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issue#103 Removing item animations

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Gergely Hegedus 2022-07-19 16:33:38 +03:00
parent 4f6bba6cb1
commit 00c222b461
2 changed files with 39 additions and 0 deletions
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test-util-android/src/main/java/org/fnives/test/showcase/android/testutil/viewaction/recycler/RemoveItemAnimations.kt Normal file
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package org.fnives.test.showcase.android.testutil.viewaction.recycler
import android.view.View
import androidx.recyclerview.widget.RecyclerView
import androidx.test.espresso.UiController
import androidx.test.espresso.ViewAction
import androidx.test.espresso.matcher.ViewMatchers
import org.hamcrest.Matcher
/**
* Sets the [RecyclerView]'s [itemAnimator][RecyclerView.setItemAnimator] to null, thus disabling animations.
*/
class RemoveItemAnimations : ViewAction {
override fun getConstraints(): Matcher<View> =
ViewMatchers.isAssignableFrom(RecyclerView::class.java)
override fun getDescription(): String =
"Remove item animations"
override fun perform(uiController: UiController, view: View) {
val recycler: RecyclerView = view as RecyclerView
recycler.itemAnimator = null
uiController.loopMainThreadUntilIdle()
}
}