mpd/test/net/TestIPv4Address.cxx
2019-01-20 21:05:21 +01:00

91 lines
3.1 KiB
C++

/*
* Copyright 2012-2019 Max Kellermann <max.kellermann@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "net/IPv4Address.hxx"
#include "net/ToString.hxx"
#include <gtest/gtest.h>
#include <stdexcept>
#include <arpa/inet.h>
static std::string
ToString(const struct in_addr &a)
{
char buffer[256];
const char *result = inet_ntop(AF_INET, &a, buffer, sizeof(buffer));
if (result == nullptr)
throw std::runtime_error("inet_ntop() failed");
return result;
}
TEST(IPv4Address, Octets)
{
static constexpr auto a = IPv4Address(11, 22, 33, 44, 1234);
EXPECT_EQ(ToString(a.GetAddress()), "11.22.33.44");
}
TEST(IPv4Address, Any)
{
EXPECT_EQ(ToString(IPv4Address(1234).GetAddress()), "0.0.0.0");
EXPECT_EQ(ToString(IPv4Address(1234)), "0.0.0.0:1234");
}
TEST(IPv4Address, Port)
{
EXPECT_EQ(IPv4Address(0).GetPort(), 0);
EXPECT_EQ(IPv4Address(1).GetPort(), 1);
EXPECT_EQ(IPv4Address(1234).GetPort(), 1234);
EXPECT_EQ(IPv4Address(0xffff).GetPort(), 0xffff);
}
TEST(IPv4Address, Loopback)
{
static constexpr auto a = IPv4Address(IPv4Address::Loopback(), 1234);
EXPECT_EQ(ToString(a.GetAddress()), "127.0.0.1");
}
TEST(IPv4Address, MaskFromPrefix)
{
EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(0).GetAddress()), "0.0.0.0");
EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(4).GetAddress()), "240.0.0.0");
EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(8).GetAddress()), "255.0.0.0");
EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(16).GetAddress()), "255.255.0.0");
EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(24).GetAddress()), "255.255.255.0");
EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(31).GetAddress()), "255.255.255.254");
EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(32).GetAddress()), "255.255.255.255");
}
TEST(IPv4Address, Numeric)
{
EXPECT_EQ(IPv4Address(1, 2, 3, 4, 0).GetNumericAddress(), 0x01020304);
EXPECT_EQ(IPv4Address(1, 2, 3, 4, 0).GetNumericAddressBE(), htonl(0x01020304));
}