| must_return_empty_Optional_when_no_new_pair_is_put_1 | 00:00:00.003 | Fri May 24 04:45:08 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_2 | 00:00:00.026 | Fri May 24 04:45:08 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_3 | 00:00:00.001 | Fri May 24 04:45:08 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_1 | 00:00:00.017 | Fri May 24 04:45:08 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_2 | 00:00:00.004 | Fri May 24 04:45:08 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_3 | 00:00:00.014 | Fri May 24 04:45:08 UTC 2019 | PASS |