[HttpFoundation] Fix Cookie::isCleared

Author: ro0NL

Cookie.php

@@ -183,6 +183,6 @@ public function isHttpOnly()
      */
     public function isCleared()
     {
-        return $this->expire < time();
+        return 0 !== $this->expire && $this->expire < time();
     }
 }

Tests/CookieTest.php

@@ -153,6 +153,18 @@ public function testCookieIsCleared()
         $cookie = new Cookie('foo', 'bar', time() - 20);
 
         $this->assertTrue($cookie->isCleared(), '->isCleared() returns true if the cookie has expired');
+
+        $cookie = new Cookie('foo', 'bar');
+
+        $this->assertFalse($cookie->isCleared());
+
+        $cookie = new Cookie('foo', 'bar', 0);
+
+        $this->assertFalse($cookie->isCleared());
+
+        $cookie = new Cookie('foo', 'bar', -1);
+
+        $this->assertFalse($cookie->isCleared());
     }
 
     public function testToString()