public function testCantGetNextTableBehavior() { $table1 = $this->getTableMock('books', ['behaviors' => [$this->getBehaviorMock('foo', ['is_table_modified' => true])]]); $database = new Database(); $database->addTable($table1); $behavior = $database->getNextTableBehavior(); $this->assertNull($database->getNextTableBehavior()); }