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Migrate from Hamcrest Matcher to AssertJ

org.openrewrite.java.testing.hamcrest.HamcrestMatcherToAssertJ
Migrate from Hamcrest Matcher to AssertJ assertions.
Recipe source
​GitHub, Issue Tracker, Maven Central​
groupId: org.openrewrite.recipe
artifactId: rewrite-testing-frameworks
version: 2.1.0
Options
Type
Name
Description
String
matcher
Optional. The Hamcrest Matcher to migrate to JUnit5.
String
assertion
Optional. The AssertJ method to migrate to.
Usage
This recipe has no required configuration options. It can be activated by adding a dependency on org.openrewrite.recipe:rewrite-testing-frameworks:2.1.0 in your build file or by running a shell command (in which case no build changes are needed):
Gradle
Gradle init script
Maven POM
Maven Command Line
Moderne CLI
1.Add the following to your build.gradle file:
build.gradle
plugins {
    id("org.openrewrite.rewrite") version("6.5.6")
}
​
rewrite {
    activeRecipe("org.openrewrite.java.testing.hamcrest.HamcrestMatcherToAssertJ")
}
​
repositories {
    mavenCentral()
}
​
dependencies {
    rewrite("org.openrewrite.recipe:rewrite-testing-frameworks:2.1.0")
}
2.Run gradle rewriteRun to run the recipe.
1.Create a file named init.gradle in the root of your project.
init.gradle
initscript {
    repositories {
        maven { url "https://plugins.gradle.org/m2" }
    }
    dependencies { classpath("org.openrewrite:plugin:6.5.6") }
}
rootProject {
    plugins.apply(org.openrewrite.gradle.RewritePlugin)
    dependencies {
        rewrite("org.openrewrite.recipe:rewrite-testing-frameworks:2.1.0")
    }
    rewrite {
        activeRecipe("org.openrewrite.java.testing.hamcrest.HamcrestMatcherToAssertJ")
    }
    afterEvaluate {
        if (repositories.isEmpty()) {
            repositories {
                mavenCentral()
            }
        }
    }
}
2.Run gradle --init-script init.gradle rewriteRun to run the recipe.
1.Add the following to your pom.xml file:
pom.xml
<project>
  <build>
    <plugins>
      <plugin>
        <groupId>org.openrewrite.maven</groupId>
        <artifactId>rewrite-maven-plugin</artifactId>
        <version>5.13.0</version>
        <configuration>
          <activeRecipes>
            <recipe>org.openrewrite.java.testing.hamcrest.HamcrestMatcherToAssertJ</recipe>
          </activeRecipes>
        </configuration>
        <dependencies>
          <dependency>
            <groupId>org.openrewrite.recipe</groupId>
            <artifactId>rewrite-testing-frameworks</artifactId>
            <version>2.1.0</version>
          </dependency>
        </dependencies>
      </plugin>
    </plugins>
  </build>
</project>
2.Run mvn rewrite:run to run the recipe.
shell
mvn -U org.openrewrite.maven:rewrite-maven-plugin:run \
  -Drewrite.recipeArtifactCoordinates=org.openrewrite.recipe:rewrite-testing-frameworks:RELEASE \
  -Drewrite.activeRecipes=org.openrewrite.java.testing.hamcrest.HamcrestMatcherToAssertJ
You will need to have configured the Moderne CLI on your machine before you can run the following command.
shell
mod run . --recipe HamcrestMatcherToAssertJ
See how this recipe works across multiple open-source repositories
​​
​​
The community edition of the Moderne platform enables you to easily run recipes across thousands of open-source repositories.
Please contact Moderne for more information about safely running the recipes on your own codebase in a private SaaS.
Contributors
​Tim te Beek, Knut Wannheden, Aleksandar A Simpson​

Type	Name	Description
`String`	matcher	Optional. The Hamcrest `Matcher` to migrate to JUnit5.
`String`	assertion	Optional. The AssertJ method to migrate to.

Migrate anyOf Hamcrest Matcher to AssertJ

Migrate to AssertJ assertions

Last modified 9d ago