Moved to using a real database ORM for testing

test/database/models/index.js

@@ -0,0 +1,12 @@
+const sequelize = require('..');
+const authors = require('./authors');
+const books = require('./books');
+
+books.belongsTo(authors, { as: 'author' }); //books now reference the authorId
+
+sequelize.sync();
+
+module.exports = {
+	authors,
+	books
+};