1 /*
2 * Copyright © 2016 Greg Chabala
3 *
4 * This file is part of brick-control-lab.
5 *
6 * brick-control-lab is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Lesser General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
10 *
11 * brick-control-lab is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with brick-control-lab. If not, see http://www.gnu.org/licenses/.
18 */
19 package org.chabala.brick.controllab;
20
21 import org.junit.Test;
22
23 import java.util.HashSet;
24 import java.util.Set;
25
26 import static org.hamcrest.Matchers.arrayWithSize;
27 import static org.hamcrest.Matchers.hasSize;
28 import static org.junit.Assert.*;
29
30 /**
31 * Testing {@link Direction}.
32 */
33 public class DirectionTest {
34
35 @Test
36 public void testThereAreThreeDirections() throws Exception {
37 assertThat(Direction.values(), arrayWithSize(3));
38 }
39
40 @Test
41 public void testEveryDirectionHasAUniqueCode() throws Exception {
42 Set<Byte> codes = new HashSet<>();
43 for (Direction d : Direction.values()) {
44 codes.add(d.getCode());
45 }
46 assertThat(codes, hasSize(Direction.values().length));
47 }
48 }