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58 lines
1.3 KiB
C++
58 lines
1.3 KiB
C++
/*
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* Copyright (c) 2020, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/Array.h>
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static constexpr int constexpr_sum(ReadonlySpan<int> const span)
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{
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int sum = 0;
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for (auto value : span)
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sum += value;
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return sum;
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}
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TEST_CASE(compile_time_constructible)
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{
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constexpr Array array = { 0, 1, 2, 3 };
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static_assert(array.size() == 4);
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}
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TEST_CASE(compile_time_iterable)
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{
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constexpr Array<int, 8> array = { 0, 1, 2, 3, 4, 5, 6, 7 };
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static_assert(constexpr_sum(array) == 28);
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}
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TEST_CASE(contains_slow)
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{
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constexpr Array<int, 8> array = { 0, 1, 2, 3, 4, 5, 6, 7 };
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EXPECT(array.contains_slow(0));
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EXPECT(array.contains_slow(4));
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EXPECT(array.contains_slow(7));
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EXPECT(!array.contains_slow(42));
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}
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TEST_CASE(first_index_of)
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{
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constexpr Array<int, 8> array = { 0, 1, 2, 3, 4, 5, 6, 7 };
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EXPECT(array.first_index_of(0) == 0u);
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EXPECT(array.first_index_of(4) == 4u);
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EXPECT(array.first_index_of(7) == 7u);
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EXPECT(!array.first_index_of(42).has_value());
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}
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TEST_CASE(to_array)
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{
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constexpr auto array = to_array<u8>({ 0, 2, 1 });
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static_assert(array.size() == 3);
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static_assert(array[0] == 0);
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static_assert(array[1] == 2);
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static_assert(array[2] == 1);
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}
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