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[yaffs-website] / vendor / gabordemooij / redbean / testing / RedUNIT / Base / Bean.php
diff --git a/vendor/gabordemooij/redbean/testing/RedUNIT/Base/Bean.php b/vendor/gabordemooij/redbean/testing/RedUNIT/Base/Bean.php
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+<?php
+namespace RedUNIT\Base;
+
+use RedUNIT\Base as Base;
+use RedBeanPHP\Facade as R;
+
+/**
+ * Bean
+ *
+ * One of the core test suites of RedBeanPHP, tests the
+ * bean interface and all basic bean functions, including
+ * deletion, updating, inserting, importing and more...
+ *
+ * @file    RedUNIT/Base/Bean.php
+ * @desc    Tests list manipulations of bean.
+ * @author  Gabor de Mooij and the RedBeanPHP Community
+ * @license New BSD/GPLv2
+ *
+ * (c) G.J.G.T. (Gabor) de Mooij and the RedBeanPHP Community.
+ * This source file is subject to the New BSD/GPLv2 License that is bundled
+ * with this source code in the file license.txt.
+ */
+class Bean extends Base
+{
+       /**
+        * Tests whether we can send results of a query to meta data
+        * when converting to bean.
+        */
+       public function testImportMeta()
+       {
+               R::nuke();
+               $book = R::dispense( array(
+                       '_type'  => 'book',
+                       'title'  => 'Bean Recipes',
+                       'author' => 'Meastro de la Bean'
+               ) );
+               $pages = R::dispenseAll( 'page*2' );
+               $book->ownPageList = reset( $pages );
+               R::store( $book );
+               $data = R::getRow('SELECT book.*,
+                                                                 COUNT(page.id) AS meta_count,
+                                                                 1234 AS meta_extra
+                                                  FROM book
+                                                  LEFT JOIN page ON page.book_id = book.id
+                                                  GROUP BY book.id
+                                                  ');
+               $bean = R::convertToBean( 'book', $data, 'meta_' );
+               asrt( isset( $bean->title ), TRUE );
+               asrt( isset( $bean->author ), TRUE );
+               asrt( isset( $bean->meta_count ), FALSE );
+               asrt( isset( $bean->meta_extra ), FALSE );
+               $data = $bean->getMeta( 'data.bundle' );
+               asrt( intval( $data['meta_count'] ), 2);
+               asrt( intval( $data['meta_extra'] ), 1234);
+               //now with multiple beans
+               $book = R::dispense( array(
+                       '_type'  => 'book',
+                       'title'  => 'Bean Adventures',
+                       'author' => 'Mr Adventure'
+               ) );
+               $pages = R::dispenseAll( 'page*3' );
+               $book->ownPageList = reset( $pages );
+               R::store( $book );
+               $data = R::getAll('SELECT book.*,
+                                                                 COUNT(page.id) AS meta_pages
+                                                  FROM book
+                                                  LEFT JOIN page ON page.book_id = book.id
+                                                  GROUP BY book.id
+                                                  ');
+               $books = R::convertToBeans( 'book', $data, 'meta_' );
+               $found = 0;
+               foreach( $books as $book ) {
+                       if ( $book->title == 'Bean Recipes' ) {
+                               $found++;
+                               asrt( isset( $book->title ), TRUE );
+                               asrt( isset( $book->author ), TRUE );
+                               asrt( isset( $book->meta_count ), FALSE );
+                               asrt( isset( $book->meta_extra ), FALSE );
+                               $data = $book->getMeta( 'data.bundle' );
+                               asrt( intval( $data['meta_pages'] ), 2);
+                       }
+                       if ( $book->title == 'Bean Adventures' ) {
+                               $found++;
+                               asrt( isset( $book->title ), TRUE );
+                               asrt( isset( $book->author ), TRUE );
+                               asrt( isset( $book->meta_pages ), FALSE );
+                               asrt( isset( $book->meta_extra ), FALSE );
+                               $data = $book->getMeta( 'data.bundle' );
+                               asrt( intval( $data['meta_pages'] ), 3);
+                       }
+               }
+               asrt( $found, 2 );
+       }
+
+       /**
+        * Test beautification conflicts...
