public function testInfo()
{
$tbls = array('test1', 'test2', 'test3');
$q = new SelectQuery($tbls);
$this->assertEquals(var_export($tbls, true), var_export($q->showTables(), true));
$condition = new Condition('=', new Field('id'), 1);
$q->setWhere($condition);
$this->assertEquals(var_export($condition, true), var_export($q->showConditions(), true));
}