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https://issues.apache.org/jira/browse/SPARK-38814?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-38814:
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Assignee: Apache Spark
> Migrate Junit4 to Junit5
> ------------------------
>
> Key: SPARK-38814
> URL: https://issues.apache.org/jira/browse/SPARK-38814
> Project: Spark
> Issue Type: Improvement
> Components: Tests
> Affects Versions: 3.4.0
> Reporter: Yang Jie
> Assignee: Apache Spark
> Priority: Minor
>
> JUnit5 is a powerful and flexible update to the JUnit framework, and it
> provides a variety of improvements and new features to organize and
> describe test cases, as well as help in understanding test results：
> # JUnit 5 leverages features from Java 8 or later, such as lambda functions,
> making tests more powerful and easier to maintain, but Junit 4 still a Java 7
> compatible version
> # JUnit 5 has added some useful new features for describing, organizing, and
> executing tests. For examples: [Parameterized
> Tests|https://junit.org/junit5/docs/current/user-guide/#writing-tests-parameterized-tests]
> and [Conditional Test
> Execution|https://junit.org/junit5/docs/current/user-guide/#extensions-conditions]
> may make our test code look simpler, [Parallel
> Execution|https://junit.org/junit5/docs/current/user-guide/#writing-tests-parallel-execution]
> may make our test faster
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