fun <T> Collection<T>.shouldNotBeSingleton(): Unit
Verifies this collection doesn't contain only one element
This assertion is an alias to collection shouldNotHaveSize 1. This will pass if the collection doesn't have exactly one element
(definition of a Singleton Collection)
listOf(1, 2).shouldNotBeSingleton() // Assertion passes
listOf<Int>().shouldNotBeSingleton() // Assertion passes
listOf(1).shouldNotBeSingleton() // Assertion fails
See Also