34 lines
1.2 KiB
Kotlin
34 lines
1.2 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.utils
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import androidx.core.view.OneShotPreDrawListener
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import androidx.fragment.app.Fragment
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import io.mockk.mockk
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import io.mockk.verify
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import kotlinx.coroutines.ExperimentalCoroutinesApi
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import kotlinx.coroutines.ObsoleteCoroutinesApi
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import kotlinx.coroutines.test.runBlockingTest
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import org.junit.Test
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@ObsoleteCoroutinesApi
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@ExperimentalCoroutinesApi
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class FragmentPreDrawManagerTest {
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private fun doNothing() { /*noop*/ }
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@Test
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fun `execute doOnPreDraw`() {
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runBlockingTest {
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val fragmentMock = mockk<Fragment>(relaxed = true)
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val fragmentPreDrawManager = FragmentPreDrawManager(fragmentMock)
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val listener = OneShotPreDrawListener.add(fragmentMock.view!!) { mockk() }
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verify { fragmentMock.postponeEnterTransition() }
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fragmentPreDrawManager.execute { doNothing() }
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verify { fragmentMock.view?.viewTreeObserver?.addOnPreDrawListener(listener) }
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}
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}
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}
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