| disable(IonParser.Feature, IonParser.Feature[]) |  | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| disable(IonGenerator.Feature, IonGenerator.Feature[]) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| enable(IonParser.Feature, IonParser.Feature[]) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| enable(IonGenerator.Feature, IonGenerator.Feature[]) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| IonFactoryBuilder(IonFactory) | | 0% | | n/a | 1 | 1 | 5 | 5 | 1 | 1 |
| configure(IonParser.Feature, boolean) | | 0% | | 0% | 2 | 2 | 1 | 1 | 1 | 1 |
| configure(IonGenerator.Feature, boolean) | | 0% | | 0% | 2 | 2 | 1 | 1 | 1 | 1 |
| withBinaryWriters() | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| withTextualWriters() | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| ionSystem(IonSystem) | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| ionSystem() |  | 66% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| disable(IonParser.Feature) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| disable(IonGenerator.Feature) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| IonFactoryBuilder(boolean) | | 100% | | n/a | 0 | 1 | 0 | 5 | 0 | 1 |
| enable(IonParser.Feature) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| enable(IonGenerator.Feature) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| build() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| willCreateBinaryWriters() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| formatParserFeaturesMask() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| formatGeneratorFeaturesMask() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |