diff --git a/src/.gitignore b/src/.gitignore
new file mode 100644
index 0000000..739a54a
--- /dev/null
+++ b/src/.gitignore
@@ -0,0 +1 @@
+nimcache
diff --git a/tests/.gitignore b/tests/.gitignore
new file mode 100644
index 0000000..182f0f7
--- /dev/null
+++ b/tests/.gitignore
@@ -0,0 +1,4 @@
+libTest1.so
+Test
+Test1.st
+nimcache
diff --git a/tests/Test.nim b/tests/Test.nim
new file mode 100644
index 0000000..8c1143d
--- /dev/null
+++ b/tests/Test.nim
@@ -0,0 +1,10 @@
+import Test1
+
+# Just to try out the Nim Test1.foo proc from Nim
+#   nim c -r Test.nim
+
+when isMainModule:
+  var v1, v2: Vector3
+  v1 = Vector3(x:1, y:2, z:3)
+  v2 = Vector3(x:4, y:5, z:6)
+  echo foo(v1, v2, 14)
diff --git a/tests/Test.nim.cfg b/tests/Test.nim.cfg
new file mode 100644
index 0000000..6bdf350
--- /dev/null
+++ b/tests/Test.nim.cfg
@@ -0,0 +1,4 @@
+--path:"../src"
+--cpu:i386
+--passC:"-m32"
+--passL:"-m32"
diff --git a/tests/Test1.nim b/tests/Test1.nim
new file mode 100644
index 0000000..aa04380
--- /dev/null
+++ b/tests/Test1.nim
@@ -0,0 +1,32 @@
+# This import adds macros to generate FFI Smalltalk code
+import squeaknim
+
+# Just compile with "nim c Test1.nim", copy resulting lib and Test1.st
+# to a Squeak directory, file in Test1.st and then it should be fine
+# to call foo, see class side of Test1 
+
+type
+  MyFloat = float32
+  Vector3* = object
+    x*, y*, z*: MyFloat
+
+# This sets the name of the FFI module (and class) and a Smalltalk prefix
+# to avoid collisions for generated classes, like Vector3 which turns into
+# URVector3 in Smalltalk
+setModulename "Test1", "UR"
+
+# Generate the Smalltalk class URVector3 representing Vector3
+wrapObject(Vector3)
+
+# Generate declarations for Smalltalk code 
+writeExternalLibrary()
+
+# Here follows Nim procedures that will be callable via FFI
+# Note that exportSt pragma to export.
+
+proc foo*(a, b: Vector3, c: int): cstring {.exportSt: "bar".} =
+  # Just a silly test proc
+  result = "x plus y plus c " & $(a.x + b.y + c.float)
+
+# Write the Smalltalk code to file
+writeSmallTalkCode("Test1.st")
diff --git a/tests/Test1.nim.cfg b/tests/Test1.nim.cfg
new file mode 100644
index 0000000..9033368
--- /dev/null
+++ b/tests/Test1.nim.cfg
@@ -0,0 +1,5 @@
+--path:"../src"
+--app:lib
+--cpu:i386
+--passC:"-m32"
+--passL:"-m32"
diff --git a/tests/test1.nim b/tests/test1.nim
deleted file mode 100644
index 992d136..0000000
--- a/tests/test1.nim
+++ /dev/null
@@ -1,18 +0,0 @@
-
-import squeaknim
-
-type
-  MyFloat = float32
-  Vector3 = object
-    x, y, z: MyFloat
-
-setModulename "urhonimo", "UR"
-
-wrapObject(Vector3)
-
-writeExternalLibrary()
-
-proc foo(a, b: Vector3): cstring {.exportSt: "bar".} =
-  result = "some string here"
-
-writeSmallTalkCode("test1.st")