function run($db, $type)
{
$test = new \Test();
// clear existing data
\AuthorModel::setdown();
\TagModel::setdown();
\NewsModel::setdown();
\ProfileModel::setdown();
// setup models
\AuthorModel::setup();
\TagModel::setup();
\NewsModel::setup();
\ProfileModel::setup();
// setup Author
///////////////////////////////////
$author_id = array();
$author = new \AuthorModel();
$ac = $author::resolveConfiguration();
$author_pk = is_int(strpos($type, 'sql')) ? $ac['primary'] : '_id';
$author->name = 'Johnny English';
$author->save();
$author_id[] = $author->_id;
$author->reset();
$author->name = 'Ridley Scott';
$author->save();
$author_id[] = $author->_id;
$author->reset();
$author->name = 'James T. Kirk';
$author->save();
$author_id[] = $author->_id;
$author->reset();
$allauthors = $author->find()->castAll();
$allauthors = $this->getResult($allauthors);
$test->expect(json_encode($allauthors) == '[{"name":"Johnny English"},{"name":"Ridley Scott"},{"name":"James T. Kirk"}]', $type . ': all AuthorModel items created');
// setup Tags
///////////////////////////////////
$tag_id = array();
$tag = new \TagModel();
$tc = $tag::resolveConfiguration();
$tag_pk = is_int(strpos($type, 'sql')) ? $tc['primary'] : '_id';
$tag->title = 'Web Design';
$tag->save();
$tag_id[] = $tag->_id;
$tag->reset();
$tag->title = 'Responsive';
$tag->save();
$tag_id[] = $tag->_id;
$tag->reset();
$tag->title = 'Usability';
$tag->save();
$tag_id[] = $tag->_id;
$tag->reset();
$allTags = $this->getResult($tag->find());
$test->expect(json_encode($allTags) == '[{"title":"Web Design"},{"title":"Responsive"},{"title":"Usability"}]', $type . ': all TagModel items created');
// setup News
///////////////////////////////////
$news_id = array();
$news = new \NewsModel();
$nc = $news::resolveConfiguration();
$news_pk = is_int(strpos($type, 'sql')) ? $nc['primary'] : '_id';
$news->title = 'Responsive Images';
$news->text = 'Lorem Ipsun';
$news->save();
$news_id[] = $news->_id;
$news->reset();
$news->title = 'CSS3 Showcase';
$news->text = 'News Text 2';
$news->save();
$news_id[] = $news->_id;
$news->reset();
$news->title = 'Touchable Interfaces';
$news->text = 'Lorem Foo';
$news->save();
$news_id[] = $news->_id;
$news->reset();
$allnews = $this->getResult($news->find(null, array('order' => 'title')));
$test->expect(count($allnews) == 3 && $allnews[0]['title'] == 'CSS3 Showcase' && $allnews[1]['title'] == 'Responsive Images' && $allnews[2]['title'] == 'Touchable Interfaces', $type . ': all NewsModel items created');
// belongs-to author relation
///////////////////////////////////
$author->load();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$news->author = $author;
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$test->expect($news->author->name == 'Johnny English', $type . ': belongs-to-one: author relation created');
$news->author = NULL;
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$test->expect(empty($news->author), $type . ': belongs-to-one: author relation released');
$news->author = $author->_id;
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$test->expect($news->author->name == 'Johnny English', $type . ': belongs-to-one: relation created by raw id');
// belongs-to-many tag relation
///////////////////////////////////
$tag1 = new \TagModel();
$tag1->load(array($tag_pk . ' = ?', $tag_id[0]));
$tag2 = new \TagModel();
$tag2->load(array($tag_pk . ' = ?', $tag_id[1]));
$news->tags = array($tag1, $tag2);
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$test->expect($news->tags[0]->title == 'Web Design' && $news->tags[1]->title == 'Responsive', $type . ': belongs-to-many: relations created with array of mapper objects');
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[1]));
$news->tags = array($tag_id[1], $tag_id[2]);
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[1]));
$test->expect(count($news->tags) == 2 && $news->tags[0]->title == 'Responsive' && $news->tags[1]->title == 'Usability', $type . ': belongs-to-many: relations created with array of IDs');
$news->tags = null;
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[1]));
$test->expect(empty($news->tags), $type . ': belongs-to-many: relations released');
$tag->reset();
$news->load(array($news_pk . ' = ?', $news_id[1]));
