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MathUtilsTest | 27 | 13 | 1 |
1 | /* | |
2 | * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) | |
3 | * Copyright (C) $$Year-Rel$$ The Jalview Authors | |
4 | * | |
5 | * This file is part of Jalview. | |
6 | * | |
7 | * Jalview is free software: you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation, either version 3 | |
10 | * of the License, or (at your option) any later version. | |
11 | * | |
12 | * Jalview is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty | |
14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR | |
15 | * PURPOSE. See the GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with Jalview. If not, see <http://www.gnu.org/licenses/>. | |
19 | * The Jalview Authors are detailed in the 'AUTHORS' file. | |
20 | */ | |
21 | package jalview.util; | |
22 | ||
23 | import static org.testng.Assert.assertEquals; | |
24 | ||
25 | import org.testng.annotations.Test; | |
26 | ||
27 | public class MathUtilsTest | |
28 | { | |
29 | 1 | @Test(groups = "Functional") |
30 | public void testGcd() | |
31 | { | |
32 | 1 | assertEquals(MathUtils.gcd(0, 0), 0); |
33 | 1 | assertEquals(MathUtils.gcd(0, 1), 1); |
34 | 1 | assertEquals(MathUtils.gcd(1, 0), 1); |
35 | 1 | assertEquals(MathUtils.gcd(1, 1), 1); |
36 | 1 | assertEquals(MathUtils.gcd(1, -1), 1); |
37 | 1 | assertEquals(MathUtils.gcd(-1, 1), 1); |
38 | 1 | assertEquals(MathUtils.gcd(2, 3), 1); |
39 | 1 | assertEquals(MathUtils.gcd(4, 2), 2); |
40 | 1 | assertEquals(MathUtils.gcd(2, 4), 2); |
41 | 1 | assertEquals(MathUtils.gcd(2, -4), 2); |
42 | 1 | assertEquals(MathUtils.gcd(-2, 4), 2); |
43 | 1 | assertEquals(MathUtils.gcd(-2, -4), 2); |
44 | 1 | assertEquals(MathUtils.gcd(2 * 3 * 5 * 7 * 11, 3 * 7 * 13 * 17), 3 * 7); |
45 | } | |
46 | } |