1 /* 2 * Copyright (C) 2008 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 android.widget.cts; 18 19 import static org.junit.Assert.assertEquals; 20 import static org.junit.Assert.assertNull; 21 22 import android.content.Context; 23 import android.database.Cursor; 24 import android.database.MatrixCursor; 25 import android.support.test.InstrumentationRegistry; 26 import android.support.test.annotation.UiThreadTest; 27 import android.support.test.filters.MediumTest; 28 import android.support.test.runner.AndroidJUnit4; 29 import android.view.LayoutInflater; 30 import android.view.View; 31 import android.view.ViewGroup; 32 import android.widget.ResourceCursorTreeAdapter; 33 34 import org.junit.Before; 35 import org.junit.Test; 36 import org.junit.runner.RunWith; 37 38 /** 39 * Test {@link ResourceCursorTreeAdapter}. 40 */ 41 @MediumTest 42 @RunWith(AndroidJUnit4.class) 43 public class ResourceCursorTreeAdapterTest { 44 private ResourceCursorTreeAdapter mResourceCursorTreeAdapter; 45 46 private Context mContext; 47 48 private ViewGroup mParent; 49 50 private int mCollapsedGroupLayout = R.layout.cursoradapter_group0; 51 52 private int mGroupLayout = mCollapsedGroupLayout; 53 54 private int mExpandedGroupLayout = R.layout.cursoradapter_group1; 55 56 private int mNormalChildLayout = R.layout.cursoradapter_item0; 57 58 private int mChildLayout = mNormalChildLayout; 59 60 private int mLastChildLayout = R.layout.cursoradapter_item1; 61 62 private int mCollapsedGroupId = R.id.cursorAdapter_group0; 63 64 private int mGroupId = mCollapsedGroupId; 65 66 private int mExpandedGroupId = R.id.cursorAdapter_group1; 67 68 private int mNormalChildId = R.id.cursorAdapter_item0; 69 70 private int mChildId = mNormalChildId; 71 72 private int mLastChildId = R.id.cursorAdapter_item1; 73 74 @Before 75 public void setup() { 76 mContext = InstrumentationRegistry.getTargetContext(); 77 LayoutInflater layoutInflater = (LayoutInflater) mContext.getSystemService( 78 Context.LAYOUT_INFLATER_SERVICE); 79 mParent = (ViewGroup) layoutInflater.inflate(R.layout.cursoradapter_host, null); 80 } 81 82 @UiThreadTest 83 @Test 84 public void testConstructor() { 85 mResourceCursorTreeAdapter = new MockResourceCursorTreeAdapter(mContext, null, 86 mGroupLayout, mChildLayout); 87 assertNull(mResourceCursorTreeAdapter.getCursor()); 88 89 Cursor cursor = createTestCursor(3, 3); 90 mResourceCursorTreeAdapter = new MockResourceCursorTreeAdapter(mContext, cursor, 91 mGroupLayout, mChildLayout); 92 assertEquals(cursor, mResourceCursorTreeAdapter.getCursor()); 93 94 new MockResourceCursorTreeAdapter(mContext, null, mCollapsedGroupLayout, 95 mExpandedGroupLayout, mChildLayout); 96 97 new MockResourceCursorTreeAdapter(mContext, null, mCollapsedGroupLayout, 98 mExpandedGroupLayout, mNormalChildLayout, mLastChildLayout); 99 100 new MockResourceCursorTreeAdapter(mContext, null, -1, -1); 101 102 new MockResourceCursorTreeAdapter(mContext, null, -1, -1, -1); 103 104 new MockResourceCursorTreeAdapter(mContext, null, -1, -1, -1, -1); 105 } 106 107 // The parameters Context and Cursor are never read in the method 108 @UiThreadTest 109 @Test 110 public void testNewChildView() { 111 mResourceCursorTreeAdapter = new MockResourceCursorTreeAdapter(mContext, null, 112 mGroupLayout, mChildLayout); 113 114 View result = mResourceCursorTreeAdapter.newChildView(null, null, true, mParent); 115 assertEquals(mChildId, result.getId()); 