Cursor tests.
diff --git a/cursor_test.go b/cursor_test.go
new file mode 100644
index 0000000..762996a
--- /dev/null
+++ b/cursor_test.go
@@ -0,0 +1,16 @@
+package disruptor
+
+import "testing"
+
+func BenchmarkWrites(b *testing.B) {
+	iterations := int64(b.N)
+
+	cursor := NewCursor()
+
+	b.ReportAllocs()
+	b.ResetTimer()
+
+	for i := int64(0); i < iterations; i++ {
+		cursor.Store(i)
+	}
+}