Files
kotlin-fork/backend.native/tests/external/stdlib/ranges/RangeTest/isEmpty.kt
T
Ilya Matveev 85827b4880 tests: Copy stdlib tests from Kotlin/JVM
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.
2017-04-07 17:21:11 +07:00

22 lines
630 B
Kotlin

import kotlin.test.*
fun box() {
assertTrue((2..1).isEmpty())
assertTrue((2L..0L).isEmpty())
assertTrue((1.toShort()..-1.toShort()).isEmpty())
assertTrue((0.toByte()..-1.toByte()).isEmpty())
assertTrue((0f..-3.14f).isEmpty())
assertTrue((-2.72..-3.14).isEmpty())
assertTrue(('z'..'x').isEmpty())
assertTrue((1 downTo 2).isEmpty())
assertTrue((0L downTo 2L).isEmpty())
assertFalse((2 downTo 1).isEmpty())
assertFalse((2L downTo 0L).isEmpty())
assertTrue(('a' downTo 'z').isEmpty())
assertTrue(('z'..'a' step 2).isEmpty())
assertTrue(("range".."progression").isEmpty())
}