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initialization Error java.lang.Exception: No runnable methods 怎么解决 Junit失败、 控制台没信息？

来源：4-1 使用集成测试Service逻辑

叶雪松

2017-04-09 01:33

package org.junit.runner.manipulation;

import org.junit.runner.Description;
import org.junit.runner.Request;

/**
 * The canonical case of filtering is when you want to run a single test method in a class. Rather
 * than introduce runner API just for that one case, JUnit provides a general filtering mechanism.
 * If you want to filter the tests to be run, extend <code>Filter</code> and apply an instance of
 * your filter to the {@link org.junit.runner.Request} before running it (see
 * {@link org.junit.runner.JUnitCore#run(Request)}. Alternatively, apply a <code>Filter</code> to
 * a {@link org.junit.runner.Runner} before running tests (for example, in conjunction with
 * {@link org.junit.runner.RunWith}.
 *
 * @since 4.0
 */
public abstract class Filter {
    /**
     * A null <code>Filter</code> that passes all tests through.
     */
    public static Filter ALL = new Filter() {
        @Override
        public boolean shouldRun(Description description) {
            return true;
        }

        @Override
        public String describe() {
            return "all tests";
        }

        @Override
        public void apply(Object child) throws NoTestsRemainException {
            // do nothing
        }

        @Override
        public Filter intersect(Filter second) {
            return second;
        }
    };

    /**
     * Returns a {@code Filter} that only runs the single method described by
     * {@code desiredDescription}
     */
    public static Filter matchMethodDescription(final Description desiredDescription) {
        return new Filter() {
            @Override
            public boolean shouldRun(Description description) {
                if (description.isTest()) {
                    return desiredDescription.equals(description);
                }

                // explicitly check if any children want to run
                for (Description each : description.getChildren()) {
                    if (shouldRun(each)) {
                        return true;
                    }
                }
                return false;
            }

            @Override
            public String describe() {
                return String.format("Method %s", desiredDescription.getDisplayName());
            }
        };
    }


    /**
     * @param description the description of the test to be run
     * @return <code>true</code> if the test should be run
     */
    public abstract boolean shouldRun(Description description);

    /**
     * Returns a textual description of this Filter
     *
     * @return a textual description of this Filter
     */
    public abstract String describe();

    /**
     * Invoke with a {@link org.junit.runner.Runner} to cause all tests it intends to run
     * to first be checked with the filter. Only those that pass the filter will be run.
     *
     * @param child the runner to be filtered by the receiver
     * @throws NoTestsRemainException if the receiver removes all tests
     */
    public void apply(Object child) throws NoTestsRemainException {
        if (!(child instanceof Filterable)) {
            return;
        }
        Filterable filterable = (Filterable) child;
        filterable.filter(this);
    }

    /**
     * Returns a new Filter that accepts the intersection of the tests accepted
     * by this Filter and {@code second}
     */
    public Filter intersect(final Filter second) {
        if (second == this || second == ALL) {
            return this;
        }
        final Filter first = this;
        return new Filter() {
            @Override
            public boolean shouldRun(Description description) {
                return first.shouldRun(description)
                        && second.shouldRun(description);
            }

            @Override
            public String describe() {
                return first.describe() + " and " + second.describe();
            }
        };
    }
}