+        * Issue #418
+        *
+        * @return void
+        */
+       public function testBeau()
+       {
+               R::nuke();
+               $book = R::dispense( 'book' );
+               $book->ownerId = 2;
+               $book->ownerCritic = 'a';
+               $book->sharedbyReader = 'b';
+               $id = R::store( $book );
+               $columns = R::inspect( 'book' );
+               asrt( isset( $columns['owner_id'] ), TRUE );
+               asrt( isset( $columns['owner_critic'] ), TRUE );
+               asrt( isset( $columns['sharedby_reader'] ), TRUE );
+               asrt( isset( $columns['ownerId'] ), FALSE );
+               asrt( isset( $columns['ownerCritic'] ), FALSE );
+               asrt( isset( $columns['sharedbyReader'] ), FALSE );
+               R::nuke();
+               $book = R::dispense( 'book' );
+               $book->xownerId = 2;
+               $book->xownerCritic = 'a';
+               $book->sharedbyReader = 'b';
+               $id = R::store( $book );
+               $columns = R::inspect( 'book' );
+               asrt( isset( $columns['xowner_id'] ), TRUE );
+               asrt( isset( $columns['xowner_critic'] ), TRUE );
+               asrt( isset( $columns['sharedby_reader'] ), TRUE );
+               asrt( isset( $columns['xownerId'] ), FALSE );
+               asrt( isset( $columns['xownerCritic'] ), FALSE );
+               asrt( isset( $columns['sharedbyReader'] ), FALSE );
+       }
+
+       /**
+        * Other tests...
+        */
+       public function testMisc()
+       {
+               R::nuke();
+               $book = R::dispense( 'book' );
+               $book->ownPage[] = R::dispense( 'page' );
+               R::store( $book );
+               R::nuke();
+               R::store( $book );
+               asrt( R::count( 'book' ), 0 );
+               $book->ownPage;
+               R::store( $book );
+               asrt( R::count( 'book' ), 0 );
+               $book->title = 'x';
+               R::store( $book );
+               asrt( R::count( 'book' ), 0 );
+       }
+
+       /**
+        * Only fire update query if the bean really contains different
+        * values. But make sure beans several 'parents' away still get
+        * saved.
+        *
+        * @return void
+        */
+       public function testBeanTainting()
+       {
+               $logger = R::getDatabaseAdapter()->getDatabase()->getLogger();
+               list( $i, $k, $c, $s ) = R::dispenseAll( 'invoice,customer,city,state' );
+               $i->customer = $k;
+               $i->status = 0;
+               $k->city = $c;
+               $c->state = $s;
+               $s->name = 'x';
+               R::store( $i );
+               $i = $i->fresh();
+               asrt( $i->customer->city->state->name, 'x' );
+               $i->status = 1;
+               R::freeze( true );
+               $logger = R::debug( 1, 1 );
+               //do we properly skip unmodified but tainted parent beans?
+               R::store( $i );
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               //does cascade update still work?
+               $i = $i->fresh();
+               $i->customer->city->state->name = 'y';
+               R::store( $i );
+               $i = $i->fresh();
+               asrt( $i->customer->city->state->name, 'y' );
+               $i = $i->fresh();
+               $differentCity = R::dispense( 'city' );
+               R::store( $differentCity );
+               $i->customer->city = $differentCity;
+               R::store( $i );
+               $i = $i->fresh();
+               asrt( ( $i->customer->city->id != $c->id ), TRUE );
+               asrt( is_null( $i->customer->city->state ), TRUE );
+               $i->customer->city = NULL;
+               R::store( $i );
+               $i = $i->fresh();
+               asrt( is_null( $i->customer->city ), TRUE );
+               $i->customer = $k;
+               $i->status = 0;
+               $k->city = $c;
+               $c->state = $s;
+               $s->name = 'x';
+               R::store( $i );
+               R::freeze( FALSE );
+               $i = $i->fresh();
+               //can we still change remote parent?
+               $i->customer->city->name = 'q';
+               $logger->clear();
+               R::store($i);
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               //print_r($logger->getLogs());
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               $i = $i->fresh();
+               asrt( $i->customer->city->name, 'q' );
+               //do we properly skip unmodified but tainted parent beans?
+               $i->status = 3;
+               $logger->clear();
+               R::store( $i );
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+       }
+
+       /**
+        * Test whether the number of update queries
+        * executed is limited to the ones that are absolutely
+        * necessary to sync the database.
