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.puppycrawl.tools.checkstyle.checks.coding;
  
  import static com.google.common.truth.Truth.assertWithMessage;
  import static com.puppycrawl.tools.checkstyle.checks.coding.DefaultComesLastCheck.MSG_KEY;
  import static com.puppycrawl.tools.checkstyle.checks.coding.DefaultComesLastCheck.MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE;
  
  import org.junit.jupiter.api.Test;
  
  import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
  import com.puppycrawl.tools.checkstyle.utils.CommonUtil;
  
  public class DefaultComesLastCheckTest extends AbstractModuleTestSupport {
  
      @Override
      protected String getPackageLocation() {
          return "com/puppycrawl/tools/checkstyle/checks/coding/defaultcomeslast";
      }
  
      @Test
      public void testSkipIfLastAndSharedWithCase() throws Exception {
          final String[] expected = {
              "23:13: " + getCheckMessage(MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
              "31:13: " + getCheckMessage(MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
              "39:21: " + getCheckMessage(MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
              "43:13: " + getCheckMessage(MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
              "63:13: " + getCheckMessage(MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
              "83:13: " + getCheckMessage(MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
              "95:13: " + getCheckMessage(MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
              "104:13: " + getCheckMessage(MSG_KEY),
          };
  
          verifyWithInlineConfigParser(
                  getPath("InputDefaultComesLastSkipIfLastAndSharedWithCase.java"),
                  expected);
      }
  
      @Test
      public void testDefault() throws Exception {
          final String[] expected = {
              "31:9: " + getCheckMessage(MSG_KEY),
              "38:24: " + getCheckMessage(MSG_KEY),
              "43:13: " + getCheckMessage(MSG_KEY),
              "51:13: " + getCheckMessage(MSG_KEY),
              "59:13: " + getCheckMessage(MSG_KEY),
              "67:21: " + getCheckMessage(MSG_KEY),
              "71:13: " + getCheckMessage(MSG_KEY),
              "75:21: " + getCheckMessage(MSG_KEY),
              "80:13: " + getCheckMessage(MSG_KEY),
              "91:13: " + getCheckMessage(MSG_KEY),
              "102:13: " + getCheckMessage(MSG_KEY),
              "112:13: " + getCheckMessage(MSG_KEY),
              "120:13: " + getCheckMessage(MSG_KEY),
              "131:13: " + getCheckMessage(MSG_KEY),
          };
          verifyWithInlineConfigParser(
                  getPath("InputDefaultComesLast.java"),
                 expected);
      }
  
      @Test
      public void testDefaultMethodsInJava8()
              throws Exception {
          final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
          verifyWithInlineConfigParser(
                  getPath("InputDefaultComesLastDefaultMethodsInInterface.java"),
                  expected);
      }
  
      @Test
      public void testDefaultComesLastSwitchExpressions() throws Exception {
          final String[] expected = {
              "16:13: " + getCheckMessage(MSG_KEY),
              "32:13: " + getCheckMessage(MSG_KEY),
              "46:13: " + getCheckMessage(MSG_KEY),
          };
          verifyWithInlineConfigParser(
                  getNonCompilablePath("InputDefaultComesLastSwitchExpressions.java"),
              expected);
      }
  
      @Test
      public void testDefaultComesLastSwitchExpressionsSkipIfLast() throws Exception {
  
          final String[] expected = {
              "33:13: " + getCheckMessage(MSG_KEY),
              "48:13: " + getCheckMessage(MSG_KEY),
          };
          verifyWithInlineConfigParser(
                  getNonCompilablePath("InputDefaultComesLastSwitchExpressionsSkipIfLast.java"),
              expected);
      }
  
      @Test
      public void testTokensNotNull() {
          final DefaultComesLastCheck check = new DefaultComesLastCheck();
          assertWithMessage("Acceptable tokens should not be null")
                  .that(check.getAcceptableTokens())
                  .isNotNull();
          assertWithMessage("Default tokens should not be null")
                  .that(check.getDefaultTokens())
                  .isNotNull();
          assertWithMessage("Required tokens should not be null")
                  .that(check.getRequiredTokens())
                  .isNotNull();
      }
  
      @Test
      public void testDefaultMethodsInJava8Interface2()
              throws Exception {
          final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
          verifyWithInlineConfigParser(
                  getPath("InputDefaultComesLastDefaultMethodsInInterface2.java"),
                  expected);
      }
  
  }
  