| must_return_empty_Optional_when_no_new_pair_is_put_1 | 00:00:00.008 | Fri Aug 23 04:49:36 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_2 | 00:00:00.013 | Fri Aug 23 04:49:36 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_3 | 00:00:00.009 | Fri Aug 23 04:49:36 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_1 | 00:00:00.007 | Fri Aug 23 04:49:36 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_2 | 00:00:00.004 | Fri Aug 23 04:49:36 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_3 | 00:00:00.004 | Fri Aug 23 04:49:36 UTC 2019 | PASS |