+        *
+        * @return void
+        */
+       public function testUpdateQueries()
+       {
+               $book = R::dispense( 'book' );
+               $book->title = 'Eye of Wight';
+               $book->xownPageList = R::dispense( 'page', 10 );
+               $book->sharedCategoryList = R::dispense( 'category', 2 );
+               $n = 1;
+               foreach( $book->xownPageList as $page ) {
+                       $page->number = $n++;
+               }
+               $book->sharedCategory[0]->name = 'adventure';
+               $book->sharedCategory[1]->name = 'puzzle';
+               $book->author = R::dispense( 'author' );
+               $book->author->name = 'John';
+               $book->map = R::dispense( 'map' );
+               $book->map->name = 'Wight';
+               $book->map->xownLocationList = R::dispense( 'location', 3 );
+               asrt( $book->getMeta('tainted'), TRUE );
+               asrt( $book->getMeta('changed'), TRUE );
+               R::store( $book );
+               asrt( $book->getMeta('tainted'), FALSE );
+               asrt( $book->getMeta('changed'), FALSE );
+               $logger = R::debug( 1, 1 );
+               $book = $book->fresh();
+               asrt( $book->getMeta('tainted'), FALSE );
+               asrt( $book->getMeta('changed'), FALSE );
+               $book->author;
+               asrt( $book->getMeta('tainted'), TRUE );
+               asrt( $book->getMeta('changed'), FALSE );
+               $logger->clear();
+               R::store( $book );
+               //read only, no updates
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 0 );
+               $book->title = 'Spirit of the Stones';
+               R::store( $book );
+               //changed title, 1 update
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               $logger->clear();
+               //store again, no changes, no updates
+               R::store( $book );
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 0 );
+               $logger->clear();
+               $book = $book->fresh();
+               $book->xownPageList;
+               asrt( $book->getMeta('tainted'), TRUE );
+               asrt( $book->getMeta('changed'), FALSE );
+               R::store( $book );
+               //access only, no update
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 0 );
+               $logger->clear();
+               $book = $book->fresh();
+               $book->sharedCategoryList;
+               asrt( $book->getMeta('tainted'), TRUE );
+               asrt( $book->getMeta('changed'), FALSE );
+               R::store( $book );
+               //access only, no update
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 0 );
+               $logger->clear();
+               $book = $book->fresh();
+               unset($book->xownPageList[5]);
+               asrt( $book->getMeta('tainted'), TRUE );
+               asrt( $book->getMeta('changed'), FALSE );
+               R::store( $book );
+               //remove only, no update, just 1 delete
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 0 );
+               $numberOfUpdateQueries = $logger->grep( 'DELETE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               $book = $book->fresh();
+               asrt( count( $book->xownPageList ), 9 );
+               $logger->clear();
+               $book = $book->fresh();
+               $book->xownPageList[] = R::dispense('page');
+               asrt( $book->getMeta('tainted'), TRUE );
+               asrt( $book->getMeta('changed'), FALSE );
+               R::store( $book );
+               //no update, 1 insert, just adding
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 0 );
+               $numberOfUpdateQueries = $logger->grep( 'INSERT' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               $book = $book->fresh();
+               asrt( count( $book->xownPageList ), 10 );
+               $logger->clear();
+               $book = $book->fresh();
+               $book->map->xownLocationList[1]->name = 'Horshoe Bay';
+               asrt( $book->getMeta('tainted'), TRUE );
+               asrt( $book->getMeta('changed'), FALSE );
+               asrt( $book->map->getMeta('tainted'), TRUE );
+               asrt( $book->map->getMeta('changed'), FALSE );
+               asrt( $book->map->xownLocationList[1]->getMeta('tainted'), TRUE );
+               asrt( $book->map->xownLocationList[1]->getMeta('changed'), TRUE );
+               R::store( $book );
+               //1 update for child of parent, no other updates
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               $book = $book->fresh();
+               asrt( $book->map->xownLocationList[1]->name, 'Horshoe Bay' );
+               $logger->clear();
+               R::store( $book );
+               //just access, no updates
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 0 );
+               $logger->clear();
+               $book = $book->fresh();
+               $book->ownPageList[2]->number = 99;
+               R::store( $book );
+               //1 update, do not update rest of pages or book itself
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               $book = $book->fresh();
+               $book->author->name = 'Worsley';
+               $logger->clear();
+               R::store( $book );
+               //1 update for parent
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+               $author = R::dispense('author');
+               $author->name = 'J.W.';
+               R::store( $author );
+               $book = $book->fresh();
+               $book->author = $author;
+               $author->name = 'JW';
+               $logger->clear();
+               R::store( $book );
+               //2 updates, one for author, one for link field: author_id needs update.
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 2 );
+               $author->country = R::dispense( 'country' )->setAttr( 'name', 'England' );
+               R::store( $author );
+               $book = $book->fresh();
+               $book->author->country->name = 'Wight';
+               $logger->clear();
+               R::store( $book );
+               //1 update, country only, dont update for intermediate parents: book -> author -> ...
+               $numberOfUpdateQueries = $logger->grep( 'UPDATE' );
+               asrt( count( $numberOfUpdateQueries ), 1 );
+       }
+
+       /**
+        * Tests effects of importFrom and setProperty.
