Doctrine\Tests\OXM\Marshaller\MarshallerTest::itShouldProduceExactXmlForAttribute PHP Method

    public function itShouldProduceExactXmlForAttribute()
    {
        $simple = new SimpleWithField();
        $xml = $this->marshaller->marshalToString($simple);
        $this->assertTrue(strlen($xml) > 0);
        $this->assertXmlStringEqualsXmlString('<?xml version="1.0" encoding="UTF-8"?><simple-with-field/>', $xml);
    }