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1 | package dojo.java;
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2 |
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3 | import org.junit.Before;
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4 | import org.junit.Test;
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5 |
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6 | import static org.junit.Assert.*;
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7 |
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8 | /**
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9 | * @author Norbert Wigbels (norbert@wigbels.de)
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10 | */
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11 | public class BowlingGameTest {
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12 | BowlingGame bg;
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13 |
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14 | @Before
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15 | public void setup() {
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16 | bg = new BowlingGame();
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17 | }
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18 |
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19 | @Test
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20 | public void testAllZeros() {
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21 | rollForward(20, 0);
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22 | assertEquals(0, bg.calcScore());
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23 | }
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24 |
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25 | @Test
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26 | public void testAllOnes() {
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27 | rollForward(20, 1);
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28 | assertEquals(20, bg.calcScore());
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29 | }
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30 |
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31 | @Test
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32 | public void testAllStrikes() {
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33 | rollForward(12, 10);
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34 | assertEquals(300, bg.calcScore());
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35 | }
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36 |
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37 | @Test
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38 | public void testOneSpare() {
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39 | rollForward(4, 0);
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40 | bg.roll(5); // roll, that is
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41 | bg.roll(5); //
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42 | bg.roll(3); /* bonus */
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43 | rollForward(13, 0);
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44 | assertEquals(16, bg.calcScore());
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45 | }
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46 |
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47 | @Test
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48 | public void testOneStrike() {
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49 | rollForward(4, 0);
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50 | bg.roll(10); /* strike, that is */
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51 | bg.roll(3); // bonus
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52 | bg.roll(4); //
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53 | rollForward(12, 0);
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54 | assertEquals(24, bg.calcScore());
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55 | }
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56 |
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57 | @Test
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58 | public void testSampleGame() {
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59 | bg.roll(1);
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60 | bg.roll(4);
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61 | bg.roll(4);
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62 | bg.roll(5);
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63 | bg.roll(6);
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64 | bg.roll(4);
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65 | bg.roll(5);
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66 | bg.roll(5);
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67 | bg.roll(10);
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68 | bg.roll(0);
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69 | bg.roll(1);
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70 | bg.roll(7);
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71 | bg.roll(3);
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72 | bg.roll(6);
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73 | bg.roll(4);
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74 | bg.roll(10);
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75 | bg.roll(2);
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76 | bg.roll(8);
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77 | bg.roll(6);
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78 | assertEquals(133, bg.calcScore());
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79 | }
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80 |
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81 | private void rollForward(int rounds, int pins) {
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82 | for (int i = 0; i < rounds; i++) {
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83 | bg.roll(pins);
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84 | }
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85 | }
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86 |
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87 | }
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