Introduce org.junit.start module
#5042
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sormuras
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org.junit.onramp moduleorg.junit.start module
mpkorstanje
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Oct 21, 2025
junit-platform-commons/src/main/java/org/junit/platform/commons/util/ModuleUtils.java
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mpkorstanje
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marcphilipp
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Oct 30, 2025
Co-authored-by: Marc Philipp <mail@marcphilipp.de>
marcphilipp
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Nov 4, 2025
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| [source,java,indent=0] | ||
| ---- | ||
| import module org.junit.start; | ||
| void main() { JUnit.run(); } | ||
| @Test | ||
| void test() { Assertions.assertEquals(2, 1 + 1); } | ||
| ---- |
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We don't usually include code snippets in the release notes. Can we link to the User Guide instead?
| ==== New Features and Improvements | ||
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| * Introduce new module `org.junit.start` for writing and running tests. It simplifies | ||
| usages of JUnit in compact source files together with a single module import statement: |
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Suggested change
| usages of JUnit in compact source files together with a single module import statement: | |
| using JUnit in compact source files together with a single module import statement: |
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| import module org.junit.start; | ||
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| void main() { | ||
| JUnit.run(); | ||
| } | ||
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| @Test | ||
| void stringLength() { | ||
| Assertions.assertEquals(11, "Hello JUnit".length()); | ||
| } |
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Would it be possible to replace this snippet with an include of a source file from src/test/java? That way it would get compiled.
| public static final String GRADLE_KOTLIN_EXTENSIONS = "gradle-kotlin-extensions"; | ||
| public static final String GRADLE_MISSING_ENGINE = "gradle-missing-engine"; | ||
| public static final String JAR_DESCRIBE_MODULE = "jar-describe-module"; | ||
| public static final String JUNIT_start = "junit-start"; |
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| public static final String JUNIT_start = "junit-start"; | |
| public static final String JUNIT_START = "junit-start"; |
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Please review this PR introducing the
org.junit.startmodule.Closes #4982
New "Source Launcher" section in "Running Tests" of the User Guide
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Definition of Done
@APIannotations