code: private boolean isFixtureMethod(MethodNode method) {
      String name = method.getName();
  
      for (String fmName : FIXTURE_METHODS) {
        if (!fmName.equalsIgnoreCase(name)) continue;
  
        // assertion: is (meant to be) a fixture method, so we'll return true in the end
  
        if (method.isStatic())
          errorReporter.error(method, "Fixture methods must not be static");
        if (!fmName.equals(name))
          errorReporter.error(method, "Misspelled '%s()' method (wrong capitalization)", fmName);
  
        return true;
      }
  
      return false;
    }
docs: IDEA: check for misspellings other than wrong capitalization