path.test.js

const { mockFirebase } = require('firestore-jest-mock');
mockFirebase({ database: {} });
const firebase = require('firebase');
const path = require('firestore-jest-mock/mocks/path');

describe('Single values transformed by field sentinels', () => {
  test('isEqual', () => {
    const path1 = new firebase.firestore.FieldPath('collection', 'doc1');
    const path2 = new firebase.firestore.FieldPath('collection', 'doc2');
    expect(path1.isEqual(path1)).toBe(true);
    expect(path2.isEqual(path2)).toBe(true);
    expect(path1.isEqual(path2)).toBe(false);
  });

  test('compareTo', () => {
    const path1 = new path.Path(['abc', 'def', 'ghij']);
    const path2 = new path.Path(['abc', 'def', 'ghik']);
    expect(path1.compareTo(path2)).toEqual(-1);
    const path3 = new path.Path(['abc', 'def', 'ghi']);
    expect(path1.compareTo(path3)).toEqual(1);
    const path4 = new path.Path(['abc', 'def']);
    const path5 = new path.Path(['abc', 'def']);
    expect(path1.compareTo(path4)).toEqual(1);
    expect(path4.compareTo(path5)).toEqual(0);
    const path6 = new path.Path(['abc', 'def', 'ghi', 'klm']);
    expect(path6.compareTo(path1)).toEqual(-1);
    expect(path3.compareTo(path6)).toEqual(-1);
  });

  test('documentId', () => {
    const path = firebase.firestore.FieldPath.documentId();
    expect(path === firebase.firestore.FieldPath.documentId()).toBe(true);
  });
});