Merge boxWithStdlib testData into box, delete BoxWithStdlib test

compiler/testData/codegen/box/delegatedProperty/useKPropertyLater.kt

@@ -0,0 +1,46 @@
+// WITH_REFLECT
+// TODO: replace with WITH_RUNTIME once KT-11316 is fixed
+
+import java.util.*
+import kotlin.reflect.*
+
+val properties = HashSet<KProperty<*>>()
+
+object Delegate {
+    operator fun getValue(t: Any?, p: KProperty<*>): String {
+        properties.add(p)
+        return ""
+    }
+
+    operator fun setValue(t: Any?, p: KProperty<*>, v: String) {
+        properties.add(p)
+    }
+}
+
+var topLevel: String by Delegate
+object O {
+    var member: String by Delegate
+    var O.memExt: String by Delegate
+}
+
+fun box(): String {
+    topLevel = ""
+    O.member = ""
+    with (O) {
+        O.memExt = ""
+    }
+
+    for (p in HashSet(properties)) {
+        // None of these should fail
+
+        (p as? KProperty0<String>)?.get()
+        (p as? KProperty1<O, String>)?.get(O)
+        (p as? KProperty2<O, O, String>)?.get(O, O)
+
+        (p as? KMutableProperty0<String>)?.set("")
+        (p as? KMutableProperty1<O, String>)?.set(O, "")
+        (p as? KMutableProperty2<O, O, String>)?.set(O, O, "")
+    }
+
+    return "OK"
+}