1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5 * use this file except in compliance with the License. You may obtain a copy of
6 * 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, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations under
14 * the License.
15 */
16package com.android.internal.util;
17
18import android.test.AndroidTestCase;
19import android.test.suitebuilder.annotation.SmallTest;
20
21@SmallTest
22public class ObjectUtilsTest extends AndroidTestCase {
23    public void testCompare() {
24        assertEquals(0, ObjectUtils.compare(null, null));
25        assertEquals(1, ObjectUtils.compare("a", null));
26        assertEquals(-1, ObjectUtils.compare(null, "a"));
27
28        assertEquals(0, ObjectUtils.compare("a", "a"));
29
30        assertEquals(-1, ObjectUtils.compare("a", "b"));
31        assertEquals(1, ObjectUtils.compare("b", "a"));
32    }
33}
34