这个什么问题

来源：4-5 店铺注册之Service层的实现

qq_蓝骏毅_04076633

2020-03-05

java.lang.NullPointerException
at com.imooc.o2o.service.ShopServiceTest.testAddShop(ShopServiceTest.java:45)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:538)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:760)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:460)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:206)

写回答

2回答

翔仔

2020-03-05

报的是空指针异常，说明你有实例没有赋值，为null，然后直接调用空实例方法的时候会报错，

顺着报错的行逐层去看看

ShopServiceTest.java:45

qq_蓝骏毅_04076633

提问者

2020-03-05

@Autowired
	private ShopService shopService;
	
	@Test
	public void testAddShop(){
		Shop shop = new Shop();
		PersonInfo owner = new PersonInfo();
		Area area = new Area();
		ShopCategory shopCategory = new ShopCategory();
		owner.setUserId(1L);
		area.setAreaId(2);
		shopCategory.setShopCategoryId(1L);
		shop.setOwner(owner);
		shop.setArea(area);
		shop.setShopCategory(shopCategory);
		shop.setShopName("测试的店铺1");
		shop.setShopDesc("test1");
		shop.setShopAddr("test1");
		shop.setPhone("test1");
		shop.setCreateTime(new Date());
		shop.setEnableStatus(ShopStateEnum.CHECK.getState());
		shop.setAdvice("审核中");
	
		File shopImg = new File("D:/image/1.jpg");
		
		ShopExecution se = shopService.addshop(shop, shopImg);
		assertEquals(ShopStateEnum.CHECK.getState(), se.getState());
		
	}

qq_蓝骏毅_04076633

慕慕3246016

我是重新写的，然后就可以

2020-03-11

共2条回复

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