//
// Copyright (C) 2013 The Android Open Source Project
//
// 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 "shill/connection_info.h"

#include <netinet/in.h>

#include <gtest/gtest.h>

namespace shill {

namespace {

const unsigned char kIPAddress1[] = { 192, 168, 1, 1 };
const unsigned char kIPAddress2[] = { 192, 168, 1, 2 };
const unsigned char kIPAddress3[] = { 192, 168, 1, 3 };
const unsigned char kIPAddress4[] = { 192, 168, 1, 4 };
const uint16_t kPort1 = 1000;
const uint16_t kPort2 = 2000;
const uint16_t kPort3 = 3000;
const uint16_t kPort4 = 4000;

}  // namespace

class ConnectionInfoTest : public testing::Test {
 protected:
  void ExpectConnectionInfoEqual(const ConnectionInfo& info1,
                                 const ConnectionInfo& info2) {
    EXPECT_EQ(info1.protocol(), info2.protocol());
    EXPECT_EQ(info1.time_to_expire_seconds(), info2.time_to_expire_seconds());
    EXPECT_EQ(info1.is_unreplied(), info2.is_unreplied());
    EXPECT_TRUE(info1.original_source_ip_address()
                    .Equals(info2.original_source_ip_address()));
    EXPECT_EQ(info1.original_source_port(), info2.original_source_port());
    EXPECT_TRUE(info1.original_destination_ip_address()
                    .Equals(info2.original_destination_ip_address()));
    EXPECT_EQ(info1.original_destination_port(),
              info2.original_destination_port());
    EXPECT_TRUE(info1.reply_source_ip_address()
                    .Equals(info2.reply_source_ip_address()));
    EXPECT_EQ(info1.reply_source_port(), info2.reply_source_port());
    EXPECT_TRUE(info1.reply_destination_ip_address()
                    .Equals(info2.reply_destination_ip_address()));
    EXPECT_EQ(info1.reply_destination_port(), info2.reply_destination_port());
  }
};

TEST_F(ConnectionInfoTest, CopyConstructor) {
  ConnectionInfo info(IPPROTO_UDP,
                      10,
                      true,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress1, sizeof(kIPAddress1))),
                      kPort1,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress2, sizeof(kIPAddress2))),
                      kPort2,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress3, sizeof(kIPAddress3))),
                      kPort3,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress4, sizeof(kIPAddress4))),
                      kPort4);

  const ConnectionInfo& info_copy(info);
  ExpectConnectionInfoEqual(info, info_copy);
}

TEST_F(ConnectionInfoTest, AssignmentOperator) {
  ConnectionInfo info(IPPROTO_UDP,
                      10,
                      true,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress1, sizeof(kIPAddress1))),
                      kPort1,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress2, sizeof(kIPAddress2))),
                      kPort2,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress3, sizeof(kIPAddress3))),
                      kPort3,
                      IPAddress(IPAddress::kFamilyIPv4,
                                ByteString(kIPAddress4, sizeof(kIPAddress4))),
                      kPort4);

  const ConnectionInfo& info_copy = info;
  ExpectConnectionInfoEqual(info, info_copy);
}

}  // namespace shill