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Tests for array's copyOf and plus.

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This commit is contained in:
Ilya Gorbunov
2015-07-06 21:44:29 +03:00
parent a7bf415ad5
commit 6507cf391b
2 changed files with 56 additions and 37 deletions
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libraries/stdlib/test/collections/ArraysJVMTest.kt
-20
View File
@@ -13,27 +13,7 @@ class ArraysJVMTest {
expect(b[i]) { a[i] }
}
test fun copyOf() {
checkContent(booleanArrayOf(true, false, true, false, true, false).copyOf().iterator(), 6) { it % 2 == 0 }
checkContent(byteArrayOf(0, 1, 2, 3, 4, 5).copyOf().iterator(), 6) { it.toByte() }
checkContent(shortArrayOf(0, 1, 2, 3, 4, 5).copyOf().iterator(), 6) { it.toShort() }
checkContent(intArrayOf(0, 1, 2, 3, 4, 5).copyOf().iterator(), 6) { it }
checkContent(longArrayOf(0, 1, 2, 3, 4, 5).copyOf().iterator(), 6) { it.toLong() }
checkContent(floatArrayOf(0.toFloat(), 1.toFloat(), 2.toFloat(), 3.toFloat()).copyOf().iterator(), 4) { it.toFloat() }
checkContent(doubleArrayOf(0.0, 1.0, 2.0, 3.0, 4.0, 5.0).copyOf().iterator(), 6) { it.toDouble() }
checkContent(charArrayOf('0', '1', '2', '3', '4', '5').copyOf().iterator(), 6) { '0' + it }
}
test fun copyOfRange() {
checkContent(booleanArrayOf(true, false, true, false, true, false).copyOfRange(0, 3).iterator(), 3) { it % 2 == 0 }
checkContent(byteArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3).iterator(), 3) { it.toByte() }
checkContent(shortArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3).iterator(), 3) { it.toShort() }
checkContent(intArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3).iterator(), 3) { it }
checkContent(longArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3).iterator(), 3) { it.toLong() }
checkContent(floatArrayOf(0.toFloat(), 1.toFloat(), 2.toFloat(), 3.toFloat()).copyOfRange(0, 3).iterator(), 3) { it.toFloat() }
checkContent(doubleArrayOf(0.0, 1.0, 2.0, 3.0, 4.0, 5.0).copyOfRange(0, 3).iterator(), 3) { it.toDouble() }
checkContent(charArrayOf('0', '1', '2', '3', '4', '5').copyOfRange(0, 3).iterator(), 3) { '0' + it }
}
test fun reduce() {
expect(-4) { intArrayOf(1, 2, 3) reduce { a, b -> a - b } }
libraries/stdlib/test/collections/ArraysTest.kt
+56 -17
View File
@@ -6,15 +6,16 @@ import kotlin.test.assertTrue
import kotlin.test.expect
import org.junit.Test as test
fun <T> checkContent(iter: Iterator<T>, length: Int, value: (Int) -> T) {
var idx = 0
while (idx != length && iter.hasNext()) {
assertEquals(value(idx++), iter.next(), "Invalid element")
}
fun <T> assertArrayNotSameButEquals(expected: Array<out T>, actual: Array<out T>, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: IntArray, actual: IntArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: LongArray, actual: LongArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: ShortArray, actual: ShortArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: ByteArray, actual: ByteArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: DoubleArray, actual: DoubleArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: FloatArray, actual: FloatArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: CharArray, actual: CharArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
fun assertArrayNotSameButEquals(expected: BooleanArray, actual: BooleanArray, message: String = "") { assertTrue(expected !== actual, message); assertEquals(expected.toList(), actual.toList(), message) }
assertEquals(length, idx, "Invalid length")
assertFalse(iter.hasNext(), "Invalid length (hasNext())")
}
class ArraysTest {
@@ -211,20 +212,22 @@ class ArraysTest {
test fun plus() {
assertEquals(listOf("1", "2", "3", "4"), listOf("1", "2") + arrayOf("3", "4"))
val arr = arrayOf("1", "2") + arrayOf("3", "4")
