Remove malformed EmailValidatorTest + Update UrlValidator test

Remove malformed EmailValidatorTest + Update UrlValidator test

Author: apetitpa

Tests/Constraints/EmailValidatorTest.php

@@ -159,10 +159,4 @@ public function testHostnameIsProperlyParsed()
 
         $this->assertNoViolation();
     }
-
-    public function testEmptyHostReturnsFalse()
-    {
-        $this->assertFalse($this->validator->checkMX(''));
-        $this->assertFalse($this->validator->checkHost(''));
-    }
 }

Tests/Constraints/UrlValidatorTest.php

@@ -171,7 +171,7 @@ public function getInvalidUrls()
             array('http://example.com/exploit.html?<script>alert(1);</script>'),
             array('http://example.com/exploit.html?hel lo'),
             array('http://example.com/exploit.html?not_a%hex'),
-            array('http:/.com'),
+            array('http://'),
         );
     }