fix: failing e2e tests due to pdf gen

Author: kevin9foong

src/app/utils/convert-html-to-pdf.ts

@@ -1,7 +1,7 @@
 import { err, ok, ResultAsync } from 'neverthrow'
 import puppeteer from 'puppeteer-core'
 
-import config, { aws as AwsConfig } from '../config/config'
+import config, { aws as AwsConfig, isTest } from '../config/config'
 import { createLoggerWithLabel } from '../config/logger'
 import {
   PdfGenerationLambdaFailureError,
@@ -136,6 +136,12 @@ export const generatePdfFromHtml = async (
   summaryHtml: string,
   isUseLambdaOutput: boolean,
 ): Promise<Buffer> => {
+  // Required for e2e testing, since PDF is generated during submission.
+  if (isTest) {
+    const DUMMY_PDF_CONTENT = 'TEST PDF CONTENT'
+    return Buffer.from(DUMMY_PDF_CONTENT)
+  }
+
   const logMeta = {
     action: 'generatePdfFromHtml',
     isUseLambdaOutput,