Files
kotlin-fork/compiler/testData/codegen/box/delegatedProperty/propertyMetadataEqualsHashCodeToString.kt
T
Alexander Udalov 9095fa2844 Make PropertyMetadataImpl a data class
To allow property delegates to use property metadata as a key in the hash map,
and to improve debugging experience
2015-08-24 01:29:57 +03:00

37 lines
664 B
Kotlin
Vendored

import java.util.HashSet
class A {
val foo: String by O
val Int.foo: String by O
fun foo42() = 42.foo
}
val foo: String by O
val Int.foo: String by O
object O {
val metadatas = HashSet<PropertyMetadata>()
fun get(t: Any?, p: PropertyMetadata): String {
metadatas.add(p)
return ""
}
}
fun box(): String {
A().foo
A().foo42()
foo
42.foo
if (O.metadatas.size() != 1)
return "Too many different PropertyMetadata instances: ${O.metadatas}"
val m = O.metadatas.iterator().next()
if (m.toString() != "PropertyMetadata(name=foo)")
return "Wrong toString(): $m"
return "OK"
}