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tests/encryption_test.cpp

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+/*
+ Copyright <2018-2022> <scott.e.graves@protonmail.com>
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
+  associated documentation files (the "Software"), to deal in the Software without restriction,
+  including without limitation the rights to use, copy, modify, merge, publish, distribute,
+  sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in all copies or
+  substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
+  NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+  DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
+  OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+#include "test_common.hpp"
+#include "utils/encryption.hpp"
+#include "utils/file_utils.hpp"
+
+namespace repertory {
+static const std::string buffer = "cow moose dog chicken";
+static const std::string token = "moose";
+
+static void test_encrypted_result(const std::vector<char> &result) {
+  EXPECT_EQ(buffer.size() + utils::encryption::encrypting_reader::get_header_size(), result.size());
+  std::string data;
+  EXPECT_TRUE(utils::encryption::decrypt_data(token, result, data));
+  EXPECT_EQ(buffer.size(), data.size());
+  EXPECT_STREQ(buffer.c_str(), data.c_str());
+}
+
+TEST(encryption, generate_key) {
+  const auto key = utils::encryption::generate_key(token);
+  const auto str = utils::to_hex_string(key);
+  EXPECT_STREQ("182072537ada59e4d6b18034a80302ebae935f66adbdf0f271d3d36309c2d481", str.c_str());
+}
+
+TEST(encryption, encrypt_data_buffer) {
+  std::vector<char> result;
+  utils::encryption::encrypt_data(token, buffer, result);
+  test_encrypted_result(result);
+}
+
+TEST(encryption, encrypt_data_buffer_with_key) {
+  const auto key = utils::encryption::generate_key(token);
+  std::vector<char> result;
+  utils::encryption::encrypt_data(key, buffer, result);
+  test_encrypted_result(result);
+}
+
+TEST(encryption, encrypt_data_pointer) {
+  std::vector<char> result;
+  utils::encryption::encrypt_data(token, &buffer[0u], buffer.size(), result);
+  test_encrypted_result(result);
+}
+
+TEST(encryption, encrypt_data_pointer_with_key) {
+  const auto key = utils::encryption::generate_key(token);
+  std::vector<char> result;
+  utils::encryption::encrypt_data(key, &buffer[0u], buffer.size(), result);
+  test_encrypted_result(result);
+}
+
+TEST(encryption, decrypt_data_pointer) {
+  const auto key = utils::encryption::generate_key(token);
+  std::vector<char> result;
+  utils::encryption::encrypt_data(key, &buffer[0u], buffer.size(), result);
+
+  std::string data;
+  EXPECT_TRUE(utils::encryption::decrypt_data(token, &result[0u], result.size(), data));
+
+  EXPECT_EQ(buffer.size(), data.size());
+  EXPECT_STREQ(buffer.c_str(), data.c_str());
+}
+
+TEST(encryption, decrypt_data_buffer_with_key) {
+  const auto key = utils::encryption::generate_key(token);
+  std::vector<char> result;
+  utils::encryption::encrypt_data(key, &buffer[0u], buffer.size(), result);
+
+  std::string data;
+  EXPECT_TRUE(utils::encryption::decrypt_data(key, result, data));
+
+  EXPECT_EQ(buffer.size(), data.size());
+  EXPECT_STREQ(buffer.c_str(), data.c_str());
+}
+
+TEST(encryption, decrypt_data_pointer_with_key) {
+  const auto key = utils::encryption::generate_key(token);
+  std::vector<char> result;
+  utils::encryption::encrypt_data(key, &buffer[0u], buffer.size(), result);
+
+  std::string data;
+  EXPECT_TRUE(utils::encryption::decrypt_data(key, &result[0u], result.size(), data));
+
+  EXPECT_EQ(buffer.size(), data.size());
+  EXPECT_STREQ(buffer.c_str(), data.c_str());
+}
+
+TEST(encryption, decryption_failure) {
+  const auto key = utils::encryption::generate_key(token);
+  std::vector<char> result;
+  utils::encryption::encrypt_data(key, &buffer[0u], buffer.size(), result);
+  result[0u] = 0u;
+  result[1u] = 1u;
+  result[2u] = 2u;
+
+  std::string data;
+  EXPECT_FALSE(utils::encryption::decrypt_data(key, result, data));
+}
+
+TEST(encryption, encryption_failure) {
+  std::vector<char> result;
+  auto key = CryptoPP::SecByteBlock();
+  try {
+    utils::encryption::encrypt_data(key, &buffer[0u], buffer.size(), result);
+    EXPECT_TRUE(false);
+  } catch (const std::exception &e) {
+    std::cout << e.what() << std::endl;
+  }
+}
+} // namespace repertory