写回答 关注

7回答

  • 慕粉1336053190
    2017-04-10 20:33:24
    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>com.xy9860</groupId>
	<artifactId>seckill</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<name>seckill Maven Webapp</name>
	<url>http://maven.apache.org</url>
	<dependencies>
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.12</version>
			<scope>test</scope>
		</dependency>
		<!-- 日志相关的依赖 -->
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-api</artifactId>
			<version>1.7.12</version>
		</dependency>
		<dependency>
			<groupId>ch.qos.logback</groupId>
			<artifactId>logback-core</artifactId>
			<version>1.1.1</version>
		</dependency>
		<!-- 实现slf4j 这样我们只需要使用 slf4j的接口就可以了 -->
		<dependency>
			<groupId>ch.qos.logback</groupId>
			<artifactId>logback-classic</artifactId>
			<version>1.1.1</version>
		</dependency>
		<!-- 数据库相关的依赖 -->
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.41</version>
		</dependency>
		<dependency>
			<groupId>com.mchange</groupId>
			<artifactId>c3p0</artifactId>
			<version>0.9.5.2</version>
		</dependency>
		<!-- DAO框架依赖 mabits -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>3.4.2</version>
		</dependency>
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.3.1</version>
		</dependency>
		<!-- SERVlet web相关的依赖 -->
		<dependency>
			<groupId>taglibs</groupId>
			<artifactId>standard</artifactId>
			<version>1.1.2</version>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>javax.servlet-api</artifactId>
			<version>3.1.0</version>
		</dependency>
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>2.8.8</version>
		</dependency>
		<!-- spring 依赖 -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-test</artifactId>
			<version>4.3.7.RELEASE</version>
			<scope>test</scope>
		</dependency>
	</dependencies>
	<build>
		<finalName>seckill</finalName>
	</build>
	<packaging>war</packaging>
</project>


    0 0
  • 叶雪松
    2017-04-10 16:08:31

    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
        <modelVersion>4.0.0</modelVersion>
        <groupId>seckill</groupId>
        <artifactId>seckill</artifactId>
        <packaging>war</packaging>
        <version>1.0-SNAPSHOT</version>
        <name>seckill Maven Webapp</name>
        <url>http://maven.apache.org</url>
        <dependencies>
            <dependency>
                <groupId>junit</groupId>
                <artifactId>junit</artifactId>
                <version>4.11</version>
                <scope>test</scope>
            </dependency>
            <!-- 日志 -->
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-api</artifactId>
                <version>1.7.12</version>
            </dependency>
            <dependency>
                <groupId>ch.qos.logback</groupId>
                <artifactId>logback-core</artifactId>
                <version>1.1.1</version>
            </dependency>
            <dependency>
                <groupId>ch.qos.logback</groupId>
                <artifactId>logback-classic</artifactId>
                <version>1.1.1</version>
            </dependency>
            <!-- 数据库依赖 -->
            <dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
                <version>5.1.40</version>
            </dependency>
            <dependency>
                <groupId>c3p0</groupId>
                <artifactId>c3p0</artifactId>
                <version>0.9.1.2</version>
            </dependency>
            <!-- mybatis依赖 -->
            <dependency>
                <groupId>org.mybatis</groupId>
                <artifactId>mybatis</artifactId>
                <version>3.3.0</version>
            </dependency>
            <!-- mybatis自身实现的整合依赖 -->
            <dependency>
                <groupId>org.mybatis</groupId>
                <artifactId>mybatis-spring</artifactId>
                <version>1.2.3</version>
            </dependency>
            <!-- servlet web 相关依赖 -->
            <dependency>
                <groupId>taglibs</groupId>
                <artifactId>standard</artifactId>
                <version>1.1.2</version>
            </dependency>
            <dependency>
                <groupId>jstl</groupId>
                <artifactId>jstl</artifactId>
                <version>1.2</version>
            </dependency>
            <dependency>
                <groupId>com.fasterxml.jackson.core</groupId>
                <artifactId>jackson-databind</artifactId>
                <version>2.5.4</version>
            </dependency>
            <dependency>
                <groupId>javax.servlet</groupId>
                <artifactId>javax.servlet-api</artifactId>
                <version>3.0.1</version>
            </dependency>
            <!-- spring 依赖 -->
            <!-- 因为有些包已经把spring做为默认依赖，这里面可以省略的依赖有：
                spring-core;spring-beans（上面这两个spring-context会自动依赖）;
                spring-context，spring-jdbc（mybatis-spring会依赖）； spring-web（spring-webmvc会依赖）；
                logback-core（logback-classic会依赖）. -->
            <!-- spring 核心依赖 -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-core</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-beans</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-context</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
            <!-- spring dao 层依赖 -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-jdbc</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-tx</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
            <!-- spring web 相关依赖 -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-web</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-webmvc</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
            <!-- spring test 相关依赖 -->
            <dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-test</artifactId>
                <version>4.1.7.RELEASE</version>
            </dependency>
        </dependencies>
        <build>
            <finalName>seckill</finalName>
                <plugins>  
                    <plugin>  
                        <groupId>org.apache.maven.plugins</groupId>  
                        <artifactId>maven-compiler-plugin</artifactId>  
                        <version>3.1</version>  
                        <configuration>  
                            <source>1.8</source><!--  这个1.8是jdk的版本，下面那个也是-->  
                            <target>1.8</target>  
                        </configuration>  
                    </plugin>  
                </plugins>  
        </build>
    </project>



