File	Line Coverage			Functions
custom_tests.rs	72.22%	72.22%	52 / 72	75%	3 / 4
exhaustive_tests.rs	54.18%	54.18%	628 / 1159	79.8%	632 / 792
roundtrip_tests.rs	72.64%	72.64%	154 / 212	76.19%	16 / 21