From 5012464b67dd99847afc7774bb2983cd47fe75fc Mon Sep 17 00:00:00 2001
From: Vincent CHAPRON <vincent@chapron.io>
Date: Thu, 1 Nov 2018 14:20:13 +0100
Subject: [PATCH] Regex checked only if ISO date was present in the string, it
 should check if the entire string is ISO Date

---
 src/validation/Validator.ts                                 | 2 +-
 test/functional/validation-functions-and-decorators.spec.ts | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/validation/Validator.ts b/src/validation/Validator.ts
index b052b9a9a3..692a12d8bd 100644
--- a/src/validation/Validator.ts
+++ b/src/validation/Validator.ts
@@ -341,7 +341,7 @@ export class Validator {
      * Checks if a given value is a ISOString date.
      */
     isDateString(value: any): boolean {
-        const regex = /\d{4}-[01]\d-[0-3]\dT[0-2]\d:[0-5]\d:[0-5]\d(?:\.\d+)?(?:Z|\+[0-2]\d(?:\:[0-5]\d)?)?/g;
+        const regex = /^\d{4}-[01]\d-[0-3]\dT[0-2]\d:[0-5]\d:[0-5]\d(?:\.\d+)?(?:Z|\+[0-2]\d(?:\:[0-5]\d)?)?$/g;
         return this.isString(value) && regex.test(value);
     }
 
diff --git a/test/functional/validation-functions-and-decorators.spec.ts b/test/functional/validation-functions-and-decorators.spec.ts
index a45d3a4fb4..1d06a71d81 100644
--- a/test/functional/validation-functions-and-decorators.spec.ts
+++ b/test/functional/validation-functions-and-decorators.spec.ts
@@ -619,7 +619,9 @@ describe("IsDateString", function() {
         2,
         null,
         undefined,
-        "text"
+        "text",
+        "text2018-01-04T08:15:30+04",
+        "2018-01-04T08:15:30Ztext",
     ];
 
     class MyClass {