ApplicationTest.java

package racingcar;

import camp.nextstep.edu.missionutils.test.NsTest;
import org.junit.jupiter.api.Test;

import camp.nextstep.edu.missionutils.Randoms;

import static camp.nextstep.edu.missionutils.test.Assertions.assertRandomNumberInRangeTest;
import static camp.nextstep.edu.missionutils.test.Assertions.assertSimpleTest;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;

class ApplicationTest extends NsTest {
    private static final int MOVING_FORWARD = 4;
    private static final int STOP = 3;

    @Test
    void 전진_정지() {
        assertRandomNumberInRangeTest(
            () -> {
                run("pobi,woni", "1");
                assertThat(output()).contains("pobi : -", "woni : ", "최종 우승자 : pobi");
            },
            MOVING_FORWARD, STOP
        );
    }

    @Test
    void 이름에_대한_예외_처리() {
        assertSimpleTest(() ->
                assertThatThrownBy(() -> runException("pobi,javaji", "1"))
                        .isInstanceOf(IllegalArgumentException.class)
        );
    }

    @Override
    public void runMain() {
        Application.main(new String[]{});
    }
}

class car {
    private String name;
    private int position;

    car(String name){
        this.name = name;
        this.position = 0;
    }
   
    private int ran() {
    return Randoms.pickNumberInRange(0, 9);
    }

    void move(){
        if(ran() >= 4){position += 1;}
    }
    String getname(){return name;}

}