$news->tags = $tag->load(array($tag_pk . ' != ?', $tag_id[0]));
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[1]));
$test->expect($news->tags[0]->title == 'Responsive' && $news->tags[1]->title == 'Usability', $type . ': belongs-to-many: relations created with hydrated mapper');
$news->reset();
$tag->reset();
$news->load(array($news_pk . ' = ?', $news_id[2]));
$news->tags = $tag_id[0] . ';' . $tag_id[2];
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[2]));
$test->expect($news->tags[0]->title == 'Web Design' && $news->tags[1]->title == 'Usability', $type . ': belongs-to-many: relations created with split-able string');
$test->expect(is_object($news->tags) && $news->tags instanceof \DB\CortexCollection, $type . ': belongs-to-many: result is collection');
// has-one relation
///////////////////////////////////
$profile = new ProfileModel();
$pc = $profile::resolveConfiguration();
$profile_pk = is_int(strpos($type, 'sql')) ? $pc['primary'] : '_id';
$profile->message = 'Hello World';
$profile->author = $author->load(array($author_pk . ' = ?', $author_id[0]));
$profile->save();
$profile_id = $profile->_id;
$profile->reset();
$author->reset();
$author->load(array($author_pk . ' = ?', $author_id[0]));
$profile->load(array($profile_pk . ' = ?', $profile_id));
$test->expect($author->profile->message == 'Hello World' && $profile->author->name == "Johnny English", $type . ': has-one: relation assigned');
$profile->reset();
$profile->message = 'I\'m feeling lucky';
$profile->image = 'lolcat.jpg';
$author->reset();
$author->load(array($author_pk . ' = ?', $author_id[1]));
$author->profile = $profile;
$author->save();
$profile->reset();
$author->reset();
$author->load(array($author_pk . ' = ?', $author_id[1]));
$test->expect($author->profile->message == 'I\'m feeling lucky', $type . ': has-one: inverse relation');
// has-many relation
///////////////////////////////////
$author->load(array($author_pk . ' = ?', $author_id[0]));
$result = $this->getResult($author->news);
$test->expect($result[0]['title'] == "Responsive Images" && $result[0]['tags'][0]['title'] == 'Web Design' && $result[0]['tags'][1]['title'] == 'Responsive', $type . ': has-many inverse relation');
// many to many relation
///////////////////////////////////
$news->load(array($news_pk . ' = ?', $news_id[0]));
$news->tags2 = array($tag_id[0], $tag_id[1]);
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$test->expect($news->tags2[0]['title'] == 'Web Design' && $news->tags2[1]['title'] == 'Responsive', $type . ': many-to-many relation created');
$test->expect(is_object($news->tags2) && $news->tags2 instanceof \DB\CortexCollection, $type . ': many-to-many: result is collection');
$tag3 = $tag->load(array($tag_pk . ' = ?', $tag_id[2]));
$news->tags2[] = $tag3;
$news->save();
$a = count($news->tags2);
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$test->expect(count($news->tags2) == 3 && $a == 3, $type . ': many-to-many relation added implicitly');
$news->load(array($news_pk . ' = ?', $news_id[0]));
$news->tags2 = NULL;
$news->save();
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[0]));
$test->expect(is_null($news->tags2), $type . ': many-to-many relation released');
$news->reset();
$news->title = 'Can it run Crysis?';
$news->text = 'XOXO';
$news->tags2 = array($tag_id[0]);
$news->save();
$news_id[] = $news->_id;
$news->reset();
$news->load(array($news_pk . ' = ?', $news_id[3]));
$a = count($news->tags2);
$tag1 = $tag->find(array($tag_pk . ' = ?', $tag_id[0]));
$b = count($tag1[0]->news);
$c = $tag1[0]->news[0]->title == 'Can it run Crysis?';
$news->erase();
$tag1 = $tag->find(array($tag_pk . ' = ?', $tag_id[0]));
$d = count($tag1[0]->news);
$test->expect($a == 1 && $b == 1 && $c && $d == 0, $type . ': many-to-many relation cleaned by erase cascade');
$news->load(array($news_pk . ' = ?', $news_id[0]));
$all = $news->find();
$test->expect($all[1]->tags2 === NULL && $all[2]->author === NULL, $type . ': empty relations are NULL');
$arr = $news->cast();
$test->expect(is_array($arr['tags']), $type . ': collection becomes array in casted model');
if ($type == 'mongo') {
$test->expect(is_string($arr['_id']), $type . ': id becomes string in casted model');
}
///////////////////////////////////
return $test->results();
}