14 lines
504 B
Kotlin
14 lines
504 B
Kotlin
import kotlin.test.fail
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inline fun <reified T: Throwable>assertThrows(f: ()->Unit): T {
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val name = T::class.simpleName
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try {
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f()
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fail("expected to throw $name but threw nothing")
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}
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catch(x: Throwable) {
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if( x is T ) return x
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println("expected to throw $name but instead threw ${x::class.simpleName}: $x\b\n${x.stackTraceToString()}")
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fail("expected to throw $name but instead threw ${x::class.simpleName}: $x\b\n${x.stackTraceToString()}")
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}
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} |