100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/*
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* Copyright 2012-2020 Max Kellermann <max.kellermann@gmail.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "net/IPv4Address.hxx"
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#include "net/ToString.hxx"
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#include <gtest/gtest.h>
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#include <stdexcept>
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#ifndef _WIN32
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#include <arpa/inet.h>
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#endif
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static std::string
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ToString(const struct in_addr &a)
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{
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#ifdef _WIN32
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/* on mingw32, the parameter is non-const (PVOID) */
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const auto p = const_cast<struct in_addr *>(&a);
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#else
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const auto p = &a;
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#endif
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char buffer[256];
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const char *result = inet_ntop(AF_INET, p, buffer, sizeof(buffer));
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if (result == nullptr)
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throw std::runtime_error("inet_ntop() failed");
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return result;
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}
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TEST(IPv4Address, Octets)
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{
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static constexpr auto a = IPv4Address(11, 22, 33, 44, 1234);
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EXPECT_EQ(ToString(a.GetAddress()), "11.22.33.44");
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}
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TEST(IPv4Address, Any)
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{
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EXPECT_EQ(ToString(IPv4Address(1234).GetAddress()), "0.0.0.0");
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EXPECT_EQ(ToString(IPv4Address(1234)), "0.0.0.0:1234");
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}
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TEST(IPv4Address, Port)
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{
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EXPECT_EQ(IPv4Address(0).GetPort(), 0);
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EXPECT_EQ(IPv4Address(1).GetPort(), 1);
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EXPECT_EQ(IPv4Address(1234).GetPort(), 1234);
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EXPECT_EQ(IPv4Address(0xffff).GetPort(), 0xffff);
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}
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TEST(IPv4Address, Loopback)
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{
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static constexpr auto a = IPv4Address(IPv4Address::Loopback(), 1234);
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EXPECT_EQ(ToString(a.GetAddress()), "127.0.0.1");
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}
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TEST(IPv4Address, MaskFromPrefix)
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{
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EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(0).GetAddress()), "0.0.0.0");
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EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(4).GetAddress()), "240.0.0.0");
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EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(8).GetAddress()), "255.0.0.0");
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EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(16).GetAddress()), "255.255.0.0");
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EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(24).GetAddress()), "255.255.255.0");
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EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(31).GetAddress()), "255.255.255.254");
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EXPECT_EQ(ToString(IPv4Address::MaskFromPrefix(32).GetAddress()), "255.255.255.255");
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}
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TEST(IPv4Address, Numeric)
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{
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EXPECT_EQ(IPv4Address(1, 2, 3, 4, 0).GetNumericAddress(), 0x01020304u);
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EXPECT_EQ(IPv4Address(1, 2, 3, 4, 0).GetNumericAddressBE(), htonl(0x01020304));
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}
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