116 117 result = mResourceCursorTreeAdapter.newChildView(null, null, false, mParent); 118 assertEquals(mChildId, result.getId()); 119 120 mResourceCursorTreeAdapter = new MockResourceCursorTreeAdapter(mContext, null, 121 mGroupLayout, mGroupLayout, mNormalChildLayout, mLastChildLayout); 122 123 result = mResourceCursorTreeAdapter.newChildView(null, null, true, mParent); 124 assertEquals(mLastChildId, result.getId()); 125 126 result = mResourceCursorTreeAdapter.newChildView(null, null, false, mParent); 127 assertEquals(mNormalChildId, result.getId()); 128 } 129 130 // The parameters Context and Cursor are never read in the method 131 @UiThreadTest 132 @Test 133 public void testNewGroupView() { 134 mResourceCursorTreeAdapter = new MockResourceCursorTreeAdapter(mContext, null, 135 mGroupLayout, mChildLayout); 136 137 View result = mResourceCursorTreeAdapter.newGroupView(null, null, true, mParent); 138 assertEquals(mGroupId, result.getId()); 139 140 result = mResourceCursorTreeAdapter.newGroupView(null, null, false, mParent); 141 assertEquals(mGroupId, result.getId()); 142 143 mResourceCursorTreeAdapter = new MockResourceCursorTreeAdapter(mContext, null, 144 mCollapsedGroupLayout, mExpandedGroupLayout, mChildLayout); 145 146 result = mResourceCursorTreeAdapter.newGroupView(null, null, true, mParent); 147 assertEquals(mExpandedGroupId, result.getId()); 148 149 result = mResourceCursorTreeAdapter.newGroupView(null, null, false, mParent); 150 assertEquals(mCollapsedGroupId, result.getId()); 151 } 152 153 /** 154 * Creates the test cursor. 155 * 156 * @param colCount the column count 157 * @param rowCount the row count 158 * @return the cursor 159 */ 160 @SuppressWarnings("unchecked") 161 private Cursor createTestCursor(int colCount, int rowCount) { 162 String[] columns = new String[colCount + 1]; 163 for (int i = 0; i < colCount; i++) { 164 columns[i] = "column" + i; 165 } 166 columns[colCount] = "_id"; 167 168 MatrixCursor cursor = new MatrixCursor(columns, rowCount); 169 Object[] row = new Object[colCount + 1]; 170 for (int i = 0; i < rowCount; i++) { 171 for (int j = 0; j < colCount; j++) { 172 row[j] = "" + rowCount + "" + colCount; 173 } 174 row[colCount] = i; 175 cursor.addRow(row); 176 } 177 return cursor; 178 } 179 180 private class MockResourceCursorTreeAdapter extends ResourceCursorTreeAdapter { 181 public MockResourceCursorTreeAdapter(Context context, Cursor cursor, 182 int collapsedGroupLayout, int expandedGroupLayout, int childLayout, 183 int lastChildLayout) { 184 super(context, cursor, collapsedGroupLayout, expandedGroupLayout, childLayout, 185 lastChildLayout); 186 } 187 188 public MockResourceCursorTreeAdapter(Context context, Cursor cursor, 189 int collapsedGroupLayout, int expandedGroupLayout, int childLayout) { 190 super(context, cursor, collapsedGroupLayout, expandedGroupLayout, childLayout); 191 } 192 193 public MockResourceCursorTreeAdapter(Context context, Cursor cursor, int groupLayout, 194 int childLayout) { 195 super(context, cursor, groupLayout, childLayout); 196 } 197 198 @Override 199 protected void bindChildView(View view, Context context, Cursor cursor, 200 boolean isLastChild) { 201 } 202 203 @Override 204 protected void bindGroupView(View view, Context context, Cursor cursor, 205 boolean isExpanded) { 206 } 207 208 @Override 209 protected Cursor getChildrenCursor(Cursor groupCursor) { 210 return null; 211 } 212 } 213 } 214
