| /* |
| * Copyright (C) 2015 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.setupwizardlib.test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertSame; |
| import static org.mockito.Mockito.inOrder; |
| import static org.mockito.Mockito.mock; |
| |
| import android.database.DataSetObserver; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import com.android.setupwizardlib.items.Item; |
| import com.android.setupwizardlib.items.ItemAdapter; |
| import com.android.setupwizardlib.items.ItemGroup; |
| import com.android.setupwizardlib.items.ItemHierarchy; |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.InOrder; |
| |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| public class ItemAdapterTest { |
| |
| private Item[] mItems = new Item[5]; |
| private ItemGroup mItemGroup = new ItemGroup(); |
| |
| @Before |
| public void setUp() throws Exception { |
| for (int i = 0; i < 5; i++) { |
| Item item = new Item(); |
| item.setTitle("TestTitle" + i); |
| item.setId(i); |
| item.setLayoutResource(((i % 3) + 1) * 10); |
| mItems[i] = item; |
| mItemGroup.addChild(item); |
| } |
| } |
| |
| @Test |
| public void testAdapter() { |
| ItemAdapter adapter = new ItemAdapter(mItemGroup); |
| assertEquals("Adapter should have 5 items", 5, adapter.getCount()); |
| assertEquals("Adapter should return the first item", mItems[0], adapter.getItem(0)); |
| assertEquals("ID should be same as position", 2, adapter.getItemId(2)); |
| |
| // Each test item has its own layout resource, and therefore its own view type |
| assertEquals("Should have 3 different view types", 3, adapter.getViewTypeCount()); |
| HashSet<Integer> viewTypes = new HashSet<>(3); |
| viewTypes.add(adapter.getItemViewType(0)); |
| viewTypes.add(adapter.getItemViewType(1)); |
| viewTypes.add(adapter.getItemViewType(2)); |
| |
| assertEquals("View types should be 0, 1, 2", new HashSet<>(Arrays.asList(0, 1, 2)), viewTypes); |
| } |
| |
| @Test |
| public void testGetRootItemHierarchy() { |
| ItemAdapter adapter = new ItemAdapter(mItemGroup); |
| ItemHierarchy root = adapter.getRootItemHierarchy(); |
| assertSame("Root item hierarchy should be mItemGroup", mItemGroup, root); |
| } |
| |
| @Test |
| public void testAdapterNotifications() { |
| ItemAdapter adapter = new ItemAdapter(mItemGroup); |
| final DataSetObserver observer = mock(DataSetObserver.class); |
| adapter.registerDataSetObserver(observer); |
| final InOrder inOrder = inOrder(observer); |
| |
| mItems[0].setTitle("Child 1"); |
| inOrder.verify(observer).onChanged(); |
| |
| mItemGroup.removeChild(mItems[1]); |
| inOrder.verify(observer).onChanged(); |
| |
| mItemGroup.addChild(mItems[1]); |
| inOrder.verify(observer).onChanged(); |
| } |
| } |