Cobertura example source code file (MergeMainTest.java)

This example Cobertura source code file (MergeMainTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Cobertura tags/keywords

arraylist, classdata, classdata, file, file, io, ioexception, ioexception, list, mergemaintest, projectdata, projectdata, seventh, string, testcase, util

The Cobertura MergeMainTest.java source code

/*
 * Cobertura - http://cobertura.sourceforge.net/
 *
 * Copyright (C) 2005 Grzegorz Lukasik
 *
 * Cobertura is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2 of the License,
 * or (at your option) any later version.
 *
 * Cobertura 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Cobertura; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 */
package net.sourceforge.cobertura.merge;

import java.util.List;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;

import junit.framework.TestCase;
import net.sourceforge.cobertura.coveragedata.ClassData;
import net.sourceforge.cobertura.coveragedata.CoverageDataFileHandler;
import net.sourceforge.cobertura.coveragedata.ProjectData;

/**
 * Tests merging feature by launching Main class.
 */
public class MergeMainTest extends TestCase {
	private ClassData firstClass = new ClassData("test.First");
	private ClassData secondClass = new ClassData("test.Second");
	private ClassData seventhClass = new ClassData("Seventh");

	private ProjectData greenProject = new ProjectData();
	private ProjectData redProject = new ProjectData();
	private ProjectData blueProject = new ProjectData();
	
	private List filesToRemove = new ArrayList();
	
	private File createTempSerFile() throws IOException {
		File result = File.createTempFile( "cobertura", ".ser");
		result.delete();
		filesToRemove.add(result);
		return result;
	}
	
	protected void tearDown() throws Exception {
		for( int i=0; i<filesToRemove.size(); i++) {
			((File)filesToRemove.get(i)).delete();
		}
	}
	
	public void testNewDestinationFile() throws IOException {
		// Create some coverage data
		greenProject.addClassData( firstClass);
		redProject.addClassData( secondClass);
		redProject.addClassData( seventhClass);

		// Generate filenames for serialized data 
		File greenFile = createTempSerFile();
		File redFile = createTempSerFile();
		File dataFile = createTempSerFile();
		
		// Save coverage data for created data
		CoverageDataFileHandler.saveCoverageData( greenProject, greenFile);
		CoverageDataFileHandler.saveCoverageData( redProject, redFile);
		
		// Run merge task
		String[] args = {"--datafile", dataFile.getAbsolutePath(), 
				greenFile.getAbsolutePath(), redFile.getAbsolutePath()};
		
		Main.main( args);
		
		// Read merged data
		ProjectData merged = CoverageDataFileHandler.loadCoverageData( dataFile);
		
		// Check if everything is ok
		assertEquals( 3, merged.getNumberOfClasses());
		assertNotNull( merged.getClassData("test.First"));
		assertNotNull( merged.getClassData("test.Second"));
		assertNotNull( merged.getClassData("Seventh"));
		assertNull( merged.getClassData("test.Third"));
	}

	public void testExistingDestinationFile() throws IOException {
		// Create some coverage data
		greenProject.addClassData( firstClass);
		redProject.addClassData( secondClass);

		// Generate filenames for serialized data 
		File greenFile = createTempSerFile();
		File dataFile = createTempSerFile();
		
		// Save coverage data for created data
		CoverageDataFileHandler.saveCoverageData( greenProject, greenFile);
		CoverageDataFileHandler.saveCoverageData( redProject, dataFile);
		
		// Run merge task
		String[] args = {"--datafile", dataFile.getAbsolutePath(), 
				greenFile.getAbsolutePath()};
		
		Main.main( args);
		
		// Read merged data
		ProjectData merged = CoverageDataFileHandler.loadCoverageData( dataFile);
		
		// Check if  everything is ok
		assertEquals( 2, merged.getNumberOfClasses());
		assertNotNull( merged.getClassData("test.First"));
		assertNotNull( merged.getClassData("test.Second"));
	}

	public void testBaseDir() throws IOException {
		// Create some coverage data
		greenProject.addClassData( firstClass);
		redProject.addClassData( seventhClass);
		blueProject.addClassData( secondClass);

		// Generate filenames for serialized data 
		File greenFile = createTempSerFile();
		File redFile = createTempSerFile();
		File blueFile = createTempSerFile();
		File dataFile = createTempSerFile();
		
		dataFile.delete();
		
		// Save coverage data for created data
		CoverageDataFileHandler.saveCoverageData( greenProject, greenFile);
		CoverageDataFileHandler.saveCoverageData( redProject, redFile);
		CoverageDataFileHandler.saveCoverageData( blueProject, blueFile);
		
		// Run merge task
		String[] args = {"--datafile", dataFile.getAbsolutePath(), 
				greenFile.getAbsolutePath(), 
				"--basedir", redFile.getParent(), redFile.getName(), blueFile.getName()};
		
		Main.main( args);
		
		// Read merged data
		ProjectData merged = CoverageDataFileHandler.loadCoverageData( dataFile);
		
		// Check if everything is ok
		assertEquals( 3, merged.getNumberOfClasses());
		assertNotNull( merged.getClassData("test.First"));
		assertNotNull( merged.getClassData("test.Second"));
		assertNotNull( merged.getClassData("Seventh"));
	}
}