1 files changed, 91 insertions, 0 deletions
diff --git a/archive/2025/summer/bsc_karidas/tests/integration/test_CompressionCrypto.cpp b/archive/2025/summer/bsc_karidas/tests/integration/test_CompressionCrypto.cpp
new file mode 100644
index 000000000..3d8d9c6bf
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+++ b/archive/2025/summer/bsc_karidas/tests/integration/test_CompressionCrypto.cpp
@@ -0,0 +1,91 @@
+#include <gtest/gtest.h>
+#include "Compression.hpp"
+#include "Crypto.hpp"
+#include "LogEntry.hpp"
+#include <vector>
+#include <string>
+#include <memory>
+
+class CompressionCryptoTest : public ::testing::Test
+{
+protected:
+    Crypto crypto;
+
+    void SetUp() override
+    {
+        // Create sample log entries for testing
+        entry1 = LogEntry(LogEntry::ActionType::CREATE, "/data/records/1", "controller123", "processor123", "subject123");
+        entry2 = LogEntry(LogEntry::ActionType::READ, "/data/records/2", "controller456", "processor456", "subject456");
+        entry3 = LogEntry(LogEntry::ActionType::UPDATE, "/data/records/3", "controller789", "processor789", "subject789");
+
+        // Create encryption key and IV
+        key = std::vector<uint8_t>(32, 0x42);      // Fixed key for reproducibility
+        wrongKey = std::vector<uint8_t>(32, 0x24); // Different key for testing
+        dummyIV = std::vector<uint8_t>(12, 0x24);  // Fixed IV for reproducibility
+    }
+
+    // Helper function to compare two LogEntry objects
+    bool LogEntriesEqual(const LogEntry &a, const LogEntry &b)
+    {
+        return a.serialize() == b.serialize();
+    }
+
+    LogEntry entry1, entry2, entry3;
+    std::vector<uint8_t> key;
+    std::vector<uint8_t> wrongKey;
+    std::vector<uint8_t> dummyIV;
+};
+
+// Batch processing - original -> compress -> encrypt -> decrypt -> decompress -> recovered
+TEST_F(CompressionCryptoTest, BatchProcessing)
+{
+    std::vector<LogEntry> batch = {entry1, entry2, entry3};
+    std::vector<uint8_t> serializedBatch = LogEntry::serializeBatch(std::move(batch));
+    std::vector<uint8_t> compressed = Compression::compress(std::move(serializedBatch));
+    ASSERT_GT(compressed.size(), 0);
+
+    std::vector<uint8_t> encrypted = crypto.encrypt(std::move(compressed), key, dummyIV);
+    ASSERT_GT(encrypted.size(), 0);
+    EXPECT_NE(encrypted, compressed);
+
+    std::vector<uint8_t> decrypted = crypto.decrypt(encrypted, key, dummyIV);
+    ASSERT_GT(decrypted.size(), 0);
+    EXPECT_EQ(decrypted, compressed);
+
+    std::vector<uint8_t> decompressed = Compression::decompress(std::move(decrypted));
+    std::vector<LogEntry> recovered = LogEntry::deserializeBatch(std::move(decompressed));
+    ASSERT_EQ(batch.size(), recovered.size());
+
+    for (size_t i = 0; i < batch.size(); i++)
+    {
+        EXPECT_TRUE(LogEntriesEqual(batch[i], recovered[i]))
+            << "Entries at index " << i << " don't match";
+    }
+
+    // Test with empty batch
+    std::vector<LogEntry> emptyBatch;
+    std::vector<uint8_t> emptySerializedBatch = LogEntry::serializeBatch(std::move(emptyBatch));
+    std::vector<uint8_t> emptyCompressed = Compression::compress(std::move(emptySerializedBatch));
+    std::vector<uint8_t> emptyEncrypted = crypto.encrypt(std::move(emptyCompressed), key, dummyIV);
+    std::vector<uint8_t> emptyDecrypted = crypto.decrypt(emptyEncrypted, key, dummyIV);
+    std::vector<uint8_t> emptyDecompressed = Compression::decompress(std::move(emptyDecrypted));
+    std::vector<LogEntry> emptyRecovered = LogEntry::deserializeBatch(std::move(emptyDecompressed));
+    EXPECT_TRUE(emptyRecovered.empty());
+
+    // Test with single entry batch
+    std::vector<LogEntry> singleBatch = {entry1};
+    std::vector<uint8_t> singleSerializedBatch = LogEntry::serializeBatch(std::move(singleBatch));
+    std::vector<uint8_t> singleCompressed = Compression::compress(std::move(singleSerializedBatch));
+    std::vector<uint8_t> singleEncrypted = crypto.encrypt(std::move(singleCompressed), key, dummyIV);
+    std::vector<uint8_t> singleDecrypted = crypto.decrypt(singleEncrypted, key, dummyIV);
+    std::vector<uint8_t> singleDecompressed = Compression::decompress(std::move(singleDecrypted));
+    std::vector<LogEntry> singleRecovered = LogEntry::deserializeBatch(std::move(singleDecompressed));
+    ASSERT_EQ(1, singleRecovered.size());
+    EXPECT_TRUE(LogEntriesEqual(entry1, singleRecovered[0]));
+}
+
+int main(int argc, char **argv)
+{
+    ::testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
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