feat(auth): added multi-language support to logIn method

src/auth/spec/AuthManager.spec.ts

@@ -1,3 +1,7 @@
+/**
+ * @jest-environment jsdom
+ */
+
 import { AuthManager } from '../AuthManager'
 import * as dotenv from 'dotenv'
 import { ServerType } from '@sasjs/utils/types'
@@ -63,6 +67,12 @@ describe('AuthManager', () => {
   })
 
   describe('login - default mechanism', () => {
+    let languageGetter: any
+
+    beforeEach(() => {
+      languageGetter = jest.spyOn(window.navigator, 'language', 'get')
+    })
+
     it('should call the auth callback and return when already logged in', async () => {
       const authManager = new AuthManager(
         serverUrl,
@@ -294,6 +304,56 @@ describe('AuthManager', () => {
         mockLoginAuthoriseRequiredResponse
       )
     })
+
+    it('should check login success header based on language preferences of the browser', () => {
+      const authManager = new AuthManager(
+        serverUrl,
+        serverType,
+        requestClient,
+        authCallback
+      )
+
+      // test built in language codes
+      Object.keys(authManager['successHeaders']).forEach((key) => {
+        languageGetter.mockReturnValue(key)
+
+        expect(
+          authManager['isLogInSuccessHeaderPresent'](
+            serverType,
+            authManager['successHeaders'][key]
+          )
+        ).toBeTruthy()
+      })
+
+      // test possible longer language codes
+      const possibleLanguageCodes = [
+        { short: 'en', long: 'en-US' },
+        { short: 'fr', long: 'fr-FR' },
+        { short: 'es', long: 'es-ES' }
+      ]
+
+      possibleLanguageCodes.forEach((key) => {
+        const { short, long } = key
+        languageGetter.mockReturnValue(long)
+
+        expect(
+          authManager['isLogInSuccessHeaderPresent'](
+            serverType,
+            authManager['successHeaders'][short]
+          )
+        ).toBeTruthy()
+      })
+
+      // test falling back to default language code
+      languageGetter.mockReturnValue('WRONG-LANGUAGE')
+
+      expect(
+        authManager['isLogInSuccessHeaderPresent'](
+          serverType,
+          authManager['successHeaders'][authManager['defaultSuccessHeaderKey']]
+        )
+      ).toBeTruthy()
+    })
   })
 
   describe('login - redirect mechanism', () => {

src/auth/spec/mockResponses.ts

@@ -1,7 +1,8 @@
 import { SasAuthResponse } from '@sasjs/utils/types'
+import { enLoginSuccessHeader } from '../AuthManager'
 
 export const mockLoginAuthoriseRequiredResponse = `<form id="application_authorization" action="/SASLogon/oauth/authorize" method="POST"><input type="hidden" name="X-Uaa-Csrf" value="2nfuxIn6WaOURWL7tzTXCe"/>`
-export const mockLoginSuccessResponse = `You have signed in`
+export const mockLoginSuccessResponse = enLoginSuccessHeader
 
 export const mockAuthResponse: SasAuthResponse = {
   access_token: 'acc355',

src/auth/spec/verifySas9Login.spec.ts

@@ -3,6 +3,7 @@
  */
 import { verifySas9Login } from '../verifySas9Login'
 import * as delayModule from '../../utils/delay'
+import { enLoginSuccessHeader } from '../AuthManager'
 
 describe('verifySas9Login', () => {
   const serverUrl = 'http://test-server.com'
@@ -18,7 +19,7 @@ describe('verifySas9Login', () => {
     const popup = {
       window: {
         location: { href: serverUrl + `/SASLogon` },
-        document: { body: { innerText: '<h3>You have signed in.</h3>' } }
+        document: { body: { innerText: `<h3>${enLoginSuccessHeader}</h3>` } }
       }
     } as unknown as Window
 

src/auth/spec/verifySasViyaLogin.spec.ts

@@ -3,6 +3,7 @@
  */
 import { verifySasViyaLogin } from '../verifySasViyaLogin'
 import * as delayModule from '../../utils/delay'
+import { enLoginSuccessHeader } from '../AuthManager'
 
 describe('verifySasViyaLogin', () => {
   const serverUrl = 'http://test-server.com'
@@ -19,7 +20,7 @@ describe('verifySasViyaLogin', () => {
     const popup = {
       window: {
         location: { href: serverUrl + `/SASLogon` },
-        document: { body: { innerText: '<h3>You have signed in.</h3>' } }
+        document: { body: { innerText: `<h3>${enLoginSuccessHeader}</h3>` } }
       }
     } as unknown as Window