Java内容重新整理删除过期的东西

Java/JavaDemo/codedemo/mockito/Commodity.java

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+package cn.aofeng.demo.mockito;
+
+/**
+ * 商品信息。
+ * 
+ * @author <a href="mailto:aofengblog@163.com">聂勇</a>
+ */
+public class Commodity {
+
+    private String id;
+    
+    private String name;
+    
+    private int type;
+
+    public Commodity() {
+        // nothing
+    }
+    
+    public Commodity(String id, String name, int type) {
+        this.id = id;
+        this.name = name;
+        this.type = type;
+    }
+    
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getType() {
+        return type;
+    }
+
+    public void setType(int type) {
+        this.type = type;
+    }
+
+}

Java/JavaDemo/codedemo/mockito/CommodityDao.java

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+package cn.aofeng.demo.mockito;
+
+import java.util.List;
+
+/**
+ * 商品存储层。
+ * 
+ * @author <a href="mailto:aofengblog@163.com">聂勇</a>
+ */
+public class CommodityDao {
+
+    public Commodity queryById(String id) {
+        return null;
+    }
+    
+    public List<Commodity> queryByType(int type) {
+        return null;
+    }
+
+}

Java/JavaDemo/codedemo/mockito/User.java

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+package cn.aofeng.demo.mockito;
+
+/**
+ * 用户信息。
+ * 
+ * @author <a href="mailto:aofengblog@163.com">聂勇</a>
+ */
+public class User {
+
+    private long id;
+    
+    private String name;
+    
+    private int sex;
+    
+    private int age;
+    
+    private String address;
+
+    public User() {
+        // nothing
+    }
+    
+    public User(long userId, String userName, int age) {
+        this.id = userId;
+        this.name = userName;
+        this.age = age;
+    }
+    
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getSex() {
+        return sex;
+    }
+
+    public void setSex(int sex) {
+        this.sex = sex;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public void setAge(int age) {
+        this.age = age;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+
+}

Java/JavaDemo/codedemo/mockito/UserDao.java

@@ -0,0 +1,19 @@
+package cn.aofeng.demo.mockito;
+
+import java.util.List;
+
+/**
+ * 用户信息存储层。
+ * 
+ * @author <a href="mailto:aofengblog@163.com">聂勇</a>
+ */
+public class UserDao {
+
+    public User queryById(long userId) {
+        return null;
+    }
+    
+    public List<User> queryByName(String userName) {
+        return null;
+    }
+}

Java/JavaDemo/codedemo/mockito/UserService.java

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+package cn.aofeng.demo.mockito;
+
+/**
+ * 用户服务。
+ * 
+ * @author <a href="mailto:aofengblog@163.com">聂勇</a>
+ */
+public class UserService {
+
+    /** 成人年龄分界线 */
+    private final static int ADULT_AGE = 18;
+    
+    private UserDao _userDao;
+    private CommodityDao _commodityDao;
+    
+    public boolean isAdult(long userId) {
+        User user = _userDao.queryById(userId);
+        if (null == user || user.getAge() < ADULT_AGE) {
+            return false;
+        }
+        
+        return true;
+    }
+    
+    public boolean buy(long userId, String commodityId) {
+        if (! isAdult(userId)) {
+            return false;
+        }
+        
+        Commodity commodity = _commodityDao.queryById(commodityId);
+        if (null == commodity) {
+            return false;
+        }
+        // 省略余下的处理逻辑
+        return true;
+    }
+    
+    public UserDao getUserDao() {
+        return _userDao;
+    }
+    
+    public void setUserDao(UserDao userDao) {
+        this._userDao = userDao;
+    }
+
+    public CommodityDao getCommodityDao() {
+        return _commodityDao;
+    }
+
+    public void setCommodityDao(CommodityDao commodityDao) {
+        this._commodityDao = commodityDao;
+    }
+
+}

Java/JavaDemo/codedemo/mockito/UserServiceTest.java

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+package cn.aofeng.demo.mockito;
+
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+import static org.mockito.Mockito.*;
+
+/**
+ * {@link UserService}的单元测试用例。
+ * 
+ * @author <a href="mailto:aofengblog@163.com">聂勇</a>
+ */
+public class UserServiceTest {
+
+    private UserService _userService = new UserService();
+    
+    @Test
+    public void testIsAdult4UserExist() {
+        long userId = 123;
+        User user = new User(userId, "张三", 19);
+        
+        // 大于18岁的测试用例
+        UserDao daoMock = mock(UserDao.class);
+        when(daoMock.queryById(userId)).thenReturn(user); // 设置行为和对应的返回值
+        _userService.setUserDao(daoMock); // 设置mock
+        assertTrue(_userService.isAdult(userId)); // 校验结果
+        
+        // 等于18岁的测试用例
+        User user2 = new User(userId, "李四", 18);
+        when(daoMock.queryById(userId)).thenReturn(user2);
+        _userService.setUserDao(daoMock);
+        assertTrue(_userService.isAdult(userId));
+        
+        // 小于18岁的测试用例
+        User user3 = new User(userId, "王五", 17);
+        when(daoMock.queryById(userId)).thenReturn(user3);
+        _userService.setUserDao(daoMock);
+        assertFalse(_userService.isAdult(userId));
+    }
+
+    @Test
+    public void testIsAdult4UserNotExist() {
+        // 用户不存在的测试用例
+        long userId = 123;
+        UserDao daoMock = mock(UserDao.class);
+        when(daoMock.queryById(userId)).thenReturn(null); // 设置行为和对应的返回值
+        _userService.setUserDao(daoMock); // 设置mock
+        assertFalse(_userService.isAdult(userId)); // 校验结果
+    }
+
+    @Test
+    public void testBuy() {
+        long userId = 12345;
+        UserDao daoMock = mock(UserDao.class);
+        when(daoMock.queryById(anyLong())).thenReturn(new User(userId, "张三", 19));
+        
+        String commodityId = "S01A10009823";
+        CommodityDao commodityDao = mock(CommodityDao.class);
+        when(commodityDao.queryById(anyString())).thenReturn(new Commodity(commodityId, "xxx手机", 1));
+        
+        _userService.setUserDao(daoMock);
+        _userService.setCommodityDao(commodityDao);
+        assertTrue(_userService.buy(userId, commodityId));
+    }
+
+}