mockito | 易学教程

使用 TypeScript 和依赖注入实现一个聊天机器人[每日前端夜话0x76]

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每日前端夜话 0x76 每日前端夜话，陪你聊前端。每天晚上18:00准时推送。正文共：3509 字预计阅读时间： 10 分钟翻译：疯狂的技术宅来源： toptal 类型和可测试代码是避免错误的两种最有效方法，尤其是代码随会时间而变化。我们可以分别通过利用 TypeScript 和依赖注入（DI）将这两种技术应用于JavaScript开发。在本 TypeScript 教程中，除编译以外，我们不会直接介绍 TypeScript 的基础知识。相反，我们将会演示 TypeScript 最佳实践，因为我们将介绍如何从头开始制作 Discord bot、连接测试和 DI，以及创建示例服务。我们将会使用： Node.js TypeScript Discord.js，Discord API的包装器 InversifyJS，一个依赖注入框架测试库：Mocha，Chai和ts-mockito Mongoose和MongoDB，以编写集成测试设置 Node.js 项目首先，让我们创建一个名为 typescript-bot 的新目录。然后输入并通过运行以下命令创建一个新的 Node.js 项目： 1 npm init 注意：你也可以用 yarn ，但为了简洁起见，我们用了 npm 。这将会打开一个交互式向导，对 package.json 文件进行配置。对于所有问题，你只需简单的按

Mocking an Aspect class invoked after an exception is thrown in Junit

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问题 I have an aspect class as below - public class TestAspect { @AfterThrowing(pointcut = "execution(* *(..)) ", throwing = "testException") public void afterThrowAdvice(TestException testException) throws Exception { } } Now anytime any class throws TestException, TestAspect's afterThrowAdvice method is getting called. From Unit tests as well without using any spring configuration xmls, running as a plain junit test. How do I mock to not do anything when that method is called? I tried in my unit

JUnit 5 and Mockito

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问题 With Java 14 and JUnit 5, if I add mockito-junit-jupiter to my build, an error is thrown when trying to run mvn test even without using mockito in any tests. Wiithout mockito-junit-jupiter everything is okay. All dependencies are the latest versions except Maven. The error thrown is # Created at 2020-04-15T16:34:33.816 org.junit.platform.commons.JUnitException: TestEngine with ID 'junit-jupiter' failed to discover tests at org.junit.platform.launcher.core.DefaultLauncher.discoverEngineRoot

Import org.junit.Test throws error as “No Test found with Test Runner ”JUnit 5“” [duplicate]

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问题 This question already has answers here : Eclipse keep saying “No tests found with test runner JUnit 5” (13 answers) Closed 1 year ago . If I import org.junit.Test then on running JUnit, it gives me an error as "No Test found with Test Runner JUnit 5". Instead if I import org.junit.jupiter.api.Test then I can run JUnit test. 回答1: This org.junit.Test is a JUnit 4 annotation. A Junit5 test runner will not discover a test annotated with org.junit.Test . A Junit5 test runner will discover a test

How to tests and mock mapstruct converter?

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问题 I use mapstruct frameword on my java gradle project and it works perfectly but i just want to test : mapstruct generated sources (converter) service class (call mapstrcut converter) I have try to use an other topic to do this but it not working for me. This is my mapstruct interface : @Mapper(unmappedTargetPolicy = ReportingPolicy.IGNORE) public interface RisqueBOConvertisseur extends BOConvertisseur<RisqueARS, RisqueBO> { @Override RisqueBO convertirDaoVersBo(RisqueARS dao); @Override

How to tests and mock mapstruct converter?

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Java Mockito - Unable to throw IOException during DocumentBuilder.parse

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问题 I am trying to create a JUnit test to fire IOException during DocumentBuilder.parse(InputSource.class). I not sure why my "doThrow" method is not firing IOException. The source code is as below: JUnit class: @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration(locations = { "classpath:META-INF/spring/test.xml" }) @Transactional public class junitTestClass { @InjectMocks TargetClass target; @Rule public MockitoRule mockito = MockitoJUnit.rule(); @Mock DocumentBuilder documentBuilder;

How to mock HttpClient using Mockito

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问题 This is my Actual class for which i am writing junit. I have HtpClient as private and final. public class KMSHttpClientImpl implements KMSHttpClient { /** * ObjectMapper Instance. */ private final ObjectMapper objectMapper = new ObjectMapper (); /** * KMS ConnectionManager Instance. */ private final KMSHttpConnectionManager kmsHttpConnectionManager = new KMSHttpConnectionManagerImpl (); /** * HttpClient object. */ private final HttpClient httpClient; /** * KMSHttpClient constructor. */ public

JUnit test. The problem when converting entity to DTO by using ModelMapper library

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问题 I am working on the Spring Boot web app and I have a custom realization of the ModelMapper library that allows me to convert single objects and a list of objects. @Component public class ObjectMapperUtils { @Autowired private static ModelMapper modelMapper; static { modelMapper = new ModelMapper(); modelMapper.getConfiguration().setMatchingStrategy(MatchingStrategies.STRICT); } private ObjectMapperUtils() { } public <D, T> D map(final T entity, Class<D> outClass) { return modelMapper.map

How to mock EntityManager

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问题 I first posted a question on here about a Unit test, EntityManager and NullPointerException. And then somebody advised me to look up mocking, so I did. However, I am still facing the same issues. I like to know if I am missing something? Is there a setup I forgot to add? Do I require to indicate the location of the persistence XML file? I would appreciate any help with that. I looked at other similar questions. However, I didn’t have much luck. 1./ How to mock object in EntityManager? 2./ How