/**
* Helper function to merge arguments with default arguments according to their registration
* This usually happens in ViewHelperInvoker before the view helper methods are called
*
* @param ViewHelperInterface $viewHelper
* @param array $arguments
*/
protected function setArgumentsUnderTest(ViewHelperInterface $viewHelper, array $arguments = [])
{
$argumentDefinitions = $viewHelper->prepareArguments();
foreach ($argumentDefinitions as $argumentName => $argumentDefinition) {
if (!isset($arguments[$argumentName])) {
$arguments[$argumentName] = $argumentDefinition->getDefaultValue();
}
}
$viewHelper->setArguments($arguments);
}
/**
* @return ArgumentDefinition[]
*/
public function getArgumentDefinitions()
{
return $this->uninitializedViewHelper->prepareArguments();
}
/**
* Return an array of ArgumentDefinition instances which describe
* the arguments that the ViewHelper supports. By default, the
* arguments are simply fetched from the ViewHelper - but custom
* implementations can if necessary add/remove/replace arguments
* which will be passed to the ViewHelper.
*
* @param ViewHelperInterface $viewHelper
* @return ArgumentDefinition[]
*/
public function getArgumentDefinitionsForViewHelper(ViewHelperInterface $viewHelper)
{
return $viewHelper->prepareArguments();
}
