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fenix/app/src/test/java/org/mozilla/fenix/perf/StartupReportFullyDrawnTest.kt

84 lines
3.3 KiB
Kotlin

/* 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.perf
import android.view.View
import android.view.ViewTreeObserver
import android.widget.LinearLayout
import io.mockk.Called
import io.mockk.MockKAnnotations
import io.mockk.Runs
import io.mockk.every
import io.mockk.impl.annotations.MockK
import io.mockk.just
import io.mockk.mockk
import io.mockk.slot
import io.mockk.verify
import kotlinx.android.synthetic.main.top_site_item.view.*
import org.junit.Before
import org.junit.Test
import org.mozilla.fenix.HomeActivity
import org.mozilla.fenix.R
import org.mozilla.fenix.home.sessioncontrol.viewholders.topsites.TopSiteItemViewHolder
import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupDestination
import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupState
class StartupReportFullyDrawnTest {
@MockK private lateinit var activity: HomeActivity
private lateinit var holder: TopSiteItemViewHolder
@MockK(relaxed = true) private lateinit var rootContainer: LinearLayout
@MockK(relaxed = true) private lateinit var holderItemView: View
@MockK(relaxed = true) private lateinit var viewTreeObserver: ViewTreeObserver
private lateinit var fullyDrawn: StartupReportFullyDrawn
@Before
fun setup() {
MockKAnnotations.init(this)
every { activity.findViewById<LinearLayout>(R.id.rootContainer) } returns rootContainer
every { holderItemView.context } returns activity
every { holderItemView.top_site_item } returns mockk(relaxed = true)
holder = TopSiteItemViewHolder(holderItemView, mockk())
every { rootContainer.viewTreeObserver } returns viewTreeObserver
every { holderItemView.viewTreeObserver } returns viewTreeObserver
fullyDrawn = StartupReportFullyDrawn()
}
@Test
fun testOnActivityCreateEndHome() {
// Only APP_LINK destination
fullyDrawn.onActivityCreateEndHome(StartupState.Cold(StartupDestination.UNKNOWN), activity)
fullyDrawn.onActivityCreateEndHome(StartupState.Cold(StartupDestination.HOMESCREEN), activity)
verify { activity wasNot Called }
// Only run once
fullyDrawn.onActivityCreateEndHome(StartupState.Cold(StartupDestination.APP_LINK), activity)
verify(exactly = 1) { activity.findViewById<LinearLayout>(R.id.rootContainer) }
fullyDrawn.onActivityCreateEndHome(StartupState.Cold(StartupDestination.APP_LINK), activity)
verify(exactly = 1) { activity.findViewById<LinearLayout>(R.id.rootContainer) }
every { activity.reportFullyDrawn() } just Runs
triggerPreDraw()
verify { activity.reportFullyDrawn() }
}
@Test
fun testOnTopSitesItemBound() {
fullyDrawn.onTopSitesItemBound(StartupState.Cold(StartupDestination.HOMESCREEN), holder)
every { activity.reportFullyDrawn() } just Runs
triggerPreDraw()
verify { activity.reportFullyDrawn() }
}
private fun triggerPreDraw() {
val listener = slot<ViewTreeObserver.OnPreDrawListener>()
verify { viewTreeObserver.addOnPreDrawListener(capture(listener)) }
listener.captured.onPreDraw()
}
}