| must_return_empty_Optional_when_no_new_pair_is_put_1 | 00:00:00.005 | Mon Jun 17 04:45:39 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_2 | 00:00:00.002 | Mon Jun 17 04:45:39 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_3 | 00:00:00.000 | Mon Jun 17 04:45:39 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_1 | 00:00:00.010 | Mon Jun 17 04:45:39 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_2 | 00:00:00.008 | Mon Jun 17 04:45:39 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_3 | 00:00:00.000 | Mon Jun 17 04:45:39 UTC 2019 | PASS |
