--- /dev/null
+<?php
+
+namespace RedUNIT\Mysql;
+
+use RedUNIT\Mysql as Mysql;
+use RedBeanPHP\Facade as R;
+use RedBeanPHP\AssociationManager as AssociationManager;
+
+/**
+ * Preexist
+ *
+ * Tests whether RedBeanPHP can work with existing
+ * MySQL schemas.
+ *
+ * @file RedUNIT/Mysql/Preexist.php
+ * @desc Tests integration with pre-existing schemas.
+ * @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 Preexist extends Mysql
+{
+ /**
+ * Test integration with pre-existing schemas.
+ *
+ * @return void
+ */
+ public function testPlaysNiceWithPreExitsingSchema()
+ {
+ $toolbox = R::getToolBox();
+ $adapter = $toolbox->getDatabaseAdapter();
+ $writer = $toolbox->getWriter();
+ $redbean = $toolbox->getRedBean();
+ $pdo = $adapter->getDatabase();
+ $a = new AssociationManager( $toolbox );
+ $page = $redbean->dispense( "page" );
+ $page->name = "John's page";
+ $idpage = $redbean->store( $page );
+ $page2 = $redbean->dispense( "page" );
+ $page2->name = "John's second page";
+ $idpage2 = $redbean->store( $page2 );
+ $a->associate( $page, $page2 );
+ $adapter->exec( "ALTER TABLE " . $writer->esc( 'page' ) . "
+ CHANGE " . $writer->esc( 'name' ) . " " . $writer->esc( 'name' ) . "
+ VARCHAR( 254 ) CHARACTER SET utf8 COLLATE utf8_unicode_ci NULL DEFAULT NULL " );
+ $page = $redbean->dispense( "page" );
+ $page->name = "Just Another Page In a Table";
+ $cols = $writer->getColumns( "page" );
+ asrt( $cols["name"], "varchar(254)" );
+ $redbean->store( $page );
+ pass(); // No crash?
+ $cols = $writer->getColumns( "page" );
+ asrt( $cols["name"], "varchar(254)" ); //must still be same
+ }
+}