Anton Bannykh
49 lines
1.1 KiB
Kotlin
Vendored
49 lines
1.1 KiB
Kotlin
Vendored
// EXPECTED_REACHABLE_NODES: 1310
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package foo
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interface Base {
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abstract fun foo(s: String): String
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var prop: String
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}
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interface Base1 : Base {
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}
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interface Base2 : Base1 {
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override fun foo(s: String): String = "Base2:foo ${s}"
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}
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class Base2Impl() : Base2 {
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override var prop: String = ""
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set(value) {
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field = "prop:${value}"
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}
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}
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class Derived() : Base by Base2Impl()
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class Derived1() : Base1 by Base2Impl()
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class Derived2() : Base2 by Base2Impl()
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fun box(): String {
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assertEquals("Base2:foo !!", Derived().foo("!!"), "delegation (Base)")
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assertEquals("Base2:foo !!", Derived1().foo("!!"), "delegation (Base1)")
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assertEquals("Base2:foo !!", Derived2().foo("!!"), "delegation (Base2)")
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var d = Derived()
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d.prop = "A"
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assertEquals("prop:A", d.prop, "delegation (Base) set property")
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var d1 = Derived1()
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d1.prop = "B"
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assertEquals("prop:B", d1.prop, "delegation (Base1) set property")
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var d2 = Derived1()
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d2.prop = "C"
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assertEquals("prop:C", d2.prop, "delegation (Base2) set property")
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return "OK"
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}
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