Jiaxiang Chen
afcbd76c9e
This change is to fill the gap between Kotlin Collection classes(immutable) and Java Collection classes(mutable), to avoid calling an unsupported operation like remove() on an immutable class in jvm.
50 lines
1.1 KiB
Kotlin
Vendored
50 lines
1.1 KiB
Kotlin
Vendored
// TARGET_BACKEND: JVM
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import java.util.ArrayList
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class A<E> : List<E> by ArrayList<E>()
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class B : List<String> by A<String>()
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fun expectUoe(block: () -> Any) {
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try {
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block()
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throw AssertionError()
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} catch (e: UnsupportedOperationException) {
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}
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}
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fun box(): String {
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val a = A<String>() as java.util.List<String>
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expectUoe { a.add("") }
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expectUoe { a.remove("") }
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expectUoe { a.addAll(a) }
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expectUoe { a.addAll(0, a) }
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expectUoe { a.removeAll(a) }
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expectUoe { a.retainAll(a) }
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expectUoe { a.clear() }
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expectUoe { a.add(0, "") }
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expectUoe { a.set(0, "") }
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expectUoe { a.remove(0) }
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a.listIterator()
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a.listIterator(0)
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a.subList(0, 0)
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val b = B() as java.util.List<String>
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expectUoe { b.add("") }
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expectUoe { b.remove("") }
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expectUoe { b.addAll(b) }
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expectUoe { b.addAll(0, b) }
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expectUoe { b.removeAll(b) }
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expectUoe { b.retainAll(b) }
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expectUoe { b.clear() }
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expectUoe { b.add(0, "") }
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expectUoe { b.set(0, "") }
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expectUoe { b.remove(0) }
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b.listIterator()
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b.listIterator(0)
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b.subList(0, 0)
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return "OK"
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}
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