Simple utility to mock example objects based on JSON schema definitions

• Minimal & deterministic. Predictable single example with no randomisation involved
• Thoroughly tested feature set
• Supports example, default
• Supports anyOf, allOf, oneOf
• Built-in examples for following string formats:
  • email
  • hostname
  • ipv4
  • ipv6
  • uri
  • uri-reference
  • uri-template
  • json-pointer
  • date-time
  • uuid
• TypeScript types included
• Supports $ref pointers

const { mock } = require('mock-json-schema');
const assert = require('assert');

const schema = {
  type: 'array',
  items: {
    type: 'object',
    properties: {
      id: {
        type: 'integer',
        minimum: 1,
      },
      name: {
        type: 'string',
        example: 'John Doe',
      },
      email: {
        type: 'string',
        format: 'email',
      },
    },
  },
};

assert.deepEqual(mock(schema), [{ id: 1, name: 'John Doe', email: 'user@example.com' }]);

View more examples

mock-json-schema is Free and Open Source Software. Issues and pull requests are more than welcome!