From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- mfbt/tests/TestMacroForEach.cpp | 44 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 mfbt/tests/TestMacroForEach.cpp (limited to 'mfbt/tests/TestMacroForEach.cpp') diff --git a/mfbt/tests/TestMacroForEach.cpp b/mfbt/tests/TestMacroForEach.cpp new file mode 100644 index 0000000000..11b75be810 --- /dev/null +++ b/mfbt/tests/TestMacroForEach.cpp @@ -0,0 +1,44 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "mozilla/Assertions.h" +#include "mozilla/MacroForEach.h" + +#define HELPER_IDENTITY(x) x +#define HELPER_IDENTITY_PLUS(x) x + +static_assert(MOZ_FOR_EACH(HELPER_IDENTITY_PLUS, (), (10)) 0 == 10, ""); +static_assert(MOZ_FOR_EACH(HELPER_IDENTITY_PLUS, (), (1, 1, 1)) 0 == 3, ""); +static_assert(MOZ_FOR_EACH_SEPARATED(HELPER_IDENTITY, (+), (), (10)) == 10, ""); +static_assert(MOZ_FOR_EACH_SEPARATED(HELPER_IDENTITY, (+), (), (1, 1, 1)) == 3, + ""); + +#define HELPER_ONE_PLUS(x) HELPER_IDENTITY_PLUS(1) +static_assert(MOZ_FOR_EACH(HELPER_ONE_PLUS, (), ()) 0 == 0, ""); + +#define HELPER_DEFINE_VAR(x) const int test1_##x = x; +MOZ_FOR_EACH(HELPER_DEFINE_VAR, (), (10, 20)) +static_assert(test1_10 == 10 && test1_20 == 20, ""); + +#define HELPER_DEFINE_VAR2(k, x) const int test2_##x = k + x; +MOZ_FOR_EACH(HELPER_DEFINE_VAR2, (5, ), (10, 20)) +static_assert(test2_10 == 15 && test2_20 == 25, ""); + +#define HELPER_DEFINE_PARAM(t, n) t n +constexpr int test(MOZ_FOR_EACH_SEPARATED(HELPER_DEFINE_PARAM, (, ), (int, ), + (a, b, c))) { + return a + b + c; +} +static_assert(test(1, 2, 3) == 6, ""); + +int main() { +#define HELPER_IDENTITY_COMMA(k1, k2, x) k1, k2, x, + const int a[] = {MOZ_FOR_EACH(HELPER_IDENTITY_COMMA, (1, 2, ), (10, 20, 30))}; + MOZ_RELEASE_ASSERT(a[0] == 1 && a[1] == 2 && a[2] == 10 && a[3] == 1 && + a[4] == 2 && a[5] == 20 && a[6] == 1 && a[7] == 2 && + a[8] == 30, + "MOZ_FOR_EACH args enumerated in incorrect order"); + return 0; +} -- cgit v1.2.3