refactor(command): report an error if collation not supported

Author: mbroadst

lib/operations/command_v2.js

@@ -7,6 +7,7 @@ const ReadConcern = require('../read_concern');
 const WriteConcern = require('../write_concern');
 const maxWireVersion = require('../core/utils').maxWireVersion;
 const commandSupportsReadConcern = require('../core/sessions').commandSupportsReadConcern;
+const MongoError = require('../error').MongoError;
 
 const SUPPORTS_WRITE_CONCERN_AND_COLLATION = 5;
 
@@ -44,6 +45,17 @@ class CommandOperationV2 extends OperationBase {
       Object.assign(cmd, { readConcern: this.readConcern });
     }
 
+    if (options.collation && serverWireVersion < SUPPORTS_WRITE_CONCERN_AND_COLLATION) {
+      callback(
+        new MongoError(
+          `Server ${
+            server.name
+          }, which reports wire version ${serverWireVersion}, does not support collation`
+        )
+      );
+      return;
+    }
+
     if (serverWireVersion >= SUPPORTS_WRITE_CONCERN_AND_COLLATION) {
       if (this.writeConcern && this.hasAspect(Aspect.WRITE_OPERATION)) {
         Object.assign(cmd, { writeConcern: this.writeConcern });