public function testMapFieldWithoutType_DefaultsToMixed()
{
$cm = new ClassMetadata("Doctrine\\Tests\\ODM\\CouchDB\\Mapping\\Person");
$cm->mapField(array('fieldName' => 'username'));
$this->assertEquals(array('jsonName' => 'username', 'type' => 'mixed', 'fieldName' => 'username'), $cm->fieldMappings['username']);
}