////////////////////////////////////////////////////////////////////////////////
   // checkstyle: Checks Java source code for adherence to a set of rules.
   // Copyright (C) 2001-2019 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.filefilters;
  
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  import java.util.regex.Pattern;
  
  import org.junit.Test;
  
  import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
  import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
  import com.puppycrawl.tools.checkstyle.TreeWalker;
  import com.puppycrawl.tools.checkstyle.checks.coding.FinalLocalVariableCheck;
  import com.puppycrawl.tools.checkstyle.utils.CommonUtil;
  
  public class BeforeExecutionExclusionFileFilterTest extends AbstractModuleTestSupport {
  
      @Override
      protected String getPackageLocation() {
          return "com/puppycrawl/tools/checkstyle/filefilters/beforeexecutionexclusionfilefilter";
      }
  
      @Test
      public void testAccept() {
          final String fileName = "BAD";
          final BeforeExecutionExclusionFileFilter filter =
                  createExclusionBeforeExecutionFileFilter(fileName);
  
          assertTrue("Should accept if file does not exist", filter.accept("ATest.java"));
      }
  
      @Test
      public void testAcceptOnNullFile() {
          final String fileName = null;
          final BeforeExecutionExclusionFileFilter filter =
                  createExclusionBeforeExecutionFileFilter(fileName);
  
          assertTrue("Should accept if file is null", filter.accept("AnyJava.java"));
      }
  
      @Test
      public void testReject() {
          final String fileName = "Test";
          final BeforeExecutionExclusionFileFilter filter =
                  createExclusionBeforeExecutionFileFilter(fileName);
  
          assertFalse("Should reject file, but did not", filter.accept("ATest.java"));
      }
  
      @Test
      public void testRejectBadFile() throws Exception {
          final DefaultConfiguration filterConfig =
                  createModuleConfig(BeforeExecutionExclusionFileFilter.class);
          filterConfig.addAttribute("fileNamePattern", "IncorrectClass\\.java");
  
          final DefaultConfiguration checkConfig = createModuleConfig(FinalLocalVariableCheck.class);
          final DefaultConfiguration treeWalkerConfig = createModuleConfig(TreeWalker.class);
          treeWalkerConfig.addChild(checkConfig);
          final DefaultConfiguration checkerConfig = createRootConfig(treeWalkerConfig);
          checkerConfig.addChild(filterConfig);
  
          final String[] violations = CommonUtil.EMPTY_STRING_ARRAY;
          verify(checkerConfig,
                  getNonCompilablePath("InputBeforeExecutionExclusionFileFilterIncorrectClass.java"),
                  violations);
      }
  
      private static BeforeExecutionExclusionFileFilter
              createExclusionBeforeExecutionFileFilter(String fileName) {
          final BeforeExecutionExclusionFileFilter exclusionBeforeExecutionFileFilter =
                  new BeforeExecutionExclusionFileFilter();
          if (fileName != null) {
              exclusionBeforeExecutionFileFilter.setFileNamePattern(Pattern.compile(fileName));
          }
          return exclusionBeforeExecutionFileFilter;
      }
  
  }