Mikhael Bogdanov
39 lines
1.1 KiB
Kotlin
Vendored
39 lines
1.1 KiB
Kotlin
Vendored
// IGNORE_BACKEND: JVM_IR
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// TARGET_BACKEND: JVM
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// WITH_REFLECT
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import kotlin.reflect.KProperty
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import kotlin.reflect.jvm.isAccessible
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import kotlin.test.*
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class Delegate(val value: String) {
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operator fun getValue(instance: Any?, property: KProperty<*>) = value
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}
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open class Base {
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open val x: String by Delegate("Base")
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}
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class Derived : Base() {
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override val x: String by Delegate("Derived")
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}
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fun check(expected: String, delegate: Any?) {
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if (delegate == null) throw AssertionError("getDelegate returned null")
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assertEquals(expected, (delegate as Delegate).value)
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}
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fun box(): String {
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val base = Base()
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val derived = Derived()
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check("Base", (Base::x).apply { isAccessible = true }.getDelegate(base))
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check("Base", (base::x).apply { isAccessible = true }.getDelegate())
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check("Derived", (Derived::x).apply { isAccessible = true }.getDelegate(derived))
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check("Derived", (derived::x).apply { isAccessible = true }.getDelegate())
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check("Base", (Base::x).apply { isAccessible = true }.getDelegate(derived))
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return "OK"
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}
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