《重构》 — Java示例:影片出租店程序(2、单元测试)

示例:影片出租店程序(单元测试)
注意:
(1)、使用“eclipse”自带的JUnit单元测试
 

(2)、使用JUnit单元测试工具实现,其中
*其中setUp()方法是构造初始化环境;
*测试方法总是以test+方法名构成;

代码:
 

package movie;

import junit.framework.TestCase;

public class MovieTest extends TestCase {

    protected void setUp() throws Exception {
        super.setUp();
    }

    public void testStatement() {
        String S = "Rental Record for ZhangSan/n"
        + "/taaa/t2.0/n"
        + "/tbbb/t3.0/n"
        + "/tccc/t1.5/n"
        + "Amount owed is 6.5/n"
        + "You earned 3 frequent renter points";
        
        Customer customer = new Customer("ZhangSan");
        
        customer.addRental(new Rental(new Movie("aaa",Movie.REGULAR),1));
        customer.addRental(new Rental(new Movie("bbb",Movie.NEW_RELEASE),1));
        customer.addRental(new Rental(new Movie("ccc",Movie.CHILDRENS),1));
        
        String S1 = customer.statement();
                
        assertTrue(S.equals(S1));
        
        //System.out.println(S);        
        //System.out.println(S1);        
    }

}

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