diff --git a/t/lib/WebGUI/Macro/Callback.pm b/t/lib/WebGUI/Macro/Callback.pm
new file mode 100644
index 000000000..3fac9de7c
--- /dev/null
+++ b/t/lib/WebGUI/Macro/Callback.pm
@@ -0,0 +1,17 @@
+package WebGUI::Macro::Callback;
+
+use strict;
+use warnings;
+
+my $callback = sub {''};
+
+sub process {
+    return $callback->(@_);
+}
+
+sub setCallback {
+    $callback = shift;
+}
+
+1;
+