fix(@aws-amplify/auth): Ignores case when converting strings to boole…

…ans for user attributes (#8206)

packages/auth/__tests__/auth-unit-test.ts

@@ -3089,7 +3089,7 @@ describe('auth unit test', () => {
 			spyon.mockClear();
 		});
 
-		test('happy case with unverified', async () => {
+		test('happy case with verified', async () => {
 			const spyon = jest
 				.spyOn(Auth.prototype, 'userAttributes')
 				.mockImplementationOnce(() => {
@@ -3128,6 +3128,46 @@ describe('auth unit test', () => {
 
 			spyon.mockClear();
 		});
+
+		test('happy case with verified as strings', async () => {
+			const spyon = jest
+				.spyOn(Auth.prototype, 'userAttributes')
+				.mockImplementationOnce(() => {
+					return new Promise((res: any, rej) => {
+						res([
+							{
+								Name: 'email',
+								Value: '[email protected]',
+							},
+							{
+								Name: 'phone_number',
+								Value: '+12345678901',
+							},
+							{
+								Name: 'email_verified',
+								Value: 'true',
+							},
+							{
+								Name: 'phone_number_verified',
+								Value: 'True',
+							},
+						]);
+					});
+				});
+
+			const auth = new Auth(authOptions);
+			const user = new CognitoUser({
+				Username: 'username',
+				Pool: userPool,
+			});
+
+			expect(await auth.verifiedContact(user)).toEqual({
+				unverified: {},
+				verified: { email: '[email protected]', phone_number: '+12345678901' },
+			});
+
+			spyon.mockClear();
+		});
 	});
 
 	describe('currentUserPoolUser test', () => {

packages/auth/src/Auth.ts

@@ -2137,8 +2137,7 @@ export class AuthClass {
 					attribute.Name === 'email_verified' ||
 					attribute.Name === 'phone_number_verified'
 				) {
-					obj[attribute.Name] =
-						attribute.Value === 'true' || attribute.Value === true;
+					obj[attribute.Name] = this.isTruthyString(attribute.Value) || attribute.Value === true;
 				} else {
 					obj[attribute.Name] = attribute.Value;
 				}
@@ -2147,6 +2146,10 @@ export class AuthClass {
 		return obj;
 	}
 
+	private isTruthyString(value: any): boolean {
+		return typeof value.toLowerCase === 'function' && value.toLowerCase() === 'true';
+	}
+
 	private createCognitoUser(username: string): CognitoUser {
 		const userData: ICognitoUserData = {
 			Username: username,