ทดสอบตัวเลขหลักสุดท้ายแบบล้มเหลว

public class LastDigitWithTests {
    public static void main(String[] args) {
        launchTestsAndPrint(LastDigitTest.class);
    }
}

class LastDigit {
    public static int lastDigit(int a) {
        return a % 10;
    }
}

class LastDigitTest {
    // Use the correct annotation to mark this as a JUnit test
    @____
    void testLastDigit() {
        int number = -2025;
        int expected = 5;

        // Call the method under test
        int actual = LastDigit.____(____);

        // Use the correct JUnit assertion for the scenario
        ____(expected, actual);
    }
}