refactor(aio): move deployment config tests and helpers around (#22483)

This commit prepares the ground for adding different types of tests.

PR Close #22483

aio/package.json

@@ -44,7 +44,7 @@
     "docs-watch": "node tools/transforms/authors-package/watchr.js",
     "docs-lint": "eslint --ignore-path=\"tools/transforms/.eslintignore\" tools/transforms",
     "docs-test": "node tools/transforms/test.js",
-    "deployment-config-test": "jasmine-ts tests/deployment/**/*.spec.ts",
+    "deployment-config-test": "jasmine-ts tests/deployment-config/unit/**/*.spec.ts",
     "firebase-utils-test": "jasmine-ts tools/firebase-test-utils/*.spec.ts",
     "tools-lint": "tslint -c \"tools/tslint.json\" \"tools/firebase-test-utils/**/*.ts\"",
     "tools-test": "./scripts/deploy-to-firebase.test.sh && yarn docs-test && yarn boilerplate:test && jasmine tools/ng-packages-installer/index.spec.js && yarn firebase-utils-test",

aio/tests/deployment-config/shared/helpers.ts

@@ -1,21 +1,24 @@
-const { readFileSync } = require('fs');
-const path = require('canonical-path');
-const cjson = require('cjson');
+import { resolve } from 'canonical-path';
+import { load as loadJson } from 'cjson';
+import { readFileSync } from 'fs';
 
-import { FirebaseRedirector, FirebaseRedirectConfig } from '../../tools/firebase-test-utils/FirebaseRedirector';
+import { FirebaseRedirector, FirebaseRedirectConfig } from '../../../tools/firebase-test-utils/FirebaseRedirector';
+
+
+const AIO_DIR = resolve(__dirname, '../../..');
 
 export function getRedirector() {
   return new FirebaseRedirector(loadRedirects());
 }
 
 export function loadRedirects(): FirebaseRedirectConfig[] {
-  const pathToFirebaseJSON = path.resolve(__dirname, '../../firebase.json');
-  const contents = cjson.load(pathToFirebaseJSON);
+  const pathToFirebaseJSON = `${AIO_DIR}/firebase.json`;
+  const contents = loadJson(pathToFirebaseJSON);
   return contents.hosting.redirects;
 }
 
 export function loadSitemapUrls() {
-  const pathToSiteMap = path.resolve(__dirname, '../../src/generated/sitemap.xml');
+  const pathToSiteMap = `${AIO_DIR}/src/generated/sitemap.xml`;
   const xml = readFileSync(pathToSiteMap, 'utf8');
   const urls: string[] = [];
   xml.replace(/<loc>([^<]+)<\/loc>/g, (_, loc) => urls.push(loc.replace('%%DEPLOYMENT_HOST%%', '')));
@@ -23,14 +26,14 @@ export function loadSitemapUrls() {
 }
 
 export function loadLegacyUrls() {
-  const pathToLegacyUrls = path.resolve(__dirname, 'URLS_TO_REDIRECT.txt');
+  const pathToLegacyUrls = `${__dirname}/URLS_TO_REDIRECT.txt`;
   const urls = readFileSync(pathToLegacyUrls, 'utf8').split('\n').map(line => line.split('\t'));
   return urls;
 }
 
 export function loadSWRoutes() {
-  const pathToSWManifest = path.resolve(__dirname, '../../ngsw-manifest.json');
-  const contents = cjson.load(pathToSWManifest);
+  const pathToSWManifest = `${AIO_DIR}/ngsw-manifest.json`;
+  const contents = loadJson(pathToSWManifest);
   const routes = contents.routing.routes;
   return Object.keys(routes).map(route => {
     const routeConfig = routes[route];

aio/tests/deployment-config/unit/testFirebaseRedirection.spec.ts

@@ -1,4 +1,4 @@
-import { getRedirector, loadLegacyUrls, loadRedirects, loadSitemapUrls } from './helpers';
+import { getRedirector, loadLegacyUrls, loadRedirects, loadSitemapUrls } from '../shared/helpers';
 
 describe('firebase.json redirect config', () => {
   describe('with sitemap urls', () => {

aio/tests/deployment-config/unit/testServiceWorkerRoutes.spec.ts

@@ -1,4 +1,4 @@
-import { loadLegacyUrls, loadSitemapUrls, loadSWRoutes } from './helpers';
+import { loadLegacyUrls, loadSitemapUrls, loadSWRoutes } from '../shared/helpers';
 
 describe('service-worker routes', () => {