효율적인 코드를 작성하는 데 도움이 되는 Java 테스트 작성 기술과 경험을 공유하세요.

import org.junit.Before;
import org.junit.Test;

public class MyTestClass {
    private MyClass myClass;

    @Before
    public void setUp() {
        myClass = new MyClass();
    }

    @Test
    public void testMyMethod() {
        // 测试方法逻辑
        // 断言结果是否符合预期
    }
}

@Test
public void testCalculateSumPositiveNumbers() {
    int result = myClass.calculateSum(2, 3);
    assertEquals(5, result);
}

@Test
public void testCalculateSumNegativeNumbers() {
    int result = myClass.calculateSum(-2, -3);
    assertEquals(-5, result);
}

@Test(expected = IllegalArgumentException.class)
public void testCalculateSumOverflow() {
    myClass.calculateSum(Integer.MAX_VALUE, 1);
}

@Test
public void testCalculateSumPositiveNumbers() {
    int result = myClass.calculateSum(2, 3);
    assertEquals(5, result);
}

@Test
public void testCalculateSumNegativeNumbers() {
    int result = myClass.calculateSum(-2, -3);
    assertEquals(-5, result);
}

@Test
public void testCalculateSumOverflow() {
    assertThrows(IllegalArgumentException.class, () -> {
        myClass.calculateSum(Integer.MAX_VALUE, 1);
    });
}

@RunWith(Parameterized.class)
public class MyTestClass {

    @Parameterized.Parameters
    public static Collection<Object[]> data() {
        return Arrays.asList(new Object[][]{
                {2, 3, 5},
                {-2, -3, -5},
                {0, 0, 0},
        });
    }

    private int a;
    private int b;
    private int expected;

    public MyTestClass(int a, int b, int expected) {
        this.a = a;
        this.b = b;
        this.expected = expected;
    }

    @Test
    public void testCalculateSum() {
        int result = myClass.calculateSum(a, b);
        assertEquals(expected, result);
    }
}

@Before
public void setUp() {
    myClass = new MyClass();
    // 初始化测试数据
}

@Test
public void testMyMethod1() {
    // 测试方法1的逻辑
}

@Test
public void testMyMethod2() {
    // 测试方法2的逻辑
}

@BeforeClass
public static void setUpClass() {
    // 初始化共享的测试数据
}

@AfterClass
public static void tearDownClass() {
    // 清理共享的测试数据
}