@fr3dhugh3s/gmail-tester/spec/gmail.spec.js

A simple NodeJS gmail client which checks the inbox for specific message existence

const gmail = require('../gmail');
const tokenStore = require('../token-store');

const { google } = require('googleapis');

const fs = require('fs');

describe('Gmail', () => {

  it('authorize works with file paths', () => {
    const cred_file = '{"installed":{"client_secret":"client_secret","client_id":"client_id","redirect_uris":["redirect_uris"]}}';
    spyOn(fs, 'readFileSync').and.returnValue(Buffer.alloc(cred_file.length, cred_file));
    spyOn(tokenStore, 'get').and.returnValue('tokenfile');

    const oAuth2Spy = jasmine.createSpyObj('oAuth2', ['setCredentials'])
    spyOn(google.auth, 'OAuth2').and.returnValue(oAuth2Spy);

    const result = gmail.authorize('cred_path', 'token_path');

    expect(fs.readFileSync).toHaveBeenCalledOnceWith('cred_path');
    expect(tokenStore.get).toHaveBeenCalledOnceWith('token_path');
    expect(result).not.toBeNull();
    expect(oAuth2Spy.setCredentials).toHaveBeenCalledOnceWith('tokenfile');
  });

  it('authorize works with json objects', () => {
    const cred_obj = {"installed":{"client_secret":"client_secret","client_id":"client_id","redirect_uris":["redirect_uris"]}};
    spyOn(fs, 'readFileSync');
    spyOn(tokenStore, 'get');

    const oAuth2Spy = jasmine.createSpyObj('oAuth2', ['setCredentials'])
    spyOn(google.auth, 'OAuth2').and.returnValue(oAuth2Spy);

    const result = gmail.authorize(cred_obj, {myObj: true});

    expect(fs.readFileSync).not.toHaveBeenCalled();
    expect(tokenStore.get).not.toHaveBeenCalled();
    expect(result).not.toBeNull();
    expect(oAuth2Spy.setCredentials).toHaveBeenCalledOnceWith({myObj: true});
  });

});