Moved to using a real database ORM for testing

2025-11-29 02:34:28 +11:00 · 2021-04-05 23:11:53 +10:00
parent 82bf61a88d
commit 2567ee4745
14 changed files with 668 additions and 130 deletions
--- a/test/.envdev
+++ b/test/.envdev
@@ -0,0 +1,6 @@
+DB_HOSTNAME=localhost
+DB_DATABASE=sineQL
+DB_USERNAME=sineQL
+DB_PASSWORD=sineQL
+DB_TIMEZONE=Australia/Sydney
+DB_LOGGING=
--- a/test/database/index.js
+++ b/test/database/index.js
@@ -0,0 +1,12 @@
+const Sequelize = require('sequelize');
+
+const sequelize = new Sequelize(process.env.DB_DATABASE, process.env.DB_USERNAME, process.env.DB_PASSWORD, {
+	host: process.env.DB_HOSTNAME,
+	dialect: 'mariadb',
+	timezone: process.env.DB_TIMEZONE,
+	logging: process.env.DB_LOGGING ? console.log : false
+});
+
+sequelize.sync();
+
+module.exports = sequelize;
--- a/test/database/models/authors.js
+++ b/test/database/models/authors.js
@@ -0,0 +1,16 @@
+const Sequelize = require('sequelize');
+const sequelize = require('..');
+
+module.exports = sequelize.define('authors', {
+	id: {
+		type: Sequelize.INTEGER(11),
+		allowNull: false,
+		autoIncrement: true,
+		primaryKey: true,
+		unique: true
+	},
+
+	name: {
+		type: Sequelize.TEXT
+	}
+});
--- a/test/database/models/books.js
+++ b/test/database/models/books.js
@@ -0,0 +1,24 @@
+const Sequelize = require('sequelize');
+const sequelize = require('..');
+
+module.exports = sequelize.define('books', {
+	id: {
+		type: Sequelize.INTEGER(11),
+		allowNull: false,
+		autoIncrement: true,
+		primaryKey: true,
+		unique: true
+	},
+
+	title: {
+		type: Sequelize.TEXT
+	},
+
+	published: {
+		type: Sequelize.TEXT
+	},
+
+	rating: {
+		type: Sequelize.FLOAT
+	}
+});
--- a/test/database/models/index.js
+++ b/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
+};
--- a/test/handlers/create-handlers.js
+++ b/test/handlers/create-handlers.js
@@ -0,0 +1,55 @@
+const { Op } = require('../database');
+const { books, authors } = require('../database/models');
+
+//TODO: 'unique' may be a useful modifier, but not at this stage of development
+
+//The create handlers are supposed to handle inserting new data into a database
+//You don't have to create all associated books at the same time as the authors - you can use update later to join them
+
+//You can use the '[' and ']' symbols to create mutliple elements of data at once
+
+//'create' also counts as a modifier, indicating that a specific value is new to the database, and returning an error if it exists already OR
+//'match' is used when an existing value must already exist in the database, and returning an error if it does not OR
+//'set' is used when an existing value may or may not already exist in the database; first it queries, then if it fails to find, creates
+
+//if no modifiers are specified, 'set' is used as a fallback
+
+/* possible create requests include:
+
+create Author {
+	create name "Sydney Sheldon"
+	create books [
+		{
+			create title "The Naked Face"
+			set published 1970
+		}
+		{
+			create title "A Stranger in the Mirror"
+			set published 1976
+		}
+	]
+}
+
+create Author { 
+	match name "Sydney Sheldon"
+	create books {
+		create title "Bloodline"
+		published 1977
+	}
+}
+
+*/
+
+const createHandlers = {
+	//complex compound
+	Author: async (create, graph) => {
+		//
+	},
+
+	//simple compound
+	Book: async (create, graph) => {
+		//
+	}
+};
+
+modules.exports = createHandlers;
--- a/test/handlers/query-handlers.js
+++ b/test/handlers/query-handlers.js
@@ -1,5 +1,5 @@
-const { Op } = require('./mock-sequelize');
-const { books, authors } = require('./mock-models');
+const { Op } = require('sequelize');
+const { books, authors } = require('../database/models');

 //the handler functions return arrays for each type, containing every element that satisfies the queries

@@ -31,7 +31,7 @@ const queryHandlers = {
 	//complex compound
 	Author: async (query, graph) => {
 		//get the fields alone
-		const { typeName, ...fields } = query;
+		const { typeName, match, ...fields } = query;

 		//hack the id into the fields list (if it's not there already)
 		fields['id'] = fields['id'] || { typeName: 'Integer', scalar: true }; //TODO: should this be default?
@@ -55,17 +55,22 @@ const queryHandlers = {
 		const nonScalars = Object.keys(fields).filter(field => !graph[fields[field].typeName].scalar);

 		let authorResults = await authors.findAll({
-			attributes: Object.keys(fields), //fields to find (keys)
-			where: where
+			attributes: scalars, //fields to find (keys)
+			where: where,
+			raw: true
 		}); //sequelize ORM model

 		const promiseArray = nonScalars.map(async nonScalar => {
+			//hack the author ID in, so it can be referenced below
+			fields[nonScalar]['authorId'] = fields[nonScalar]['authorId'] || { typeName: 'Integer', scalar: true };
+
 			//delegate to a deeper part of the tree
 			const nonScalarArray = await queryHandlers[fields[nonScalar].typeName](fields[nonScalar], graph);

