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e54774d573
Namely std::size, std::end and std::size. This drops C support for MOZ_ARRAY_LENGTH but it wasn't used anyway. Differential Revision: https://phabricator.services.mozilla.com/D224611
55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/ArrayUtils.h"
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#include "mozilla/EnumeratedArray.h"
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#include "mozilla/EnumTypeTraits.h"
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using mozilla::EnumeratedArray;
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enum class AnimalSpecies { Cow, Sheep, Pig };
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template <>
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struct mozilla::MaxContiguousEnumValue<AnimalSpecies> {
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static constexpr AnimalSpecies value = AnimalSpecies::Pig;
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};
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using TestArray = EnumeratedArray<AnimalSpecies, int>;
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void TestInitialValueByConstructor() {
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// Style 1
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TestArray headCount(1, 2, 3);
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MOZ_RELEASE_ASSERT(std::size(headCount) == 3);
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MOZ_RELEASE_ASSERT(headCount[AnimalSpecies::Cow] == 1);
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MOZ_RELEASE_ASSERT(headCount[AnimalSpecies::Sheep] == 2);
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MOZ_RELEASE_ASSERT(headCount[AnimalSpecies::Pig] == 3);
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// Style 2
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TestArray headCount2{5, 6, 7};
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MOZ_RELEASE_ASSERT(headCount2[AnimalSpecies::Cow] == 5);
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MOZ_RELEASE_ASSERT(headCount2[AnimalSpecies::Sheep] == 6);
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MOZ_RELEASE_ASSERT(headCount2[AnimalSpecies::Pig] == 7);
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// Style 3
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TestArray headCount3({8, 9, 10});
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MOZ_RELEASE_ASSERT(headCount3[AnimalSpecies::Cow] == 8);
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MOZ_RELEASE_ASSERT(headCount3[AnimalSpecies::Sheep] == 9);
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MOZ_RELEASE_ASSERT(headCount3[AnimalSpecies::Pig] == 10);
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}
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void TestAssignment() {
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TestArray headCount{8, 9, 10};
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TestArray headCount2;
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headCount2 = headCount;
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MOZ_RELEASE_ASSERT(headCount2[AnimalSpecies::Cow] == 8);
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MOZ_RELEASE_ASSERT(headCount2[AnimalSpecies::Sheep] == 9);
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MOZ_RELEASE_ASSERT(headCount2[AnimalSpecies::Pig] == 10);
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}
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int main() {
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TestInitialValueByConstructor();
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TestAssignment();
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return 0;
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}
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