+        *
+        * @return void
+        */
+       public function testImportFromAndSetProp()
+       {
+               $bean = R::dispense( 'bean' );
+               asrt( $bean->getMeta( 'tainted' ), TRUE );
+               asrt( $bean->getMeta( 'changed' ), TRUE );
+               $bean->setMeta( 'tainted', FALSE );
+               $bean->setMeta( 'changed', FALSE );
+               asrt( $bean->getMeta( 'tainted' ), FALSE );
+               asrt( $bean->getMeta( 'changed' ), FALSE );
+               $bean->importFrom( R::dispense( 'bean' ) );
+               asrt( $bean->getMeta( 'tainted' ), TRUE );
+               asrt( $bean->getMeta( 'changed' ), TRUE );
+               $bean->setMeta( 'tainted', FALSE );
+               $bean->setMeta( 'changed', FALSE );
+               asrt( $bean->getMeta( 'tainted' ), FALSE );
+               asrt( $bean->getMeta( 'changed' ), FALSE );
+               $bean->setProperty( 'id', 0, TRUE, TRUE );
+               asrt( $bean->getMeta( 'tainted' ), TRUE );
+               asrt( $bean->getMeta( 'changed' ), TRUE );
+               $bean->setMeta( 'tainted', FALSE );
+               $bean->setMeta( 'changed', FALSE );
+               asrt( $bean->getMeta( 'tainted' ), FALSE );
+               asrt( $bean->getMeta( 'changed' ), FALSE );
+               $bean->setProperty( 'id', 0, TRUE, FALSE );
+               asrt( $bean->getMeta( 'tainted' ), FALSE );
+               asrt( $bean->getMeta( 'changed' ), FALSE );
+               $bean->name = 'x';
+               asrt( $bean->getMeta( 'tainted' ), TRUE );
+               asrt( $bean->getMeta( 'changed' ), TRUE );
+       }
+
+       /**
+        * Setup
+        *
+        * @return void
+        */
+       private function _createBook()
+       {
+               R::nuke();
+               $book = R::dispense( 'book' );
+               $pages = R::dispense( 'page', 2 );
+               $ads = R::dispense('ad', 3 );
+               $tags = R::dispense( 'tag', 2 );
+               $author = R::dispense( 'author' );
+               $coauthor = R::dispense( 'author' );
+               $book->alias( 'magazine' )->ownAd = $ads;
+               $book->ownPage = $pages;
+               $book->sharedTag = $tags;
+               $book->via( 'connection' )->sharedUser = array( R::dispense( 'user' ) );
+               $book->author = $author;
+               $book->coauthor = $coauthor;
+               R::store( $book );
+               return $book->fresh();
+       }
+
+       /*
+        * Can we add a bean to a list?
+        *
+        * @return void
+        */
+       public function testWhetherWeCanAddToLists()
+       {
+               $book = $this->_createBook();
+               $book->ownPage[] = R::dispense( 'page' );
+               R::store( $book );
+               asrt( R::count('page'), 3 );
+               $book = $this->_createBook();
+               $book->ownPageList[] = R::dispense('page');
+               R::store( $book );
+               asrt( R::count('page'), 3 );
+               $book = $this->_createBook();
+               $book->xownPage[] = R::dispense('page');
+               R::store( $book );
+               asrt( R::count('page'), 3 );
+               $book = $this->_createBook();
+               $book->xownPageList[] = R::dispense('page');
+               R::store( $book );
+               asrt( R::count('page'), 3 );
+
+               $ads = R::dispense('ad', 3 );
+               $book = $this->_createBook();
+               $book->alias('magazine')->ownAd = $ads;
+               $book->ownPage[] = R::dispense('page');
+               R::store( $book );
+               asrt( R::count('ad'), 6 );
+               asrt( R::count('page'), 3 );
+               $ads = R::dispense('ad', 3 );
+               $book = $this->_createBook();
+               $book->alias('magazine')->ownAdList = $ads;
+               $book->ownPageList[] = R::dispense('page');
+               R::store( $book );
+               asrt( R::count('ad'), 6 );
+               asrt( R::count('page'), 3 );
+               $ads = R::dispense('ad', 3 );
+               $book = $this->_createBook();
+               $book->alias('magazine')->xownAd = $ads;
+               $book->xownPage[] = R::dispense('page');
+               R::store( $book );
+               asrt( R::count('ad'), 3 );
+               asrt( R::count('page'), 3 );
+               $ads = R::dispense('ad', 3 );
+               $book = $this->_createBook();
+               $book->alias('magazine')->xownAdList = $ads;
+               $book->xownPageList[] = R::dispense('page');
+               R::store( $book );
+               asrt( R::count('ad'), 3 );
+               asrt( R::count('page'), 3 );
+
+               $book = $this->_createBook();
+               $book->sharedTag[] = R::dispense('tag');
+               R::store( $book );
+               asrt( R::count('tag'), 3 );
+               $book = $this->_createBook();
+               $book->sharedTagList[] = R::dispense('tag');
+               R::store( $book );
+               asrt( R::count('tag'), 3 );
+       }
+
+       /**
+        * Can we delete a bean in a list by its ID?
