refactor(infra): directory structure (#4615)

packages/common/env/src/__tests__/is-valid-ip-address.spec.ts

@@ -0,0 +1,27 @@
+import { describe, expect, test } from 'vitest';
+
+import { isValidIPAddress } from '../is-valid-ip-address.js';
+
+describe('isValidIpAddress', () => {
+  test('should return true for valid IP address', () => {
+    ['115.42.150.37', '192.168.0.1', '110.234.52.124', 'localhost'].forEach(
+      ip => {
+        expect(isValidIPAddress(ip)).toBe(true);
+      }
+    );
+  });
+
+  test('should return false for invalid IP address', () => {
+    [
+      '210.110',
+      '255',
+      'y.y.y.y',
+      '255.0.0.y',
+      '666.10.10.20',
+      '4444.11.11.11',
+      '33.3333.33.3',
+    ].forEach(ip => {
+      expect(isValidIPAddress(ip)).toBe(false);
+    });
+  });
+});