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<?php
Prado::using('System.Data.*');
Prado::using('System.Data.Common.Mssql.TMssqlCommandBuilder');
/**
* @package System.Data.DbCommon
*/
class CommandBuilderMssqlTest extends PHPUnit_Framework_TestCase
{
protected static $sql = array(
'simple' => 'SELECT username, age FROM accounts',
'multiple' => 'select a.username, b.name from accounts a, table1 b where a.age = b.id1',
'ordering' => 'select a.username, b.name, a.age from accounts a, table1 b where a.age = b.id1 order by age DESC, name',
'index' => 'select a.username, b.name, a.age from accounts a, table1 b where a.age = b.id1 ORDER BY 1 DESC, 2 ASC',
//'compute' => 'SELECT username, age FROM accounts order by age compute avg(age)',
);
function test_limit()
{
$builder = new TMssqlCommandBuilder();
$sql = $builder->applyLimitOffset(self::$sql['simple'], 3);
$expect = 'SELECT TOP 3 username, age FROM accounts';
$this->assertEquals($expect, $sql);
$sql = $builder->applyLimitOffset(self::$sql['simple'], 3, 2);
$expect = 'SELECT * FROM (SELECT TOP 3 * FROM (SELECT TOP 5 username, age FROM accounts) as [__inner top table__] ) as [__outer top table__] ';
$this->assertEquals($expect, $sql);
$sql = $builder->applyLimitOffset(self::$sql['multiple'], 3, 2);
$expect = 'SELECT * FROM (SELECT TOP 3 * FROM (SELECT TOP 5 a.username, b.name from accounts a, table1 b where a.age = b.id1) as [__inner top table__] ) as [__outer top table__] ';
$this->assertEquals($sql, $expect);
$sql = $builder->applyLimitOffset(self::$sql['ordering'], 3, 2);
$expect = 'SELECT * FROM (SELECT TOP 3 * FROM (SELECT TOP 5 a.username, b.name, a.age from accounts a, table1 b where a.age = b.id1 order by age DESC, name) as [__inner top table__] ORDER BY age ASC, name DESC) as [__outer top table__] ORDER BY age DESC, name ASC';
$this->assertEquals($sql, $expect);
$sql = $builder->applyLimitOffset(self::$sql['index'], 3, 2);
$expect = 'SELECT * FROM (SELECT TOP 3 * FROM (SELECT TOP 5 a.username, b.name, a.age from accounts a, table1 b where a.age = b.id1 ORDER BY 1 DESC, 2 ASC) as [__inner top table__] ORDER BY 1 ASC, 2 DESC) as [__outer top table__] ORDER BY 1 DESC, 2 ASC';
$this->assertEquals($expect, $sql);
// $sql = $builder->applyLimitOffset(self::$sql['compute'], 3, 2);
// var_dump($sql);
}
}
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