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<?php
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/**
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* $Id: CoverageMerger.php 426 2008-10-28 19:29:49Z mrook $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information please see
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* <http://phing.info>.
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*/
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require_once 'phing/system/util/Properties.php';
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/**
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* Saves coverage output of the test to a specified database
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*
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* @author Michiel Rook <michiel.rook@gmail.com>
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* @version $Id: CoverageMerger.php 426 2008-10-28 19:29:49Z mrook $
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* @package phing.tasks.ext.coverage
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* @since 2.1.0
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*/
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class CoverageMerger
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{
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private static function mergeCodeCoverage($left, $right)
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{
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$coverageMerged = array();
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reset($left);
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reset($right);
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while (current($left) && current($right))
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{
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$linenr_left = key($left);
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$linenr_right = key($right);
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if ($linenr_left < $linenr_right)
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{
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$coverageMerged[$linenr_left] = current($left);
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next($left);
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}
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else
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if ($linenr_right < $linenr_left)
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{
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$coverageMerged[$linenr_right] = current($right);
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next($right);
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}
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else
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{
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if (current($left) < 0)
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{
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$coverageMerged[$linenr_right] = current($right);
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}
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else
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if (current($right) < 0)
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{
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$coverageMerged[$linenr_right] = current($left);
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}
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else
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{
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$coverageMerged[$linenr_right] = current($left) + current($right);
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}
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next($left);
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next($right);
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}
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}
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while (current($left))
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{
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$coverageMerged[key($left)] = current($left);
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next($left);
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}
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while (current($right))
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{
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$coverageMerged[key($right)] = current($right);
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next($right);
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}
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return $coverageMerged;
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}
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static function merge($project, $codeCoverageInformation)
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{
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$database = new PhingFile($project->getProperty('coverage.database'));
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$props = new Properties();
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$props->load($database);
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$coverageTotal = $codeCoverageInformation;
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foreach ($coverageTotal as $coverage)
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{
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foreach ($coverage as $filename => $coverageFile)
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{
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$filename = strtolower($filename);
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if ($props->getProperty($filename) != null)
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{
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$file = unserialize($props->getProperty($filename));
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$left = $file['coverage'];
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$right = $coverageFile;
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if (!is_array($right)) {
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$right = array_shift(PHPUnit_Util_CodeCoverage::bitStringToCodeCoverage(array($right), 1));
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}
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$coverageMerged = CoverageMerger::mergeCodeCoverage($left, $right);
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foreach ($coverageMerged as $key => $value)
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{
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if ($value == -2)
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{
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unset($coverageMerged[$key]);
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}
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}
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$file['coverage'] = $coverageMerged;
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$props->setProperty($filename, serialize($file));
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}
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}
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}
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$props->store($database);
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}
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}
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