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33 lines
820 B
33 lines
820 B
import org.junit.Test;
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import org.junit.Before;
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import static org.junit.Assert.*;
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import static org.hamcrest.MatcherAssert.assertThat;
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import static org.hamcrest.CoreMatchers.*;
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public class FiboTest {
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@Test
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public void correctlyGeneratesFirst10Numbers() {
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Fibo f = new Fibo();
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long[] expected = {0, 1, 1, 2, 3, 5, 8, 13, 21, 34};
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long[] actual = new long[10];
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for (int i = 0; i < 10; i++) {
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actual[i] = f.next();
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}
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assertThat(actual, equalTo(expected));
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}
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@Test
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public void correctlyGeneratesFiftiethNumber() {
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// note that the first number is counted as the 0th
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Fibo f = new Fibo();
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for (int i = 0; i < 50; i++) {
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f.next();
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}
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assertThat(f.next(), equalTo(12586269025l));
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}
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}
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