chore: import upstream snapshot with attribution

test/cpp/fluid/framework/io/cipher_utils_test.cc

@@ -0,0 +1,77 @@
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License. */
+
+#include "paddle/fluid/framework/io/crypto/cipher_utils.h"
+
+#include <gtest/gtest.h>
+
+#include <fstream>
+#include <string>
+
+namespace paddle {
+namespace framework {
+
+TEST(CipherUtils, load_config) {
+  std::string filename("cryptotest_config_file.conf");
+
+  std::ofstream fout(filename, std::ios::out);
+  fout << "# annotation test line:"
+          " must have two space along ':'."
+       << std::endl;
+  std::vector<std::string> key_value;
+  key_value.emplace_back("key_str : ciphername");
+  key_value.emplace_back("key_int : 1");
+  key_value.emplace_back("key_bool : true");
+  key_value.emplace_back("key_bool1 : false");
+  key_value.emplace_back("key_bool2 : 0");
+  for (auto& i : key_value) {
+    fout << i << std::endl;
+  }
+  fout.close();
+
+  auto config = CipherUtils::LoadConfig(filename);
+
+  std::string out_str;
+  EXPECT_TRUE(CipherUtils::GetValue<std::string>(config, "key_str", &out_str));
+  EXPECT_EQ(out_str, std::string("ciphername"));
+
+  int out_int = 0;
+  EXPECT_TRUE(CipherUtils::GetValue<int>(config, "key_int", &out_int));
+  EXPECT_EQ(out_int, 1);
+
+  bool out_bool = false;
+  EXPECT_TRUE(CipherUtils::GetValue<bool>(config, "key_bool", &out_bool));
+  EXPECT_EQ(out_bool, true);
+
+  bool out_bool1 = false;
+  EXPECT_TRUE(CipherUtils::GetValue<bool>(config, "key_bool1", &out_bool1));
+  EXPECT_EQ(out_bool1, false);
+
+  bool out_bool2 = false;
+  EXPECT_TRUE(CipherUtils::GetValue<bool>(config, "key_bool2", &out_bool2));
+  EXPECT_EQ(out_bool2, false);
+}
+
+TEST(CipherUtils, gen_key) {
+  std::string filename("test_keyfile");
+  std::string key = CipherUtils::GenKey(256);
+  std::string key1 = CipherUtils::GenKeyToFile(256, filename);
+  EXPECT_NE(key, key1);
+  std::string key2 = CipherUtils::ReadKeyFromFile(filename);
+  EXPECT_EQ(key1, key2);
+  EXPECT_EQ(static_cast<int>(key.size()), 32);
+}
+
+}  // namespace framework
+}  // namespace paddle