public function testUnion1()
{
$parser = new PHPSQLParser();
$sql = 'SELECT colA From test a
union
SELECT colB from test
as b';
$p = $parser->parse($sql, true);
Analog::log(serialize($p));
$expected = getExpectedValue(dirname(__FILE__), 'union1.serialized');
$this->assertEquals($expected, $p, 'simple union');
}