BinarySpec testedBinary
    String data
}

@Managed interface CustomTestSourceSet extends LanguageSourceSet {}

class TestSuitePlugin extends RuleSource {
    @ComponentType
    void registerTestSuiteType(TypeBuilder<CustomTestSuite> builder) {
        builder.defaultImplementation(DefaultCustomTestSuite)
    }

    @ComponentType
    void registerBinaryType(TypeBuilder<CustomTestBinary> builder) {