/*

 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * JDK-8023531: new RegExp('').toString() should return '/(?:)/'

 *

 * @test

 * @run

 */

if (new RegExp("").toString() !== "/(?:)/") {

    throw new Error();

} else if (!(new RegExp("").test(""))) {

    throw new Error();

}

if (new RegExp("", "g").toString() !== "/(?:)/g") {

    throw new Error();

} else if (!(new RegExp("", "g").test(""))) {

    throw new Error();

}

if (new RegExp("", "i").toString() !== "/(?:)/i") {

    throw new Error();

} else if (!(new RegExp("", "i").test(""))) {

    throw new Error();

}

if (new RegExp("", "m").toString() !== "/(?:)/m") {

    throw new Error();

} else if (!(new RegExp("", "m").test(""))) {

    throw new Error();

}

if (RegExp("").toString() !== "/(?:)/") {

    throw new Error();

} else if (!RegExp("").test("")) {

    throw new Error();

}

if (RegExp("", "g").toString() !== "/(?:)/g") {

    throw new Error();

} else if (!RegExp("", "g").test("")) {

    throw new Error();

}

if (RegExp("", "i").toString() !== "/(?:)/i") {

    throw new Error();

} else if (!RegExp("", "i").test("")) {

    throw new Error();

}

if (RegExp("", "m").toString() !== "/(?:)/m") {

    throw new Error();

} else if (!RegExp("", "m").test("")) {

    throw new Error();

}

var re = /abc/;

re.compile("");

if (re.toString() !== "/(?:)/") {

    throw new Error();

} else if (!re.test("")) {

    throw new Error();

}

re.compile("", "g");

if (re.toString() !== "/(?:)/g") {

    throw new Error();

} else if (!re.test("")) {

    throw new Error();

}

re.compile("", "i");

if (re.toString() !== "/(?:)/i") {

    throw new Error();

} else if (!re.test("")) {

    throw new Error();

}

re.compile("", "m");

if (re.toString() !== "/(?:)/m") {

    throw new Error();

} else if (!re.test("")) {

    throw new Error();

}