98 lines
3.0 KiB
PHP
98 lines
3.0 KiB
PHP
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<?php
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/**
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* @package SimpleTest
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* @subpackage Extensions
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*/
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/**
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* @package SimpleTest
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* @subpackage Extensions
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*/
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class CoverageCalculator {
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function coverageByFileVariables($file, $coverage) {
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$hnd = fopen($file, 'r');
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if ($hnd == null) {
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throw new Exception("File $file is missing");
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}
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$lines = array();
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for ($i = 1; !feof($hnd); $i++) {
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$line = fgets($hnd);
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$lineCoverage = $this->lineCoverageCodeToStyleClass($coverage, $i);
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$lines[$i] = array('lineCoverage' => $lineCoverage, 'code' => $line);
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}
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fclose($hnd);
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$var = compact('file', 'lines', 'coverage');
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return $var;
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}
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function lineCoverageCodeToStyleClass($coverage, $line) {
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if (!array_key_exists($line, $coverage)) {
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return "comment";
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}
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$code = $coverage[$line];
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if (empty($code)) {
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return "comment";
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}
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switch ($code) {
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case -1:
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return "missed";
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case -2:
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return "dead";
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}
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return "covered";
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}
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function totalLoc($total, $coverage) {
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return $total + sizeof($coverage);
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}
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function lineCoverage($total, $line) {
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# NOTE: counting dead code as covered, as it's almost always an executable line
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# strange artifact of xdebug or underlying system
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return $total + ($line > 0 || $line == -2 ? 1 : 0);
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}
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function totalCoverage($total, $coverage) {
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return $total + array_reduce($coverage, array(&$this, "lineCoverage"));
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}
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static function reportFilename($filename) {
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return preg_replace('|[/\\\\]|', '_', $filename) . '.html';
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}
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function percentCoverageByFile($coverage, $file, &$results) {
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$byFileReport = self::reportFilename($file);
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$loc = sizeof($coverage);
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if ($loc == 0)
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return 0;
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$lineCoverage = array_reduce($coverage, array(&$this, "lineCoverage"));
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$percentage = 100 * ($lineCoverage / $loc);
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$results[0][$file] = array('byFileReport' => $byFileReport, 'percentage' => $percentage);
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}
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function variables($coverage, $untouched) {
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$coverageByFile = array();
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array_walk($coverage, array(&$this, "percentCoverageByFile"), array(&$coverageByFile));
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$totalLoc = array_reduce($coverage, array(&$this, "totalLoc"));
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if ($totalLoc > 0) {
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$totalLinesOfCoverage = array_reduce($coverage, array(&$this, "totalCoverage"));
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$totalPercentCoverage = 100 * ($totalLinesOfCoverage / $totalLoc);
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}
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$untouchedPercentageDenominator = sizeof($coverage) + sizeof($untouched);
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if ($untouchedPercentageDenominator > 0) {
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$filesTouchedPercentage = 100 * sizeof($coverage) / $untouchedPercentageDenominator;
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}
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$var = compact('coverageByFile', 'totalPercentCoverage', 'totalLoc', 'totalLinesOfCoverage', 'filesTouchedPercentage');
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$var['untouched'] = $untouched;
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return $var;
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}
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}
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?>
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