| must_return_empty_Optional_when_no_new_pair_is_put_1 | 00:00:00.009 | Wed Apr 10 04:43:05 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_2 | 00:00:00.011 | Wed Apr 10 04:43:05 UTC 2019 | PASS |
| must_return_empty_Optional_when_no_new_pair_is_put_3 | 00:00:00.001 | Wed Apr 10 04:43:05 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_1 | 00:00:00.007 | Wed Apr 10 04:43:05 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_2 | 00:00:00.005 | Wed Apr 10 04:43:05 UTC 2019 | PASS |
| must_return_the_new_key_when_a_new_pair_is_put_3 | 00:00:00.004 | Wed Apr 10 04:43:05 UTC 2019 | PASS |