test_pstats.py 959 B

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  1. import unittest
  2. from test import test_support
  3. import pstats
  4. class AddCallersTestCase(unittest.TestCase):
  5. """Tests for pstats.add_callers helper."""
  6. def test_combine_results(self):
  7. """pstats.add_callers should combine the call results of both target
  8. and source by adding the call time. See issue1269."""
  9. # new format: used by the cProfile module
  10. target = {"a": (1, 2, 3, 4)}
  11. source = {"a": (1, 2, 3, 4), "b": (5, 6, 7, 8)}
  12. new_callers = pstats.add_callers(target, source)
  13. self.assertEqual(new_callers, {'a': (2, 4, 6, 8), 'b': (5, 6, 7, 8)})
  14. # old format: used by the profile module
  15. target = {"a": 1}
  16. source = {"a": 1, "b": 5}
  17. new_callers = pstats.add_callers(target, source)
  18. self.assertEqual(new_callers, {'a': 2, 'b': 5})
  19. def test_main():
  20. test_support.run_unittest(
  21. AddCallersTestCase
  22. )
  23. if __name__ == "__main__":
  24. test_main()