public function action_document()
{
$this->out('Driver Version: ' . Mongo::VERSION);
$this->test('INSERT Document WITHOUT _id');
$data = array('name' => 'mongo', 'counter' => 10, 'set' => array('foo', 'bar', 'baz'), 'simplenested' => array('foo' => 'bar'), 'doublenested' => array('foo' => array('bar' => 'baz')));
$this->out('BEFORE', $data);
$doc = new Model_Document();
$doc->load_values($data);
$doc->save();
$this->assert('document loaded after save', $doc->loaded() === TRUE);
$this->out('AFTER', $doc->as_array());
$this->assert('_id exists', $doc->id);
$this->test('RETRIEVE DOCUMENT BY _id');
$id = $doc->id;
$doc = new Model_Document($id);
$doc->load();
$this->assert('document found', $doc->loaded() && $doc->name == 'mongo');
$this->test('UPDATE Document');
$doc->size = 'huge';
$doc->save()->load();
$this->assert('update saved', $doc->size == 'huge');
$this->test('INCREMENT COUNTER');
$old = $doc->counter;
$doc->inc('counter')->save()->load();
$this->assert('counter incremented', $old + 1 === $doc->counter);
$this->test('UPSERT NON-EXISTING DOCUMENT');
$doc = new Model_Document();
$doc->name = 'Bugs Bunny';
$doc->push('friends', 'Daffy Duck');
$doc->upsert();
$doc->load();
$this->assert('document inserted on upsert', !empty($doc->id));
$this->test('UPSERT EXISTING DOCUMENT');
$doc = new Model_Document();
$doc->name = 'Bugs Bunny';
$doc->push('friends', 'Elmer Fudd');
$doc->upsert();
$doc->load();
$this->assert('document updated on upsert', $doc->friends === array('Daffy Duck', 'Elmer Fudd'));
$this->test('DELETE Document');
$doc->delete();
$doc->load(array('name' => 'Bugs Bunny'));
$this->assert('document deleted', empty($doc->id));
$this->test('INSERT Document WITH _id');
$data = array('name' => 'mongo', 'counter' => 10, 'set' => array('foo', 'bar', 'baz'));
$doc = new Model_Document();
$doc->id = 'test_doc';
$doc->load_values($data)->save();
$doc = new Model_Document('test_doc');
$doc->load();
$this->assert('document found', $doc->loaded());
}