Subversion-Projekte lars-tiefland.php_share

<?php
/**
 * $Id: CoverageSetupTask.php 426 2008-10-28 19:29:49Z mrook $
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information please see
 * <http://phing.info>.
 */

require_once 'phing/Task.php';
require_once 'phing/system/io/PhingFile.php';
require_once 'phing/system/io/Writer.php';
require_once 'phing/system/util/Properties.php';
require_once 'phing/tasks/ext/coverage/CoverageMerger.php';

/**
 * Initializes a code coverage database
 *
 * @author Michiel Rook <michiel.rook@gmail.com>
 * @version $Id: CoverageSetupTask.php 426 2008-10-28 19:29:49Z mrook $
 * @package phing.tasks.ext.coverage
 * @since 2.1.0
 */
class CoverageSetupTask extends Task
{
        /** the list of filesets containing the .php filename rules */
        private $filesets = array();

        /** the filename of the coverage database */
        private $database = "coverage.db";

        /** the classpath to use (optional) */
        private $classpath = NULL;

        /**
         * Add a new fileset containing the .php files to process
         *
         * @param FileSet the new fileset containing .php files
         */
        function addFileSet(FileSet $fileset)
        {
                $this->filesets[] = $fileset;
        }

        /**
         * Sets the filename of the coverage database to use
         *
         * @param string the filename of the database
         */
        function setDatabase($database)
        {
                $this->database = $database;
        }

        function setClasspath(Path $classpath)
        {
                if ($this->classpath === null)
                {
                        $this->classpath = $classpath;
                }
                else
                {
                        $this->classpath->append($classpath);
                }
        }

        function createClasspath()
        {
                $this->classpath = new Path();
                return $this->classpath;
        }
        
        /**
         * Iterate over all filesets and return the filename of all files.
         *
         * @return array an array of (basedir, filenames) pairs
         */
        private function getFilenames()
        {
                $files = array();

                foreach ($this->filesets as $fileset)
                {
                        $ds = $fileset->getDirectoryScanner($this->project);
                        $ds->scan();

                        $includedFiles = $ds->getIncludedFiles();

                        foreach ($includedFiles as $file)
                        {
                                $fs = new PhingFile(realpath($ds->getBaseDir()), $file);
                                        
                                $files[] = array('key' => strtolower($fs->getAbsolutePath()), 'fullname' => $fs->getAbsolutePath());
                        }
                }

                return $files;
        }
        
        function init()
        {
                if (!extension_loaded('xdebug'))
                {
                        throw new Exception("CoverageSetupTask depends on Xdebug being installed.");
                }
        }

        function main()
        {
                $files = $this->getFilenames();

                $this->log("Setting up coverage database for " . count($files) . " files");

                $props = new Properties();

                foreach ($files as $file)
                {
                        $fullname = $file['fullname'];
                        $filename = $file['key'];
                        
                        $props->setProperty($filename, serialize(array('fullname' => $fullname, 'coverage' => array())));
                }

                $dbfile = new PhingFile($this->database);

                $props->store($dbfile);

                $this->project->setProperty('coverage.database', $dbfile->getAbsolutePath());
        
                foreach ($files as $file)
                {
                        $fullname = $file['fullname'];
                        
                        xdebug_start_code_coverage(XDEBUG_CC_DEAD_CODE | XDEBUG_CC_UNUSED);
                        
                        Phing::__import($fullname, $this->classpath);
                        
                        $coverage = xdebug_get_code_coverage();
                        
                        xdebug_stop_code_coverage();
                        
                        CoverageMerger::merge($this->project, array($coverage));
                }
        }
}