    0 0
  • 慕粉1336053190
    2017-04-10 16:06:27
    package com.xy9860.seckill.service.impl;

import java.util.List;

import javax.annotation.Resource;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import com.xy9860.seckill.dto.Exposer;
import com.xy9860.seckill.dto.SeckillExecution;
import com.xy9860.seckill.entity.Seckill;
import com.xy9860.seckill.service.SeckillService;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:applicationContext.xml")
public class SeckillServiceImplTest {

	private Logger logger=LoggerFactory.getLogger(this.getClass());
	
	@Resource
	private SeckillService seckillService;
	
	@Test
	public void testGetSeckillList() {
		List<Seckill> seckills =seckillService.getSeckillList();
		logger.info("list={}",seckills);
	}

	@Test
	public void testGetSeckillById() {
		 Seckill seckill=seckillService.getSeckillById(1000);
		 logger.info("seckill={}",seckill);
	}

	@Test
	public void testExportSeckillUrl() {
		long id=1000;
		Exposer exposer=seckillService.exportSeckillUrl(id);
		logger.info("exposer={}",exposer);
	}

	@Test
	public void testExecuteSeckill() {
		String md5="652785cd5da374c9a9f48b5bf57285bb";
		long id=1000;
		long phone=13333333233L;
		SeckillExecution seckillExecution=seckillService.executeSeckill(id, phone, md5);
		logger.info("seckillExecution={}",seckillExecution);
	}

}


    1 0

    叶雪松

    我在按照视频重写一遍，有问题再请教。

    2017-04-10 16:13:37

    共 1 条回复 >

  • 慕粉1336053190
    2017-04-10 16:06:00
    package com.xy9860.seckill.service.impl;

import java.util.Date;
import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.DigestUtils;

import com.xy9860.seckill.dao.SeckillDao;
import com.xy9860.seckill.dao.SuccessKilledDao;
import com.xy9860.seckill.dto.Exposer;
import com.xy9860.seckill.dto.SeckillExecution;
import com.xy9860.seckill.entity.Seckill;
import com.xy9860.seckill.entity.SuccessKilled;
import com.xy9860.seckill.enums.SeckillStatEnum;
import com.xy9860.seckill.exception.RepeatKillException;
import com.xy9860.seckill.exception.SeckillCloseException;
import com.xy9860.seckill.exception.SeckillException;
import com.xy9860.seckill.service.SeckillService;

@Service("seckillService")
public class SeckillServiceImpl implements SeckillService {

	private Logger logger=LoggerFactory.getLogger(this.getClass());

	@Autowired
	private SeckillDao seckillDao;
	@Autowired
	private SuccessKilledDao successKilledDao;
	//用于混淆方法
	private final String slat="asdasfJASLFKDAJ@#(*&%(@#%><?ˉ＆asdjalfg";

	public List<Seckill> getSeckillList() {
		// TODO Auto-generated method stub
		return seckillDao.queryAll(0, 100);
	}

	public Seckill getSeckillById(long seckillId) {
		// TODO Auto-generated method stub
		return seckillDao.queryByid(seckillId);
	}

	public Exposer exportSeckillUrl(long seckillId) {

		Seckill seckill=seckillDao.queryByid(seckillId);
		if (seckill==null) {
			return new Exposer(false,seckillId);
		}
		Date startTime=seckill.getStrartTime();
		Date endTime=seckill.getEndTime();
		Date nowTime=new Date();
		if (nowTime.getTime()>endTime.getTime()||nowTime.getTime()<startTime.getTime()) {
			return new Exposer(false,seckillId,nowTime.getTime(),startTime.getTime(),endTime.getTime());
		}
		String md5=getMD5(seckillId);
		return new Exposer(true,md5,seckillId);
	}

