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Add tests with a misaligned buffer.

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This commit is contained in:
Natalia Portillo
2021-10-06 04:28:26 +01:00
parent 705e13f6a4
commit ee776e95f8
8 changed files with 320 additions and 7 deletions
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89
tests/adler32.cpp
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@@ -4,6 +4,7 @@
#include <climits>
#include <cstdint>
#include <cstring>
#include "../library.h"
#include "../adler32.h"
@@ -16,6 +17,7 @@
#define EXPECTED_ADLER32_2352BYTES 0xECD1738B
static const uint8_t* buffer;
static const uint8_t* buffer_misaligned;
class adler32Fixture : public ::testing::Test
{
@@ -39,10 +41,14 @@ class adler32Fixture : public ::testing::Test
buffer = (const uint8_t*)malloc(1048576);
fread((void*)buffer, 1, 1048576, file);
fclose(file);
buffer_misaligned = (const uint8_t*)malloc(1048577);
memcpy((void*)(buffer_misaligned + 1), buffer, 1048576);
}
void TearDown() {
free((void*)buffer);
free((void*)buffer_misaligned);
}
~adler32Fixture()
@@ -82,6 +88,35 @@ TEST_F(adler32Fixture, adler32_slicing)
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_auto_misaligned)
{
adler32_ctx* ctx = adler32_init();
uint32_t adler32;
EXPECT_NE(ctx, nullptr);
adler32_update(ctx, buffer_misaligned+1, 1048576);
adler32_final(ctx, &adler32);
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_slicing_misaligned)
{
uint16_t sum1;
uint16_t sum2;
uint32_t adler32;
sum1 = 1;
sum2 = 0;
adler32_slicing(&sum1, &sum2, buffer_misaligned+1, 1048576);
adler32 = (sum2 << 16) | sum1;
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_auto_15bytes)
{
adler32_ctx* ctx = adler32_init();
@@ -217,6 +252,24 @@ TEST_F(adler32Fixture, adler32_neon)
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_neon_misaligned)
{
if(!have_neon()) return;
uint16_t sum1;
uint16_t sum2;
uint32_t adler32;
sum1 = 1;
sum2 = 0;
adler32_neon(&sum1, &sum2, buffer_misaligned+1, 1048576);
adler32 = (sum2 << 16) | sum1;
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_neon_15bytes)
{
if(!have_neon()) return;
@@ -329,6 +382,42 @@ TEST_F(adler32Fixture, adler32_ssse3)
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_avx2_misaligned)
{
if(!have_avx2()) return;
uint16_t sum1;
uint16_t sum2;
uint32_t adler32;
sum1 = 1;
sum2 = 0;
adler32_avx2(&sum1, &sum2, buffer_misaligned+1, 1048576);
adler32 = (sum2 << 16) | sum1;
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_ssse3_misaligned)
{
if(!have_ssse3()) return;
uint16_t sum1;
uint16_t sum2;
uint32_t adler32;
sum1 = 1;
sum2 = 0;
adler32_ssse3(&sum1, &sum2, buffer_misaligned+1, 1048576);
adler32 = (sum2 << 16) | sum1;
EXPECT_EQ(adler32, EXPECTED_ADLER32);
}
TEST_F(adler32Fixture, adler32_avx2_15bytes)
{
if(!have_avx2()) return;