feat(HighLevel Node): Add support for calendar items (#10820)

packages/nodes-base/nodes/HighLevel/v2/test/IsPhoneValid.test.ts

@@ -0,0 +1,33 @@
+import { isPhoneValid } from '../GenericFunctions';
+
+describe('isPhoneValid', () => {
+	it('should return true for a valid phone number', () => {
+		const phone = '+1234567890';
+		const result = isPhoneValid(phone);
+		expect(result).toBe(true);
+	});
+
+	it('should return false for an invalid phone number', () => {
+		const phone = 'invalid-phone';
+		const result = isPhoneValid(phone);
+		expect(result).toBe(false);
+	});
+
+	it('should return false for a phone number with invalid characters', () => {
+		const phone = '+123-abc-456';
+		const result = isPhoneValid(phone);
+		expect(result).toBe(false);
+	});
+
+	it('should return false for an empty phone number', () => {
+		const phone = '';
+		const result = isPhoneValid(phone);
+		expect(result).toBe(false);
+	});
+
+	it('should return false for a phone number with only special characters', () => {
+		const phone = '!!!@@@###';
+		const result = isPhoneValid(phone);
+		expect(result).toBe(false);
+	});
+});