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Initial import of libdpf.

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Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Ryan Henry 2026-09-24 14:08:32 -06:00
commit e4e666f459
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44
thirdparty/uint256_t/tests/testcases/div.cpp vendored Normal file
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#include <gtest/gtest.h>
#include "uint256_t.h"
TEST(Arithmetic, divide){
const uint256_t big (0xfedbca9876543210ULL);
const uint256_t small (0xffffULL);
const uint256_t res_val(0xfedcc9753fc9ULL);
EXPECT_EQ(small / small, 1);
EXPECT_EQ(small / big, 0);
EXPECT_EQ(big / big, 1);
EXPECT_THROW(uint256_t(1) / uint256_t(0), std::domain_error);
}
TEST(External, divide){
bool t = true;
bool f = false;
uint8_t u8 = 0xaaULL;
uint16_t u16 = 0xaaaaULL;
uint32_t u32 = 0xaaaaaaaaULL;
uint64_t u64 = 0xaaaaaaaaaaaaaaaaULL;
uint128_t u128 (0xaaaaaaaaaaaaaaaaULL, 0xaaaaaaaaaaaaaaaaULL);
const uint256_t val(0x7bULL);
EXPECT_EQ(t / val, false);
EXPECT_EQ(f / val, false);
EXPECT_EQ(u8 / val, uint256_t(0x1ULL));
EXPECT_EQ(u16 / val, uint256_t(0x163ULL));
EXPECT_EQ(u32 / val, uint256_t(0x163356bULL));
EXPECT_EQ(u64 / val, uint256_t(0x163356b88ac0de0ULL));
EXPECT_EQ(u128 / val, uint256_t(0x0000000000000000ULL, 0x0000000000000000ULL, 0x163356b88ac0de0ULL, 0x163356b88ac0de01ULL));
EXPECT_EQ(t /= val, false);
EXPECT_EQ(f /= val, false);
EXPECT_EQ(u8 /= val, (uint8_t) 0x1ULL);
EXPECT_EQ(u16 /= val, (uint16_t) 0x163ULL);
EXPECT_EQ(u32 /= val, (uint32_t) 0x163356bULL);
EXPECT_EQ(u64 /= val, (uint64_t) 0x163356b88ac0de0ULL);
EXPECT_EQ(u128 /= val, uint128_t(0x163356b88ac0de0ULL, 0x163356b88ac0de01ULL));
}