diff --git a/core/src/test/java/it/cavallium/warppi/math/rules/dsl/PatternTest.java b/core/src/test/java/it/cavallium/warppi/math/rules/dsl/PatternTest.java
new file mode 100644
index 00000000..21951b1b
--- /dev/null
+++ b/core/src/test/java/it/cavallium/warppi/math/rules/dsl/PatternTest.java
@@ -0,0 +1,8 @@
+package it.cavallium.warppi.math.rules.dsl;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class PatternTest {
+}
\ No newline at end of file