infix fun <K, T : Map<out K, *>> Expect<T>.notToContainKey(key: K): Expect<T> (source)
Expects that the subject of this expectation (a Map) does not contain the given key.
expect(mapOf(1 to "a")) notToContainKey 2
fails { // because the map contains a key which equals 1
expect(mapOf(1 to "a")) notToContainKey 1
}Return
an Expect for the subject of this expectation.