chore(auth): fix unnecessary network calls in getCurrentUser API (#12052

) * chore: fix api network calls in getCurrentUser * chore: add getTokens method in internal auth class * chore: fix tests * chore: fix build * chore: remove input types * chore: fix build issue * fix build issue * fix build issue again * chore: fix failing unit test
aws-amplify · Sep 15, 2023 · a96ade9 · a96ade9
1 parent c7dfaf2
commit a96ade9
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Showing 12 changed files with 42 additions and 75 deletions.
diff --git a/packages/auth/__tests__/providers/cognito/getCurrentUser.test.ts b/packages/auth/__tests__/providers/cognito/getCurrentUser.test.ts
@@ -2,18 +2,15 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { Amplify } from 'aws-amplify';
-import { decodeJWT, fetchAuthSession } from '@aws-amplify/core/internals/utils';
+import { decodeJWT } from '@aws-amplify/core/internals/utils';
 import { AuthError } from '../../../src/errors/AuthError';
 import { getCurrentUser } from '../../../src/providers/cognito';
 import { InitiateAuthException } from '../../../src/providers/cognito/types/errors';
 import { fetchTransferHandler } from '@aws-amplify/core/internals/aws-client-utils';
 import { buildMockErrorResponse, mockJsonResponse } from './testUtils/data';
-
+import { Amplify as AmplifyV6 } from '@aws-amplify/core';
+import { USER_UNAUTHENTICATED_EXCEPTION } from '../../../src/errors/constants';
 jest.mock('@aws-amplify/core/lib/clients/handlers/fetch');
-jest.mock('@aws-amplify/core/internals/utils', () => ({
-	...jest.requireActual('@aws-amplify/core/internals/utils'),
-	fetchAuthSession: jest.fn(),
-}));
 
 Amplify.configure({
 	Auth: {
@@ -26,27 +23,25 @@ Amplify.configure({
 });
 const mockedAccessToken =
 	'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c';
-const mockFetchAuthSession = fetchAuthSession as jest.Mock;
+const mockGetTokensFunction = jest.spyOn(AmplifyV6.Auth, 'getTokens');
 const mockedSub = 'mockedSub';
 const mockedUsername = 'XXXXXXXXXXXXXX';
 
 describe('getUser API happy path cases', () => {
 	beforeEach(() => {
-		mockFetchAuthSession.mockResolvedValue({
-			tokens: {
-				accessToken: decodeJWT(mockedAccessToken),
-				idToken: {
-					payload: {
-						sub: mockedSub,
-						'cognito:username': mockedUsername,
-					},
+		mockGetTokensFunction.mockResolvedValue({
+			accessToken: decodeJWT(mockedAccessToken),
+			idToken: {
+				payload: {
+					sub: mockedSub,
+					'cognito:username': mockedUsername,
 				},
 			},
 		});
 	});
 
 	afterEach(() => {
-		mockFetchAuthSession.mockClear();
+		mockGetTokensFunction.mockClear();
 	});
 
 	test('get current user', async () => {
@@ -56,26 +51,20 @@ describe('getUser API happy path cases', () => {
 });
 
 describe('getUser API error path cases:', () => {
-	test('getUser API should raise service error', async () => {
-		expect.assertions(2);
-		mockFetchAuthSession.mockImplementationOnce(async () => {
-			throw new AuthError({
-				name: InitiateAuthException.InternalErrorException,
-				message: 'error at fetchAuthSession',
-			});
-		});
-		(fetchTransferHandler as jest.Mock).mockResolvedValue(
-			mockJsonResponse(
-				buildMockErrorResponse(InitiateAuthException.InternalErrorException)
-			)
-		);
+	beforeEach(() => {
+		mockGetTokensFunction.mockResolvedValue(null);
+	});
+
+	afterEach(() => {
+		mockGetTokensFunction.mockClear();
+	});
+	test('getUser API should raise a validation error when tokens are not found', async () => {
 		try {
-			await getCurrentUser({
-				recache: true,
-			});
+			const result = await getCurrentUser();
 		} catch (error) {
+			console.log(error);
 			expect(error).toBeInstanceOf(AuthError);
-			expect(error.name).toBe(InitiateAuthException.InternalErrorException);
+			expect(error.name).toBe(USER_UNAUTHENTICATED_EXCEPTION);
 		}
 	});
 });
diff --git a/packages/auth/package.json b/packages/auth/package.json
@@ -25,7 +25,7 @@
 		"clean:size": "rimraf dual-publish-tmp tmp*",
 		"format": "echo \"Not implemented\"",
 		"lint": "tslint '{src}/**/*.ts' && npm run ts-coverage",
-		"ts-coverage": "typescript-coverage-report -p ./tsconfig.json -t 91.19"
+		"ts-coverage": "typescript-coverage-report -p ./tsconfig.json -t 91.18"
 	},
 	"typesVersions": {
 		">=3.8": {

