {}) | ||||
|         self.assertRaises(UnicodeEncodeError, ascharmapstring, 'a', {97: None}) | ||||
|         self.assertRaises(TypeError, ascharmapstring, b'a', {}) | ||||
|         self.assertRaises(TypeError, ascharmapstring, [], {}) | ||||
|         self.assertRaises(TypeError, ascharmapstring, 'a', NULL) | ||||
|         # CRASHES ascharmapstring(NULL, {}) | ||||
| 
 | ||||
|     def test_decodeunicodeescape(self): | ||||
|         """Test PyUnicode_DecodeUnicodeEscape()""" | ||||
|         decodeunicodeescape = _testcapi.unicode_decodeunicodeescape | ||||
| 
 | ||||
|         self.assertEqual(decodeunicodeescape(b'abc'), 'abc') | ||||
|         self.assertEqual(decodeunicodeescape(br'\t\n\r\x0b\x0c\x00\\'), '\t\n\r\v\f\0\\') | ||||
|         self.assertEqual(decodeunicodeescape(b'\t\n\r\x0b\x0c\x00'), '\t\n\r\v\f\0') | ||||
|         self.assertEqual(decodeunicodeescape(br'\xa1\xa2'), '\xa1\xa2') | ||||
|         self.assertEqual(decodeunicodeescape(b'\xa1\xa2'), '\xa1\xa2') | ||||
|         self.assertEqual(decodeunicodeescape(br'\u4f60\u597d'), '\u4f60\u597d') | ||||
|         self.assertEqual(decodeunicodeescape(br'\U0001f600'), '\U0001f600') | ||||
|         with self.assertWarns(DeprecationWarning): | ||||
|             self.assertEqual(decodeunicodeescape(br'\z'), r'\z') | ||||
| 
 | ||||
|         for b in b'\\', br'\xa', br'\u4f6', br'\U0001f60': | ||||
|             self.assertRaises(UnicodeDecodeError, decodeunicodeescape, b) | ||||
|             self.assertRaises(UnicodeDecodeError, decodeunicodeescape, b, 'strict') | ||||
|         self.assertEqual(decodeunicodeescape(br'x\U0001f60', 'replace'), 'x\ufffd') | ||||
|         self.assertEqual(decodeunicodeescape(br'x\U0001f60y', 'replace'), 'x\ufffdy') | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decodeunicodeescape, b'\\', 'foo') | ||||
|         # TODO: Test PyUnicode_DecodeUnicodeEscape() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_asunicodeescapestring(self): | ||||
|         """Test PyUnicode_AsUnicodeEscapeString()""" | ||||
|         asunicodeescapestring = _testcapi.unicode_asunicodeescapestring | ||||
| 
 | ||||
|         self.assertEqual(asunicodeescapestring('abc'), b'abc') | ||||
|         self.assertEqual(asunicodeescapestring('\t\n\r\v\f\0\\'), br'\t\n\r\x0b\x0c\x00\\') | ||||
|         self.assertEqual(asunicodeescapestring('\xa1\xa2'), br'\xa1\xa2') | ||||
|         self.assertEqual(asunicodeescapestring('\u4f60\u597d'), br'\u4f60\u597d') | ||||
|         self.assertEqual(asunicodeescapestring('\U0001f600'), br'\U0001f600') | ||||
| 
 | ||||
|         self.assertRaises(TypeError, asunicodeescapestring, b'abc') | ||||
|         self.assertRaises(TypeError, asunicodeescapestring, []) | ||||
|         # CRASHES asunicodeescapestring(NULL) | ||||
| 
 | ||||
|     def test_decoderawunicodeescape(self): | ||||
|         """Test PyUnicode_DecodeRawUnicodeEscape()""" | ||||
|         decoderawunicodeescape = _testcapi.unicode_decoderawunicodeescape | ||||
| 
 | ||||
|         self.assertEqual(decoderawunicodeescape(b'abc'), 'abc') | ||||
|         self.assertEqual(decoderawunicodeescape(b'\t\n\r\v\f\0\\'), '\t\n\r\v\f\0\\') | ||||
|         self.assertEqual(decoderawunicodeescape(b'\xa1\xa2'), '\xa1\xa2') | ||||
|         self.assertEqual(decoderawunicodeescape(br'\u4f60\u597d'), '\u4f60\u597d') | ||||
|         self.assertEqual(decoderawunicodeescape(br'\U0001f600'), '\U0001f600') | ||||
|         self.assertEqual(decoderawunicodeescape(br'\xa1\xa2'), r'\xa1\xa2') | ||||
|         self.assertEqual(decoderawunicodeescape(br'\z'), r'\z') | ||||
| 
 | ||||
|         for b in br'\u4f6', br'\U0001f60': | ||||
|             self.assertRaises(UnicodeDecodeError, decoderawunicodeescape, b) | ||||
|             self.assertRaises(UnicodeDecodeError, decoderawunicodeescape, b, 'strict') | ||||
|         self.assertEqual(decoderawunicodeescape(br'x\U0001f60', 'replace'), 'x\ufffd') | ||||
|         self.assertEqual(decoderawunicodeescape(br'x\U0001f60y', 'replace'), 'x\ufffdy') | ||||
| 
 | ||||
|         self.assertRaises(LookupError, decoderawunicodeescape, br'\U0001f60', 'foo') | ||||
|         # TODO: Test PyUnicode_DecodeRawUnicodeEscape() with NULL as data and | ||||
|         # negative size. | ||||
| 
 | ||||
|     def test_asrawunicodeescapestring(self): | ||||
|         """Test PyUnicode_AsRawUnicodeEscapeString()""" | ||||
|         asrawunicodeescapestring = _testcapi.unicode_asrawunicodeescapestring | ||||
| 
 | ||||
|         self.assertEqual(asrawunicodeescapestring('abc'), b'abc') | ||||
|         self.assertEqual(asrawunicodeescapestring('\t\n\r\v\f\0\\'), b'\t\n\r\v\f\0\\') | ||||
|         self.assertEqual(asrawunicodeescapestring('\xa1\xa2'), b'\xa1\xa2') | ||||
|         self.assertEqual(asrawunicodeescapestring('\u4f60\u597d'), br'\u4f60\u597d') | ||||
|         self.assertEqual(asrawunicodeescapestring('\U0001f600'), br'\U0001f600') | ||||
| 
 | ||||
|         self.assertRaises(TypeError, asrawunicodeescapestring, b'abc') | ||||
|         self.assertRaises(TypeError, asrawunicodeescapestring, []) | ||||
|         # CRASHES asrawunicodeescapestring(NULL) | ||||
| 
 | ||||
| 
 | ||||
| if __name__ == "__main__": | ||||
|     unittest.main() | ||||
|  |  | |||
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	 Serhiy Storchaka
						Serhiy Storchaka