diff --git a/extra/modern/modern-tests.factor b/extra/modern/modern-tests.factor
new file mode 100644
index 0000000000..e5cbb176da
--- /dev/null
+++ b/extra/modern/modern-tests.factor
@@ -0,0 +1,20 @@
+! Copyright (C) 2017 Doug Coleman.
+! See http://factorcode.org/license.txt for BSD license.
+USING: modern modern.slices tools.test ;
+IN: modern.tests
+
+{
+    { { "!" "" } }
+} [ "!" string>literals >strings ] unit-test
+
+{
+    { { "!" " lol" } }
+} [ "! lol" string>literals >strings ] unit-test
+
+{
+    { "lol!" }
+} [ "lol!" string>literals >strings ] unit-test
+
+{
+    { { "!" "lol" } }
+} [ "!lol" string>literals >strings ] unit-test