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[fenix] For 4827 - Remove TransitionPreDrawListenerTest pending tests refactoring

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New tests for `FragmentPreDrawManager` are to be added in https://github.com/mozilla-mobile/fenix/issues/4828
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Mugurell 2019-08-20 12:57:02 +03:00 committed by Sebastian Kaspari
parent fa2abeffe9
commit 2634b6dee4
1 changed files with 0 additions and 41 deletions
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41
app/src/test/java/org/mozilla/fenix/home/TransitionPreDrawListenerTest.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.fenix.home
import android.view.ViewTreeObserver
import androidx.fragment.app.Fragment
import io.mockk.mockk
import io.mockk.verify
import org.junit.Before
import org.junit.Test
class TransitionPreDrawListenerTest {
private lateinit var fragment: Fragment
private lateinit var viewTreeObserver: ViewTreeObserver
@Before
fun setup() {
fragment = mockk(relaxed = true)
viewTreeObserver = mockk(relaxed = true)
}
@Test
fun `adds observer when constructed`() {
val listener = TransitionPreDrawListener(fragment, viewTreeObserver) {}
verify { fragment.viewLifecycleOwner.lifecycle.addObserver(listener) }
}
@Test
fun `adds listener on create and removes on destroy`() {
val listener = TransitionPreDrawListener(fragment, viewTreeObserver) {}
listener.onCreateView()
verify { viewTreeObserver.addOnPreDrawListener(listener) }
listener.onDestroyView()
verify { viewTreeObserver.removeOnPreDrawListener(listener) }
}
}