 			//for each author, update this non-scalar field with the non-scalar's recursed value
-			authorResults.forEach(author => {
-				author[nonScalar] = nonScalarArray.filter(ns => author[nonScalar].includes(ns.id)); //using the hacked-in ID field (JOIN)
+			authorResults = authorResults.map(author => {
+				author[nonScalar] = nonScalarArray.filter(ns => ns['authorId'] == author.id);
+				return author;
 			});

 			//prune the authors when matching, but their results are empty
@@ -82,10 +87,8 @@ const queryHandlers = {

 	//simple compound
 	Book: async (query, graph) => {
-		// console.log('Book():', query);
-
 		//get the fields alone
-		const { typeName, ...fields } = query;
+		const { typeName, match, ...fields } = query;

 		//hack the id into the fields list (if it's not there already)
 		fields['id'] = fields['id'] || { typeName: 'Integer', scalar: true }; //TODO: should this be automatic?
@@ -104,10 +107,11 @@ const queryHandlers = {
 			});
 		}

-		//return the result
+		//return the result (N+1 bottleneck)
 		return await books.findAll({
-			attributes: Object.keys(fields), //fields to find
-			where: where
+			attributes: Object.keys(fields), //fields to find (everything for simple compounds)
+			where: where,
+			raw: true
 		}); //sequelize ORM model
 	}
 };
--- a/test/handlers/schema.js
+++ b/test/handlers/schema.js
--- a/test/index.js
+++ b/test/index.js
@@ -1,3 +1,44 @@
+require('dotenv').config();
+
+//setup database
+const sequelize = require('./database');
+const { books, authors } = require('./database/models');
+
+//create the dummy data
+sequelize.sync().then(() => {
+	//*
+	sequelize.query('DELETE FROM authors;');
+	sequelize.query('DELETE FROM books;');
+
+	authors.bulkCreate([
+		{ id: 1, name: 'Diana Gabaldon' },
+		{ id: 2, name: 'Emily Rodda' },
+		{ id: 3, name: 'Kenneth Grahame' }
+	]);
+
+	books.bulkCreate([
+		{ id: 1, authorId: 1, title: 'Outlander', published: '1991', rating: 9.5 },
+		{ id: 2, authorId: 1, title: 'Dragonfly in Amber', published: '1992', rating: 9.5 },
+		{ id: 3, authorId: 1, title: 'Voyager', published: '1993', rating: 9.5 },
+		{ id: 4, authorId: 1, title: 'Drums of Autumn', published: '1996', rating: 9.5 },
+		{ id: 5, authorId: 1, title: 'The Fiery Cross', published: '2000', rating: 9.5 }, //Incorrect, the correct publish date is 2001
+		{ id: 6, authorId: 1, title: 'The Breath of Snow and Ashes', published: '2005', rating: 9.5 },
+		{ id: 7, authorId: 1, title: 'An Echo in the Bone', published: '2009', rating: 9.5 },
+		{ id: 8, authorId: 1, title: 'Written in my Own Heart\'s Blood', published: '2014', rating: 9.5 },
+		{ id: 9, authorId: 1, title: 'Go Tell the Bees That I Am Gone', published: null, rating: 9.5 },
+		{ id: 10, authorId: 2, title: 'The Forest of Silence', published: '2000', rating: 9.5 },
+		{ id: 11, authorId: 2, title: 'The Lake of Tears', published: '2000', rating: 9.5 },
+		{ id: 12, authorId: 2, title: 'The City of Rats', published: '2000', rating: 9.5 },
+		{ id: 13, authorId: 2, title: 'The Shifting Sands', published: '2000', rating: 9.5 },
+		{ id: 14, authorId: 2, title: 'Dread Mountain', published: '2000', rating: 9.5 },
+		{ id: 15, authorId: 2, title: 'The Maze of the Beast', published: '2000', rating: 9.5 },
+		{ id: 16, authorId: 2, title: 'The Valley of the Lost', published: '2000', rating: 9.5 },
+		{ id: 17, authorId: 2, title: 'Return to Del', published: '2000', rating: 9.5 },
+		{ id: 18, authorId: 3, title: 'The Wind in the Willows', published: '1908', rating: 9.5 },
+	]);
+	//*/
+});
+
 //input tools
 const readline = require('readline');

@@ -24,8 +65,8 @@ const question = (prompt, def = null) => {
 const sineQL = require('../source/index.js');

 //the arguments to the library
-const schema = require('./schema');
-const queryHandlers = require('./query-handlers');
+const schema = require('./handlers/schema');
+const queryHandlers = require('./handlers/query-handlers');

