feat(isUpiId): Added regex and tests for UPI id validation

src/index.js

@@ -126,6 +126,8 @@ import isStrongPassword from './lib/isStrongPassword';
 
 import isVAT from './lib/isVAT';
 
+import isUPIId from './lib/isUpiId';
+
 const version = '13.11.0';
 
 const validator = {
@@ -236,6 +238,7 @@ const validator = {
   isLicensePlate,
   isVAT,
   ibanLocales,
+  isUPIId,
 };
 
 export default validator;

src/lib/isUpiId.js

@@ -0,0 +1,7 @@
+function isUPIId(upiId) {
+  // Regular expression pattern for UPI ID validation
+  const upiPattern = /^[a-zA-Z0-9]+@[a-zA-Z0-9-]+$/;
+
+  return upiPattern.test(upiId);
+}
+export default isUPIId;

test/validators.test.js

@@ -14463,54 +14463,32 @@ describe('Validators', () => {
       ],
     });
   });
-  it('should validate mailto URI', () => {
-    test({
-      validator: 'isMailtoURI',
-      valid: [
-        'mailto:?subject=something&[email protected]',
-        'mailto:?subject=something&[email protected],[email protected],',
-        'mailto:?subject=something&[email protected]',
-        'mailto:?subject=something&[email protected],[email protected]',
-        'mailto:[email protected],[email protected]',
-        'mailto:[email protected],[email protected]',
-        'mailto:[email protected]',
-        'mailto:[email protected]',
-        'mailto:?subject=something&body=something else',
-        'mailto:?subject=something&body=something else&[email protected],[email protected]',
-        'mailto:?subject=something&body=something else&[email protected],[email protected]',
-        'mailto:?subject=something&body=something else&[email protected]&[email protected],[email protected]',
-        'mailto:[email protected]',
-        'mailto:[email protected]?',
-        'mailto:[email protected]?subject=something',
-        'mailto:[email protected]?subject=something&[email protected]',
-        'mailto:[email protected]?subject=something&[email protected],[email protected],',
-        'mailto:[email protected]?subject=something&[email protected]',
-        'mailto:[email protected]?subject=something&[email protected],[email protected]',
-        'mailto:[email protected][email protected],[email protected]',
-        'mailto:[email protected][email protected],[email protected]',
-        'mailto:[email protected][email protected]',
-        'mailto:[email protected][email protected]&',
-        'mailto:[email protected]?subject=something&body=something else',
-        'mailto:[email protected]?subject=something&body=something else&[email protected],[email protected]',
-        'mailto:[email protected]?subject=something&body=something else&[email protected],[email protected]',
-        'mailto:[email protected]?subject=something&body=something else&[email protected]&[email protected],[email protected]',
-        'mailto:',
-      ],
-      invalid: [
-        '',
-        'somthing',
-        '[email protected]',
-        'mailto:?subject=okay&subject=444',
-        'mailto:?subject=something&wrong=888',
-        'mailto:somename@ｇｍａｉｌ.com',
-        'mailto:[email protected]?cc=somename@ｇｍａｉｌ.com',
-        'mailto:[email protected]?bcc=somename@ｇｍａｉｌ.com',
-        'mailto:[email protected]?bcc=somename@ｇｍａｉｌ.com&bcc',
-        'mailto:[email protected]?subject=anything&body=nothing&cc=&bcc=&key=',
-        'mailto:[email protected]?cc=somename',
-        'mailto:somename',
-        'mailto:[email protected]?subject=something&body=something else&[email protected]&[email protected],[email protected]&',
-        'mailto:?subject=something&body=something else&[email protected]&[email protected],[email protected]&',
+  it('should validate the given UPI address', () => {
+    test({
+      validator: 'isUPIId',
+      valid: [
+        'john@examplebank',
+        'sarah@mybank',
+        '1234567890@yourbank',
+        'alice@anotherbank',
+        'jdoe@somewherebank',
+        'testuser@bank1',
+        'myupi@bank2',
+        'upiaccount@bank3',
+        'anotheruser@bank4',
+        'jsmith@bank5',
+      ],
+      invalid: [
+        '', // Empty string
+        'missingbankname', // Missing "@" symbol.
+        '@bankwithspecialcharacters', // Missing username.
+        'user@bank with spaces', // Spaces in the bank name.
+        'user@@bank', // Double "@" symbols.
+        'user&bank', // Special characters in the bank name.
+        'user@invalid-bank-name-with-dashes', // Invalid characters in bank name.
+        'user@123bank', // Bank name starting with a number.
+        'user@bank!', // Exclamation mark in bank name.
+        'user@',
       ],
     });
   });