Merge "Test Week - FolderAccessibilityHelperTest" into main

import androidx.customview.widget.ExploreByTouchHelper;

import com.android.launcher3.CellLayout;

import com.android.launcher3.Launcher;

import com.android.launcher3.R;

import com.android.launcher3.dragndrop.DragLayer;

import com.android.launcher3.views.ActivityContext;

import com.android.launcher3.views.BaseDragLayer;

import java.util.List;

    protected final CellLayout mView;

    protected final Context mContext;

    protected final ActivityContext mActivityContext;

    protected final LauncherAccessibilityDelegate mDelegate;

    protected final DragLayer mDragLayer;

    protected final BaseDragLayer<?> mDragLayer;

    public DragAndDropAccessibilityDelegate(CellLayout forView) {

        super(forView);

        mView = forView;

        mContext = mView.getContext();

        Launcher launcher = Launcher.getLauncher(mContext);

        mDelegate = launcher.getAccessibilityDelegate();

        mDragLayer = launcher.getDragLayer();

        mActivityContext = ActivityContext.lookupContext(mContext);

        mDelegate = (LauncherAccessibilityDelegate) mActivityContext.getAccessibilityDelegate();

        mDragLayer = mActivityContext.getDragLayer();

    }

    @Override

/*

 * Copyright (C) 2024 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.accessibility // Use the original package

// Imports

import android.content.Context

import androidx.test.core.app.ApplicationProvider.getApplicationContext

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

import androidx.test.filters.SmallTest

import com.android.launcher3.CellLayout

import com.android.launcher3.folder.FolderPagedView

import com.android.launcher3.util.ActivityContextWrapper

import kotlin.math.min

import org.junit.Assert.assertEquals

import org.junit.Before

import org.junit.Test

import org.junit.runner.RunWith

import org.mockito.Mock

import org.mockito.Mockito.`when`

import org.mockito.MockitoAnnotations

@SmallTest

@RunWith(AndroidJUnit4::class)

class FolderAccessibilityHelperTest {

    // Context

    private lateinit var mContext: Context

    // Mocks

    @Mock private lateinit var mockParent: FolderPagedView

    @Mock private lateinit var mockLayout: CellLayout

    private var countX = 4

    private var countY = 3

    private var index = 1

    // System under test

    private lateinit var folderAccessibilityHelper: FolderAccessibilityHelper

    @Before

    fun setUp() {

        MockitoAnnotations.initMocks(this)

        mContext = ActivityContextWrapper(getApplicationContext())

        `when`(mockLayout.parent).thenReturn(mockParent)

        `when`(mockLayout.context).thenReturn(mContext)

        // mStartPosition isn't recalculated after the constructor

        // If you want to create new tests with different starting params,

        // rebuild the folderAccessibilityHelper object

        val countX = 4

        val countY = 3

        val index = 1

        `when`(mockParent.indexOfChild(mockLayout)).thenReturn(index)

        `when`(mockLayout.countX).thenReturn(countX)

        `when`(mockLayout.countY).thenReturn(countY)

        folderAccessibilityHelper = FolderAccessibilityHelper(mockLayout)

    }

    // Test for intersectsValidDropTarget()

    @Test

    fun testIntersectsValidDropTarget() {

        // Setup

        val id = 5

        val allocatedContentSize = 20

        // Make layout function public @VisibleForTesting

        `when`(mockParent.allocatedContentSize).thenReturn(allocatedContentSize)

        // Execute

        val result = folderAccessibilityHelper.intersectsValidDropTarget(id)

        // Verify

        val expectedResult = min(id, allocatedContentSize - (index * countX * countY) - 1)

        assertEquals(expectedResult, result)

    }

    // Test for getLocationDescriptionForIconDrop()

    @Test

    fun testGetLocationDescriptionForIconDrop() {

        // Setup

        val id = 5

        // Execute

        val result = folderAccessibilityHelper.getLocationDescriptionForIconDrop(id)

        // Verify

        val expectedResult = "Move to position ${id + (index * countX * countY) + 1}"

        assertEquals(expectedResult, result)

    }

    // Test for getConfirmationForIconDrop()

    @Test

    fun testGetConfirmationForIconDrop() {

        // Execute

        val result =

            folderAccessibilityHelper.getConfirmationForIconDrop(0) // Id doesn't matter here

        // Verify

        assertEquals("Item moved", result)

    }

}