Github user britter commented on the pull request: https://github.com/apache/commons-lang/commit/131917a0d3303ca2c38fd1d6765b9bed2c23ff89#commitcomment-13893327 In src/test/java/org/apache/commons/lang3/StringUtilsTest.java: In src/test/java/org/apache/commons/lang3/StringUtilsTest.java on line 2394: JUnit tests should never write to std out, because that will obscure test reports generated by tools like maven. When running `mvn test` all you want to see is whether all tests have passed or not. Further more in this case you've already made explicit which methods are excluded by defining the `excludeMethods` array.
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