NESOY / junit5-example

🧪 Introducing JUnit5

JUnit5 Tutorial

Requirements

• Java8

Architecture

• Platform
  • 테스트를 실행해주는 런처 제공. TestEngine API 제공.
  • Maven / Gradle Plugins, JUnit4 Runner
• Jupiter
  • JUnit 5를 지원하는 TestEngine API 구현체
• Vintage
  • JUnit 4와 3을 지원하는 TestEngine API 구현체

Index

• Standard
• Assertions
• assumptions
• meta
• disabled
• displayname
• timeout
• order
• repeat
• test_info
• test_interface
• parameterized
• conditional
• extension_model
• dynamic_test
• parallel

JUnit4 Migration Guide

JUnit 4 & JUnit 5 동시에 할 수 없을까?

• Migration Sample

Maven

<dependencies>
        <!--  JUnit5  -->
        <dependency>
			<groupId>org.junit.jupiter</groupId>
			<artifactId>junit-jupiter-api</artifactId>
			<version>${junit.jupiter.version}</version>
			<scope>test</scope>
		</dependency>
        <dependency>
			<groupId>org.junit.jupiter</groupId>
			<artifactId>junit-jupiter-engine</artifactId>
			<version>${junit.jupiter.version}</version>
			<scope>test</scope>
		</dependency>
        <!--  JUnit4  -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>${junit.version}</version>
			<scope>test</scope>
		</dependency>
        <dependency>
			<groupId>org.junit.vintage</groupId>
			<artifactId>junit-vintage-engine</artifactId>
			<version>${junit.vintage.version}</version>
			<scope>test</scope>
		</dependency>
</dependencies>

Gradle

dependencies {
    // JUnit 5
    testImplementation('org.junit.jupiter:junit-jupiter:5.5.2')
    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.5.2'

    // JUnit 4
    testImplementation("junit:junit:4.12")
    testRuntimeOnly "org.junit.vintage:junit-vintage-engine:5.5.2"
}

JUnit5 Testing in IDE

• Intellij
• vscode

Reference

• https://junit.org/junit5/docs/current/user-guide/
• assertThat Dependency 없음(Hamcrest, AssertJ)
• Support JUnit 5 in SpringBoot Version 2.2
• JUnit5 in Spring - Eddy Kim님