BUGFIX: Assert that SetNodeProperties is not handled empty

Neos.ContentRepository.BehavioralTests/Tests/Behavior/Features/04-NodeModification/01-SetNodeProperties_ConstraintChecks.feature

@@ -67,7 +67,7 @@ Feature: Set node properties: Constraint checks
       | Key                       | Value                    |
       | nodeAggregateId           | "lady-eleonode-rootford" |
       | originDimensionSpacePoint | {"language":"de"}        |
-      | propertyValues            | {}                       |
+      | propertyValues            | {"text":"New text"}      |
     Then the last command should have thrown an exception of type "NodeAggregateIsRoot"
 
   Scenario: Try to set properties in an origin dimension space point that does not exist

Neos.ContentRepository.Core/Classes/Feature/NodeModification/Command/SetNodeProperties.php

@@ -48,6 +48,9 @@ private function __construct(
         public OriginDimensionSpacePoint $originDimensionSpacePoint,
         public PropertyValuesToWrite $propertyValues,
     ) {
+        if ($this->propertyValues->isEmpty()) {
+            throw new \InvalidArgumentException(sprintf('The command "SetNodeProperties" for node %s must contain property values', $this->nodeAggregateId->value), 1733394351);
+        }
     }
 
     /**

Neos.ContentRepository.Core/Classes/Feature/NodeModification/Dto/PropertyValuesToWrite.php

@@ -95,4 +95,9 @@ public function getPropertiesToUnset(): PropertyNames
             )
         );
     }
+
+    public function isEmpty(): bool
+    {
+        return $this->values === [];
+    }
 }