updates

Author: qingyang-hu

mongo/integration/mtest/mongotest.go

@@ -227,13 +227,13 @@ func (t *T) RunOpts(name string, opts *Options, callback func(mt *T)) {
 			sub.AddMockResponses(sub.mockResponses...)
 		}
 
+		if sub.fpClient == nil {
+			sub.fpClient = t.fpClient
+		}
 		// for shareClient, inherit the client from the parent
 		if sub.shareClient != nil && *sub.shareClient && sub.clientType == t.clientType {
 			sub.Client = t.Client
 		}
-		if sub.fpClient == nil {
-			sub.fpClient = sub.createTestClient()
-		}
 		// only create a client if not already set
 		if sub.Client == nil {
 			if sub.createClient == nil || *sub.createClient {