diff --git a/src/main/java/com/github/leijurv/Testing.java b/src/main/java/com/github/leijurv/Testing.java
new file mode 100644
index 000000000..37a2372ba
--- /dev/null
+++ b/src/main/java/com/github/leijurv/Testing.java
@@ -0,0 +1,7 @@
+package com.github.leijurv;
+
+public class Testing {
+    public static void main(String[] args) {
+        EulerTourForest.sanityCheck();
+    }
+}