+        * Only the UNSET() variant should work.
+        *
+        * @return void
+        */
+       public function testDeleteByIDs()
+       {
+               $book = $this->_createBook();
+               $firstPage = reset( $book->ownPageList );
+               $book->ownPage[ $firstPage->id ] = NULL;
+               try { R::store( $book ); fail(); }catch(\Exception $e) { pass(); }
+               $book = $this->_createBook();
+               asrt( count( $book->ownPage ), 2 );
+               $firstPage = reset( $book->ownPageList );
+               unset( $book->ownPage[ $firstPage->id ] );
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( count( $book->ownPage ), 1 );
+               $firstPage = reset( $book->ownPageList );
+               $book->ownPage[ $firstPage->id ] = FALSE;
+               try { R::store( $book ); fail(); }catch(\Exception $e) { pass(); }
+               $book = $book->fresh();
+               asrt( count( $book->ownPage ), 0 );
+
+               $book = $this->_createBook();
+               $firstAd = reset( $book->alias('magazine')->ownAd );
+               $book->alias('magazine')->ownAd[ $firstAd->id ] = NULL;
+               try { R::store( $book ); fail(); }catch(\Exception $e) { pass(); }
+               $book = $this->_createBook();
+               asrt( count( $book->alias('magazine')->ownAd ), 3 );
+               $firstAd = reset( $book->alias('magazine')->ownAdList );
+               unset( $book->alias('magazine')->ownAdList[ $firstAd->id ] );
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( count( $book->alias('magazine')->ownAd ), 2 );
+               $firstAd = reset( $book->alias('magazine')->ownAd );
+               $book->alias('magazine')->ownAd[ $firstAd->id ] = FALSE;
+               try { R::store( $book ); fail(); }catch(\Exception $e) { pass(); }
+               $book = $book->fresh();
+               asrt( count( $book->alias('magazine')->ownAd ), 1 );
+
+       }
+
+       /**
+        * You CAN delete an own-list by assiging an empty array.
+        *
+        * @return void
+        */
+       public function testDeleteOwnListWithEmptyArray()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->ownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->ownPage ), 2 ); //when loaded has 2
+               $book->ownPage = array(); //remove all
+               R::store( $book );
+               asrt( isset($book->ownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->ownPage ), 0 );
+       }
+
+       /**
+        * You cannot delete an own-list by assigning NULL.
+        *
+        * @return void
+        */
+       public function testCANTDeleteOwnListWithNULL()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->ownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->ownPage ), 2 ); //when loaded has 2
+               $book->ownPage = NULL; //remove all
+               R::store( $book );
+               asrt( isset($book->ownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->ownPage ), 2 );
+       }
+
+       /**
+        * You cannot delete an own-list by assigning FALSE.
+        *
+        * @return void
+        */
+       public function testCANTDeleteOwnListWithFalse()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->ownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->ownPage ), 2 ); //when loaded has 2
+               $book->ownPage = FALSE; //remove all
+               R::store( $book );
+               asrt( isset($book->ownPage), TRUE ); //not loaded yet, lazy loading
+               asrt( $book->ownPage, '0' );
+       }
+
+       /**
+        * You cannot delete an own-list by unsetting it.
+        */
+       public function testCANTDeleteOwnListWithUnset()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->ownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->ownPage ), 2 ); //when loaded has 2
+               unset( $book->ownPage ); //does NOT remove all
+               R::store( $book );
+               asrt( isset($book->ownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->ownPage ), 2 );
+       }
+
+       /**
+        * You CAN delete an aliased own-list by assiging an empty array.
+        *
+        * @return void
+        */
+       public function testDeleteAliasedOwnListWithEmptyArray()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->alias('magazine')->ownAd), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->alias('magazine')->ownAd ), 3 ); //when loaded has 2
+               $book->alias('magazine')->ownAd = array(); //remove all
+               $book->ownPage[] = R::dispense('page');
+               R::store( $book );
+               asrt( isset($book->alias('magazine')->ownAd), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->alias('magazine')->ownAd ), 0 );
+               asrt( count( $book->alias('magazine')->ownPage ), 0 ); //also test possible confusion
+               asrt( count( $book->all()->ownPageList ), 3 );
+       }
+
+       /**
+        * You cannot delete an aliased own-list by assigning NULL.
