Vladimir Sukharev
32 lines
648 B
Kotlin
Vendored
32 lines
648 B
Kotlin
Vendored
/*
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* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
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* that can be found in the LICENSE file.
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*/
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// JVM_ABI_K1_K2_DIFF: KT-63864
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// WITH_STDLIB
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import kotlin.test.*
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import kotlin.properties.Delegates
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val sb = StringBuilder()
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class User {
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var name: String by Delegates.observable("<no name>") {
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prop, old, new ->
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sb.appendLine("$old -> $new")
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}
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}
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fun box(): String {
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val user = User()
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user.name = "first"
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user.name = "second"
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assertEquals("""
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<no name> -> first
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first -> second
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""".trimIndent(), sb.toString())
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return "OK"
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} |