	@Transactional
	public SeckillExecution executeSeckill(long seckillId, long userPhone, String md5)
			throws SeckillException, SeckillCloseException, RepeatKillException {
		if (md5==null||!md5.equals(getMD5(seckillId))) {
			throw new SeckillException("seckill date rewrite");
		}
		//执行秒杀逻辑
		int updateCount=seckillDao.reduceNumber(seckillId, new Date());
		try {
			if (updateCount<=0) {
				//没有更新操作
				throw new SeckillCloseException("seckill is closed");
			}else{
				//记录购买行为
				int insertCount =successKilledDao.insertSuccessKilled(seckillId, userPhone);
				if (insertCount<=0) {
					//重复秒杀
					throw new RepeatKillException("seckillId repeated");
				}else {
					SuccessKilled successKilled=successKilledDao.queryByid(seckillId, userPhone);
					return new SeckillExecution(seckillId, SeckillStatEnum.SUCCESS,successKilled);
				}
			}
		} catch (Exception e) {
			logger.error(e.getMessage(),e);
			throw new SeckillException("seckill iner error"+e.getMessage());
		}
	}

	private String getMD5(long seckillId){
		String base=seckillId+"/"+slat;
		String md5=DigestUtils.md5DigestAsHex(base.getBytes());
		return md5;
	}
}


    1 0

    叶雪松

    老哥稍等

    2017-04-10 16:06:38

    共 1 条回复 >

  • 慕粉1336053190
    2017-04-10 16:03:54

    你把你的pom.xml 关于 junit 和 spring 的版本 贴上来看看.  看起来好像是 junit版本问题

    0 0
  • 叶雪松
    2017-04-10 11:03:44

    package org.seckill.service;

    import java.util.List;

    import org.junit.Test;
    import org.junit.runner.RunWith;
    import org.seckill.dto.Exposer;
    import org.seckill.dto.SeckillExecution;
    import org.seckill.entity.Seckill;
    import org.seckill.service.SeckillService;
    import org.slf4j.Logger;
    import org.slf4j.LoggerFactory;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.test.context.ContextConfiguration;
    import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
    import org.springframework.transaction.annotation.Transactional;

    @RunWith(SpringJUnit4ClassRunner.class)
    @ContextConfiguration({"classpath:spring/spring-dao.xml","classpath:spring/spring-service.xml"})
    @Transactional
    //@transactional加到测试类中，可让每一次测试之后rollback，即不需要之后把数据库数据改回来
    public class SeckillServiceTest {
        
        private final Logger logger = LoggerFactory.getLogger(this.getClass());
        
        @Autowired
        private SeckillService seckillService;

        @Test
        public void testGetSeckillList(){
            List<Seckill> list = seckillService.getSeckillList();
            logger.info("list={}", list);
        }

        @Test
        public void testGetById() {
            long id = 1001;
            Seckill seckill = seckillService.getById(id);
            logger.info("seckill={}", seckill);
        }

        @Test
        public void testExportSeckillUrl() {
            long id = 1000L;
            Exposer exposer = seckillService.exportSeckillUrl(id    );
            logger.info("exposer={}", exposer);

        }

        @Test
        public void testExecutionSeckill() {
            long id  = 1000L;
            long userId = 2013001L;
            String md5 = "whoamI?IamtheCodeKingoftheworld.Butnotjustcancoding,alsoBigBird";
            SeckillExecution seckillExecution = seckillService.executionSeckill(id, userId, md5);
            logger.info("successKilled={}", seckillExecution);
        }

    }



    0 0
  • 慕粉1336053190
    2017-04-10 10:42:40

    没看懂 你想测试什么,难道是我功力不够?没有@Test的入口啊?

    1 0

    叶雪松

    等下我上代码给你看，我有@test的，什么缺少jar包，junit版本问题我都试过了，都没办法解决。现在正在重写service层。

    2017-04-10 11:01:37

    共 1 条回复 >

Java高并发秒杀API之Service层

Java实现高并发秒杀API，介绍秒杀业务Service层的设计和实现

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