import { expect } from 'chai';
import { v5 as UUID } from 'uuid';
import { processEvent } from '../lib/event.utilities';

describe('Service response test', async () => {
  it('userId is extracted from the cognito lambda-proxy-mapped authorizer claims', async () => {
    const testUserId = UUID;
    const event = {
      requestContext: {
        authorizer: {
          claims: {
            'cognito:username': testUserId,
          },
        },
      },
    };

    const { userId } = processEvent(event);
    expect(userId).to.equal(testUserId);
  });

  it('body is parsed from the JSON body', async () => {
    const testUserId = UUID;
    const testBody = { a: 1, b: 2 };
    const event = {
      body: JSON.stringify(testBody),
      requestContext: {
        authorizer: {
          claims: {
            'cognito:username': testUserId,
          },
        },
      },
    };

    const { body, userId } = processEvent(event);
    expect(userId).to.equal(testUserId);
    expect(body).to.deep.equal(testBody);
  });
});