feat: Add Aadhaar validation

Indian Profile Number

Author: Kathuria

src/__tests__/aadhaar-validaton.test.ts

@@ -0,0 +1,26 @@
+import { isValid_Aadhaar_Number } from '../aadhaar-validation';
+
+describe('isValid_Aadhaar_Number', () => {
+  it('should return false for null input', () => {
+    expect(isValid_Aadhaar_Number(null as any)).toBe(false);
+  });
+
+  it('should return false for Aadhaar numbers with incorrect format', () => {
+    expect(isValid_Aadhaar_Number('1234 5678 9012')).toBe(false);
+    expect(isValid_Aadhaar_Number('23456789012')).toBe(false);
+    expect(isValid_Aadhaar_Number('2345-6789-0123')).toBe(false);
+  });
+
+  it('should return true for valid Aadhaar numbers', () => {
+    expect(isValid_Aadhaar_Number('2345 6789 0123')).toBe(true);
+    expect(isValid_Aadhaar_Number('3456 7890 1234')).toBe(true);
+  });
+
+  it('should return false for Aadhaar numbers starting with 1', () => {
+    expect(isValid_Aadhaar_Number('1234 5678 9012')).toBe(false);
+  });
+
+  it('should return false for Aadhaar numbers with spaces in wrong places', () => {
+    expect(isValid_Aadhaar_Number('234 56789 0123')).toBe(false);
+  });
+});

src/__tests__/ssn-validaton.test.ts

@@ -0,0 +1,29 @@
+import { isValid_SSN } from '../ssn-validation';
+
+describe('isValid_SSN', () => {
+  it('should return false for SSN with length not equal to 9', () => {
+    expect(isValid_SSN('123')).toBe(false);
+    expect(isValid_SSN('1234567890')).toBe(false);
+  });
+
+  it('should return false for SSN starting with 9', () => {
+    expect(isValid_SSN('912345678')).toBe(false);
+  });
+
+  it('should return false for SSN with invalid area numbers', () => {
+    expect(isValid_SSN('000123456')).toBe(false);
+    expect(isValid_SSN('666123456')).toBe(false);
+  });
+
+  it('should return false for SSN with invalid group numbers', () => {
+    expect(isValid_SSN('123001234')).toBe(false);
+  });
+
+  it('should return false for SSN with invalid serial numbers', () => {
+    expect(isValid_SSN('123450000')).toBe(false);
+  });
+
+  it('should return true for valid SSN', () => {
+    expect(isValid_SSN('123456789')).toBe(true);
+  });
+});

src/__tests__/ssn-validatons.test.ts

@@ -0,0 +1,17 @@
+/** Funtion to validate Aadhaar Number */
+export const isValid_Aadhaar_Number = (aadhaar_number: string): boolean => {
+
+	// Regex to check valid
+	// aadhaar_number 
+	let regex = new RegExp(/^[2-9]{1}[0-9]{3}\s[0-9]{4}\s[0-9]{4}$/);
+
+	// if aadhaar_number 
+	// is empty return false
+	if (aadhaar_number == null) {
+		return false;
+	}
+
+	// Return true if the aadhaar_number
+	// matched the ReGex
+	return regex.test(aadhaar_number);
+}

src/aadhaar-validation.ts

@@ -1 +1,2 @@
+export * from './aadhaar-validation';
 export * from './ssn-validation';

src/index.ts

@@ -1,9 +1,8 @@
 
 /**
 * Function to validate SSN based on defined rules
-param value
 */
-export const validateSSN = (value: string): boolean => {
+export const isValid_SSN = (value: string): boolean => {
 const invalidSSPatterns = ['000','666'];
         if ((value.length >= 1 && value. length !== 9) || value[0] === '9' || invalidSSPatterns.includes(value.slice(0, 3)) || value.slice(3, 5) === '00' || value.slice(5, 9) === '0000') {
                 return false;