Igor Yakovlev
71 lines
1.4 KiB
Kotlin
Vendored
71 lines
1.4 KiB
Kotlin
Vendored
// TARGET_BACKEND: WASM
|
|
// WITH_STDLIB
|
|
|
|
// FILE: externals.js
|
|
|
|
function roundTrip(x) { return x; }
|
|
|
|
// FILE: externals.kt
|
|
|
|
external fun roundTrip(x: EI?): EI?
|
|
|
|
fun assertTrue(x: Boolean) {
|
|
if (!x) error("assertTrue fail")
|
|
}
|
|
|
|
fun assertFalse(x: Boolean) {
|
|
if (x) error("assertFalse fail")
|
|
}
|
|
|
|
external interface EI
|
|
|
|
@JsFun("() => null")
|
|
external fun getNull(): EI?
|
|
|
|
@JsFun("() => undefined")
|
|
external fun getUndefined(): EI?
|
|
|
|
@JsFun("(ref) => ref === null")
|
|
external fun isJsNull(ref: EI?): Boolean
|
|
|
|
@JsFun("(ref) => ref === undefined")
|
|
external fun isJsUndefined(ref: EI?): Boolean
|
|
|
|
@JsFun("() => null")
|
|
external fun getJsNullAsNonNullable(): EI
|
|
|
|
@JsFun("() => undefined")
|
|
external fun getJsUndefinedAsNonNullable(): EI
|
|
|
|
inline fun checkNPE(body: () -> Unit) {
|
|
var throwed = false
|
|
try {
|
|
body()
|
|
} catch (e: NullPointerException) {
|
|
throwed = true
|
|
}
|
|
assertTrue(throwed)
|
|
}
|
|
|
|
fun box(): String {
|
|
val jsNull = getNull()
|
|
val jsUndefined = getUndefined()
|
|
|
|
assertTrue(jsNull == null)
|
|
assertTrue((jsNull as Any?) == null)
|
|
assertTrue((jsNull as Any?) === null)
|
|
assertTrue(jsUndefined == null)
|
|
|
|
assertTrue(isJsNull(null))
|
|
assertTrue(isJsNull(null as EI?))
|
|
assertTrue(isJsNull(null as? EI?))
|
|
assertTrue(isJsNull(roundTrip(null)))
|
|
assertTrue(isJsNull(jsNull))
|
|
|
|
assertFalse(isJsUndefined(null))
|
|
|
|
checkNPE(::getJsNullAsNonNullable)
|
|
checkNPE(::getJsUndefinedAsNonNullable)
|
|
|
|
return "OK"
|
|
} |