Ilya Matveev
85827b4880
This patch copies Kotlin/JVM stdlib tests (libraries/stdlib/test) excepting ones with explicit java dependencies. It also transforms the tests to use them as box-tests.
15 lines
477 B
Kotlin
15 lines
477 B
Kotlin
import kotlin.test.*
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import kotlin.comparisons.*
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fun fibonacci(): Sequence<Int> {
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// fibonacci terms
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// 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181, 6765, 10946, ...
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return generateSequence(Pair(0, 1), { Pair(it.second, it.first + it.second) }).map { it.first }
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}
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fun box() {
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val sequence = fibonacci().dropWhile { it < 10 }.take(20)
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assertEquals(listOf(13, 34, 55, 144), sequence.distinctBy { it % 4 }.toList())
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}
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