castPdo example

use VarDumperTestTrait;

    /** * @requires extension pdo_sqlite */
    public function testCastPdo()
    {
        $pdo = new \PDO('sqlite::memory:');
        $pdo->setAttribute(\PDO::ATTR_STATEMENT_CLASS, ['PDOStatement', [$pdo]]);
        $pdo->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);

        $cast = PdoCaster::castPdo($pdo, [], new Stub(), false);

        $this->assertInstanceOf(EnumStub::class, $cast["\0~\0attributes"]);

        $attr = $cast["\0~\0attributes"] = $cast["\0~\0attributes"]->value;
        $this->assertInstanceOf(ConstStub::class, $attr['CASE']);
        $this->assertSame('NATURAL', $attr['CASE']->class);
        $this->assertSame('BOTH', $attr['DEFAULT_FETCH_MODE']->class);

        $xDump = <<<'EODUMP' array:2 [ "\x00~\x00inTransaction" => false "\x00~\x00attributes" => array:9 [ "CASE" => NATURAL "ERRMODE" => EXCEPTION "PERSISTENT" => false "DRIVER_NAME" => "sqlite" "ORACLE_NULLS" => NATURAL "CLIENT_VERSION" => "%s" "SERVER_VERSION" => "%s" "STATEMENT_CLASS" => array:%d [ 0 => "PDOStatement"%A ] "DEFAULT_FETCH_MODE" => BOTH ] ]