code: ///////////////////////////////////////////////////////////////////////////////////////////////
  // checkstyle: Checks Java source code and other text files for adherence to a set of rules.
  // Copyright (C) 2001-2023 the original author or authors.
  //
  // This library is free software; you can redistribute it and/or
  // modify it under the terms of the GNU Lesser General Public
  // License as published by the Free Software Foundation; either
  // version 2.1 of the License, or (at your option) any later version.
  //
  // This library is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  // Lesser General Public License for more details.
  //
  // You should have received a copy of the GNU Lesser General Public
  // License along with this library; if not, write to the Free Software
  // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  ///////////////////////////////////////////////////////////////////////////////////////////////
  
  package com.sun.checkstyle.test.chapter6declarations.rule61numberperline;
  
  import org.junit.jupiter.api.Test;
  
  import com.puppycrawl.tools.checkstyle.api.Configuration;
  import com.puppycrawl.tools.checkstyle.checks.coding.MultipleVariableDeclarationsCheck;
  import com.sun.checkstyle.test.base.AbstractSunModuleTestSupport;
  
  public class MultipleVariableDeclarationsTest extends AbstractSunModuleTestSupport {
  
      @Override
      protected String getPackageLocation() {
          return "com/sun/checkstyle/test/chapter6declarations/rule61numberperline";
      }
  
      @Test
      public void testMultipleVariableDeclarations() throws Exception {
          final String msgComma = getCheckMessage(MultipleVariableDeclarationsCheck.class,
              "multiple.variable.declarations.comma");
          final String msg = getCheckMessage(MultipleVariableDeclarationsCheck.class,
              "multiple.variable.declarations");
  
          final String[] expected = {
              "5:5: " + msgComma,
              "6:5: " + msg,
              "9:9: " + msgComma,
              "10:9: " + msg,
              "14:5: " + msg,
              "17:5: " + msg,
              "31:9: " + msgComma,
              "32:9: " + msg,
              "35:13: " + msgComma,
              "36:13: " + msg,
              "40:9: " + msg,
              "43:9: " + msg,
              "57:13: " + msgComma,
              "58:13: " + msg,
              "61:17: " + msgComma,
              "62:17: " + msg,
              "66:13: " + msg,
              "69:13: " + msg,
              "86:5: " + msgComma,
              "89:5: " + msgComma,
          };
  
          final Configuration checkConfig = getModuleConfig("MultipleVariableDeclarations");
          final String filePath = getPath("InputMultipleVariableDeclarations.java");
  
          final Integer[] warnList = getLinesWithWarn(filePath);
          verify(checkConfig, filePath, expected, warnList);
      }
  
  }
  