+        *
+        * @return void
+        */
+       public function testCANTDeleteAliasedOwnListWithNULL()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->alias('magazine')->ownAd), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->alias('magazine')->ownAd ), 3 ); //when loaded has 2
+               $book->alias('magazine')->ownAd = NULL; //remove all
+               R::store( $book );
+               asrt( isset($book->alias('magazine')->ownAd), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->alias('magazine')->ownAd ), 3 );
+       }
+
+       /**
+        * You cannot delete an aliased own-list by assigning FALSE.
+        *
+        * @return void
+        */
+       public function testCANTDeleteAliasedOwnListWithFalse()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->alias('magazine')->ownAd), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->alias('magazine')->ownAd ), 3 ); //when loaded has 2
+               $book->alias('magazine')->ownAd = FALSE; //remove all
+               R::store( $book );
+               asrt( isset($book->alias('magazine')->ownAd), TRUE ); //not loaded yet, lazy loading
+               asrt( $book->alias('magazine')->ownAd, '0' );
+       }
+
+       /**
+        * You cannot delete an aliased own-list by unsetting it.
+        *
+        * @return void
+        */
+       public function testCANTDeleteAliasedOwnListWithUnset()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->alias('magazine')->ownAd), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->alias('magazine')->ownAd ), 3 ); //when loaded has 2
+               unset( $book->alias('magazine')->ownAd ); //does NOT remove all
+               R::store( $book );
+               asrt( isset($book->alias('magazine')->ownAd), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->alias('magazine')->ownAd ), 3 );
+       }
+
+       /**
+        * You CAN delete an x-own-list by assiging an empty array.
+        *
+        * @return void
+        */
+       public function testDeleteXOwnListWithEmptyArray()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->xownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->xownPage ), 2 ); //when loaded has 2
+               $book->xownPage = array(); //remove all
+               R::store( $book );
+               asrt( isset($book->xownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->xownPage ), 0 );
+       }
+
+       /**
+        * You cannot delete an x-own-list by assigning NULL.
+        *
+        * @return  void
+        */
+       public function testCANTDeleteXOwnListWithNULL()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->xownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->xownPage ), 2 ); //when loaded has 2
+               $book->xownPage = NULL; //remove all
+               R::store( $book );
+               asrt( isset($book->xownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->xownPage ), 2 );
+       }
+
+       /**
+        * You cannot delete an x-own-list by assigning FALSE.
+        *
+        * @return void
+        */
+       public function testCANTDeleteXOwnListWithFalse()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->xownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->xownPage ), 2 ); //when loaded has 2
+               $book->xownPage = FALSE; //remove all
+               R::store( $book );
+               asrt( isset($book->xownPage), TRUE ); //not loaded yet, lazy loading
+               asrt( $book->xownPage, '0' );
+       }
+
+       /**
+        * You cannot delete an x-own-list by unsetting it.
+        *
+        * @return void
+        */
+       public function testCANTDeleteXOwnListWithUnset()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->xownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->xownPage ), 2 ); //when loaded has 2
+               unset( $book->xownPage ); //does NOT remove all
+               R::store( $book );
+               asrt( isset($book->xownPage), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->xownPage ), 2 );
+       }
+
+       /**
+        * You CAN delete a shared-list by assiging an empty array.
+        *
+        * @return void
+        */
+       public function testDeleteSharedListWithEmptyArray()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->sharedTag), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->sharedTag ), 2 ); //when loaded has 2
+               $book->sharedTag = array(); //remove all
+               R::store( $book );
+               asrt( isset($book->sharedTag), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->sharedTag ), 0 );
+       }
+
+       /**
+        * You cannot delete a shared list by assigning NULL.
+        *
+        * @return void
+        */
+       public function testCANTDeleteSharedListWithNULL()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->sharedTag), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->sharedTag ), 2 ); //when loaded has 2
+               $book->sharedTag = NULL; //remove all
+               R::store( $book );
+               asrt( isset($book->sharedTag), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->sharedTag ), 2 );
+       }
+
+       /**
+        * You cannot delete a shared-list by assigning FALSE.
+        *
+        * @return void
+        */
+       public function testCANTDeleteSharedListWithFalse()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->sharedTag), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->sharedTag ), 2 ); //when loaded has 2
+               $book->sharedTag = FALSE; //remove all
+               R::store( $book );
+               asrt( isset($book->sharedTag), TRUE ); //not loaded yet, lazy loading
+               asrt( $book->sharedTag, '0' );
+       }
+
+       /**
+        * You cannot delete a shared-list by unsetting it.
