Testing for Region Sampling Instance (55ea2b62) · Commits · e / os / android_frameworks_base

packages/SystemUI/shared/src/com/android/systemui/shared/navigationbar/RegionSamplingHelper.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -128,6 +128,14 @@ public class RegionSamplingHelper implements View.OnAttachStateChangeListener,
		mCallback = samplingCallback;
		}

		/**
		* Make callback accessible
		*/
		@VisibleForTesting
		public SamplingCallback getCallback() {
		return mCallback;
		}

		private void onDraw() {
		if (mWaitingOnDraw) {
		mWaitingOnDraw = false;

packages/SystemUI/shared/src/com/android/systemui/shared/regionsampling/RegionSamplingInstance.kt

+14 −10

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@ package com.android.systemui.shared.regionsampling

		import android.graphics.Rect
		import android.view.View
		import androidx.annotation.VisibleForTesting
		import com.android.systemui.plugins.RegionDarkness
		import com.android.systemui.shared.navigationbar.RegionSamplingHelper
		import com.android.systemui.shared.navigationbar.RegionSamplingHelper.SamplingCallback
		@@ -26,7 +27,7 @@ import java.util.concurrent.Executor
		/**
		* Class for instance of RegionSamplingHelper
		*/
		class RegionSamplingInstance(
		open class RegionSamplingInstance(
		sampledView: View?,
		mainExecutor: Executor?,
		bgExecutor: Executor?,
		@@ -35,7 +36,7 @@ class RegionSamplingInstance(
		) {
		private var isDark = RegionDarkness.DEFAULT
		private var samplingBounds = Rect()
		private var regionSampler: RegionSamplingHelper? = null
		@VisibleForTesting var regionSampler: RegionSamplingHelper? = null

		/**
		* Interface for method to be passed into RegionSamplingHelper
		@@ -48,6 +49,16 @@ class RegionSamplingInstance(
		fun updateColors()
		}

		@VisibleForTesting
		open fun createRegionSamplingHelper(
		sampledView: View,
		callback: SamplingCallback,
		mainExecutor: Executor?,
		bgExecutor: Executor?
		): RegionSamplingHelper {
		return RegionSamplingHelper(sampledView, callback, mainExecutor, bgExecutor)
		}

		private fun convertToClockDarkness(isRegionDark: Boolean): RegionDarkness {
		return if (isRegionDark) {
		RegionDarkness.DARK
		@@ -81,16 +92,9 @@ class RegionSamplingInstance(
		regionSampler?.dump(pw)
		}

		/**
		* Restart
		*/
		fun restart(sampledView: View?) {
		regionSampler?.onViewAttachedToWindow(sampledView)
		}

		init {
		if (regionSamplingEnabled && sampledView != null) {
		regionSampler = RegionSamplingHelper(sampledView,
		regionSampler = createRegionSamplingHelper(sampledView,
		object : SamplingCallback {
		override fun onRegionDarknessChanged(isRegionDark: Boolean) {
		isDark = convertToClockDarkness(isRegionDark)

packages/SystemUI/tests/src/com/android/systemui/shared/regionsampling/RegionSamplingInstanceTest.kt

0 → 100644

+113 −0

Original line number	Diff line number	Diff line
		package com.android.systemui.shared.regionsampling

		import android.graphics.Rect
		import android.testing.AndroidTestingRunner
		import android.view.View
		import androidx.test.filters.SmallTest
		import com.android.systemui.SysuiTestCase
		import com.android.systemui.shared.navigationbar.RegionSamplingHelper
		import java.io.PrintWriter
		import java.util.concurrent.Executor
		import org.junit.Assert
		import org.junit.Before
		import org.junit.Rule
		import org.junit.Test
		import org.junit.runner.RunWith
		import org.mockito.Mock
		import org.mockito.Mockito.clearInvocations
		import org.mockito.Mockito.verify
		import org.mockito.Mockito.`when` as whenever
		import org.mockito.junit.MockitoJUnit

		@RunWith(AndroidTestingRunner::class)
		@SmallTest
		class RegionSamplingInstanceTest : SysuiTestCase() {

		@JvmField @Rule
		val mockito = MockitoJUnit.rule()

		@Mock private lateinit var sampledView: View
		@Mock private lateinit var mainExecutor: Executor
		@Mock private lateinit var bgExecutor: Executor
		@Mock private lateinit var regionSampler: RegionSamplingHelper
		@Mock private lateinit var updateFun: RegionSamplingInstance.UpdateColorCallback
		@Mock private lateinit var pw: PrintWriter
		@Mock private lateinit var callback: RegionSamplingHelper.SamplingCallback

		private lateinit var regionSamplingInstance: RegionSamplingInstance

		@Before
		fun setUp() {
		whenever(sampledView.isAttachedToWindow).thenReturn(true)
		whenever(regionSampler.callback).thenReturn(this@RegionSamplingInstanceTest.callback)

		regionSamplingInstance = object : RegionSamplingInstance(
		sampledView,
		mainExecutor,
		bgExecutor,
		true,
		updateFun
		) {
		override fun createRegionSamplingHelper(
		sampledView: View,
		callback: RegionSamplingHelper.SamplingCallback,
		mainExecutor: Executor?,
		bgExecutor: Executor?
		): RegionSamplingHelper {
		return this@RegionSamplingInstanceTest.regionSampler
		}
		}
		}

		@Test
		fun testStartRegionSampler() {
		regionSamplingInstance.startRegionSampler()

		verify(regionSampler).start(Rect(0, 0, 0, 0))
		}

		@Test
		fun testStopRegionSampler() {
		regionSamplingInstance.stopRegionSampler()

		verify(regionSampler).stop()
		}

		@Test
		fun testDump() {
		regionSamplingInstance.dump(pw)

		verify(regionSampler).dump(pw)
		}

		@Test
		fun testUpdateColorCallback() {
		regionSampler.callback.onRegionDarknessChanged(false)
		verify(regionSampler.callback).onRegionDarknessChanged(false)
		clearInvocations(regionSampler.callback)
		regionSampler.callback.onRegionDarknessChanged(true)
		verify(regionSampler.callback).onRegionDarknessChanged(true)
		}

		@Test
		fun testFlagFalse() {
		regionSamplingInstance = object : RegionSamplingInstance(
		sampledView,
		mainExecutor,
		bgExecutor,
		false,
		updateFun
		) {
		override fun createRegionSamplingHelper(
		sampledView: View,
		callback: RegionSamplingHelper.SamplingCallback,
		mainExecutor: Executor?,
		bgExecutor: Executor?
		): RegionSamplingHelper {
		return this@RegionSamplingInstanceTest.regionSampler
		}
		}

		Assert.assertEquals(regionSamplingInstance.regionSampler, null)
		}
		}