(self)
| 275 | self.assertIsNone(traceback2) |
| 276 | |
| 277 | def test_reset_peak(self): |
| 278 | # Python allocates some internals objects, so the test must tolerate |
| 279 | # a small difference between the expected size and the real usage |
| 280 | tracemalloc.clear_traces() |
| 281 | |
| 282 | # Example: allocate a large piece of memory, temporarily |
| 283 | large_sum = sum(list(range(100000))) |
| 284 | size1, peak1 = tracemalloc.get_traced_memory() |
| 285 | |
| 286 | # reset_peak() resets peak to traced memory: peak2 < peak1 |
| 287 | tracemalloc.reset_peak() |
| 288 | size2, peak2 = tracemalloc.get_traced_memory() |
| 289 | self.assertGreaterEqual(peak2, size2) |
| 290 | self.assertLess(peak2, peak1) |
| 291 | |
| 292 | # check that peak continue to be updated if new memory is allocated: |
| 293 | # peak3 > peak2 |
| 294 | obj_size = 1024 * 1024 |
| 295 | obj, obj_traceback = allocate_bytes(obj_size) |
| 296 | size3, peak3 = tracemalloc.get_traced_memory() |
| 297 | self.assertGreaterEqual(peak3, size3) |
| 298 | self.assertGreater(peak3, peak2) |
| 299 | self.assertGreaterEqual(peak3 - peak2, obj_size) |
| 300 | |
| 301 | def test_is_tracing(self): |
| 302 | tracemalloc.stop() |
nothing calls this directly
no test coverage detected