/**
* Returns the value of an attribute of a class or an object.
* This also works for attributes that are declared protected or private.
*
* @param mixed $classOrObject
* @param string $attributeName
* @return mixed
* @throws PHPUnit_Framework_Exception
*/
public static function readAttribute($classOrObject, $attributeName)
{
if (!is_string($attributeName)) {
throw PHPUnit_Util_InvalidArgumentHelper::factory(2, 'string');
}
if (is_string($classOrObject)) {
if (!class_exists($classOrObject)) {
throw PHPUnit_Util_InvalidArgumentHelper::factory(1, 'class name');
}
return PHPUnit_Util_Class::getStaticAttribute($classOrObject, $attributeName);
} else {
if (is_object($classOrObject)) {
return PHPUnit_Util_Class::getObjectAttribute($classOrObject, $attributeName);
} else {
throw PHPUnit_Util_InvalidArgumentHelper::factory(1, 'class name or object');
}
}
}