Andreas Omholt Olsen
82 lines
2.1 KiB
Java
82 lines
2.1 KiB
Java
package oving3;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertFalse;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.DisplayName;
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import org.junit.jupiter.api.Test;
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public class NimTest {
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private Nim nim;
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private static boolean checkValidMove(Nim game, int pieces, boolean legal) {
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return (legal == game.isValidMove(pieces, 0) && (legal == game.isValidMove(pieces, 1))
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&& (legal == game.isValidMove(pieces, 2)));
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}
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@BeforeEach
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public void setUp() {
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nim = new Nim(5);
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}
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@Test
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@DisplayName("Constructor")
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public void testConstructor() {
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assertEquals(5, nim.getPile(0));
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assertEquals(5, nim.getPile(1));
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assertEquals(5, nim.getPile(2));
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}
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@Test
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@DisplayName("Remove pieces")
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public void testRemovePieces() {
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nim.removePieces(3, 0);
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nim.removePieces(2, 1);
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nim.removePieces(1, 2);
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assertEquals(2, nim.getPile(0));
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assertEquals(3, nim.getPile(1));
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assertEquals(4, nim.getPile(2));
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assertThrows(IllegalArgumentException.class, () -> {
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nim.removePieces(-1, 0);
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}, "Cannot remove negative number of pieces");
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assertThrows(IllegalArgumentException.class, () -> {
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nim.removePieces(0, 0);
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}, "Cannot remove too few pieces");
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assertThrows(IllegalArgumentException.class, () -> {
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nim.removePieces(6, 0);
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}, "Cannot remove too many pieces");
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}
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@Test
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@DisplayName("Game over")
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public void testGameOver() {
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assertFalse(nim.isGameOver());
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nim.removePieces(5, 0);
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assertEquals(0, nim.getPile(0));
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assertTrue(nim.isGameOver());
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assertThrows(IllegalStateException.class, () -> {
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nim.removePieces(5, 0);
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}, "Cannot remove pieces when game is over");
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}
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@Test
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@DisplayName("Valid moves")
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public void testIsValidMove() {
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assertTrue(NimTest.checkValidMove(nim, 2, true));
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assertTrue(NimTest.checkValidMove(nim, -2, false));
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assertTrue(NimTest.checkValidMove(nim, 0, false));
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assertTrue(NimTest.checkValidMove(nim, 6, false));
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nim.removePieces(5, 0);
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assertTrue(NimTest.checkValidMove(nim, 2, false));
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}
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}
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