Make sure IPv4 addresses can not contain segments greater than 255

Signed-off-by: Mcat12 <newtoncat12@yahoo.com>

src/validate.js

@@ -66,10 +66,9 @@ export function isValidIpv4(address) {
   }
 
   // No segment can be longer than 3 characters or be empty
-  if (segments.some(segment => segment.length > 3 || segment.length === 0)) {
-    return false;
-  }
 
   // All segments must be numbers (positive)
-  return segments.every(segment => isPositiveNumber(segment));
+  return segments.every(
+    segment => isPositiveNumber(segment) && parseInt(segment) < 256
+  );
 }

src/validate.test.js

@@ -183,5 +183,9 @@ describe("Testing the validation functions", () => {
     it("fails 10. 10.1.1", () => {
       expect(isValidIpv4("10. 10.1.1")).toBe(false);
     });
+
+    it("fails 555.666.777.888", () => {
+      expect(isValidIpv4("555.666.777.888")).toBe(false);
+    });
   });
 });