Files
kotlin-fork/backend.native/tests/external/stdlib/text/StringTest/takeWhile.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

14 lines
425 B
Kotlin

import kotlin.test.*
// helper predicates available on both platforms
fun Char.isAsciiDigit() = this in '0'..'9'
fun Char.isAsciiLetter() = this in 'A'..'Z' || this in 'a'..'z'
fun Char.isAsciiUpperCase() = this in 'A'..'Z'
fun box() {
val data = "ab1cd2"
assertEquals("ab", data.takeWhile { it.isAsciiLetter() })
assertEquals("", data.takeWhile { false })
assertEquals("ab1cd2", data.takeWhile { true })
}