Load additional JDK functions into built-ins member scope
#KT-5990 Fixed #KT-7127 Fixed #KT-10370 Fixed
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+33
@@ -0,0 +1,33 @@
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// FULL_JDK
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// WITH_RUNTIME
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import java.util.*
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import java.util.function.Predicate
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class MyList : AbstractCollection<String>(), MutableCollection<String> {
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override fun iterator(): MutableIterator<String> {
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throw UnsupportedOperationException()
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}
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override val size: Int
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get() = throw UnsupportedOperationException()
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override fun removeIf(predicate: Predicate<in String>) =
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predicate.test("abc")
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}
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fun box(): String {
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val ml = mutableListOf("xyz", "abc")
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if (!ml.removeIf { x -> x == "abc" }) return "fail 1"
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if (ml.removeIf { x -> x == "abc" }) return "fail 2"
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if (ml != listOf("xyz")) return "fail 3"
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val myList = MyList()
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if (!myList.removeIf { x -> x == "abc" }) return "fail 4"
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if (myList.removeIf { x -> x == "xyz" }) return "fail 5"
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return "OK"
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}
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+61
@@ -0,0 +1,61 @@
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// FULL_JDK
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// WITH_RUNTIME
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import java.util.stream.*
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class B<F> : List<F> {
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override val size: Int
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get() = throw UnsupportedOperationException()
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override fun contains(element: F): Boolean {
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throw UnsupportedOperationException()
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}
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override fun containsAll(elements: Collection<F>): Boolean {
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throw UnsupportedOperationException()
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}
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override fun get(index: Int): F {
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throw UnsupportedOperationException()
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}
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override fun indexOf(element: F): Int {
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throw UnsupportedOperationException()
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}
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override fun isEmpty(): Boolean {
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throw UnsupportedOperationException()
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}
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override fun iterator(): Iterator<F> {
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throw UnsupportedOperationException()
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}
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override fun lastIndexOf(element: F): Int {
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throw UnsupportedOperationException()
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}
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override fun listIterator(): ListIterator<F> {
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throw UnsupportedOperationException()
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}
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override fun listIterator(index: Int): ListIterator<F> {
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throw UnsupportedOperationException()
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}
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override fun subList(fromIndex: Int, toIndex: Int): List<F> {
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throw UnsupportedOperationException()
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}
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override fun stream() = Stream.of("abc", "ab") as Stream<F>
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}
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fun box(): String {
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val a: List<String> = listOf("abc", "a", "ab")
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val b = a.stream().filter { it.length > 1 }.collect(Collectors.toList())
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if (b != listOf("abc", "ab")) return "fail 1"
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val c = B<String>().stream().collect(Collectors.toList())
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if (c != listOf("abc", "ab")) return "fail 2"
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return "OK"
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}
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