org\bovigo\vfs\vfsStreamUmaskTestCase::createDirectoryUsingStreamWithExplicit0 PHP Method

    public function createDirectoryUsingStreamWithExplicit0()
    {
        $root = vfsStream::setup();
        vfsStream::umask(022);
        mkdir(vfsStream::url('root/newdir'), null);
        $this->assertEquals(00, $root->getChild('newdir')->getPermissions());
    }