From f461cf479b959df8590b8f54119398d33c9c9491 Mon Sep 17 00:00:00 2001
From: Mateusz Pusz <mateusz.pusz@gmail.com>
Date: Mon, 4 Nov 2024 09:41:11 +0100
Subject: [PATCH] test: test for lack of consitency between `op+` and `op+=`
 for `quantity_point`

---
 test/static/quantity_test.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/test/static/quantity_test.cpp b/test/static/quantity_test.cpp
index 8210542a..e175f25c 100644
--- a/test/static/quantity_test.cpp
+++ b/test/static/quantity_test.cpp
@@ -483,6 +483,12 @@ static_assert((std::uint8_t{255}* m %= 257 * m).numerical_value_in(m) == [] {
   return ui %= 257;
 }());
 
+// lack of consistency with binary operator
+static_assert(
+  is_of_type<1 * (isq::length / isq::time)[m / s] + 1 * isq::speed[m / s], quantity<isq::speed[m / s], int>>);
+static_assert(is_of_type<(1 * (isq::length / isq::time)[m / s] += 1 * isq::speed[m / s]),
+                         quantity<(isq::length / isq::time)[m / s], int>>);
+
 template<template<auto, typename> typename Q>
 concept invalid_compound_assignments = requires() {
   // truncating not allowed