diff --git a/packages/auth/src/index.ts b/packages/auth/src/index.ts
@@ -24,7 +24,6 @@ export {
 } from './providers/cognito';
 
 export {
-	GetCurrentUserInput,
 	ConfirmResetPasswordInput,
 	ConfirmSignInInput,
 	ConfirmSignUpInput,

diff --git a/packages/auth/src/providers/cognito/apis/getCurrentUser.ts b/packages/auth/src/providers/cognito/apis/getCurrentUser.ts
@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { Amplify } from '@aws-amplify/core';
-import { GetCurrentUserInput, GetCurrentUserOutput } from '../types';
+import { GetCurrentUserOutput } from '../types';
 import { getCurrentUser as getCurrentUserInternal } from './internal/getCurrentUser';
 
 /**
@@ -13,8 +13,6 @@ import { getCurrentUser as getCurrentUserInternal } from './internal/getCurrentU
  * @throws - {@link InitiateAuthException} - Thrown when the service fails to refresh the tokens.
  * @throws AuthTokenConfigException - Thrown when the token provider config is invalid.
  */
-export const getCurrentUser = async (
-	input?: GetCurrentUserInput
-): Promise<GetCurrentUserOutput> => {
-	return getCurrentUserInternal(Amplify, input);
+export const getCurrentUser = async (): Promise<GetCurrentUserOutput> => {
+	return getCurrentUserInternal(Amplify);
 };
diff --git a/packages/auth/src/providers/cognito/apis/internal/getCurrentUser.ts b/packages/auth/src/providers/cognito/apis/internal/getCurrentUser.ts
@@ -2,22 +2,16 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { AmplifyClassV6 } from '@aws-amplify/core';
-import {
-	assertTokenProviderConfig,
-	fetchAuthSession,
-} from '@aws-amplify/core/internals/utils';
-import { GetCurrentUserInput, GetCurrentUserOutput } from '../../types';
+import { assertTokenProviderConfig } from '@aws-amplify/core/internals/utils';
 import { assertAuthTokens } from '../../utils/types';
+import { GetCurrentUserOutput } from '../../types';
 
 export const getCurrentUser = async (
-	amplify: AmplifyClassV6,
-	input?: GetCurrentUserInput
+	amplify: AmplifyClassV6
 ): Promise<GetCurrentUserOutput> => {
 	const authConfig = amplify.getConfig().Auth?.Cognito;
 	assertTokenProviderConfig(authConfig);
-	const { tokens } = await fetchAuthSession(amplify, {
-		forceRefresh: input?.recache ?? false,
-	});
+	const tokens = await amplify.Auth.getTokens({ forceRefresh: false });
 	assertAuthTokens(tokens);
 	const { 'cognito:username': username, sub } = tokens.idToken?.payload ?? {};
 

diff --git a/packages/auth/src/providers/cognito/apis/server/getCurrentUser.ts b/packages/auth/src/providers/cognito/apis/server/getCurrentUser.ts
@@ -5,23 +5,18 @@ import {
 	AmplifyServer,
 	getAmplifyServerContext,
 } from '@aws-amplify/core/internals/adapter-core';
-import { GetCurrentUserOutput, GetCurrentUserInput } from '../../types';
+import { GetCurrentUserOutput } from '../../types';
 import { getCurrentUser as getCurrentUserInternal } from '../internal/getCurrentUser';
 
