1 /*
2  * Copyright (C) 2017 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.util.cts;
18 
19 import static org.junit.Assert.assertEquals;
20 
21 import android.util.MathUtils;
22 
23 import androidx.test.filters.SmallTest;
24 import androidx.test.runner.AndroidJUnit4;
25 
26 import org.junit.Test;
27 import org.junit.runner.RunWith;
28 
29 @SmallTest
30 @RunWith(AndroidJUnit4.class)
31 public class MathUtilsTest {
32 
33     @Test
testMap()34     public void testMap() {
35         // converting to int since assertEquals can't compare floats
36         int result = (int) MathUtils.map(0, 1, 0, 100, 0.5f);
37         assertEquals("Half of 0..100 should be 50", result, 50);
38     }
39 }
40