given an None full_schema, do not fail.

src/collective/elastic/ingest/preprocessing.py

@@ -126,20 +126,20 @@ def action_field_remove(content, full_schema, config):
 
 def action_full_remove(content, full_schema, config):
     """remove full behavior or types fields."""
-    section = full_schema[config["section"]]
     if full_schema:
+        section = full_schema[config["section"]]
         # we need to cache the fields, because in subsequent calls there is no schema provided
         fields = section.get(config["name"])
         if not fields:
             return
+        del section[config["name"]]
         if "__fields" not in "config":
             config["__fields"] = fields
     else:
         fields = config["__fields"]
     for field in fields:
         if field["name"] in content:
             del content[field["name"]]
-    del section[config["name"]]
 
 
 ACTION_FUNCTIONS["full_remove"] = action_full_remove

src/collective/elastic/ingest/preprocessing_test.py

@@ -84,6 +84,15 @@ def test_action_field_remove():
     assert root == {"foo": "bar"}
     assert len(full_schema["behaviors"]["plone.basic"]) == 1
 
+    # on a second call the full_schema might be None
+    # Nonetheles the field should be removed
+    root = {
+        "foo": "bar",
+        "title": "Foo",
+    }
+    preprocessing.action_field_remove(root, None, config)
+    assert root == {"foo": "bar"}
+
 
 def test_action_full_remove():
     full_schema = {
@@ -118,3 +127,15 @@ def test_action_full_remove():
 
     assert root == {"baz": "Baaz", "description": "Bar", "title": "Foo"}
     assert "plone.categorization" not in full_schema["behaviors"]
+
+    # on a second call the full_schema might be None
+    # Nonetheles the field should be removed
+    root = {
+        "title": "Foo",
+        "description": "Bar",
+        "subjects": ["Foo", "Bar"],
+        "language": "de",
+        "baz": "Baaz",
+    }
+    preprocessing.action_full_remove(root, None, config)
+    assert root == {"baz": "Baaz", "description": "Bar", "title": "Foo"}