Add schema tests

Author: LoisSotoLopez

deps/rabbit/priv/schema/rabbit.schema

@@ -2669,11 +2669,23 @@ end}.
 {mapping, "message_interceptors.outgoing.$interceptor.enabled", "rabbit.outgoing_message_interceptors", [
     {datatype, {enum, [true]}}]}.
 
-{mapping, "message_interceptors.incoming.set_header_timestamp.overwrite", "rabbit.incoming_message_interceptors", [
-    {datatype, {enum, [true, false]}}]}.
+{mapping,
+    "message_interceptors.incoming.set_header_timestamp.overwrite",
+    "rabbit.incoming_message_interceptors",
+    [{datatype, {enum, [true, false]}}]}.
+{mapping,
+    "message_interceptors.incoming.rabbit_message_interceptor_routing_node.overwrite",
+    "rabbit.incoming_message_interceptors",
+    [{datatype, {enum, [true, false]}}]}.
 
-{mapping, "message_interceptors.incoming.set_header_routing_node.overwrite", "rabbit.incoming_message_interceptors", [
-    {datatype, {enum, [true, false]}}]}.
+{mapping,
+    "message_interceptors.incoming.set_header_routing_node.overwrite",
+    "rabbit.incoming_message_interceptors",
+    [{datatype, {enum, [true, false]}}]}.
+{mapping,
+    "message_interceptors.incoming.rabbit_message_interceptor_timestamp.overwrite",
+    "rabbit.incoming_message_interceptors",
+    [{datatype, {enum, [true, false]}}]}.
 
 {translation, "rabbit.incoming_message_interceptors",
     fun(Conf) ->

deps/rabbit/test/config_schema_SUITE_data/rabbit.snippets

@@ -1119,6 +1119,50 @@ credential_validator.regexp = ^abc\\d+",
      ]}],
    []},
 
+  % Enable key allows to configure interceptors with empty conf
+  {message_interceptors,
+  "
+   message_interceptors.incoming.set_header_routing_node.enabled = true
+  ",
+   [{rabbit, [
+      {incoming_message_interceptors, [
+        {rabbit_message_interceptor_routing_node, #{}}
+       ]}
+     ]}],
+   []},
+
+  % An interceptor can be configured twice, with different options, both in
+  % incoming and outgoing group of interceptors
+  {message_interceptors,
+  "
+   message_interceptors.incoming.rabbit_message_interceptor_routing_node.overwrite = true
+   message_interceptors.outgoing.rabbit_message_interceptor_routing_node.enabled = true
+  ",
+   [{rabbit, [
+      {incoming_message_interceptors, [
+        {rabbit_message_interceptor_routing_node, #{overwrite => true}}
+       ]},
+      {outgoing_message_interceptors, [
+        {rabbit_message_interceptor_routing_node, #{}}
+       ]}
+     ]}],
+   []},
+
+  % Given a parameter gets configured multiple times, last value prevails
+  {message_interceptors,
+  "
+   message_interceptors.incoming.set_header_routing_node.overwrite = true
+   message_interceptors.incoming.set_header_routing_node.overwrite = false
+   message_interceptors.incoming.set_header_routing_node.overwrite = true
+   message_interceptors.incoming.set_header_routing_node.overwrite = false
+  ",
+   [{rabbit, [
+      {incoming_message_interceptors, [
+        {rabbit_message_interceptor_routing_node, #{overwrite => false}}
+       ]}
+     ]}],
+   []},
+
   %%
   %% Stream replication port range
   %%