tests/Utils/MiscTest.php


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<?php

namespace PhpMyAdmin\SqlParser\Tests\Utils;

use PhpMyAdmin\SqlParser\Parser;
use PhpMyAdmin\SqlParser\Tests\TestCase;
use PhpMyAdmin\SqlParser\Utils\Misc;

class MiscTest extends TestCase
{
    /**
     * @dataProvider getAliasesProvider
     *
     * @param mixed $query
     * @param mixed $db
     */
    public function testGetAliases($query, $db, array $expected)
    {
        $parser = new Parser($query);
        $statement = empty($parser->statements[0]) ?
            null : $parser->statements[0];
        $this->assertEquals($expected, Misc::getAliases($statement, $db));
    }

    public function getAliasesProvider()
    {
        return array(
            array(
                'select * from (select 1) tbl',
                'mydb',
                array(),
            ),
            array(
                'select i.name as `n`,abcdef gh from qwerty i',
                'mydb',
                array(
                    'mydb' => array(
                        'alias' => null,
                        'tables' => array(
                            'qwerty' => array(
                                'alias' => 'i',
                                'columns' => array(
                                    'name' => 'n',
                                    'abcdef' => 'gh',
                                ),
                            ),
                        ),
                    ),
                ),
            ),
            array(
                'select film_id id,title from film',
                'sakila',
                array(
                    'sakila' => array(
                        'alias' => null,
                        'tables' => array(
                            'film' => array(
                                'alias' => null,
                                'columns' => array(
                                    'film_id' => 'id',
                                ),
                            ),
                        ),
                    ),
                ),
            ),
            array(
                'select `sakila`.`A`.`actor_id` as aid,`F`.`film_id` `fid`,'
                . 'last_update updated from `sakila`.actor A join `film_actor` as '
                . '`F` on F.actor_id = A.`actor_id`',
                'sakila',
                array(
                    'sakila' => array(
                        'alias' => null,
                        'tables' => array(
                            'film_actor' => array(
                                'alias' => 'F',
                                'columns' => array(
                                    'film_id' => 'fid',
                                    'last_update' => 'updated',
                                ),
                            ),
                            'actor' => array(
                                'alias' => 'A',
                                'columns' => array(
                                    'actor_id' => 'aid',
                                    'last_update' => 'updated',
                                ),
                            ),
                        ),
                    ),
                ),
            ),
            array(
                'SELECT film_id FROM (SELECT * FROM film) as f;',
                'sakila',
                array(),
            ),
            array(
                '',
                null,
                array(),
            ),
            array(
                'SELECT 1',
                null,
                array(),
            ),
            array(
                'SELECT * FROM orders AS ord WHERE 1',
                'db',
                array(
                    'db' => array(
                        'alias' => null,
                        'tables' => array(
                            'orders' => array(
                                'alias' => 'ord',
                                'columns' => array(),
                            ),
                        ),
                    ),
                ),
            ),
        );
    }
}