57 lines
2.3 KiB
C++
57 lines
2.3 KiB
C++
#include <cryfs/impl/config/CryPresetPasswordBasedKeyProvider.h>
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#include <gmock/gmock.h>
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#include "../../impl/testutils/MockConsole.h"
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#include <cpp-utils/data/DataFixture.h>
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using cpputils::make_unique_ref;
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using cpputils::EncryptionKey;
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using cpputils::PasswordBasedKDF;
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using cpputils::Data;
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using cpputils::DataFixture;
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using std::string;
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using cryfs::CryPresetPasswordBasedKeyProvider;
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using testing::Invoke;
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using testing::Eq;
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using testing::StrEq;
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using testing::_;
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class MockKDF : public PasswordBasedKDF {
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public:
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MOCK_METHOD(EncryptionKey, deriveExistingKey, (size_t keySize, const string& password, const Data& kdfParameters), (override));
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MOCK_METHOD(KeyResult, deriveNewKey, (size_t keySize, const string& password), (override));
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};
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TEST(CryPresetPasswordBasedKeyProviderTest, requestKeyForNewFilesystem) {
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constexpr size_t keySize = 512;
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constexpr const char* password = "mypassword";
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const EncryptionKey key = EncryptionKey::FromString(DataFixture::generate(keySize).ToString());
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auto kdf = make_unique_ref<MockKDF>();
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const Data kdfParameters = DataFixture::generate(100);
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EXPECT_CALL(*kdf, deriveNewKey(Eq(keySize), StrEq(password))).Times(1).WillOnce(Invoke([&] (auto, auto) {return PasswordBasedKDF::KeyResult{key, kdfParameters.copy()};}));
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CryPresetPasswordBasedKeyProvider keyProvider(password, std::move(kdf));
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auto returned_key = keyProvider.requestKeyForNewFilesystem(keySize);
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EXPECT_EQ(key.ToString(), returned_key.key.ToString());
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EXPECT_EQ(kdfParameters, returned_key.kdfParameters);
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}
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TEST(CryPresetPasswordBasedKeyProviderTest, requestKeyForExistingFilesystem) {
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constexpr size_t keySize = 512;
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constexpr const char* password = "mypassword";
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const EncryptionKey key = EncryptionKey::FromString(DataFixture::generate(keySize).ToString());
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auto kdf = make_unique_ref<MockKDF>();
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const Data kdfParameters = DataFixture::generate(100);
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EXPECT_CALL(*kdf, deriveExistingKey(Eq(keySize), StrEq(password), _)).Times(1).WillOnce(Invoke([&] (auto, auto, const auto& kdfParams) {
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EXPECT_EQ(kdfParameters, kdfParams);
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return key;
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}));
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CryPresetPasswordBasedKeyProvider keyProvider(password, std::move(kdf));
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EncryptionKey returned_key = keyProvider.requestKeyForExistingFilesystem(keySize, kdfParameters);
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EXPECT_EQ(key.ToString(), returned_key.ToString());
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}
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