From 86e6b2a2a35f46550439262978d52bdeb93c6dc6 Mon Sep 17 00:00:00 2001
From: batsumaru <>
Date: Sun, 9 Aug 2026 10:54:32 +0900
Subject: Initial commit, fixed point addition

---
 tests/test_fixed_point.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 tests/test_fixed_point.cpp

(limited to 'tests')

diff --git a/tests/test_fixed_point.cpp b/tests/test_fixed_point.cpp
new file mode 100644
index 0000000..8cb12d2
--- /dev/null
+++ b/tests/test_fixed_point.cpp
@@ -0,0 +1,9 @@
+#include <catch2/catch_test_macros.hpp>
+#include "fixed_point.h"
+
+TEST_CASE("fp_t addition is commutative") {
+    fp_t a = fp_t::from_int(1);
+    fp_t b = fp_t::from_int(2);
+    CHECK(a + b == b + a);
+    REQUIRE(a.raw != 0);
+}
-- 
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