error out with invalid option when createCollection

src/main/java/io/stargate/sgv2/jsonapi/api/configuration/CommandObjectMapperHandler.java

@@ -1,13 +1,35 @@
 package io.stargate.sgv2.jsonapi.api.configuration;
 
+import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.databind.DeserializationContext;
 import com.fasterxml.jackson.databind.JavaType;
+import com.fasterxml.jackson.databind.JsonDeserializer;
 import com.fasterxml.jackson.databind.deser.DeserializationProblemHandler;
 import com.fasterxml.jackson.databind.jsontype.TypeIdResolver;
 import io.stargate.sgv2.jsonapi.exception.ErrorCode;
 import io.stargate.sgv2.jsonapi.exception.JsonApiException;
+import java.io.IOException;
 
 public class CommandObjectMapperHandler extends DeserializationProblemHandler {
+
+  @Override
+  public boolean handleUnknownProperty(
+      DeserializationContext ctxt,
+      JsonParser p,
+      JsonDeserializer<?> deserializer,
+      Object beanOrClass,
+      String propertyName)
+      throws IOException {
+    if (deserializer.handledType().toString().endsWith("CreateCollectionCommand$Options")) {
+      throw ErrorCode.INVALID_CREATE_COLLECTION_OPTIONS.toApiException(
+          "No option \"%s\" found as createCollectionCommand option (known options: \"indexing\", \"vector\")",
+          propertyName);
+    }
+    // false means if not matched by above handle logic, object mapper will
+    // FAIL_ON_UNKNOWN_PROPERTIES.
+    return false;
+  }
+
   @Override
   public JavaType handleUnknownTypeId(
       DeserializationContext ctxt,

src/main/java/io/stargate/sgv2/jsonapi/exception/ErrorCode.java

@@ -5,6 +5,7 @@ public enum ErrorCode {
   /** Command error codes. */
   COUNT_READ_FAILED("Unable to count documents"),
   COMMAND_NOT_IMPLEMENTED("The provided command is not implemented."),
+  INVALID_CREATE_COLLECTION_OPTIONS("The provided options are invalid"),
   NO_COMMAND_MATCHED("Unable to find the provided command"),
   COMMAND_ACCEPTS_NO_OPTIONS("Command accepts no options"),
 

src/test/java/io/stargate/sgv2/jsonapi/api/v1/CreateCollectionIntegrationTest.java

@@ -508,6 +508,36 @@ public void failWithInvalidNameInIndexingDeny() {
           .body("errors[0].errorCode", is("INVALID_INDEXING_DEFINITION"))
           .body("errors[0].exceptionClass", is("JsonApiException"));
     }
+
+    @Test
+    public void failWithInvalidOption() {
+      given()
+          .header(HttpConstants.AUTHENTICATION_TOKEN_HEADER_NAME, getAuthToken())
+          .contentType(ContentType.JSON)
+          .body(
+              """
+                            {
+                              "createCollection": {
+                                "name": "collection_with_invalid_option",
+                                "options" : {
+                                  "InDex" : {}
+                                }
+                              }
+                            }
+                            """)
+          .when()
+          .post(NamespaceResource.BASE_PATH, namespaceName)
+          .then()
+          .statusCode(200)
+          .body("status", is(nullValue()))
+          .body("data", is(nullValue()))
+          .body(
+              "errors[0].message",
+              startsWith(
+                  "The provided options are invalid: No option \"InDex\" found as createCollectionCommand option (known options: \"indexing\", \"vector\")"))
+          .body("errors[0].errorCode", is("INVALID_CREATE_COLLECTION_OPTIONS"))
+          .body("errors[0].exceptionClass", is("JsonApiException"));
+    }
   }
 
   private void deleteCollection(String collectionName) {