diff --git a/cameo/test/Makefile b/cameo/test/Makefile
new file mode 100644
index 0000000..83cd302
--- /dev/null
+++ b/cameo/test/Makefile
@@ -0,0 +1,7 @@
+.PHONY:	all plot
+
+all:
+	./doit
+
+plot:
+	echo 'plot "in.gp" with lines, "out.gp" with lines' | gnuplot -persist
diff --git a/cameo/test/doit b/cameo/test/doit
new file mode 100755
index 0000000..d4ef1f8
--- /dev/null
+++ b/cameo/test/doit
@@ -0,0 +1,10 @@
+#!/bin/sh
+../cameo <<EOF
+gnuplot 3 in.gp
+offset inside
+write out.gp
+clear
+gnuplot 3 in.gp
+area 3 0
+append out.gp
+EOF
diff --git a/cameo/test/in.gp b/cameo/test/in.gp
new file mode 100644
index 0000000..a4065e2
--- /dev/null
+++ b/cameo/test/in.gp
@@ -0,0 +1,37 @@
+0 0 0
+40 0 0
+#40 20 0
+50 20 0
+#60 20 0
+60 0 0
+95 0 0
+100 10 0
+100 100 0
+80 100 0
+65 80 0
+60 100 0
+40 100 0
+35 90 0
+20 100 0
+10 100 0
+0 0 0
+
+#%outside
+50 40 0
+80 40 0
+80 70 0
+50 70 0
+50 40 0
+
+#%outside
+10 30 0
+30 30 0
+30 50 0
+10 50 0
+10 30 0
+
+60 50 0
+60 60 0
+70 60 0
+70 50 0
+60 50 0