Mailspring/internal_packages/remove-tracking-pixels/spec/tracking-pixels-extension-spec.es6

/* eslint no-irregular-whitespace: 0 */
import {removeTrackingPixels} from '../lib/main';
import fs from 'fs';

const readFixture = (name) => {
  return fs.readFileSync(`${__dirname}/fixtures/${name}`).toString().trim()
}

describe("TrackingPixelsExtension", function trackingPixelsExtension() {
  it("should splice all tracking pixels from emails I've sent", () => {
    const before = readFixture('a-before.txt');
    const expected = readFixture('a-after.txt');

    const message = {
      body: before,
      accountId: '1234',
      isFromMe: () => true,
    }
    removeTrackingPixels(message);
    expect(message.body).toEqual(expected);
  });

  it("should always splice Nylas read receipts for the current account id ", () => {
    const before = readFixture('b-before.txt');
    const expected = readFixture('b-after.txt');

    const message = {
      body: before,
      accountId: '1234',
      isFromMe: () => false,
    }
    removeTrackingPixels(message);
    expect(message.body).toEqual(expected);
  });
});