| must_return_empty_Optional_when_no_new_pair_is_put_1 | 00:00:00.003 | Wed Jan 23 04:35:51 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_2 | 00:00:00.005 | Wed Jan 23 04:35:51 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_3 | 00:00:00.009 | Wed Jan 23 04:35:51 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_1 | 00:00:00.000 | Wed Jan 23 04:35:51 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_2 | 00:00:00.000 | Wed Jan 23 04:35:51 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_3 | 00:00:00.000 | Wed Jan 23 04:35:51 UTC 2019 | PASS |