 //run the setup function to create the closure (creates the type graph)
 const sine = sineQL(schema, { queryHandlers }, { debug: false });
--- a/test/mock-models.js
+++ b/test/mock-models.js
@@ -1,103 +0,0 @@
-const booksData = [
-	{ id: 1, title: 'Outlander', published: '1991', rating: 9.5 },
-	{ id: 2, title: 'Dragonfly in Amber', published: '1992', rating: 9.5 },
-	{ id: 3, title: 'Voyager', published: '1993', rating: 9.5 },
-	{ id: 4, title: 'Drums of Autumn', published: '1996', rating: 9.5 },
-	{ id: 5, title: 'The Fiery Cross', published: '2000', rating: 9.5 }, //Incorrect, the correct publish date is 2001
-	{ id: 6, title: 'The Breath of Snow and Ashes', published: '2005', rating: 9.5 },
-	{ id: 7, title: 'An Echo in the Bone', published: '2009', rating: 9.5 },
-	{ id: 8, title: 'Written in my Own Heart\'s Blood', published: '2014', rating: 9.5 },
-	{ id: 9, title: 'Go Tell the Bees That I Am Gone', published: null, rating: 9.5 },
-
-	{ id: 10, title: 'The Forest of Silence', published: '2000', rating: 9.5 },
-	{ id: 11, title: 'The Lake of Tears', published: '2000', rating: 9.5 },
-	{ id: 12, title: 'The City of Rats', published: '2000', rating: 9.5 },
-	{ id: 13, title: 'The Shifting Sands', published: '2000', rating: 9.5 },
-	{ id: 14, title: 'Dread Mountain', published: '2000', rating: 9.5 },
-	{ id: 15, title: 'The Maze of the Beast', published: '2000', rating: 9.5 },
-	{ id: 16, title: 'The Valley of the Lost', published: '2000', rating: 9.5 },
-	{ id: 17, title: 'Return to Del', published: '2000', rating: 9.5 },
-
-	{ id: 18, title: 'The Wind in the Willows', published: '1908', rating: 9.5 },
-];
-
-const authorsData = [
-	{ id: 1, name: 'Diana Gabaldon', books: [1, 2, 3, 4, 5, 6, 7, 8, 9] },
-	{ id: 2, name: 'Emily Rodda', books: [10, 11, 12, 13, 14, 15, 16, 17] },
-	{ id: 3, name: 'Kenneth Grahame', books: [18] }
-];
-
-const books = {
-	findAll: async args => {
-		const { attributes, where } = args;
-
-		//returning
-		return booksData
-
-			//filter out non-matching elements
-			.filter(element => {
-				//don't filter if no 'where' parameters
-				if (Object.keys(where).length == 0) {
-					return true;
-				}
-
-				//filter out by the 'where' values
-				return Object.keys(where).reduce((result, key) => {
-					return result && (element[key] || 'null').toString() == where[key].eq.toString();
-				}, true);
-			})
-
-			//filter out non-used attributes
-			.map(element => {
-				//only they element keys that are in attributes
-				const keys = Object.keys(element).filter(key => attributes.includes(key));
-
-				//determine which fields to carry over
-				const ret = {};
-				keys.forEach(key => ret[key] = element[key]);
-
-				return ret;
-			})
-		;
-	}
-};
-
-const authors = {
-	findAll: async args => {
-		const { attributes, where } = args;
-
-		//returning
-		return authorsData
-
-			//filter out non-matching elements
-			.filter(element => {
-				//don't filter if no 'where' parameters
-				if (Object.keys(where).length == 0) {
-					return true;
-				}
-
-				//filter out by the 'where' values
-				return Object.keys(where).reduce((result, key) => {
-					return result && (element[key] || 'null').toString() == where[key].eq.toString();
-				}, true);
-			})
-
-			//filter out non-used attributes
-			.map(element => {
-				//only they element keys that are in attributes
-				const keys = Object.keys(element).filter(key => attributes.includes(key));
-
-				//determine which fields to carry over
-				const ret = {};
-				keys.forEach(key => ret[key] = element[key]);
-
-				return ret;
-			})
-		;
-	}
-};
-
-module.exports = {
-	books,
-	authors
-};
--- a/test/mock-sequelize.js
+++ b/test/mock-sequelize.js
@@ -1,8 +0,0 @@
-//mock tools
-const Op = {
-	eq: 'eq'
-};
-
-module.exports = {
-	Op
-};
--- a/test/package-lock.json
+++ b/test/package-lock.json
@@ -0,0 +1,466 @@
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+  "version": "1.0.0",
+  "lockfileVersion": 2,
+  "requires": true,
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+      "name": "sineql-test",
+      "version": "1.0.0",
+      "license": "ISC",
+      "dependencies": {
+        "dotenv": "^8.2.0",
+        "mariadb": "^2.5.3",
+        "sequelize": "^6.6.2"
+      }
+    },
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+    },
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+}
--- a/test/package.json
+++ b/test/package.json
@@ -0,0 +1,16 @@
+{
+  "name": "sineql-test",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "dev": "node index.js"
+  },
+  "author": "Kayne Ruse",
+  "license": "ISC",
+  "dependencies": {
+    "dotenv": "^8.2.0",
+    "mariadb": "^2.5.3",
+    "sequelize": "^6.6.2"
+  }
+}