Migrate Spring Boot 2.x projects to JUnit 5 from JUnit 4.

org.openrewrite.java.spring.boot2.SpringBoot2JUnit4to5Migration This recipe will migrate a Spring Boot application's tests from JUnit 4 to JUnit 5. This spring-specific migration includes conversion of Spring Test runners to Spring Test extensions and awareness of the composable Spring Test annotations.
Tags
spring
junit
test
jupiter
boot
Source
​Github, Issue Tracker, Maven Central​
groupId: org.openrewrite.recipe
artifactId: rewrite-spring
version: 4.34.0
Usage
This recipe has no required configuration options. It can be activated by adding a dependency on org.openrewrite.recipe:rewrite-spring:4.34.0 in your build file or by running a shell command (in which case no build changes are needed):
Gradle
Maven POM
Maven Command Line
build.gradle
plugins {
    id("org.openrewrite.rewrite") version("5.38.0")
}
​
rewrite {
    activeRecipe("org.openrewrite.java.spring.boot2.SpringBoot2JUnit4to5Migration")
}
​
repositories {
    mavenCentral()
}
​
dependencies {
    rewrite("org.openrewrite.recipe:rewrite-spring:4.34.0")
}
pom.xml
<project>
  <build>
    <plugins>
      <plugin>
        <groupId>org.openrewrite.maven</groupId>
        <artifactId>rewrite-maven-plugin</artifactId>
        <version>4.42.0</version>
        <configuration>
          <activeRecipes>
            <recipe>org.openrewrite.java.spring.boot2.SpringBoot2JUnit4to5Migration</recipe>
          </activeRecipes>
        </configuration>
        <dependencies>
          <dependency>
            <groupId>org.openrewrite.recipe</groupId>
            <artifactId>rewrite-spring</artifactId>
            <version>4.34.0</version>
          </dependency>
        </dependencies>
      </plugin>
    </plugins>
  </build>
</project>
shell
mvn -U org.openrewrite.maven:rewrite-maven-plugin:run \
  -Drewrite.recipeArtifactCoordinates=org.openrewrite.recipe:rewrite-spring:LATEST \
  -Drewrite.activeRecipes=org.openrewrite.java.spring.boot2.SpringBoot2JUnit4to5Migration
Definition
Recipe List
Yaml Recipe List
​JUnit Jupiter migration from JUnit 4.x​
​Migrate @OutputCaptureRule to @ExtendWith(OutputCaptureExtension.class)​
​Remove unnecessary Spring @RunWith​
​Remove @SpringExtension​
​Replace @ExtendWith and @ContextConfiguration with @SpringJunitConfig​
​Remove obsolete Spring JUnit runners​
​Add Maven dependency​
groupId: org.springframework.boot
artifactId: spring-boot-tools
version: 2.x
onlyIfUsing: org.springframework.boot.testsupport.runner.classpath.ModifiedClassPathExtension
---
type: specs.openrewrite.org/v1beta/recipe
name: org.openrewrite.java.spring.boot2.SpringBoot2JUnit4to5Migration
displayName: Migrate Spring Boot 2.x projects to JUnit 5 from JUnit 4.
description: This recipe will migrate a Spring Boot application's tests from JUnit 4 to JUnit 5. This spring-specific migration includes conversion of Spring Test runners to Spring Test extensions and awareness of the composable Spring Test annotations.
​
tags:
  - spring
  - junit
  - test
  - jupiter
  - boot
recipeList:
  - org.openrewrite.java.testing.junit5.JUnit4to5Migration
  - org.openrewrite.java.spring.boot2.OutputCaptureExtension
  - org.openrewrite.java.spring.boot2.UnnecessarySpringRunWith
  - org.openrewrite.java.spring.boot2.UnnecessarySpringExtension
  - org.openrewrite.java.spring.boot2.ReplaceExtendWithAndContextConfiguration
  - org.openrewrite.java.spring.boot2.RemoveObsoleteSpringRunners
  - org.openrewrite.maven.AddDependency:
      groupId: org.springframework.boot
      artifactId: spring-boot-tools
      version: 2.x
      onlyIfUsing: org.springframework.boot.testsupport.runner.classpath.ModifiedClassPathExtension
​
See how this recipe works across multiple open-source repositories
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​​
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Migrate RestTemplateBuilder
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Last modified 5d ago