import java.util.Date;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
//测试类
public class StudentsTest {
		private SessionFactory sessionFactory;
		private Session session;
		private Transaction transaction;
		
		@Before
		public void init(){
			
			//创建配置对象
			Configuration configuration = new Configuration().configure() ;// 默认使用src文件夹下的hibernate.cfg.xml
			//创建会话工厂对象
			sessionFactory = configuration.buildSessionFactory();
			//会话对象
			session = sessionFactory.openSession();
			//开启事务
			transaction = session.beginTransaction();
	        
		}
		@After
		public void destroy(){
			transaction.commit();//提交事务
			session.close();//关闭会话
			sessionFactory.close();//关闭会话工厂
		}
		@Test
		public void testSaveStudents(){
			//生成学生对象
			Students s = new Students(1,"张三丰","男",new Date(),"武当山");
			session.save(s);//保存对象进入数据库
			
		}
}

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-configuration PUBLIC
		"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
		"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
    <session-factory>
    <property name="connection.username">root</property>
    <property name="connection.password">123456</property>
    <property name="connection.driver_class">com.mysql.jdbc.Driver</property>
    <property name="connection.url">jdbc:mysql://localhost:3306/hibernate</property>
    <property name="dialect">org.hibernate.dialect.MySQLDialect</property>
    
    <property name="show_sql">true</property>
    <property name="format_sql">true</property>
    <property name="hbm2ddl.auto">create</property>
    
    <mapping resource="Students.hbm.xml"/>
    </session-factory>
</hibernate-configuration>

<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<!-- Generated 2017-2-23 18:03:27 by Hibernate Tools 3.5.0.Final -->
<hibernate-mapping>
    <class name="hibernate001.Students" table="STUDENTS">
        <id name="sid" type="int">
            <column name="SID" />
            <generator class="assigned" />
        </id>
        <property name="sname" type="java.lang.String">
            <column name="SNAME" />
        </property>
        <property name="gender" type="java.lang.String">
            <column name="GENDER" />
        </property>
        <property name="birthday" type="java.sql.Date">
            <column name="BIRTHDAY" />
        </property>
        <property name="address" type="java.lang.String">
            <column name="ADDRESS" />
        </property>
    </class>
</hibernate-mapping>

package hibernate001;

import java.util.Date;

public class Students {
/**
 * javaBean设计原则
 * 1、公有的类
 * 2、不带参数的构造方法
 * 3、私有的属性
 * 4、get/set方法进行封装
 * 	
 */
	private int sid;   //学号
	private String sname;  //姓名
	private String gender;   //性别
	private Date birthday;   //出生日期
	private String address;   //地址
	
	
	public Students() {
	
		
	}
	
	public Students(int sid, String sname, String gender, Date birthday, String address) {
		super();
		this.sid = sid;
		this.sname = sname;
		this.gender = gender;
		this.birthday = birthday;
		this.address = address;
	}

	public int getSid() {
		return sid;
	}
	public void setSid(int sid) {
		this.sid = sid;
	}
	public String getSname() {
		return sname;
	}
	public void setSname(String sname) {
		this.sname = sname;
	}
	public String getGender() {
		return gender;
	}
	public void setGender(String gender) {
		this.gender = gender;
	}
	public Date getBirthday() {
		return birthday;
	}
	public void setBirthday(Date birthday) {
		this.birthday = birthday;
	}
	public String getAddress() {
		return address;
	}
	public void setAddress(String address) {
		this.address = address;
	}
	@Override
	public String toString() {
		return "Students [sid=" + sid + ", sname=" + sname + ", gender=" + gender + ", birthday=" + birthday
				+ ", address=" + address + "]";
	}
	
	
																																																				     

}

报的异常如下：
java.lang.Exception: No tests found matching [{ExactMatcher:fDisplayName=saveStudents], {ExactMatcher:fDisplayName=saveStudents(hibernate001.StudentsTest)], {LeadingIdentifierMatcher:fClassName=hibernate001.StudentsTest,fLeadingIdentifier=saveStudents]] from org.junit.internal.requests.ClassRequest@6d311334
	at org.junit.internal.requests.FilterRequest.getRunner(FilterRequest.java:40)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createFilteredTest(JUnit4TestLoader.java:77)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createTest(JUnit4TestLoader.java:68)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.loadTests(JUnit4TestLoader.java:43)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:444)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:678)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
	
	
我觉得错误是不是我装的插件装少了的原因，因为我下的插件包里面只有一个是hibernate.tool插件，而老师的有四个，如果是插件问题，求给个正确的下载地址。