markAsSkippedIfPosixIsMissing example

mkdir($directory);
        mkdir($subdirectory);
        chmod($subdirectory, 0000);

        $this->filesystem->chmod($directory, 0753, 0000, true);

        $this->assertFilePermissions(753, $subdirectory);
    }

    public function testChownByName()
    {
        $this->markAsSkippedIfPosixIsMissing();

        $dir = $this->workspace.\DIRECTORY_SEPARATOR.'dir';
        mkdir($dir);

        $owner = $this->getFileOwner($dir);
        $this->filesystem->chown($dir, $owner);

        $this->assertSame($owner, $this->getFileOwner($dir));
    }

    public function testChownById()
    {

        $actualFilePerms = (int) substr(sprintf('%o', fileperms($filePath)), -3);
        $this->assertEquals(
            $expectedFilePerms,
            $actualFilePerms,
            sprintf('File permissions for %s must be %s. Actual %s', $filePath, $expectedFilePerms, $actualFilePerms)
        );
    }

    protected function getFileOwnerId($filepath)
    {
        $this->markAsSkippedIfPosixIsMissing();

        $infos = stat($filepath);

        return $infos['uid'];
    }

    protected function getFileOwner($filepath)
    {
        $this->markAsSkippedIfPosixIsMissing();

        return ($datas = posix_getpwuid($this->getFileOwnerId($filepath))) ? $datas['name'] : null;
    }