/*

 * Copyright (c) 2018, 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.

 */

/*

 * @test

 * @summary Unit tests for Raw String Literal language changes

 * @compile --enable-preview -source 12 -encoding utf8 RawStringLiteralLang.java

 * @run main/othervm --enable-preview RawStringLiteralLang

 */

public class RawStringLiteralLang {

    public static void main(String... args) {

        test1();

        test2();

    }

    /*

     * Test raw string functionality.

     */

    static void test1() {

        EQ(`abc`, "abc");

        EQ(`can't`, "can\'t");

        EQ(``can`t``, "can`t");

        EQ(`can\\'t`, "can\\\\'t");

        EQ(``can\\`t``, "can\\\\`t");

        EQ(`\t`, "\\t");

        EQ(`•`, "\u2022");

        LENGTH("abc``def", 8);

        EQ("abc`\u0020`def", "abc` `def");

    }

    /*

     * Test multi-line string functionality.

     */

    static void test2() {

        EQ(`abc

def

ghi`, "abc\ndef\nghi");

        EQ(`abc

def

ghi

`, "abc\ndef\nghi\n");

        EQ(`

abc

def

ghi`, "\nabc\ndef\nghi");

        EQ(`

abc

def

ghi

`, "\nabc\ndef\nghi\n");

    }

    /*

     * Raise an exception if the string is not the expected length.

     */

    static void LENGTH(String rawString, int length) {

        if (rawString == null || rawString.length() != length) {

            System.err.println("Failed LENGTH");

            System.err.println(rawString + " " + length);

            throw new RuntimeException("Failed LENGTH");

        }

    }

    /*

     * Raise an exception if the two input strings are not equal.

     */

    static void EQ(String input, String expected) {

        if (input == null || expected == null || !expected.equals(input)) {

            System.err.println("Failed EQ");

            System.err.println();

            System.err.println("Input:");

            System.err.println(input.replaceAll(" ", "."));

            System.err.println();

            System.err.println("Expected:");

            System.err.println(expected.replaceAll(" ", "."));

            throw new RuntimeException();

        }

    }

}