+        *
+        * @return void
+        */
+       public function testCANTDeleteSharedWithUnset()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->sharedTag), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->sharedTag ), 2 ); //when loaded has 2
+               unset( $book->sharedTag ); //does NOT remove all
+               R::store( $book );
+               asrt( isset($book->sharedTag), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->sharedTag ), 2 );
+       }
+
+       /**
+        * You CAN delete a shared-list by assiging an empty array.
+        *
+        * @return void
+        */
+       public function testDeleteViaSharedListWithEmptyArray()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->via('connection')->sharedUser), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 1 ); //when loaded has 2
+               $book->via('connection')->sharedUser = array(); //remove all
+               R::store( $book );
+               asrt( isset($book->via('connection')->sharedUser), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 0 );
+       }
+
+       /**
+        * You cannot delete a shared-list by assigning NULL.
+        *
+        * @return void
+        */
+       public function testCANTDeleteViaSharedListWithNULL()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->via('connection')->sharedUser), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 1 ); //when loaded has 2
+               $book->via('connection')->sharedUser = NULL; //remove all
+               R::store( $book );
+               asrt( isset($book->via('connection')->sharedUser), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 1 );
+       }
+
+       /**
+        * You cannot delete a shared list by assigning FALSE.
+        *
+        * @return void
+        */
+       public function testCANTDeleteViaSharedListWithFalse()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->via('connection')->sharedUser), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 1 ); //when loaded has 1
+               $book->via('connection')->sharedUser = FALSE; //remove all
+               R::store( $book );
+               asrt( isset($book->via('connection')->sharedUser), TRUE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 1 ); //when loaded has 1
+
+       }
+
+       /**
+        * You cannot delete a shared-list by unsetting it.
+        *
+        * @return void
+        */
+       public function testCANTDeleteViaSharedWithUnset()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->via('connection')->sharedUser), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 1 ); //when loaded has 2
+               unset( $book->via('connection')->sharedUser ); //does NOT remove all
+               R::store( $book );
+               asrt( isset($book->via('connection')->sharedUser), FALSE ); //not loaded yet, lazy loading
+               asrt( count( $book->via('connection')->sharedUser ), 1 );
+       }
+
+       /**
+        * You cannot delete a parent bean by unsetting it.
+        *
+        * @return void
+        */
+       public function testYouCANTDeleteParentBeanWithUnset()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->author), FALSE );
+               asrt( (boolean) ($book->author), TRUE );
+               unset( $book->author );
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( isset($book->author), FALSE );
+               asrt( (boolean) ($book->author), TRUE );
+       }
+
+       /**
+        * You cannot delete a parent bean by setting it to NULL.
+        *
+        * @return void
+        */
+       public function testYouCANDeleteParentBeanWithNULL()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->author), FALSE );
+               asrt( (boolean) ($book->author), TRUE );
+               $book->author = NULL;
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( isset($book->author), FALSE );
+               asrt( (boolean) ($book->author), FALSE );
+       }
+
+       /**
+        * You CAN delete a parent bean by setting it to FALSE.
+        *
+        * @return void
+        */
+       public function testYouCANDeleteParentBeanWithFALSE()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->author), FALSE );
+               asrt( (boolean) ($book->author), TRUE );
+               $book->author = FALSE;
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( isset($book->author), FALSE );
+               asrt( (boolean) ($book->author), FALSE );
+       }
+
+       /**
+        * You cannot delete an aliased parent bean by unsetting it.
+        *
+        * @return void
+        */
+       public function testYouCANTDeleteAliasedParentBeanWithUnset()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->fetchAs('author')->coauthor), FALSE );
+               asrt( (boolean) ($book->fetchAs('author')->coauthor), TRUE );
+               unset( $book->fetchAs('author')->coauthor );
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( isset($book->fetchAs('author')->coauthor), FALSE );
+               asrt( (boolean) ($book->fetchAs('author')->coauthor), TRUE );
+       }
+
+       /**
+        * You CAN delete an aliased parent bean by setting it to NULL.
+        *
+        * @return void
+        */
+       public function testYouCANDeleteAliasedParentBeanWithNULL()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->fetchAs('author')->coauthor), FALSE );
+               asrt( (boolean) ($book->fetchAs('author')->coauthor), TRUE );
+               $book->fetchAs('author')->coauthor = NULL;
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( isset($book->fetchAs('author')->coauthor), FALSE );
+               asrt( (boolean) ($book->fetchAs('author')->coauthor), FALSE );
+       }
+
+       /**
+        * You cannot delete an aliased parent bean by setting it to FALSE.
