PhpBrew\BuildSettings\BuildSettings::isDisabledVariant PHP Method

    public function isDisabledVariant($name)
    {
        return isset($this->disabledVariants[$name]);
    }

 public function testDisableVariant()
 {
     $settings = new BuildSettings();
     $settings->disableVariant('curl', true);
     ok($settings->isDisabledVariant('curl'));
 }