assert PDF contents using Playwright

assert PDF contents using Playwright.ts

import PDFParser from 'pdf2json';
import { test, expect } from '@playwright/test';

test.describe('assert PDF contents using Playwright', () => {
  let pdfContents: any
  test.beforeAll(async () => {
    pdfContents = await getPDFContents('./pdf_sample.pdf')
  })

  test('pdf file should have 6 pages', async () => {
    expect(pdfContents.Pages.length, 'The pdf should have 6 pages').toEqual(6);
  });

  test('shows the correct meta informaion (keywords)', async () => {
    expect(pdfContents.Meta.Keywords, 'PDF keyword was incorrect').toEqual('Standard Fees and Charges, 003-750, 3-750');
  });

  test('contains the correct subheading text', async () => {
    const rawText = pdfContents.Pages[0].Texts[3].R[0].T
    expect(decodeURI(rawText), 'The subheading text was incorrect').toEqual('When we may charge fees');
  });
});

async function getPDFContents(pdfFilePath: string): Promise<any> {
  let pdfParser = new PDFParser();
  return new Promise((resolve, reject) => {
    pdfParser.on('pdfParser_dataError', (errData: { parserError: any }) =>
      reject(errData.parserError)
    );
    pdfParser.on('pdfParser_dataReady', (pdfData) => {
      resolve(pdfData);
    });

    pdfParser.loadPDF(pdfFilePath);
  });
}