package org.apache.maven.plugins.surefire.report;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 import java.io.File;

 import java.io.IOException;

 import java.text.NumberFormat;

 import java.util.ArrayList;

 import java.util.Collection;

 import java.util.Collections;

 import java.util.HashMap;

 import java.util.List;

 import java.util.ListIterator;

 import java.util.Locale;

 import java.util.Map;

 import javax.xml.parsers.ParserConfigurationException;

 import org.apache.maven.reporting.MavenReportException;

 import org.codehaus.plexus.util.DirectoryScanner;

 import org.codehaus.plexus.util.StringUtils;

 import org.xml.sax.SAXException;

 /**

  * @version $Id: SurefireReportParser.java 1074755 2011-02-26 00:12:21Z hboutemy $

  */

 public class SurefireReportParser

 {

     private NumberFormat numberFormat = NumberFormat.getInstance();

     private List reportsDirectories;

     private final List testSuites = new ArrayList();

     private static final int PCENT = 100;

     public SurefireReportParser()

     {

     }

     public SurefireReportParser( List reportsDirectoriesFiles , Locale locale )

     {

         this.reportsDirectories = reportsDirectoriesFiles;

         setLocale( locale );

     }

     public List parseXMLReportFiles()

         throws MavenReportException

     {

         List xmlReportFileList = new ArrayList();

         for ( int i = 0; i < reportsDirectories.size(); i++ )

         {

             File reportsDirectory = (File) reportsDirectories.get( i );

             if ( !reportsDirectory.exists() )

             {

                 continue;

             }

             String[] xmlReportFiles =

                 getIncludedFiles( reportsDirectory, "*.xml",

                                   "*.txt, testng-failed.xml, testng-failures.xml, testng-results.xml" );

             for ( int j = 0; j < xmlReportFiles.length; j++ )

             {

                 File xmlReport = new File( reportsDirectory, xmlReportFiles[j] );

                 xmlReportFileList.add( xmlReport );

             }

         }

         TestSuiteXmlParser parser = new TestSuiteXmlParser();

         for ( int index = 0; index < xmlReportFileList.size(); index++ )

         {

             Collection suites;

             File currentReport = (File) xmlReportFileList.get( index );

             try

             {

                 suites = parser.parse( currentReport.getAbsolutePath() );

             }

             catch ( ParserConfigurationException e )

             {

                 throw new MavenReportException( "Error setting up parser for JUnit XML report", e );

             }

             catch ( SAXException e )

             {

                 throw new MavenReportException( "Error parsing JUnit XML report " + currentReport, e );

             }

             catch ( IOException e )

             {

                 throw new MavenReportException( "Error reading JUnit XML report " + currentReport, e );

             }

             testSuites.addAll( suites );

         }

         return testSuites;

     }

     protected String parseTestSuiteName( String lineString )

     {

         return lineString.substring( lineString.lastIndexOf( "." ) + 1, lineString.length() );

     }

     protected String parseTestSuitePackageName( String lineString )

     {

         return lineString.substring( lineString.indexOf( ":" ) + 2, lineString.lastIndexOf( "." ) );

     }

     protected String parseTestCaseName( String lineString )

     {

         return lineString.substring( 0, lineString.indexOf( "(" ) );

     }

     public Map getSummary( List suites )

     {

         Map totalSummary = new HashMap();

         ListIterator iter = suites.listIterator();

         int totalNumberOfTests = 0;

         int totalNumberOfErrors = 0;

         int totalNumberOfFailures = 0;

         int totalNumberOfSkipped = 0;

         float totalElapsedTime = 0.0f;

         while ( iter.hasNext() )

         {

             ReportTestSuite suite = (ReportTestSuite) iter.next();

             totalNumberOfTests += suite.getNumberOfTests();

             totalNumberOfErrors += suite.getNumberOfErrors();

             totalNumberOfFailures += suite.getNumberOfFailures();

             totalNumberOfSkipped += suite.getNumberOfSkipped();

             totalElapsedTime += suite.getTimeElapsed();

         }

         String totalPercentage =

             computePercentage( totalNumberOfTests, totalNumberOfErrors, totalNumberOfFailures, totalNumberOfSkipped );

         totalSummary.put( "totalTests", Integer.toString( totalNumberOfTests ) );

         totalSummary.put( "totalErrors", Integer.toString( totalNumberOfErrors ) );

         totalSummary.put( "totalFailures", Integer.toString( totalNumberOfFailures ) );

         totalSummary.put( "totalSkipped", Integer.toString( totalNumberOfSkipped ) );

         totalSummary.put( "totalElapsedTime", numberFormat.format( totalElapsedTime ) );

         totalSummary.put( "totalPercentage", totalPercentage );

         return totalSummary;

     }

     public void setReportsDirectory( File reportsDirectory )

     {

         this.reportsDirectories = Collections.singletonList( reportsDirectory );

     }

     public final void setLocale( Locale locale )

     {

         numberFormat = NumberFormat.getInstance( locale );

     }

     public NumberFormat getNumberFormat()

     {

         return this.numberFormat;

     }

     public Map getSuitesGroupByPackage( List testSuitesList )

     {

         ListIterator iter = testSuitesList.listIterator();

         Map suitePackage = new HashMap();

         while ( iter.hasNext() )

         {

             ReportTestSuite suite = (ReportTestSuite) iter.next();

             List suiteList = new ArrayList();

             if ( suitePackage.get( suite.getPackageName() ) != null )

             {

                 suiteList = (List) suitePackage.get( suite.getPackageName() );

             }

             suiteList.add( suite );

             suitePackage.put( suite.getPackageName(), suiteList );

         }

         return suitePackage;

     }

     public String computePercentage( int tests, int errors, int failures, int skipped )

     {

         float percentage;

         if ( tests == 0 )

         {

             percentage = 0;

         }

         else

         {

             percentage = ( (float) ( tests - errors - failures - skipped ) / (float) tests ) * PCENT;

         }

         return numberFormat.format( percentage );

     }

     public List getFailureDetails( List testSuitesList )

     {

         ListIterator iter = testSuitesList.listIterator();

         List failureDetailList = new ArrayList();

         while ( iter.hasNext() )

         {

             ReportTestSuite suite = (ReportTestSuite) iter.next();

             List testCaseList = suite.getTestCases();

             if ( testCaseList != null )

             {

                 ListIterator caseIter = testCaseList.listIterator();

                 while ( caseIter.hasNext() )

                 {

                     ReportTestCase tCase = (ReportTestCase) caseIter.next();

                     if ( tCase.getFailure() != null )

                     {

                         failureDetailList.add( tCase );

                     }

                 }

             }

         }

         return failureDetailList;

     }

     private String[] getIncludedFiles( File directory, String includes, String excludes )

     {

         DirectoryScanner scanner = new DirectoryScanner();

         scanner.setBasedir( directory );

         scanner.setIncludes( StringUtils.split( includes, "," ) );

         scanner.setExcludes( StringUtils.split( excludes, "," ) );

         scanner.scan();

         return scanner.getIncludedFiles();

     }

 }