mozilla-mobile/firefox-tv/app/src/test/java/org/mozilla/tv/firefox/utils/PreventLiveDataMainLooperCrashRule.kt

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.tv.firefox.utils
import androidx.arch.core.executor.testing.InstantTaskExecutorRule
import androidx.lifecycle.LiveData
/**
* This rule prevents a crash when unit testing [LiveData].
*
* Internally, [LiveData] adds some runnables to the main Android event loop,
* which does not exist on the JVM. With this rule active, these are run
* immediately instead.
*
*/
typealias PreventLiveDataMainLooperCrashRule = InstantTaskExecutorRule