+        *
+        * @return void
+        */
+       public function testYouCANDeleteAliasedParentBeanWithFALSE()
+       {
+               $book = $this->_createBook();
+               asrt( isset($book->fetchAs('author')->coauthor), FALSE );
+               asrt( (boolean) ($book->fetchAs('author')->coauthor), TRUE );
+               $book->fetchAs('author')->coauthor = FALSE;
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( isset($book->fetchAs('author')->coauthor), FALSE );
+               asrt( (boolean) ($book->fetchAs('author')->coauthor), FALSE );
+       }
+
+       /**
+        * Tests the effects of unsetting on the shadow of a list.
+        *
+        * @return void
+        */
+       public function testUnsettingAListAndShadow()
+       {
+               $book = $this->_createBook();
+               //should work with ownPage and ownPageList as well...
+               unset( $book->ownPageList );
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( count( $book->ownPage ), 2 );
+               unset( $book->ownPage );
+               //shadow should be reloaded as well...
+               $book->with(' LIMIT 1 ')->ownPage;
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( count( $book->ownPage ), 2 );
+               asrt( count( $book->getMeta('sys.shadow.ownPage') ), 2 );
+               unset( $book->ownPage );
+               asrt( $book->getMeta('sys.shadow.ownPage'), NULL );
+               //no load must clear shadow as well...
+               $book->noLoad()->ownPage[] = R::dispense( 'page' );
+               asrt( count( $book->getMeta('sys.shadow.ownPage') ), 0 );
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( count( $book->ownPage ), 3 );
+               $lists = array( 'ownPage', 'ownPageList', 'xownPage', 'xownPageList', 'sharedPage', 'sharedPageList' );
+               foreach( $lists as $list ) {
+                       $book = R::dispense( 'book' );
+                       $book->$list;
+                       $shadowKey = $list;
+                       if ( strpos( $list, 'x' ) === 0) $shadowKey = substr( $shadowKey, 1 );
+                       $shadowKey = preg_replace( '/List$/', '', $shadowKey );
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       unset( $book->$list );
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+                       $book->$list; //reloading brings back shadow
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       $book->$list = array(); //keeps shadow (very important to compare deletions!)
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       R::store( $book ); //clears shadow
+                       $book->alias('magazine')->$list; //reloading with alias also brings back shadow
+                       unset( $book->$list );
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+                       $book = $book->fresh(); //clears shadow, reload
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+                       $book->noLoad()->$list; //reloading with noload also brings back shadow
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       asrt( count( $book->getMeta('sys.shadow.'.$shadowKey) ), 0 );
+                       $book = $book->fresh(); //clears shadow, reload
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+                       $book->all()->$list; //reloading with all also brings back shadow
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       $book = $book->fresh(); //clears shadow, reload
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+                       $book->with(' LIMIT 1 ')->$list; //reloading with with- all also brings back shadow
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       $book = $book->fresh(); //clears shadow, reload
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+                       $book->$list = array(); //keeps shadow (very important to compare deletions!)
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       $book = $book->fresh(); //clears shadow, reload
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+                       $book->$list = array(); //keeps shadow (very important to compare deletions!)
+                       asrt( is_array( $book->getMeta('sys.shadow.'.$shadowKey) ), TRUE );
+                       R::trash( $book );
+                       asrt( $book->getMeta('sys.shadow.'.$shadowKey), NULL );
+               }
+
+               //no shadow for parent bean
+               $book = $book->fresh();
+               $book->author = R::dispense( 'author' );
+               asrt( $book->getMeta('sys.shadow.author'), NULL );
+               R::store( $book );
+               $book = $book->fresh();
+               unset( $book->author ); //we can unset and it does not remove
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( is_object( $book->author ),TRUE );
+               //but we can also remove
+               $book->author = NULL;
+               R::store( $book );
+               $book = $book->fresh();
+               asrt( $book->author, NULL );
+
+       }
+
+       /**
+        * Test whether the tainted flag gets set correctly.
+        *
+        * @return void
+        */
+       public function testAccessingTainting()
+       {
+               $book = $this->_createBook();
+               asrt( $book->isTainted(), FALSE );
+               $book->ownPage;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->author;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->fetchAs('author')->coauthor;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->alias('magazine')->xownAdList;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->title = 'Hello';
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->sharedTag;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->via('connection')->sharedUser;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->coauthor;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->ownFakeList;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->sharedFakeList;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->alias('fake')->ownFakeList;
+               asrt( $book->isTainted(), TRUE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->title;
+               asrt( $book->isTainted(), FALSE );
+               $book = $book->fresh();
+               asrt( $book->isTainted(), FALSE );
+               $book->title = 1;
+               $book->setMeta( 'tainted', FALSE );
+               asrt( $book->isTainted(), FALSE );
+       }
+}