SingleAssertionGroupTypeFormatterSpec(verbs: AssertionVerbFactory, testeeFactory: (Map<Class<out BulletPointIdentifier>, String>, AssertionFormatterController, ObjectFormatter, Translator) -> AssertionFormatter, supportedAssertionGroupTypeClass: Class<T>, supportedAssertionGroupType: T, supportedAnonymousAssertionGroupType: T, describePrefix: String = "[Atrium] ")