well, just drop this...

this test does not help much anyway. it is still tested for false in strict mode.

tests/framework/validators/RequiredValidatorTest.php

@@ -30,10 +30,6 @@ class RequiredValidatorTest extends TestCase
         $val = new RequiredValidator(['requiredValue' => 55]);
         $this->assertTrue($val->validate(55));
         $this->assertTrue($val->validate("55"));
-        if (defined('HHVM_VERSION') || version_compare(PHP_VERSION, '7.0.0', '<')) {
-            // hex to int conversion of strings is not available in php7 anymore
-            $this->assertTrue($val->validate("0x37"));
-        }
         $this->assertFalse($val->validate("should fail"));
         $this->assertTrue($val->validate(true));
         $val->strict = true;