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feat: implement MD5 algorithm

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This commit is contained in:
VDm 2025-08-17 18:08:42 +04:00
parent d4ee19c6af
commit bd5cc06b68
5 changed files with 330 additions and 6 deletions
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36
test/DataAllocator.cpp
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@ -6,6 +6,24 @@ struct TestContainer
uint32_t value[10];
};
class TestClass
{
public:
uint32_t* m_value = nullptr;
TestClass(uint32_t* value) {
this->m_value = value;
if (this->m_value) {
*this->m_value = 1;
}
}
~TestClass() {
if (this->m_value) {
*this->m_value = 2;
}
}
};
TEST_CASE("CDataAllocator::CDataAllocator", "[dataallocator]") {
SECTION("constructs new data allocator") {
CDataAllocator allocator(sizeof(TestContainer), 2);
@ -23,6 +41,9 @@ TEST_CASE("CDataAllocator::GetData", "[dataallocator]") {
REQUIRE(container2);
REQUIRE(container3);
REQUIRE(allocator.DataUsed() == 3);
allocator.PutData(container, __FILE__, __LINE__);
allocator.PutData(container2, __FILE__, __LINE__);
allocator.PutData(container3, __FILE__, __LINE__);
}
}
@ -35,5 +56,20 @@ TEST_CASE("CDataAllocator::PutData", "[dataallocator]") {
allocator.PutData(container, __FILE__, __LINE__);
allocator.PutData(container3, __FILE__, __LINE__);
REQUIRE(allocator.DataUsed() == 1);
allocator.PutData(container2, __FILE__, __LINE__);
}
}
TEST_CASE("CDataAllocator Class Handling", "[dataallocator]") {
SECTION("test class creation/destruction") {
CDataAllocator allocator(sizeof(TestClass), 2);
uint32_t value = 0;
auto testClass = ALLOCATOR_NEW(allocator, TestClass, &value);
REQUIRE(testClass->m_value == &value);
REQUIRE(value == 1);
ALLOCATOR_DEL(allocator, testClass);
REQUIRE(value == 2);
}
}

55
test/MD5.cpp Normal file
View file

@ -0,0 +1,55 @@
#include "common/MD5.hpp"
#include "test/Test.hpp"
#include <cstdio>
#include <cstring>
static bool test_hash(const char* data, const char* expected, int length = -1) {
const size_t digestLength = 16;
uint8_t digest[digestLength] = {};
char hex[(2 * digestLength) + 1];
if (length < 0) {
length = strlen(data);
}
/* calculate hash */
MD5_CTX context;
MD5Init(&context);
MD5Update(&context, data, static_cast<size_t>(length));
MD5Final(digest, &context);
/* copy hash to string */
for (size_t i = 0; i < digestLength; i++) {
sprintf(&(hex[i * 2]), "%02x", digest[i]);
}
hex[digestLength * 2] = '\0';
/* compare with result string */
return strcmp(hex, expected) == 0;
}
TEST_CASE("MD5", "[md5]") {
SECTION("zero data") {
REQUIRE(test_hash("", "d41d8cd98f00b204e9800998ecf8427e"));
}
SECTION("test 1") {
REQUIRE(test_hash("a", "0cc175b9c0f1b6a831c399e269772661"));
}
SECTION("test 2") {
REQUIRE(test_hash("abc", "900150983cd24fb0d6963f7d28e17f72"));
}
SECTION("test 3") {
REQUIRE(test_hash(
"12345678901234567890123456789012345678901234567890123456789012345678901234567890",
"57edf4a22be3c955ac49da2e2107b67a"));
}
SECTION("binary array test") {
char data[8192];
for (size_t i = 0; i < sizeof(data); ++i) {
data[i] = static_cast<char>(i % 256);
}
test_hash(data, "6556112372898c69e1de0bf689d8db26", sizeof(data));
}
}