(self)
| 185 | os_helper.unlink(os_helper.TESTFN) |
| 186 | |
| 187 | def test_constructor(self): |
| 188 | r = self.BytesIO(b"\xc3\xa9\n\n") |
| 189 | b = self.BufferedReader(r, 1000) |
| 190 | t = self.TextIOWrapper(b, encoding="utf-8") |
| 191 | t.__init__(b, encoding="latin-1", newline="\r\n") |
| 192 | self.assertEqual(t.encoding, "latin-1") |
| 193 | self.assertEqual(t.line_buffering, False) |
| 194 | t.__init__(b, encoding="utf-8", line_buffering=True) |
| 195 | self.assertEqual(t.encoding, "utf-8") |
| 196 | self.assertEqual(t.line_buffering, True) |
| 197 | self.assertEqual("\xe9\n", t.readline()) |
| 198 | invalid_type = TypeError if self.is_C else ValueError |
| 199 | with self.assertRaises(invalid_type): |
| 200 | t.__init__(b, encoding=42) |
| 201 | with self.assertRaises(UnicodeEncodeError): |
| 202 | t.__init__(b, encoding='\udcfe') |
| 203 | with self.assertRaises(ValueError): |
| 204 | t.__init__(b, encoding='utf-8\0') |
| 205 | with self.assertRaises(invalid_type): |
| 206 | t.__init__(b, encoding="utf-8", errors=42) |
| 207 | if support.Py_DEBUG or sys.flags.dev_mode or self.is_C: |
| 208 | with self.assertRaises(UnicodeEncodeError): |
| 209 | t.__init__(b, encoding="utf-8", errors='\udcfe') |
| 210 | if support.Py_DEBUG or sys.flags.dev_mode or self.is_C: |
| 211 | with self.assertRaises(ValueError): |
| 212 | t.__init__(b, encoding="utf-8", errors='replace\0') |
| 213 | with self.assertRaises(TypeError): |
| 214 | t.__init__(b, encoding="utf-8", newline=42) |
| 215 | with self.assertRaises(ValueError): |
| 216 | t.__init__(b, encoding="utf-8", newline='\udcfe') |
| 217 | with self.assertRaises(ValueError): |
| 218 | t.__init__(b, encoding="utf-8", newline='\n\0') |
| 219 | with self.assertRaises(ValueError): |
| 220 | t.__init__(b, encoding="utf-8", newline='xyzzy') |
| 221 | |
| 222 | def test_uninitialized(self): |
| 223 | t = self.TextIOWrapper.__new__(self.TextIOWrapper) |
nothing calls this directly
no test coverage detected