Ilya Gorbunov
42 lines
1.3 KiB
Kotlin
42 lines
1.3 KiB
Kotlin
/*
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* Copyright 2010-2015 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package test.collections
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import kotlin.test.assertEquals
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import org.junit.Test as test
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/**
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* We need this test to run only on JVM because we have no mutability support by sub-list implementation for JavaScript
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*/
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class ReversedViewsJVMTest {
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@test fun testMutableSubList() {
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val original = arrayListOf(1, 2, 3, 4)
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val reversedSubList = original.asReversed().subList(1, 3)
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assertEquals(listOf(3, 2), reversedSubList)
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reversedSubList.clear()
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assertEquals(emptyList<Int>(), reversedSubList)
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assertEquals(listOf(1, 4), original)
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reversedSubList.add(100)
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assertEquals(listOf(100), reversedSubList)
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assertEquals(listOf(1, 100, 4), original)
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}
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}
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