public function testSerializingUnorderedArray()
{
$xml = '<?xml version="1.0" encoding="UTF-8"?>
<methodCall>
<methodName>method</methodName>
<params>
<param>
<value>
<struct>
<member>
<name>-1</name>
<value><string>MINUS ONE</string></value>
</member>
<member>
<name>-2</name>
<value><string>MINUS TWO</string></value>
</member>
<member>
<name>1</name>
<value><string>ONE</string></value>
</member>
</struct>
</value>
</param>
</params>
</methodCall>';
$this->assertXmlStringEqualsXmlString($xml, $this->serializer->serialize('method', array(array(-1 => 'MINUS ONE', -2 => 'MINUS TWO', 1 => 'ONE'))));
}