diff --git a/testfiles/math b/testfiles/math
new file mode 100644
index 0000000..55a5f4d
--- /dev/null
+++ b/testfiles/math
@@ -0,0 +1,6 @@
+1 1 +
+2 1 -
+2 3 *
+2 3 /
+2 2 + 3 +
+5 6 - 7 *
diff --git a/testfiles/test1 b/testfiles/space
similarity index 100%
rename from testfiles/test1
rename to testfiles/space