fun <E : Any, T : Iterable<E?>> Expect<T>.none(assertionCreatorOrNull: (Expect<E>.() -> Unit)?): Expect<T> (source)Expects that the subject of this expectation (an Iterable) has at least one element and
that it either does not contain a single entry which holds all assertions created by assertionCreatorOrNull or
that it does not contain a single entry which is null in case assertionCreatorOrNull is defined as null.
It is a shortcut for containsNot.entry(assertionCreatorOrNull)
Return
an Expect for the subject of this expectation.