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<?php declare(strict_types=1);
/*
* This file is part of phpunit/php-code-coverage.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\CodeCoverage\Driver;
use const XDEBUG_CC_BRANCH_CHECK;
use const XDEBUG_CC_DEAD_CODE;
use const XDEBUG_CC_UNUSED;
use const XDEBUG_FILTER_CODE_COVERAGE;
use const XDEBUG_PATH_INCLUDE;
use const XDEBUG_PATH_WHITELIST;
use function defined;
use function extension_loaded;
use function ini_get;
use function phpversion;
use function sprintf;
use function version_compare;
use function xdebug_get_code_coverage;
use function xdebug_set_filter;
use function xdebug_start_code_coverage;
use function xdebug_stop_code_coverage;
use SebastianBergmann\CodeCoverage\Filter;
use SebastianBergmann\CodeCoverage\RawCodeCoverageData;
/**
* @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
*/
final class Xdebug2Driver extends Driver
{
/**
* @var bool
*/
private $pathCoverageIsMixedCoverage;
/**
* @throws WrongXdebugVersionException
* @throws Xdebug2NotEnabledException
* @throws XdebugNotAvailableException
*/
public function __construct(Filter $filter)
{
if (!extension_loaded('xdebug')) {
throw new XdebugNotAvailableException;
}
if (version_compare(phpversion('xdebug'), '3', '>=')) {
throw new WrongXdebugVersionException(
sprintf(
'This driver requires Xdebug 2 but version %s is loaded',
phpversion('xdebug')
)
);
}
if (!ini_get('xdebug.coverage_enable')) {
throw new Xdebug2NotEnabledException;
}
if (!$filter->isEmpty()) {
if (defined('XDEBUG_PATH_WHITELIST')) {
$listType = XDEBUG_PATH_WHITELIST;
} else {
$listType = XDEBUG_PATH_INCLUDE;
}
xdebug_set_filter(
XDEBUG_FILTER_CODE_COVERAGE,
$listType,
$filter->files()
);
}
$this->pathCoverageIsMixedCoverage = version_compare(phpversion('xdebug'), '2.9.6', '<');
}
public function canCollectBranchAndPathCoverage(): bool
{
return true;
}
public function canDetectDeadCode(): bool
{
return true;
}
public function start(): void
{
$flags = XDEBUG_CC_UNUSED;
if ($this->detectsDeadCode() || $this->collectsBranchAndPathCoverage()) {
$flags |= XDEBUG_CC_DEAD_CODE;
}
if ($this->collectsBranchAndPathCoverage()) {
$flags |= XDEBUG_CC_BRANCH_CHECK;
}
xdebug_start_code_coverage($flags);
}
public function stop(): RawCodeCoverageData
{
$data = xdebug_get_code_coverage();
xdebug_stop_code_coverage();
if ($this->collectsBranchAndPathCoverage()) {
if ($this->pathCoverageIsMixedCoverage) {
return RawCodeCoverageData::fromXdebugWithMixedCoverage($data);
}
return RawCodeCoverageData::fromXdebugWithPathCoverage($data);
}
return RawCodeCoverageData::fromXdebugWithoutPathCoverage($data);
}
public function nameAndVersion(): string
{
return 'Xdebug ' . phpversion('xdebug');
}
}
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