| 4195 | |
| 4196 | @bigmemtest(size=_2G, memuse=8, dry_run=False) |
| 4197 | def test_huge_str_32b(self, size): |
| 4198 | data = "abcd" * (size // 4) |
| 4199 | try: |
| 4200 | for proto in protocols: |
| 4201 | if proto == 0: |
| 4202 | continue |
| 4203 | with self.subTest(proto=proto): |
| 4204 | try: |
| 4205 | pickled = self.dumps(data, protocol=proto) |
| 4206 | header = (pickle.BINUNICODE + |
| 4207 | struct.pack("<I", len(data))) |
| 4208 | data_start = pickled.index(b'abcd') |
| 4209 | self.assertEqual( |
| 4210 | header, |
| 4211 | pickled[data_start-len(header):data_start]) |
| 4212 | self.assertEqual((pickled.rindex(b"abcd") + len(b"abcd") - |
| 4213 | pickled.index(b"abcd")), len(data)) |
| 4214 | finally: |
| 4215 | pickled = None |
| 4216 | finally: |
| 4217 | data = None |
| 4218 | |
| 4219 | # BINUNICODE (protocols 1, 2 and 3) cannot carry more than 2**32 - 1 bytes |
| 4220 | # of utf-8 encoded unicode. BINUNICODE8 (protocol 4) supports these huge |