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Add vararg overloads for maxOf/minOf functions #KT-33906

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This commit is contained in:
Abduqodiri Qurbonzoda
2020-02-03 20:46:48 +03:00
parent 5aae3b5d27
commit 1f721796b8
10 changed files with 782 additions and 1 deletions
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libraries/stdlib/test/OrderingTest.kt
+13
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@@ -20,6 +20,7 @@ class OrderingTest {
val v1 = Item("wine", 9)
val v2 = Item("beer", 10)
val v3 = Item("apple", 20)
val v4 = Item("grape", 22)
@Test
fun compareByCompareTo() {
@@ -154,44 +155,56 @@ class OrderingTest {
fun maxOf() {
assertEquals(Int.MAX_VALUE, maxOf(Int.MAX_VALUE, Int.MIN_VALUE))
assertEquals(Int.MAX_VALUE, maxOf(Int.MAX_VALUE, Int.MIN_VALUE, 0))
assertEquals(Int.MAX_VALUE, maxOf(Int.MAX_VALUE, Int.MIN_VALUE, 0, -1))
assertEquals(Long.MAX_VALUE, maxOf(Long.MAX_VALUE, Long.MIN_VALUE))
assertEquals(Long.MAX_VALUE, maxOf(Long.MAX_VALUE, Long.MIN_VALUE, 0))
assertEquals(Long.MAX_VALUE, maxOf(Long.MAX_VALUE, Long.MIN_VALUE, 0, -1))
assertEquals(Double.POSITIVE_INFINITY, maxOf(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY))
assertEquals(Double.POSITIVE_INFINITY, maxOf(Double.POSITIVE_INFINITY, Double.MAX_VALUE, Double.MIN_VALUE))
assertEquals(Double.POSITIVE_INFINITY, maxOf(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY, Double.MAX_VALUE, Double.MIN_VALUE))
assertEquals(0.0, maxOf(0.0, -0.0))
assertEquals(0.0, maxOf(-0.0, 0.0))
assertEquals(0.0, maxOf(-0.0, 0.0, 0.0, -0.0))
}
@Test
fun maxOfWith() {
assertEquals(v1, maxOf(v1, v2, compareBy { it.name }))
assertEquals(v1, maxOf(v3, v2, v1, compareBy { it.name }))
assertEquals(v1, maxOf(v4, v3, v2, v1, comparator = compareBy { it.name }))
assertEquals(v2, maxOf(v1, v2, compareBy { it.rating }))
assertEquals(v3, maxOf(v1, v2, v3, compareBy { it.rating }))
assertEquals(v4, maxOf(v4, v1, v2, v3, comparator = compareBy { it.rating }))
}
@Test
fun minOf() {
assertEquals(Int.MIN_VALUE, minOf(Int.MAX_VALUE, Int.MIN_VALUE))
assertEquals(Int.MIN_VALUE, minOf(Int.MAX_VALUE, Int.MIN_VALUE, 0))
assertEquals(Int.MIN_VALUE, minOf(Int.MAX_VALUE, Int.MIN_VALUE, 0, -1))
assertEquals(Long.MIN_VALUE, minOf(Long.MAX_VALUE, Long.MIN_VALUE))
assertEquals(Long.MIN_VALUE, minOf(Long.MAX_VALUE, Long.MIN_VALUE, 0))
assertEquals(Long.MIN_VALUE, minOf(Long.MAX_VALUE, Long.MIN_VALUE, 0, -1))
assertEquals(Double.NEGATIVE_INFINITY, minOf(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY))
assertEquals(Double.MIN_VALUE, minOf(Double.POSITIVE_INFINITY, Double.MAX_VALUE, Double.MIN_VALUE))
assertEquals(Double.NEGATIVE_INFINITY, minOf(Double.POSITIVE_INFINITY, Double.NEGATIVE_INFINITY, Double.MAX_VALUE, Double.MIN_VALUE))
assertEquals(-0.0, minOf(0.0, -0.0))
assertEquals(-0.0, minOf(-0.0, 0.0))
assertEquals(-0.0, minOf(-0.0, 0.0, 0.0, -0.0))
}
@Test
fun minOfWith() {
assertEquals(v2, minOf(v1, v2, compareBy { it.name }))
assertEquals(v3, minOf(v3, v2, v1, compareBy { it.name }))
assertEquals(v3, minOf(v4, v2, v3, v1, comparator = compareBy { it.name }))
assertEquals(v1, minOf(v1, v2, compareBy { it.rating }))
assertEquals(v1, minOf(v1, v2, v3, compareBy { it.rating }))
assertEquals(v1, minOf(v4, v1, v2, v3, comparator = compareBy { it.rating }))
}
}