Created
July 12, 2012 02:38
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LifeGame_Theories
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import static org.hamcrest.CoreMatchers.is; | |
import static org.hamcrest.CoreMatchers.not; | |
import static org.junit.Assert.assertThat; | |
import static org.junit.matchers.JUnitMatchers.hasItems; | |
import java.util.List; | |
import org.junit.Before; | |
import org.junit.Test; | |
import org.junit.experimental.theories.DataPoints; | |
import org.junit.experimental.theories.Theories; | |
import org.junit.experimental.theories.Theory; | |
import org.junit.runner.RunWith; | |
@RunWith(Theories.class) | |
public class SpaceTest { | |
private static final boolean ALIVE = true; | |
private static final boolean DEAD = false; | |
@DataPoints | |
public static Fixture[] DATAS = { | |
new Fixture("誕生:死んでいるセルに隣接する生きたセルがちょうど3つならば, 次の世代が誕生する", | |
new Integer[][] {{1,1,0},{1,0,0},{0,0,0}}, ALIVE), | |
new Fixture("生存_2:生きているセルに隣接する生きたセルが2つならば, 次の世代でも生存する", | |
new Integer[][] {{1,1,0},{0,1,0},{0,0,0}}, ALIVE), | |
new Fixture("生存_3:生きているセルに隣接する生きたセルが3つならば, 次の世代でも生存する", | |
new Integer[][] {{1,1,0},{1,1,0},{0,0,0}}, ALIVE), | |
new Fixture("死滅(過疎):生きているセルに隣接する生きたセルが1つ以下ならば, 過疎により死滅する", | |
new Integer[][] {{1,0,0}, {0,1,0}, {0,0,0}}, DEAD), | |
new Fixture("死滅(過密):生きているセルに隣接する生きたセルが4つ以上ならば, 過密により死滅する", | |
new Integer[][] {{1,1,1}, {1,1,0}, {0,0,0}}, DEAD) | |
}; | |
@Theory | |
public void ライフゲームのルールに従ってセルが誕生_生存_死滅すること(Fixture fx) { | |
// 中央セルの状態に注目 | |
assertThat(fx.description, new Space(fx.init).nextTime().cell(1, 1).isAlive(), | |
is(fx.expected)); | |
} | |
static class Fixture { | |
String description; | |
Integer[][] init; | |
boolean expected; | |
public Fixture(String description, Integer[][] init, boolean expected) { | |
this.description = description; | |
this.init = init; | |
this.expected = expected; | |
} | |
} | |
} |
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