Files
kotlin-fork/compiler/testData/codegen/box/delegation/delegationToMap.kt
T
2020-02-07 18:44:50 +03:00

27 lines
763 B
Kotlin
Vendored

// IGNORE_BACKEND_FIR: JVM_IR
// SKIP_JDK6
// TARGET_BACKEND: JVM
// FULL_JDK
class MapWithBadDefaults : HashMap<String, String>() {
override fun getOrDefault(key: String, defaultValue: String): String {
throw RuntimeException("Shouldn't be executed")
}
override fun remove(key: String, value: String): Boolean {
throw RuntimeException("Shouldn't be executed")
}
}
class Test(map: MutableMap<String, String>) : MutableMap<String, String> by map
fun box(): String {
val test = Test(MapWithBadDefaults())
test.put("O", "K")
if (!test.containsKey("O")) return "fail 1: can't find value for key 'O'"
if (!test.remove("O", "K")) return "fail 2: entry wasn't removed"
return test.getOrDefault("absent", "OK")
}