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.
27 lines
1010 B
Kotlin
27 lines
1010 B
Kotlin
import kotlin.test.*
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fun box() {
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fun <T, K> verifyGrouping(grouping: Grouping<T, K>, expectedElements: List<T>, expectedKeys: List<K>) {
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val elements = grouping.sourceIterator().asSequence().toList()
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val keys = elements.map { grouping.keyOf(it) } // TODO: replace with grouping::keyOf when supported in JS
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assertEquals(expectedElements, elements)
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assertEquals(expectedKeys, keys)
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}
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val elements = listOf("foo", "bar", "value", "x")
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val keySelector: (String) -> Int = { it.length }
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val keys = elements.map(keySelector)
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fun verifyGrouping(grouping: Grouping<String, Int>) = verifyGrouping(grouping, elements, keys)
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verifyGrouping(elements.groupingBy { it.length })
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verifyGrouping(elements.toTypedArray().groupingBy(keySelector))
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verifyGrouping(elements.asSequence().groupingBy(keySelector))
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val charSeq = "some sequence of chars"
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verifyGrouping(charSeq.groupingBy { it.toInt() }, charSeq.toList(), charSeq.map { it.toInt() })
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}
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