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Commit 522dfa13 authored by Sunny Goyal's avatar Sunny Goyal
Browse files

Adding test for folder preview loading 

Bug: 315352494
Test: atest FolderIconLoadTest
Flag: N/A
Change-Id: Idcef30427b8ea637eb98b1a7a0d2eda09abd0837
parent 01563248

tests/src/com/android/launcher3/model/FolderIconLoadTest.kt

0 → 100644
+155 −0
Original line number Original line Diff line number Diff line 
/*

 * Copyright (C) 2023 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.launcher3.model



import androidx.test.ext.junit.runners.AndroidJUnit4

import androidx.test.filters.SmallTest

import com.android.launcher3.LauncherAppState

import com.android.launcher3.model.data.WorkspaceItemInfo

import com.android.launcher3.util.Executors

import com.android.launcher3.util.LauncherLayoutBuilder

import com.android.launcher3.util.LauncherModelHelper

import com.android.launcher3.util.LauncherModelHelper.*

import com.android.launcher3.util.TestUtil

import java.util.concurrent.CountDownLatch

import org.junit.After

import org.junit.Assert

import org.junit.Before

import org.junit.Test

import org.junit.runner.RunWith



/** Tests to verify that folder icons are loaded with appropriate resolution */

@SmallTest

@RunWith(AndroidJUnit4::class)

class FolderIconLoadTest {

    private lateinit var modelHelper: LauncherModelHelper



    private val uniqueActivities =

        listOf(

            TEST_ACTIVITY,

            TEST_ACTIVITY2,

            TEST_ACTIVITY3,

            TEST_ACTIVITY4,

            TEST_ACTIVITY5,

            TEST_ACTIVITY6,

            TEST_ACTIVITY7,

            TEST_ACTIVITY8,

            TEST_ACTIVITY9,

            TEST_ACTIVITY10,

            TEST_ACTIVITY11,

            TEST_ACTIVITY12,

            TEST_ACTIVITY13,

            TEST_ACTIVITY14

        )



    @Before

    fun setUp() {

        modelHelper = LauncherModelHelper()

    }



    @After

    @Throws(Exception::class)

    fun tearDown() {

        modelHelper.destroy()

        TestUtil.uninstallDummyApp()

    }



    @Test

    @Throws(Exception::class)

    fun folderLoadedWithHighRes_2x2() {

        val items = setupAndLoadFolder(4)

        Assert.assertEquals(4, items.size.toLong())

        verifyHighRes(items, 0, 1, 2, 3)

    }



    @Test

    @Throws(Exception::class)

    fun folderLoadedWithHighRes_3x2() {

        val items = setupAndLoadFolder(6)

        Assert.assertEquals(6, items.size.toLong())

        verifyHighRes(items, 0, 1, 3, 4)

        verifyLowRes(items, 2, 5)

    }



    @Test

    @Throws(Exception::class)

    fun folderLoadedWithHighRes_max_3x3() {

        val idp = LauncherAppState.getIDP(modelHelper.sandboxContext)

        idp.numFolderColumns = 3

        idp.numFolderRows = 3

        val items = setupAndLoadFolder(14)

        verifyHighRes(items, 0, 1, 3, 4)

        verifyLowRes(items, 2, 5, 6, 7, 8, 9, 10, 11, 12, 13)

    }



    @Test

    @Throws(Exception::class)

    fun folderLoadedWithHighRes_max_4x4() {

        val idp = LauncherAppState.getIDP(modelHelper.sandboxContext)

        idp.numFolderColumns = 4

        idp.numFolderRows = 4

        val items = setupAndLoadFolder(14)

        verifyHighRes(items, 0, 1, 4, 5)

        verifyLowRes(items, 2, 3, 6, 7, 8, 9, 10, 11, 12, 13)

    }



    @Throws(Exception::class)

    private fun setupAndLoadFolder(itemCount: Int): ArrayList<WorkspaceItemInfo> {

        val builder =

            LauncherLayoutBuilder()

