diff --git a/tests/test_functions.sh b/tests/test_functions.sh
new file mode 100755
index 0000000..e57948a
--- /dev/null
+++ b/tests/test_functions.sh
@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+
+# Tests for DevStack meta-config functions
+
+TOP=$(cd $(dirname "$0")/.. && pwd)
+
+# Import common functions
+source $TOP/functions
+source $TOP/tests/unittest.sh
+
+function test_truefalse {
+    local one=1
+    local captrue=True
+    local lowtrue=true
+    local abrevtrue=t
+    local zero=0
+    local capfalse=False
+    local lowfalse=false
+    local abrevfalse=f
+    for against in True False; do
+        for name in one captrue lowtrue abrevtrue; do
+            assert_equal "True" $(trueorfalse $against $name) "\$(trueorfalse $against $name)"
+        done
+    done
+    for against in True False; do
+        for name in zero capfalse lowfalse abrevfalse; do
+            assert_equal "False" $(trueorfalse $against $name) "\$(trueorfalse $against $name)"
+        done
+    done
+}
+
+test_truefalse
+
+report_results