✏️ Editing: PhpseclibTestCase.php

<?php
/**
 * @author    Andreas Fischer <bantu@phpbb.com>
 * @copyright 2013 Andreas Fischer
 * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
 */

abstract class PhpseclibTestCase extends PHPUnit\Framework\TestCase
{
    protected $tempFilesToUnlinkOnTearDown = array();

public function tearDown()
    {
        foreach ($this->tempFilesToUnlinkOnTearDown as $filename) {
            if (!file_exists($filename) || unlink($filename)) {
                unset($this->tempFilesToUnlinkOnTearDown[$filename]);
            }
        }
        parent::tearDown();
    }

/**
     * Creates a temporary file on the local filesystem and returns its path.
     * The $number_of_writes and $bytes_per_write parameters can be used to
     * write $number_of_writes * $bytes_per_write times the character 'a' to the
     * temporary file. All files created using this method will be deleted from
     * the filesystem on tearDown(), i.e. after each test method was run.
     *
     * @param int $number_of_writes
     * @param int $bytes_per_write
     *
     * @return string
     */
    protected function createTempFile($number_of_writes = 0, $bytes_per_write = 0)
    {
        $filename = tempnam(sys_get_temp_dir(), 'phpseclib-test-');
        $this->assertTrue(file_exists($filename));
        $this->tempFilesToUnlinkOnTearDown[] = $filename;
        if ($number_of_writes > 0 && $bytes_per_write > 0) {
            $fp = fopen($filename, 'wb');
            for ($i = 0; $i < $number_of_writes; ++$i) {
                fwrite($fp, str_repeat('a', $bytes_per_write));
            }
            fclose($fp);
            $this->assertSame($number_of_writes * $bytes_per_write, filesize($filename));
        }
        return $filename;
    }

/**
     * @param string $constant
     * @param mixed $expected
     *
     * @return null
     */
    protected static function ensureConstant($constant, $expected)
    {
        if (defined($constant)) {
            $value = constant($constant);

if ($value !== $expected) {
                if (extension_loaded('runkit')) {
                    if (!runkit_constant_redefine($constant, $expected)) {
                        self::markTestSkipped(sprintf(
                            "Failed to redefine constant %s to %s",
                            $constant,
                            $expected
                        ));
                    }
                } else {
                    self::markTestSkipped(sprintf(
                        "Skipping test because constant %s is %s instead of %s",
                        $constant,
                        $value,
                        $expected
                    ));
                }
            }
        } else {
            define($constant, $expected);
        }
    }

/**
     * @param string $filename Filename relative to library directory.
     *
     * @return null
     */
    protected static function reRequireFile($filename)
    {
        if (extension_loaded('runkit')) {
            $result = runkit_import(
                sprintf('%s/../phpseclib/%s', __DIR__, $filename),
                RUNKIT_IMPORT_FUNCTIONS |
                RUNKIT_IMPORT_CLASS_METHODS |
                RUNKIT_IMPORT_OVERRIDE
            );

if (!$result) {
                self::markTestSkipped("Failed to reimport file $filename");
            }
        }
    }
}

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