enderice2/Fennix
enderice2/Fennix
1
0
Fork 0
mirror of https://github.com/EnderIce2/Fennix.git synced 2025-05-25 22:14:34 +00:00
Code Issues Actions Releases Wiki Activity

test(kernel): add more memory allocator tests

Browse Source
This commit is contained in:
EnderIce2 2025-04-17 16:03:03 +00:00
parent 292bfa362a
commit 0a037f1ae1
Signed by: enderice2
GPG Key ID: FEB6B8A8507BA62E
1 changed files with 58 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
Kernel/tests/mem_allocs.cpp
View File

@ -23,6 +23,63 @@
#include "../kernel.h"
void test_mem_integrity_2()
{
const size_t BlockCount = 64;
const size_t BlockSize = 1024;
void *blocks[BlockCount];
for (size_t i = 0; i < BlockCount; ++i)
{
blocks[i] = kmalloc(BlockSize);
assert(blocks[i] != nullptr);
uint8_t *data = static_cast<uint8_t *>(blocks[i]);
for (size_t j = 0; j < BlockSize; ++j)
data[j] = static_cast<uint8_t>((i + j) & 0xFF);
}
for (size_t i = 0; i < BlockCount; ++i)
{
uint8_t *data = static_cast<uint8_t *>(blocks[i]);
for (size_t j = 0; j < BlockSize; ++j)
assert(data[j] == static_cast<uint8_t>((i + j) & 0xFF));
}
for (size_t i = 0; i < BlockCount; i += 2)
{
void *newBlock = krealloc(blocks[i], BlockSize * 2);
assert(newBlock != nullptr);
uint8_t *data = static_cast<uint8_t *>(newBlock);
for (size_t j = 0; j < BlockSize; ++j)
assert(data[j] == static_cast<uint8_t>((i + j) & 0xFF));
blocks[i] = newBlock;
}
for (size_t i = 0; i < BlockCount; ++i)
{
if (i % 3 == 0)
{
kfree(blocks[i]);
blocks[i] = nullptr;
}
}
void *zblock = kcalloc(128, sizeof(uint64_t));
assert(zblock != nullptr);
uint64_t *zdata = static_cast<uint64_t *>(zblock);
for (size_t i = 0; i < 128; ++i)
assert(zdata[i] == 0);
kfree(zblock);
for (size_t i = 0; i < BlockCount; ++i)
if (blocks[i])
kfree(blocks[i]);
}
/* Originally from: https://github.com/EnderIce2/FennixProject/blob/main/kernel/test.cpp */
#define MEMTEST_ITERATIONS 1024
@ -136,6 +193,7 @@ void TestMemoryAllocation()
}
testMemoryIntegrity();
test_mem_integrity_2();
void *tmpAlloc1 = kmalloc(176);
void *tmpAlloc2 = kmalloc(511);