 /**
  * Gets the current user from the idToken.
  *
- * @param input - The GetCurrentUserInput object.
  * @returns GetCurrentUserOutput
  * @throws - {@link InitiateAuthException} - Thrown when the service fails to refresh the tokens.
  * @throws AuthTokenConfigException - Thrown when the token provider config is invalid.
  */
 export const getCurrentUser = async (
-	contextSpec: AmplifyServer.ContextSpec,
-	input?: GetCurrentUserInput
+	contextSpec: AmplifyServer.ContextSpec
 ): Promise<GetCurrentUserOutput> => {
-	return getCurrentUserInternal(
-		getAmplifyServerContext(contextSpec).amplify,
-		input
-	);
+	return getCurrentUserInternal(getAmplifyServerContext(contextSpec).amplify);
 };
diff --git a/packages/auth/src/providers/cognito/index.ts b/packages/auth/src/providers/cognito/index.ts
@@ -20,7 +20,6 @@ export { signInWithRedirect } from './apis/signInWithRedirect';
 export { fetchUserAttributes } from './apis/fetchUserAttributes';
 export { signOut } from './apis/signOut';
 export {
-	GetCurrentUserInput,
 	ConfirmResetPasswordInput,
 	ConfirmSignInInput,
 	ConfirmSignUpInput,

diff --git a/packages/auth/src/providers/cognito/types/index.ts b/packages/auth/src/providers/cognito/types/index.ts
@@ -22,7 +22,6 @@ export {
 } from './options';
 
 export {
-	GetCurrentUserInput,
 	ConfirmResetPasswordInput,
 	ConfirmSignInInput,
 	ConfirmSignUpInput,

diff --git a/packages/auth/src/providers/cognito/types/inputs.ts b/packages/auth/src/providers/cognito/types/inputs.ts
@@ -15,7 +15,6 @@ import {
 	VerifyTOTPSetupOptions,
 } from '../types';
 import {
-	AuthGetCurrentUserInput,
 	AuthConfirmResetPasswordInput,
 	AuthConfirmSignInInput,
 	AuthConfirmSignUpInput,
@@ -31,11 +30,6 @@ import {
 	AuthVerifyTOTPSetupInput,
 } from '../../../types';
 
-/**
- * Input type for Cognito getCurrentUser API.
- */
-export type GetCurrentUserInput = AuthGetCurrentUserInput;
-
 /**
  * Input type for Cognito confirmResetPassword API.
  */

diff --git a/packages/auth/src/types/index.ts b/packages/auth/src/types/index.ts
@@ -34,7 +34,6 @@ export {
 	AuthConfirmSignInInput,
 	AuthUpdatePasswordInput,
 	AuthUpdateUserAttributesInput,
-	AuthGetCurrentUserInput,
 	AuthConfirmUserAttributeInput,
 	AuthVerifyTOTPSetupInput,
 	AuthSignInWithRedirectInput,

diff --git a/packages/auth/src/types/inputs.ts b/packages/auth/src/types/inputs.ts
@@ -137,12 +137,6 @@ export type AuthUpdateUserAttributesInput<
 	options?: { serviceOptions?: ServiceOptions };
 };
 
-/**
- * Constructs a `GetCurrentUser` input.
- * @param recache - whether to recache the user
- */
-export type AuthGetCurrentUserInput = { recache: boolean };
-
 /*
  * Constructs a `verifyUserAttribute` input.
  *

diff --git a/packages/core/src/singleton/Auth/index.ts b/packages/core/src/singleton/Auth/index.ts
@@ -52,8 +52,7 @@ export class AuthClass {
 		let userSub: string | undefined;
 
 		// Get tokens will throw if session cannot be refreshed (network or service error) or return null if not available
-		tokens =
-			(await this.authOptions?.tokenProvider?.getTokens(options)) ?? undefined;
+		tokens = await this.getTokens(options);
 
 		if (tokens) {
 			userSub = tokens.accessToken?.payload?.sub;
@@ -93,4 +92,12 @@ export class AuthClass {
 			return await this.authOptions.credentialsProvider.clearCredentialsAndIdentityId();
 		}
 	}
+
+	async getTokens(
+		options: FetchAuthSessionOptions
+	): Promise<AuthTokens | undefined> {
+		return (
+			(await this.authOptions?.tokenProvider?.getTokens(options)) ?? undefined
+		);
+	}
 }