Copilot.getChangesOnList.test.ts

import { getChangesOnList } from './getChangesOnList';

describe('getChangesOnList', () => {
  it('should return the correct changes', () => {
    const prev = [
      { id: 1, name: 'foo' },
      { id: 2, name: 'bar' },
    ];
    const curr = [
      { id: 1, name: 'foo' },
      { id: 2, name: 'baz' },
      { id: 3, name: 'qux' },
    ];
    const changes = getChangesOnList(prev, curr);
    expect(changes).toEqual({
      add: [{ id: 3, name: 'qux' }],
      update: [{ id: 2, name: 'baz' }],
      remove: [],
    });
  });

  it('should return the correct changes when the list is empty', () => {
    const prev = [
      { id: 1, name: 'foo' },
      { id: 2, name: 'bar' },
    ];
    const curr = [];
    const changes = getChangesOnList(prev, curr);
    expect(changes).toEqual({
      add: [],
      update: [],
      remove: [
        { id: 1, name: 'foo' },
        { id: 2, name: 'bar' },
      ],
    });
  });

  it('should return the correct changes when the list is empty', () => {
    const prev = [];
    const curr = [
      { id: 1, name: 'foo' },
      { id: 2, name: 'bar' },
    ];
    const changes = getChangesOnList(prev, curr);
    expect(changes).toEqual({
      add: [
        { id: 1, name: 'foo' },
        { id: 2, name: 'bar' },
      ],
      update: [],
      remove: [],
    });
  });

  it('should return the correct changes when the list is empty', () => {
    const prev = [];
    const curr = [];
    const changes = getChangesOnList(prev, curr);
    expect(changes).toEqual({
      add: [],
      update: [],
      remove: [],
    });
  });
});