| /* |
| * Copyright (C) 2016 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.internal.util; |
| |
| import static org.junit.Assert.*; |
| |
| import com.android.internal.util.MessageUtils; |
| import android.test.suitebuilder.annotation.SmallTest; |
| import android.util.SparseArray; |
| |
| import org.junit.Test; |
| |
| |
| class A { |
| // Should not see these. |
| private int mMember; |
| public final int CMD_NOT_STATIC = 7; |
| private static final String CMD_NOT_INT = "not an integer"; |
| public static int CMD_NOT_FINAL = 34; |
| public static final int kWrongPrefix = 99; |
| |
| // Should see these. |
| private static final int CMD_DO_SOMETHING = 12; |
| public static final int EVENT_SOMETHING_HAPPENED = 45; |
| } |
| |
| class B { |
| public static final int CMD_FOO = 56; |
| public static final int EVENT_BAR = 55; |
| public static final int NOTIFICATION_BAZ = 12; |
| } |
| |
| /** |
| * Unit tests for {@link com.android.util.MessageUtils}. |
| */ |
| @SmallTest |
| public class MessageUtilsTest { |
| |
| private static final Class[] CLASSES = { A.class, B.class }; |
| |
| private SparseArray<String> makeSparseArray(int[] keys, String[] values) throws Exception { |
| assertEquals("Must specify same number of keys and values", keys.length, values.length); |
| SparseArray<String> out = new SparseArray<>(); |
| for (int i = 0; i < keys.length; i++) { |
| out.put(keys[i], values[i]); |
| } |
| return out; |
| } |
| |
| private void assertSparseArrayEquals( |
| SparseArray<String> a1, SparseArray<String> a2) throws Exception { |
| String msg = String.format("%s != %s", a1.toString(), a2.toString()); |
| assertEquals(msg, a1.size(), a2.size()); |
| int size = a1.size(); |
| for (int i = 0; i < size; i++) { |
| assertEquals(msg, a1.keyAt(i), a2.keyAt(i)); |
| assertEquals(msg, a1.valueAt(i), a2.valueAt(i)); |
| } |
| } |
| |
| @Test |
| public void basicOperation() throws Exception { |
| SparseArray<String> expected = makeSparseArray( |
| new int[]{12, 45, 55, 56}, |
| new String[]{"CMD_DO_SOMETHING", "EVENT_SOMETHING_HAPPENED", "EVENT_BAR", "CMD_FOO"}); |
| assertSparseArrayEquals(expected, MessageUtils.findMessageNames(CLASSES)); |
| } |
| |
| @Test |
| public void withPrefixes() throws Exception { |
| SparseArray<String> expected = makeSparseArray( |
| new int[]{45, 55}, |
| new String[]{"EVENT_SOMETHING_HAPPENED", "EVENT_BAR"}); |
| assertSparseArrayEquals(expected, MessageUtils.findMessageNames(CLASSES, |
| new String[]{"EVENT_"})); |
| } |
| |
| @Test(expected=MessageUtils.DuplicateConstantError.class) |
| public void duplicateConstants() { |
| MessageUtils.findMessageNames(CLASSES, new String[]{"CMD_", "NOTIFICATION_"}); |
| } |
| |
| } |