Migrate JUnit asserts to AssertJ

** org.openrewrite.java.testing.assertj.JUnitToAssertj** AssertJ provides a rich set of assertions, truly helpful error messages, improves test code readability.
Tags
testing
assertj
Source
​Github, Issue Tracker, Maven Central​
groupId: org.openrewrite.recipe
artifactId: rewrite-testing-frameworks
version: 1.26.1
Usage
This recipe has no required configuration options and can be activated directly after taking a dependency on org.openrewrite.recipe:rewrite-testing-frameworks:1.26.1 in your build file:
Gradle
Maven
build.gradle
plugins {
    id("org.openrewrite.rewrite") version("5.26.1")
}
​
rewrite {
    activeRecipe("org.openrewrite.java.testing.assertj.JUnitToAssertj")
}
​
repositories {
    mavenCentral()
}
​
dependencies {
    rewrite("org.openrewrite.recipe:rewrite-testing-frameworks:1.26.1")
}
pom.xml
<project>
  <build>
    <plugins>
      <plugin>
        <groupId>org.openrewrite.maven</groupId>
        <artifactId>rewrite-maven-plugin</artifactId>
        <version>4.31.1</version>
        <configuration>
          <activeRecipes>
            <recipe>org.openrewrite.java.testing.assertj.JUnitToAssertj</recipe>
          </activeRecipes>
        </configuration>
        <dependencies>
          <dependency>
            <groupId>org.openrewrite.recipe</groupId>
            <artifactId>rewrite-testing-frameworks</artifactId>
            <version>1.26.1</version>
          </dependency>
        </dependencies>
      </plugin>
    </plugins>
  </build>
</project>
Recipes can also be activated directly from the command line by adding the argument -Drewrite.activeRecipesorg.openrewrite.java.testing.assertj.JUnitToAssertj
Definition
Recipe List
Yaml Recipe List
​JUnit assertArrayEquals To AssertJ​
​JUnit assertEquals to AssertJ​
​JUnit assertFalse to AssertJ​
​JUnit assertNotEquals to AssertJ​
​JUnit assertNotNull to AssertJ​
​JUnit assertNull to AssertJ​
​JUnit assertSame to AssertJ​
​JUnit assertTrue to AssertJ​
​JUnit fail to AssertJ​
​JUnit AssertThrows to AssertJ exceptionType​
​Add Maven dependency​
groupId: org.assertj
artifactId: assertj-core
version: 3.x
onlyIfUsing: org.assertj.core.api.Assertions
---
type: specs.openrewrite.org/v1beta/recipe
name: org.openrewrite.java.testing.assertj.JUnitToAssertj
displayName: Migrate JUnit asserts to AssertJ
description: AssertJ provides a rich set of assertions, truly helpful error messages, improves test code readability.
tags:
  - testing
  - assertj
recipeList:
  - org.openrewrite.java.testing.assertj.JUnitAssertArrayEqualsToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitAssertEqualsToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitAssertFalseToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitAssertNotEqualsToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitAssertNotNullToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitAssertNullToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitAssertSameToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitAssertTrueToAssertThat
  - org.openrewrite.java.testing.assertj.JUnitFailToAssertJFail
  - org.openrewrite.java.testing.assertj.JUnitAssertThrowsToAssertExceptionType
  - org.openrewrite.maven.AddDependency:
      groupId: org.assertj
      artifactId: assertj-core
      version: 3.x
      onlyIfUsing: org.assertj.core.api.Assertions

JUnit fail to AssertJ

Statically import AssertJ's assertThat

Last modified 13h ago

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