<code>
package pers.fq.testng;

import org.testng.Assert;
import org.testng.annotations.*;
import java.util.*;

/**
 * Created by fang on 17/5/5.
 */
public class HelloWordTest {
    private HelloWord helloWord;

    // 调用测试用例前初始化变量
    @BeforeClass
    public void beforeClass(){
        helloWord = new HelloWord(1);
        System.out.println("BeforeClass");
    }
    @AfterClass
    public void afterClass(){
        System.out.println("AfterClass");
    }

    @BeforeMethod
    public void beforeMethod(){
        System.out.println("BeforeMethod");
    }
    @AfterMethod
    public void afterMethod(){
        System.out.println("AfterMethod");
    }

    @Test
    public void testGetValue() throws Exception {
        Assert.assertEquals(helloWord.getValue(), 1);
    }

    @Test
    public void testGetNull() throws Exception {
        Assert.assertNull(helloWord.getNull());
    }

    @Test
    public void testGetTrue() throws Exception {
        Assert.assertTrue(helloWord.getTrue());
    }

    @Test
    public void testAssertMap() throws Exception {
        Map map1 = new HashMap();
        map1.put("a","1");
        map1.put("b","2");
        Map map2 = new LinkedHashMap();
        map2.put("b","2");
        map2.put("a","1");
        Assert.assertEquals(map1, map2);

        // map支持嵌套
        Map map3 = new LinkedHashMap();
        map3.put("c","3");
        Map map4 = new LinkedHashMap();
        map4.put("c","3");

        map1.put("x",map3);
        map2.put("x",map4);
        Assert.assertEquals(map1, map2);
    }

    @Test
    public void testAssertByteArray() throws Exception {
        byte [] bytes1 = "abc".getBytes();
        byte [] bytes2 = "abc".getBytes();
        Assert.assertEquals(bytes1, bytes2);
    }

    @Test
    public void testAssertIterator() throws Exception {
        // 迭代顺序要保持一致
        List list1 = new ArrayList();
        list1.add(1);
        list1.add(2);
        List list2 = new ArrayList();
        list2.add(1);
        list2.add(2);
        // 2个Collection 对比
        Assert.assertEquals(list1, list2);
        // 2个Iterator 对比
        Assert.assertEquals(list1.iterator(), list2.iterator());
    }

    // 测试抛出异常
    @Test(expectedExceptions = NullPointerException.class)
    public void testGetException() throws Exception {
        throw new NullPointerException();
    }

    // 测试超时(单位 ms)
    @Test(timeOut = 300)
    public void testTimeout() throws Exception {
        Thread.sleep(200);
    }

    // 禁用测试用例
    @Test(enabled = false)
    public void testDisable() throws Exception {}

    // 测试依赖(testGetTrue 测试通过才执行当前测试)
    @Test(dependsOnMethods = "testGetTrue")
    public void testDependsOnMethods() throws Exception {
        System.out.println("run if [testGetTrue] pass");
        Assert.assertTrue(true);
    }

    // 定义DataProvider
    @DataProvider(name = "provideNumbers")
    public Object[][] provideData() {
        return new Object[][] { { 10, 20 }, { 100, 110 }, { 200, 210 } };
    }
    // 将DataProvider中的数据,依次传递给测试函数
    @Test(dataProvider = "provideNumbers")
    public void testPlus(int number, int expected) {
        Assert.assertEquals(number + 10, expected);
    }

}
</code>