diff --git a/src/tests.libraries.ss b/src/tests.libraries.ss
new file mode 100644
index 0000000..91b6322
--- /dev/null
+++ b/src/tests.libraries.ss
@@ -0,0 +1,46 @@
+
+
+(library (F)
+  (export f)
+  (import (ikarus))
+  (define f
+    (lambda (x) 12))
+  (printf "F invoked\n"))
+
+(library (G)
+  (export)
+  (import (ikarus) (F))
+  (define-syntax t f)
+  (printf "G invoked: f=~s\n" t))
+    
+(library (Q)
+  (export foo)
+  (import (ikarus))
+  (define-record foo (bar baz)))
+
+(library (R)
+  (export)
+  (import (ikarus) (Q))
+  (printf "RTD=~s\n" (type-descriptor foo)))
+
+(invoke (R))
+
+(library (F0)
+  (export f)
+  (import (ikarus))
+  (define g 17)
+  (define-syntax f
+    (lambda (x) #'h))
+  (define-syntax h 
+    (lambda (x) #'g)))
+
+(library (F0 client)
+  (export)
+  (import (ikarus) (F0))
+  (unless (= (f) 17) 
+    (error #f "F0 client"))
+  (printf "F0 client ok\n"))
+
+(invoke (F0 client))
+
+