1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.documentsui; 18 19 import android.support.v7.widget.RecyclerView; 20 import android.test.AndroidTestCase; 21 import android.test.suitebuilder.annotation.SmallTest; 22 23 import com.android.documentsui.base.Features; 24 import com.android.documentsui.dirlist.TestData; 25 import com.android.documentsui.selection.SelectionHelper; 26 import com.android.documentsui.testing.TestModel; 27 import com.android.documentsui.testing.SelectionHelpers; 28 import com.android.documentsui.testing.TestFeatures; 29 import com.android.documentsui.testing.TestGridLayoutManager; 30 import com.android.documentsui.testing.TestRecyclerView; 31 32 import java.util.ArrayList; 33 import java.util.List; 34 35 @SmallTest 36 public class FocusManagerTest extends AndroidTestCase { 37 38 private static final String TEST_AUTHORITY = "test_authority"; 39 40 private static final List<String> ITEMS = TestData.create(10); 41 42 private FocusManager mManager; 43 private TestRecyclerView mView; 44 private TestGridLayoutManager mTestGridLayoutManager; 45 private SelectionHelper mSelectionMgr; 46 private TestFeatures mFeatures; 47 48 @Override 49 public void setUp() throws Exception { 50 mView = TestRecyclerView.create(ITEMS); 51 mTestGridLayoutManager = TestGridLayoutManager.create(); 52 mView.setLayoutManager(mTestGridLayoutManager); 53 54 mSelectionMgr = SelectionHelpers.createTestInstance(ITEMS); 55 mFeatures = new TestFeatures(); 56 mManager = new FocusManager(mFeatures, mSelectionMgr, null, null, 0) 57 .reset(mView, new TestModel(TEST_AUTHORITY, mFeatures)); 58 } 59 60 public void testFocus() { 61 mManager.focusDocument(Integer.toString(3)); 62 mView.assertItemViewFocused(3); 63 } 64 65 public void testPendingFocus() { 66 mManager.focusDocument(Integer.toString(10)); 67 List<String> mutableItems = TestData.create(11); 68 mView.setItems(mutableItems); 69 mManager.onLayoutCompleted(); 70 // Should only be called once 71 mView.assertItemViewFocused(10); 72 } 73 74 public void testFocusDirectoryList_noItemsToFocus() { 75 mView = TestRecyclerView.create(new ArrayList<>()); 76 mManager = new FocusManager( 77 mFeatures, SelectionHelpers.createTestInstance(), null, null, 0) 78 .reset(mView, new TestModel(TEST_AUTHORITY, mFeatures)); 79 assertFalse(mManager.focusDirectoryList()); 80 } 81 82 public void testFocusDirectoryList_noVisibleItems() { 83 mTestGridLayoutManager.setFirstVisibleItemPosition(RecyclerView.NO_POSITION); 84 assertFalse(mManager.focusDirectoryList()); 85 } 86 87 public void testFocusDirectoryList_hasSelection() { 88 mSelectionMgr.select("0"); 89 assertFalse(mManager.focusDirectoryList()); 90 } 91 } 92
