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Implement asList, slice & sliceArray extension functions for UArrays

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Abduqodiri Qurbonzoda
2019-01-24 16:55:57 +03:00
committed by Ilya Gorbunov
parent 114736c09b
commit fc85781bfc
16 changed files with 646 additions and 39 deletions
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libraries/stdlib/test/collections/UnsignedArraysTest.kt
+51 -4
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@@ -7,6 +7,7 @@
package test.collections
import test.collections.behaviors.collectionBehavior
import test.collections.behaviors.listBehavior
import kotlin.test.*
fun assertArrayContentEquals(expected: UIntArray, actual: UIntArray, message: String = "") { assertTrue(expected contentEquals actual, message) }
@@ -19,10 +20,10 @@ class UnsignedArraysTest {
@Test
fun collectionBehavior() {
compare(listOf<UByte>(), ubyteArrayOf()) { this.collectionBehavior() }
compare(listOf<UShort>(1), ushortArrayOf(1)) { this.collectionBehavior() }
compare(listOf<UInt>(1, 2), uintArrayOf(1u, 2u)) { this.collectionBehavior() }
compare(listOf<ULong>(1, 2, 3), ulongArrayOf(1u, 2u, 3u)) { this.collectionBehavior() }
compare(listOf<UByte>(), ubyteArrayOf()) { collectionBehavior() }
compare(listOf<UShort>(1), ushortArrayOf(1)) { collectionBehavior() }
compare(listOf<UInt>(1, 2), uintArrayOf(1u, 2u)) { collectionBehavior() }
compare(listOf<ULong>(1, 2, 3), ulongArrayOf(1u, 2u, 3u)) { collectionBehavior() }
}
@Test
@@ -364,4 +365,50 @@ class UnsignedArraysTest {
assertArrayContentEquals(ushortArrayOf(3u, 2u, 1u), ushortArrayOf(1u, 2u, 3u).reversedArray())
assertArrayContentEquals(ulongArrayOf(3u, 2u, 1u), ulongArrayOf(1u, 2u, 3u).reversedArray())
}
@Test
fun asList() {
compare(listOf<UByte>(), ubyteArrayOf().asList()) { listBehavior() }
compare(listOf<UShort>(1), ushortArrayOf(1.toUShort()).asList()) { listBehavior() }
compare(listOf<UInt>(1, 2), uintArrayOf(1u, 2u).asList()) { listBehavior() }
compare(listOf<UInt>(1, 2, 3), uintArrayOf(1u, 2u, 3u).asList()) { listBehavior() }
val ulongs = ulongArrayOf(1uL, 5uL, 7uL)
val ulongsAsList = ulongs.asList()
assertEquals(5uL, ulongsAsList[1])
ulongs[1] = 10
assertEquals(10uL, ulongsAsList[1], "Should reflect changes in original array")
}
@Test
fun slice() {
assertEquals(listOf<UInt>(), uintArrayOf(1, 2, 3).slice(5..1))
assertEquals(listOf<UInt>(2, 3, 9), uintArrayOf(2, 3, 9, 2, 3, 9).slice(listOf(3, 1, 2)))
assertEquals(listOf<UByte>(127, 100), ubyteArrayOf(50, 100, 127).slice(2 downTo 1))
assertEquals(listOf<UShort>(200, 100), ushortArrayOf(50, 100, 200).slice(2 downTo 1))
assertEquals(listOf<ULong>(100, 200, 30), ulongArrayOf(50, 100, 200, 30).slice(1..3))
for (range in listOf(-1 until 0, 0 until 2, 2..2)) {
val bounds = "range: $range"
val exClass = IndexOutOfBoundsException::class
assertFailsWith(exClass, bounds) { uintArrayOf(1).slice(range) }
assertFailsWith(exClass, bounds) { ulongArrayOf(1).slice(range) }
}
}
@Test
fun sliceArray() {
assertArrayContentEquals(uintArrayOf(), uintArrayOf(1, 2, 3).sliceArray(5..1))
assertArrayContentEquals(uintArrayOf(2, 3, 9), uintArrayOf(2, 3, 9, 2, 3, 9).sliceArray(listOf(3, 1, 2)))
assertArrayContentEquals(ubyteArrayOf(127, 100), ubyteArrayOf(50, 100, 127).sliceArray(listOf(2, 1)))
assertArrayContentEquals(ushortArrayOf(200, 100), ushortArrayOf(50, 100, 200).sliceArray(listOf(2, 1)))
assertArrayContentEquals(ulongArrayOf(100, 200, 30), ulongArrayOf(50, 100, 200, 30).sliceArray(1..3))
for (range in listOf(-1 until 0, 0 until 2, 2..2)) {
val bounds = "range: $range"
val exClass = IndexOutOfBoundsException::class
assertFailsWith(exClass, bounds) { ubyteArrayOf(1).sliceArray(range) }
assertFailsWith(exClass, bounds) { ushortArrayOf(1).sliceArray(range) }
}
}
}