[android-components](../../index.md) / [mozilla.components.tooling.fetch.tests](../index.md) / [FetchTestCases](index.md) / [getThrowsIOExceptionWhenHostNotReachable](./get-throws-i-o-exception-when-host-not-reachable.md)

# getThrowsIOExceptionWhenHostNotReachable

`open fun getThrowsIOExceptionWhenHostNotReachable(): `[`Unit`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/tooling/fetch-tests/src/main/java/mozilla/components/tooling/fetch/tests/FetchTestCases.kt#L476)