Files
kotlin-fork/compiler/testData/codegen/box/inlineClasses/propertyDelegation/delegateLocalVarToInlineClass.kt
T
2020-11-09 16:04:43 +03:00

86 lines
1.9 KiB
Kotlin
Vendored

// DONT_TARGET_EXACT_BACKEND: WASM
// WASM_MUTE_REASON: PROPERTY_REFERENCES
// !LANGUAGE: +InlineClasses
var setterInvoked = 0
var backing = 42
inline class DelegateStr(val ignored: String) {
operator fun getValue(thisRef: Any?, prop: Any?) =
backing
operator fun setValue(thisRef: Any?, prop: Any?, newValue: Int) {
setterInvoked++
backing = newValue
}
}
inline class DelegateInt(val ignored: Int) {
operator fun getValue(thisRef: Any?, prop: Any?) =
backing
operator fun setValue(thisRef: Any?, prop: Any?, newValue: Int) {
setterInvoked++
backing = newValue
}
}
inline class DelegateLong(val ignored: Long) {
operator fun getValue(thisRef: Any?, prop: Any?) =
backing
operator fun setValue(thisRef: Any?, prop: Any?, newValue: Int) {
setterInvoked++
backing = newValue
}
}
fun box(): String {
setterInvoked = 0
testDelegateStr()
if (setterInvoked != 1) throw AssertionError()
setterInvoked = 0
testDelegateInt()
if (setterInvoked != 1) throw AssertionError()
setterInvoked = 0
testDelegateLong()
if (setterInvoked != 1) throw AssertionError()
return "OK"
}
private fun testDelegateStr() {
var localD by DelegateStr("don't care")
if (localD != 42) AssertionError()
localD = 1234
if (localD != 1234) throw AssertionError()
if (backing != 1234) throw AssertionError()
}
private fun testDelegateInt() {
var localD by DelegateInt(999)
if (localD != 42) AssertionError()
localD = 1234
if (localD != 1234) throw AssertionError()
if (backing != 1234) throw AssertionError()
}
private fun testDelegateLong() {
var localD by DelegateLong(999L)
if (localD != 42) AssertionError()
localD = 1234
if (localD != 1234) throw AssertionError()
if (backing != 1234) throw AssertionError()
}