                .atWorkspace(0, 0, 1)

                .putFolder("Sample")

                .apply {

                    for (i in 0..itemCount - 1) {

                        this.addApp(TEST_PACKAGE, uniqueActivities[i])

                    }

                }

                .build()



        modelHelper.setupDefaultLayoutProvider(builder)

        modelHelper.loadModelSync()



        // The first load initializes the DB, load again so that icons are now used from the DB

        // Wait for the icon cache to be updated and then reload

        val app = LauncherAppState.getInstance(modelHelper.sandboxContext)

        val cache = app.iconCache

        while (cache.isIconUpdateInProgress) {

            val wait = CountDownLatch(1)

            Executors.MODEL_EXECUTOR.handler.postDelayed({ wait.countDown() }, 10)

            wait.await()

        }

        TestUtil.runOnExecutorSync(Executors.MODEL_EXECUTOR) { cache.clearMemoryCache() }

        // Reload again with correct icon state

        app.model.forceReload()

        modelHelper.loadModelSync()

        val folders = modelHelper.getBgDataModel().folders

        Assert.assertEquals(1, folders.size())

        Assert.assertEquals(itemCount, folders.valueAt(0).contents.size)

        return folders.valueAt(0).contents

    }



    private fun verifyHighRes(items: ArrayList<WorkspaceItemInfo>, vararg indices: Int) {

        for (index in indices) {

            Assert.assertFalse("Index $index was not highRes", items[index].bitmap.isNullOrLowRes)

        }

    }



    private fun verifyLowRes(items: ArrayList<WorkspaceItemInfo>, vararg indices: Int) {

        for (index in indices) {

            Assert.assertTrue("Index $index was not lowRes", items[index].bitmap.isNullOrLowRes)

        }

    }

}

tests/src/com/android/launcher3/util/LauncherModelHelper.java

+11 −0
Original line number Original line Diff line number Diff line
@@ -84,6 +84,17 @@ public class LauncherModelHelper { 
    public static final String TEST_ACTIVITY = "com.android.launcher3.tests.Activity2";

    public static final String TEST_ACTIVITY = "com.android.launcher3.tests.Activity2";

    public static final String TEST_ACTIVITY2 = "com.android.launcher3.tests.Activity3";

    public static final String TEST_ACTIVITY2 = "com.android.launcher3.tests.Activity3";

    public static final String TEST_ACTIVITY3 = "com.android.launcher3.tests.Activity4";

    public static final String TEST_ACTIVITY3 = "com.android.launcher3.tests.Activity4";

    public static final String TEST_ACTIVITY4 = "com.android.launcher3.tests.Activity5";

    public static final String TEST_ACTIVITY5 = "com.android.launcher3.tests.Activity6";

    public static final String TEST_ACTIVITY6 = "com.android.launcher3.tests.Activity7";

    public static final String TEST_ACTIVITY7 = "com.android.launcher3.tests.Activity8";

    public static final String TEST_ACTIVITY8 = "com.android.launcher3.tests.Activity9";

    public static final String TEST_ACTIVITY9 = "com.android.launcher3.tests.Activity10";

    public static final String TEST_ACTIVITY10 = "com.android.launcher3.tests.Activity11";

    public static final String TEST_ACTIVITY11 = "com.android.launcher3.tests.Activity12";

    public static final String TEST_ACTIVITY12 = "com.android.launcher3.tests.Activity13";

    public static final String TEST_ACTIVITY13 = "com.android.launcher3.tests.Activity14";

    public static final String TEST_ACTIVITY14 = "com.android.launcher3.tests.Activity15";





    // Authority for providing a test default-workspace-layout data.

    // Authority for providing a test default-workspace-layout data.

    private static final String TEST_PROVIDER_AUTHORITY =

    private static final String TEST_PROVIDER_AUTHORITY =