<?php

namespace Box\Spout\Common\Escaper;

/**
 * Class XLSXTest
 *
 * @package Box\Spout\Common\Escaper
 */
class XLSXTest extends \PHPUnit_Framework_TestCase
{
    /**
     * @return array
     */
    public function dataProviderForTestEscape()
    {
        return [
            ['test', 'test'],
            ['adam\'s "car"', 'adam&#039;s &quot;car&quot;'],
            [chr(0), '_x0000_'],
            ['_x0000_', '_x005F_x0000_'],
            [chr(21), '_x0015_'],
            ['control '.chr(21).' character', 'control _x0015_ character'],
            ['control\'s '.chr(21).' "character"', 'control&#039;s _x0015_ &quot;character&quot;'],
        ];
    }

    /**
     * @dataProvider dataProviderForTestEscape
     *
     * @param string $stringToEscape
     * @param string $expectedEscapedString
     * @return void
     */
    public function testEscape($stringToEscape, $expectedEscapedString)
    {
        /** @noinspection PhpUnnecessaryFullyQualifiedNameInspection */
        $escaper = \Box\Spout\Common\Escaper\XLSX::getInstance();
        $escapedString = $escaper->escape($stringToEscape);

        $this->assertEquals($expectedEscapedString, $escapedString, 'Incorrect escaped string');
    }

    /**
     * @return array
     */
    public function dataProviderForTestUnescape()
    {
        return [
            ['test', 'test'],
            ['adam&#039;s &quot;car&quot;', 'adam\'s "car"'],
            ['_x0000_', chr(0)],
            ['_x005F_x0000_', '_x0000_'],
            ['_x0015_', chr(21)],
            ['control _x0015_ character', 'control '.chr(21).' character'],
            ['control&#039;s _x0015_ &quot;character&quot;', 'control\'s '.chr(21).' "character"'],
        ];
    }

    /**
     * @dataProvider dataProviderForTestUnescape
     *
     * @param string $stringToUnescape
     * @param string $expectedUnescapedString
     * @return void
     */
    public function testUnescape($stringToUnescape, $expectedUnescapedString)
    {
        /** @noinspection PhpUnnecessaryFullyQualifiedNameInspection */
        $escaper = \Box\Spout\Common\Escaper\XLSX::getInstance();
        $unescapedString = $escaper->unescape($stringToUnescape);

        $this->assertEquals($expectedUnescapedString, $unescapedString, 'Incorrect escaped string');
    }
}