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mg6maciej/Stubbable.kt

Last active April 3, 2017 17:46
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Stubbable.kt
fun <T> stubbable(function: KCallable<T>) = object : ReadWriteProperty<Any?, T> {
override fun getValue(thisRef: Any?, property: KProperty<*>) = throw UnsupportedOperationException()
override fun setValue(thisRef: Any?, property: KProperty<*>, value: T) {
val args = listOf(thisRef) + function.parameters.drop(1).map { anyList<Any>() }
whenever(function.call(*args.toTypedArray())).thenReturn(value)
}
}
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