pest/overrides/Report/PHP.php

<?php

/*
 * BSD 3-Clause License
 *
 * Copyright (c) 2001-2023, Sebastian Bergmann
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * 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 HOLDER 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.
 */

declare(strict_types=1);

/*
 * This file is part of PHPUnit.
 *
 * (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\Report;

use const PHP_EOL;

use SebastianBergmann\CodeCoverage\CodeCoverage;
use SebastianBergmann\CodeCoverage\Util\Filesystem;
use SebastianBergmann\CodeCoverage\WriteOperationFailedException;

use function dirname;
use function serialize;
use function str_contains;

final class PHP
{
    public function process(CodeCoverage $coverage, ?string $target = null): string
    {
        $coverage->clearCache();

        $buffer = "<?php return \unserialize(<<<'END_OF_COVERAGE_SERIALIZATION'".PHP_EOL.serialize($coverage).PHP_EOL.'END_OF_COVERAGE_SERIALIZATION'.PHP_EOL.');';

        if ($target !== null) {
            if (! str_contains($target, '://')) {
                Filesystem::createDirectory(dirname($target));
            }

            if (! is_writable(dirname($target))) {
                throw new WriteOperationFailedException($target);
            }

            $fp = @fopen($target, 'wb');
            if (! $fp) {
                throw new WriteOperationFailedException($target);
            }

            $chunkSize = 1024 * 1024 * 8;
            $offset = 0;
            $total = strlen($buffer);

            while ($offset < $total) {
                $written = @fwrite($fp, substr($buffer, $offset, $chunkSize));
                if ($written === false) {
                    fclose($fp);
                    throw new WriteOperationFailedException($target);
                }
                $offset += $written;
            }

            fclose($fp);
        }

        return $buffer;
    }
}