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Title: Migrate from JUnit 4 to JUnit 5 to resolve deprecation warnings by xerial · Pull Request #897 · msgpack/msgpack-java · GitHub

Open Graph Title: Migrate from JUnit 4 to JUnit 5 to resolve deprecation warnings by xerial · Pull Request #897 · msgpack/msgpack-java

X Title: Migrate from JUnit 4 to JUnit 5 to resolve deprecation warnings by xerial · Pull Request #897 · msgpack/msgpack-java

Description: Summary Migrates msgpack-jackson tests from JUnit 4 to JUnit 5 Resolves all JUnit deprecation warnings Maintains test functionality and backward compatibility Changes Made Dependencies: Updated build.sbt to use JUnit 5 Jupiter and Vintage engines Imports: Replaced JUnit 4 imports with JUnit 5 equivalents Annotations: @Test → @Test (JUnit 5) @Before → @BeforeEach @Test(expected=Exception.class) → assertThrows(Exception.class, () -> {...}) Assertions: Replaced deprecated org.junit.Assert.assertThat with org.hamcrest.MatcherAssert.assertThat Test Results ✅ All tests pass successfully ✅ No more JUnit deprecation warnings ✅ Compilation successful Backward Compatibility The JUnit Vintage engine is included to maintain compatibility with any remaining JUnit 4 tests. 🤖 Generated with Claude Code

Open Graph Description: Summary Migrates msgpack-jackson tests from JUnit 4 to JUnit 5 Resolves all JUnit deprecation warnings Maintains test functionality and backward compatibility Changes Made Dependencies: Updated ...

X Description: Summary Migrates msgpack-jackson tests from JUnit 4 to JUnit 5 Resolves all JUnit deprecation warnings Maintains test functionality and backward compatibility Changes Made Dependencies: Updated ...

Opengraph URL: https://github.com/msgpack/msgpack-java/pull/897

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