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UnitTests: Refactor BitSetTest 

Group numbers and their bitcounts together in pairs, which allows for
range-based loop iteration.
This commit is contained in:
Dentomologist 2023-12-31 02:02:22 -08:00
parent 8ecc478662
commit 58c5ae3de9
1 changed files with 24 additions and 13 deletions
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37
Source/UnitTests/Common/BitSetTest.cpp
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@ -1,6 +1,9 @@
// Copyright 2014 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <array>
#include <utility>
#include <gtest/gtest.h>
#include "Common/BitSet.h"
@ -29,23 +32,31 @@ TEST(BitSet, BitGetSet)
TEST(BitSet, Count)
{
u32 random_numbers[] = {0x2cb0b5f3, 0x81ab32a6, 0xd9030dc5, 0x325ffe26, 0xb2fcaee3,
0x4ccf188a, 0xf8be36dc, 0xb2fcecd5, 0xb750c2e5, 0x31d19074,
0xf267644a, 0xac00a719, 0x6d45f19b, 0xf7e91c5b, 0xf687e694,
0x9057c24e, 0x5eb65c39, 0x85d3038b, 0x101f4e66, 0xc202d136};
u32 counts[] = {17, 14, 14, 19, 20, 14, 20, 20, 16, 13, 16, 12, 18, 20, 18, 14, 18, 14, 14, 12};
for (size_t i = 0; i < 20; i++)
constexpr std::array<std::pair<u32, u32>, 20> random_32bit_number_bitcount_pairs = {
{{0x2cb0b5f3, 17}, {0x81ab32a6, 14}, {0xd9030dc5, 14}, {0x325ffe26, 19}, {0xb2fcaee3, 20},
{0x4ccf188a, 14}, {0xf8be36dc, 20}, {0xb2fcecd5, 20}, {0xb750c2e5, 16}, {0x31d19074, 13},
{0xf267644a, 16}, {0xac00a719, 12}, {0x6d45f19b, 18}, {0xf7e91c5b, 20}, {0xf687e694, 18},
{0x9057c24e, 14}, {0x5eb65c39, 18}, {0x85d3038b, 14}, {0x101f4e66, 14}, {0xc202d136, 12}}};
for (const auto& [number, bitcount] : random_32bit_number_bitcount_pairs)
{
EXPECT_EQ(counts[i], BitSet32(random_numbers[i]).Count());
const auto bitset = BitSet32(number);
EXPECT_EQ(bitset.Count(), bitcount);
}
u64 random_numbers_64[] = {0xf86cd6f6ef09d7d4ULL, 0x6f2d8533255ead3cULL, 0x9da7941e0e52b345ULL,
0x06e4189be67d2b17ULL, 0x3eb0681f65cb6d25ULL, 0xccab8a7c74a51203ULL,
0x09d470516694c64bULL, 0x38cd077e075c778fULL, 0xd69ebfa6355ebfdeULL};
u32 counts_64[] = {39, 34, 31, 32, 33, 29, 27, 35, 43};
for (size_t i = 0; i < 9; i++)
constexpr std::array<std::pair<u64, u32>, 9> random_64bit_number_bitcount_pairs = {
{{0xf86cd6f6ef09d7d4ULL, 39},
{0x6f2d8533255ead3cULL, 34},
{0x9da7941e0e52b345ULL, 31},
{0x06e4189be67d2b17ULL, 32},
{0x3eb0681f65cb6d25ULL, 33},
{0xccab8a7c74a51203ULL, 29},
{0x09d470516694c64bULL, 27},
{0x38cd077e075c778fULL, 35},
{0xd69ebfa6355ebfdeULL, 43}}};
for (const auto& [number, bitcount] : random_64bit_number_bitcount_pairs)
{
EXPECT_EQ(counts_64[i], BitSet64(random_numbers_64[i]).Count());
const auto bitset = BitSet64(number);
EXPECT_EQ(bitset.Count(), bitcount);
}
}