assertEquals(4, arr.size())
checkContent(arr.iterator(), 4) { (it + 1).toString() }
assertArrayNotSameButEquals(arrayOf("1", "2", "3"), arrayOf("1", "2") + "3")
assertArrayNotSameButEquals(arrayOf("1", "2", "3", "4"), arrayOf("1", "2") + arrayOf("3", "4"))
assertArrayNotSameButEquals(arrayOf("1", "2", "3", "4"), arrayOf("1", "2") + listOf("3", "4"))
assertArrayNotSameButEquals(intArrayOf(1, 2, 3), intArrayOf(1, 2) + 3)
assertArrayNotSameButEquals(intArrayOf(1, 2, 3, 4), intArrayOf(1, 2) + listOf(3, 4))
assertArrayNotSameButEquals(intArrayOf(1, 2, 3, 4), intArrayOf(1, 2) + intArrayOf(3, 4))
}
test fun plusVararg() {
fun stringOnePlus(vararg a: String) = arrayOf("1") + a
fun numberOnePlus(vararg a: Int) = intArrayOf(1) + a
fun longOnePlus(vararg a: Long) = longArrayOf(1) + a
fun intOnePlus(vararg a: Int) = intArrayOf(1) + a
val arrS = stringOnePlus("2")
checkContent(arrS.iterator(), 2) { (it + 1).toString() }
val arrN = numberOnePlus(2)
checkContent(arrN.iterator(), 2) { it + 1 }
assertArrayNotSameButEquals(arrayOf("1", "2"), stringOnePlus("2"), "Array.plus")
assertArrayNotSameButEquals(intArrayOf(1, 2), intOnePlus(2), "IntArray.plus")
assertArrayNotSameButEquals(longArrayOf(1, 2), longOnePlus(2), "LongArray.plus")
}
test fun first() {
@@ -315,6 +318,42 @@ class ArraysTest {
assertEquals(charList, charArray.asList())
}
test fun copyOf() {
booleanArrayOf(true, false, true).let { assertArrayNotSameButEquals(it, it.copyOf()) }
byteArrayOf(0, 1, 2, 3, 4, 5).let { assertArrayNotSameButEquals(it, it.copyOf()) }
shortArrayOf(0, 1, 2, 3, 4, 5).let { assertArrayNotSameButEquals(it, it.copyOf()) }
intArrayOf(0, 1, 2, 3, 4, 5).let { assertArrayNotSameButEquals(it, it.copyOf()) }
longArrayOf(0, 1, 2, 3, 4, 5).let { assertArrayNotSameButEquals(it, it.copyOf()) }
floatArrayOf(0F, 1F, 2F, 3F).let { assertArrayNotSameButEquals(it, it.copyOf()) }
doubleArrayOf(0.0, 1.0, 2.0, 3.0, 4.0, 5.0).let { assertArrayNotSameButEquals(it, it.copyOf()) }
charArrayOf('0', '1', '2', '3', '4', '5').let { assertArrayNotSameButEquals(it, it.copyOf()) }
}
test fun copyAndResize() {
assertArrayNotSameButEquals(arrayOf("1", "2"), arrayOf("1", "2", "3").copyOf(2))
assertArrayNotSameButEquals(arrayOf("1", "2", null), arrayOf("1", "2").copyOf(3))
assertArrayNotSameButEquals(longArrayOf(1, 2), longArrayOf(1, 2, 3).copyOf(2))
assertArrayNotSameButEquals(longArrayOf(1, 2, 0), longArrayOf(1, 2).copyOf(3))
assertArrayNotSameButEquals(intArrayOf(1, 2), intArrayOf(1, 2, 3).copyOf(2))
assertArrayNotSameButEquals(intArrayOf(1, 2, 0), intArrayOf(1, 2).copyOf(3))
assertArrayNotSameButEquals(charArrayOf('A', 'B'), charArrayOf('A', 'B', 'C').copyOf(2))
assertArrayNotSameButEquals(charArrayOf('A', 'B', '\u0000'), charArrayOf('A', 'B').copyOf(3))
}
test fun copyOfRange() {
assertArrayNotSameButEquals(booleanArrayOf(true, false, true), booleanArrayOf(true, false, true, true).copyOfRange(0, 3))
assertArrayNotSameButEquals(byteArrayOf(0, 1, 2), byteArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3))
assertArrayNotSameButEquals(shortArrayOf(0, 1, 2), shortArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3))
assertArrayNotSameButEquals(intArrayOf(0, 1, 2), intArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3))
assertArrayNotSameButEquals(longArrayOf(0, 1, 2), longArrayOf(0, 1, 2, 3, 4, 5).copyOfRange(0, 3))
assertArrayNotSameButEquals(floatArrayOf(0F, 1F, 2F), floatArrayOf(0F, 1F, 2F, 3F, 4F, 5F).copyOfRange(0, 3))
assertArrayNotSameButEquals(doubleArrayOf(0.0, 1.0, 2.0), doubleArrayOf(0.0, 1.0, 2.0, 3.0, 4.0, 5.0).copyOfRange(0, 3))
assertArrayNotSameButEquals(charArrayOf('0', '1', '2'), charArrayOf('0', '1', '2', '3', '4', '5').copyOfRange(0, 3))
}
/*
TODO FIXME ASAP: These currently fail on JS due to missing upto() method on numbers