mfbt/tests/TestMacroArgs.cpp

Wed, 31 Dec 2014 06:55:50 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:55:50 +0100
changeset 2
7e26c7da4463
permissions
-rw-r--r--

Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2

michael@0 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
michael@0 3 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 6
michael@0 7 #include "mozilla/MacroArgs.h"
michael@0 8
michael@0 9 static_assert(MOZ_PASTE_PREFIX_AND_ARG_COUNT(100, a, b, c) == 1003, "");
michael@0 10
michael@0 11 static_assert(MOZ_PASTE_PREFIX_AND_ARG_COUNT(, a, b, c) == 3, "");
michael@0 12 static_assert(MOZ_PASTE_PREFIX_AND_ARG_COUNT(, a) == 1, "");
michael@0 13 static_assert(MOZ_PASTE_PREFIX_AND_ARG_COUNT(, !a) == 1, "");
michael@0 14 static_assert(MOZ_PASTE_PREFIX_AND_ARG_COUNT(, (a, b)) == 1, "");
michael@0 15
michael@0 16 static_assert(MOZ_PASTE_PREFIX_AND_ARG_COUNT(, MOZ_ARGS_AFTER_1(a, b, c)) == 2,
michael@0 17 "MOZ_ARGS_AFTER_1(a, b, c) should expand to 'b, c'");
michael@0 18 static_assert(MOZ_ARGS_AFTER_2(a, b, 3) == 3,
michael@0 19 "MOZ_ARGS_AFTER_2(a, b, 3) should expand to '3'");
michael@0 20
michael@0 21 static_assert(MOZ_ARG_1(10, 20, 30) == 10, "");
michael@0 22 static_assert(MOZ_ARG_2(10, 20, 30) == 20, "");
michael@0 23
michael@0 24 int main()
michael@0 25 {
michael@0 26 }

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