GCrypt/GhettoCrypt/test/GCWrapper.cpp
2022-05-16 21:43:22 +02:00

82 lines
2.3 KiB
C++

#include "CppUnitTest.h"
#include "../GhettoCrypt/GhettoCryptWrapper.h"
#include "../GhettoCrypt/Flexblock.h"
#include "../GhettoCrypt/Util.h"
using namespace Microsoft::VisualStudio::CppUnitTestFramework;
using namespace GhettoCipher;
namespace SimpleTests
{
TEST_CLASS(GCWrapper)
{
public:
// Tests that encrypting and decrypting strings using the wrapper works.
// This test will start from scratch after encryption, to ensure EVERYTHING has to be re-calculated.
TEST_METHOD(String)
{
// Setup
const std::string plaintext = "Hello, World!";
const std::string password = "Der Affe will Zucker";
std::string ciphertext;
std::string decrypted;
// Encryption
{
ciphertext = GhettoCryptWrapper::EncryptString(plaintext, password);
}
// Decryption
{
decrypted = GhettoCryptWrapper::DecryptString(ciphertext, password);
}
// Assertion
Assert::AreEqual(
plaintext,
decrypted
);
}
// Tests that encrypting and decrypting files using the wrapper works.
// This test will start from scratch after encryption, to ensure EVERYTHING has to be re-calculated.
TEST_METHOD(File)
{
// Setup
#if defined _WIN64
const std::string testfile_dir = "../../SimpleTests/";
#elif defined _WIN32
const std::string testfile_dir = "../SimpleTests/";
#endif
const std::string filename_plain = testfile_dir + "testfile.png";
const std::string filename_encrypted = testfile_dir + "testfile.png.crypt";
const std::string filename_decrypted = testfile_dir + "testfile.png.clear.png";
const std::string password = "Der Affe will Zucker";
// Encryption
{
GhettoCryptWrapper::EncryptFile(filename_plain, filename_encrypted, password);
}
// Decryption
{
GhettoCryptWrapper::DecryptFile(filename_encrypted, filename_decrypted, password);
}
// Read in both the base, and the decrypted file
const Flexblock plainfile = ReadFileToBits(filename_plain);
const Flexblock decryptfile = ReadFileToBits(filename_decrypted);
// Assertion (If this fails, maybe check if the image is even readable by an image viewer)
Assert::AreEqual(
PadStringToLength(plainfile, decryptfile.length(), '0', false),
decryptfile
);
}
};
}