Migrating from JUnit 4 to JUnit Jupiter - junit-team/junit-framework GitHub Wiki Migrating from JUnit 4 to JUnit Jupiter https://junit.org/junit5/docs/current/user-guide/#migrating-from-junit4 https://github.com/junit-team/junit5/tree/main/junit-jupiter-migrationsupport https://docs.openrewrite.org/reference/recipes/java/testing/junit5/junit4to5migration