diff --git a/test/test-cases/data/script.lua b/test/test-cases/data/script.lua
new file mode 100644
index 00000000..58ab53a1
--- /dev/null
+++ b/test/test-cases/data/script.lua
@@ -0,0 +1,29 @@
+-- Your script must define the main entry
+-- point, as below.
+function main()
+    -- Log something at level 1. Normally you shouldn't be
+    -- logging anything, especially not at level 1, but this is
+    -- just to show you can. Useful for debugging.
+    m.log(1, "Hello world!");
+
+    -- Retrieve one variable.
+    local var1 = m.getvar("REMOTE_ADDR");
+
+    -- Retrieve one variable, applying one transformation function.
+    -- The second parameter is a string.
+    local var2 = m.getvar("ARGS", "lowercase");
+
+    -- Retrieve one variable, applying several transformation functions.
+    -- The second parameter is now a list. You should note that m.getvar()
+    -- requires the use of comma to separate collection names from
+    -- variable names. This is because only one variable is returned.
+    local var3 = m.getvar("ARGS.p", { "lowercase", "compressWhitespace" } );
+
+    -- If you want this rule to match return a string
+    -- containing the error message. The message must contain the name
+    -- of the variable where the problem is located.
+    -- return "Variable ARGS:p looks suspicious!"
+
+    -- Otherwise, simply return nil.
+    return nil;
+end
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