diff --git a/main_test.go b/main_test.go
new file mode 100644
index 0000000..6004b47
--- /dev/null
+++ b/main_test.go
@@ -0,0 +1,14 @@
+package main
+
+import (
+	"testing"
+)
+
+func TestSomething(t *testing.T) {
+	left := 1 + 2
+	right := 3
+
+	if left != right {
+		t.Errorf("got %q, wanted %q", left, right)
+	}
+}