home.social

#mutationtesting — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #mutationtesting, aggregated by home.social.

  1. If you deleted all assertions, would your coverage drop? Probably not by much, and that’s the problem. Julius Mischok explains why #PIT mutation testing is the missing layer on top of JaCoCo.

    Test your tests with PIT: javapro.io/2026/01/21/test-you

    #Java #TDD #MutationTesting #JUnit5

  2. If you deleted all assertions, would your coverage drop? Probably not by much, and that’s the problem. Julius Mischok explains why #PIT mutation testing is the missing layer on top of JaCoCo.

    Test your tests with PIT: javapro.io/2026/01/21/test-you

    #Java #TDD #MutationTesting #JUnit5

  3. If you deleted all assertions, would your coverage drop? Probably not by much, and that’s the problem. Julius Mischok explains why #PIT mutation testing is the missing layer on top of JaCoCo.

    Test your tests with PIT: javapro.io/2026/01/21/test-you

    #Java #TDD #MutationTesting #JUnit5

  4. If you deleted all assertions, would your coverage drop? Probably not by much, and that’s the problem. Julius Mischok explains why #PIT mutation testing is the missing layer on top of JaCoCo.

    Test your tests with PIT: javapro.io/2026/01/21/test-you

    #Java #TDD #MutationTesting #JUnit5

  5. If you deleted all assertions, would your coverage drop? Probably not by much, and that’s the problem. Julius Mischok explains why #PIT mutation testing is the missing layer on top of JaCoCo.

    Test your tests with PIT: javapro.io/2026/01/21/test-you

    #Java #TDD #MutationTesting #JUnit5

  6. 100% code coverage… and your tests still miss bugs? Julius Mischok shows why coverage measures execution, not verification — and how #MutationTesting with #PIT proves whether tests actually fail when code changes.

    Add PIT + kill surviving mutants: javapro.io/2026/01/21/test-you

    #Java

  7. Deine Tests laufen bei jedem Build? Dann sind sie wichtig genug, getestet zu werden. Julius Mischok zeigt, wie #MutationTesting mit #PIT Schwachstellen in deiner #CI sichtbar macht.

    Stärke deine Teststrategie: javapro.io/de/teste-deine-test

    #Java #CleanCode #DevOps #DevTools #JAVAPRO

  8. If you deleted all assertions, would your coverage drop? Probably not by much, and that’s the problem. Julius Mischok explains why #PIT mutation testing is the missing layer on top of JaCoCo.

    Test your tests with PIT: javapro.io/2026/01/21/test-you

    #Java #TDD #MutationTesting #JUnit5

  9. 100% code coverage… and your tests still miss bugs? Julius Mischok shows why coverage measures execution, not verification — and how #MutationTesting with #PIT proves whether tests actually fail when code changes.

    Add PIT + kill surviving mutants: javapro.io/2026/01/21/test-you

    #Java

  10. How can you use code coverage and mutation testing to add tests to legacy code? At @mendercon last year, I demonstrated this powerful technique step by step on the Gilded Rose kata, which is hosted by @emilybache on her GitHub account: github.com/emilybache/GildedRo

    You can watch the talk here: youtube.com/watch?v=0qna5cuzDI0

    #CSudberyRecordings #CodeCoverage #MutationTesting #GildedRose #Refactoring #UnitTests