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Add collection filtering assertions analagous to filterIsInstance #546

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jzbrooks committed Dec 14, 2024
commit 3afef391993298e7431985f48be66d13b4deaae4
Original file line number Diff line number Diff line change
@@ -158,7 +158,7 @@ inline fun <reified T> Assert<Iterable<*>>.containsInstanceOf(): Assert<List<T>>
* ```
*/
inline fun <reified T> Assert<Iterable<*>>.doesNotContainInstanceOf() = given { actual ->
if (actual.filterIsInstance<T>().isNotEmpty()) expected("to contain no instances of ${T::class} but was $actual")
if (actual.none { it is T }) expected("to contain no instances of ${T::class} but was $actual")
}

/**