| Name | Lines of code | Maintainability | Test coverage |
| src/Testing/FakeNutgram.php | 262 | B 4 hrs | A 92% |
| src/Testing/FormDataParser.php | 96 | B 6 hrs | A 90% |
| src/Testing/Hears.php | 71 | A 25 mins | A 100% |
| src/Testing/OutgoingResource.php | 57 | A 0 mins | A 100% |
| src/Testing/TypeFaker.php | 151 | B 5 hrs | A 97% |