diff --git a/Unit_testing/BDL_Fixture_Assembly_Empty.xml b/Unit_testing/BDL_Fixture_Assembly_Empty.xml
new file mode 100644
index 0000000..b6352c9
--- /dev/null
+++ b/Unit_testing/BDL_Fixture_Assembly_Empty.xml
@@ -0,0 +1,7 @@
+<dataset>
+  <table name="assembly">
+    <column>product_code</column>
+    <column>component_code</column>
+    <column>quantity</column>
+  </table>
+</dataset>