Dummy datasource

In-memory test datasource for development, testing, and demonstrations

The Dummy datasource is an in-memory test datasource for testing and learning Forest back-end functionality only. It is not intended for production use.

This datasource is strictly for development, testing, and learning purposes. All data is stored in memory and resets on application restart.

Basic usage

import { createAgent } from '@forestadmin/agent';
import { createDummyDataSource } from '@forestadmin/datasource-dummy';

const agent = createAgent(options);

agent.addDataSource(createDummyDataSource());

Sample data

The dummy datasource provides 4 pre-configured collections with realistic relationships:

Collections

persons (Authors)

• id (Number, Primary Key)
• firstName (String)
• lastName (String)

Sample: Edward O. Thorp, Isaac Asimov, Roberto Saviano, Stephen King

books

• id (Number, Primary Key)
• title (String)
• publication (Date)
• authorId (Number)

Sample: Beat the dealer, Foundation, Gomorrah, Misery, Christine, Running Man

libraries

• id (Number, Primary Key)
• name (String)

Sample: Mollat, Cultura, Amazon

librariesBooks (Junction table)

• bookId (Number, Primary Key)
• libraryId (Number, Primary Key)

Relationships

The datasource demonstrates all common relationship types:

• One-to-Many: persons → books (one author has many books)
• Many-to-One: books → persons (many books have one author)
• Many-to-Many: books ↔ libraries (via librariesBooks junction table)

Features

• Full CRUD operations - Create, read, update, and delete records
• Filtering - 16+ filter operators (Contains, StartsWith, Equal, In, etc.)
• Sorting - All columns are sortable
• Pagination - Full pagination support
• Relationships - Demonstrates 1-to-Many, Many-to-One, and Many-to-Many relationships

Source code

This connector is open source. Browse the code or contribute on GitHub: @forestadmin/datasource-dummy.