<?php

namespace Test\EasyRdf\Literal;

use EasyRdf\Literal\Decimal;
use Test\TestCase;

/*
 * EasyRdf
 *
 * LICENSE
 *
 * Copyright (c) 2011-2014 Nicholas J Humfrey.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. The name of the author 'Nicholas J Humfrey" may be used to endorse or
 *    promote products derived from this software without specific prior
 *    written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @copyright  Copyright (c) 2021 Konrad Abicht <hi@inspirito.de>
 * @copyright  Copyright (c) 2009-2014 Nicholas J Humfrey
 * @license    https://www.opensource.org/licenses/bsd-license.php
 */

class DecimalTest extends TestCase
{
    public function testConstruct15()
    {
        $literal = new Decimal(1.5);
        $this->assertEquals('string', \gettype($literal->getValue()));
        $this->assertSame('1.5', $literal->getValue());
        $this->assertStringEquals('', $literal->getLang());
        $this->assertSame('xsd:decimal', $literal->getDatatype());
    }

    public function testConstruct15BadLocale()
    {
        $current_locale = setlocale(\LC_NUMERIC, 0);

        setlocale(\LC_NUMERIC, 'ru_RU');

        try {
            $literal = new Decimal(1.5);
            $this->assertEquals('string', \gettype($literal->getValue()));
            $this->assertSame('1.5', $literal->getValue());
            $this->assertStringEquals('', $literal->getLang());
            $this->assertSame('xsd:decimal', $literal->getDatatype());

            setlocale(\LC_NUMERIC, $current_locale);
        } catch (\Exception $e) {
            setlocale(\LC_NUMERIC, $current_locale);
            throw $e;
        }
    }

    public function testConstructString100()
    {
        $literal = new Decimal('100.00');
        $this->assertEquals('string', \gettype($literal->getValue()));
        $this->assertSame('100.0', $literal->getValue());
        $this->assertStringEquals('', $literal->getLang());
        $this->assertSame('xsd:decimal', $literal->getDatatype());
    }

    public function testValidStrings()
    {
        $valid_strings = [
            // examples taken from http://www.w3.org/TR/xmlschema-2/#decimal
            '-1.23', '12678967.543233', '+100000.00', '210',
            // examples taken from http://www.schemacentral.com/sc/xsd/t-xsd_decimal.html
            '3.0', '-3.0', '+3.5', '3', '.3', '3.', '0', '-.3', '0003.', '3.000',
        ];
        foreach ($valid_strings as $literal) {
            new Decimal($literal);
        }

        $this->assertTrue(true);
    }

    public function testCanonicalisation()
    {
        $pairs = [
            '-1.23' => '-1.23',
            '12678967.543233' => '12678967.543233',
            '+100000.00' => '100000.0',
            '210' => '210.0',
            '3.0' => '3.0',
            '-3.0' => '-3.0',
            '+3.5' => '3.5',
            '3' => '3.0',
            '.3' => '0.3',
            '3.' => '3.0',
            '0' => '0.0',
            '-.3' => '-0.3',
            '0003.' => '3.0',
            '3.000' => '3.0',
        ];

        foreach ($pairs as $lexical => $canonical) {
            $this->assertSame($canonical, Decimal::canonicalise($lexical));
        }
    }
}
