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// This file is part of CAF, the C++ Actor Framework. See the file LICENSE in
// the main distribution directory for license terms and copyright or visit
// https://github.com/actor-framework/actor-framework/blob/master/LICENSE.
#define CAF_SUITE ipv4_address
#include "caf/ipv4_address.hpp"
#include "core-test.hpp"
#include "caf/detail/network_order.hpp"
using caf::detail::to_network_order;
using namespace caf;
namespace {
const auto addr = make_ipv4_address;
} // namespace
CAF_TEST(constructing) {
auto localhost = addr(127, 0, 0, 1);
CHECK_EQ(localhost.bits(), to_network_order(0x7F000001u));
ipv4_address zero;
CHECK_EQ(zero.bits(), 0u);
}
CAF_TEST(to string) {
CHECK_EQ(to_string(addr(255, 255, 255, 255)), "255.255.255.255");
}
CAF_TEST(from string - valid inputs) {
auto from_string = [](string_view str) -> expected<ipv4_address> {
ipv4_address result;
if (auto err = parse(str, result))
return err;
return result;
};
CHECK_EQ(from_string("136.12.12.12"), addr(136, 12, 12, 12));
CHECK_EQ(from_string("255.255.255.255"), addr(255, 255, 255, 255));
}
CAF_TEST(from string - invalid inputs) {
auto should_fail = [](string_view str) {
ipv4_address result;
auto err = parse(str, result);
if (!err)
CAF_ERROR("error while parsing "
<< str << ", expected an error but got: " << to_string(result));
};
should_fail("256.12.12.12");
should_fail("1136.12.12.12");
should_fail("1137.12.12.12");
should_fail("1279.12.12.12");
should_fail("1280.12.12.12");
}
CAF_TEST(properties) {
CHECK_EQ(addr(127, 0, 0, 1).is_loopback(), true);
CHECK_EQ(addr(127, 0, 0, 254).is_loopback(), true);
CHECK_EQ(addr(127, 0, 1, 1).is_loopback(), true);
CHECK_EQ(addr(128, 0, 0, 1).is_loopback(), false);
// Checks multicast according to BCP 51, Section 3.
CHECK_EQ(addr(223, 255, 255, 255).is_multicast(), false);
// 224.0.0.0 - 224.0.0.255 (/24) Local Network Control Block
CHECK_EQ(addr(224, 0, 0, 1).is_multicast(), true);
CHECK_EQ(addr(224, 0, 0, 255).is_multicast(), true);
// 224.0.1.0 - 224.0.1.255 (/24) Internetwork Control Block
CHECK_EQ(addr(224, 0, 1, 0).is_multicast(), true);
CHECK_EQ(addr(224, 0, 1, 255).is_multicast(), true);
// 224.0.2.0 - 224.0.255.255 (65024) AD-HOC Block I
CHECK_EQ(addr(224, 0, 2, 0).is_multicast(), true);
CHECK_EQ(addr(224, 0, 255, 255).is_multicast(), true);
// 224.1.0.0 - 224.1.255.255 (/16) RESERVED
CHECK_EQ(addr(224, 1, 0, 0).is_multicast(), true);
CHECK_EQ(addr(224, 1, 255, 255).is_multicast(), true);
// 224.2.0.0 - 224.2.255.255 (/16) SDP/SAP Block
CHECK_EQ(addr(224, 2, 0, 0).is_multicast(), true);
CHECK_EQ(addr(224, 2, 255, 255).is_multicast(), true);
// 224.3.0.0 - 224.4.255.255 (2 /16s) AD-HOC Block II
CHECK_EQ(addr(224, 3, 0, 0).is_multicast(), true);
CHECK_EQ(addr(224, 4, 255, 255).is_multicast(), true);
// 224.5.0.0 - 224.255.255.255 (251 /16s) RESERVED
CHECK_EQ(addr(224, 5, 0, 0).is_multicast(), true);
CHECK_EQ(addr(224, 255, 255, 255).is_multicast(), true);
// 225.0.0.0 - 231.255.255.255 (7 /8s) RESERVED
CHECK_EQ(addr(225, 0, 0, 0).is_multicast(), true);
CHECK_EQ(addr(231, 255, 255, 255).is_multicast(), true);
// 232.0.0.0 - 232.255.255.255 (/8) Source-Specific Multicast Block
CHECK_EQ(addr(232, 0, 0, 0).is_multicast(), true);
CHECK_EQ(addr(232, 255, 255, 255).is_multicast(), true);
// 233.0.0.0 - 233.251.255.255 (16515072) GLOP Block
CHECK_EQ(addr(233, 0, 0, 0).is_multicast(), true);
CHECK_EQ(addr(233, 251, 255, 255).is_multicast(), true);
// 233.252.0.0 - 233.255.255.255 (/14) AD-HOC Block III
CHECK_EQ(addr(233, 252, 0, 0).is_multicast(), true);
CHECK_EQ(addr(233, 255, 255, 255).is_multicast(), true);
// 234.0.0.0 - 238.255.255.255 (5 /8s) RESERVED
CHECK_EQ(addr(234, 0, 0, 0).is_multicast(), true);
CHECK_EQ(addr(238, 255, 255, 255).is_multicast(), true);
// 239.0.0.0 - 239.255.255.255 (/8) Administratively Scoped Block
CHECK_EQ(addr(239, 0, 0, 0).is_multicast(), true);
CHECK_EQ(addr(239, 255, 255, 255).is_multicast(), true);
// One above.
CHECK_EQ(addr(240, 0, 0, 0).is_multicast(), false);
}
CAF_TEST(network addresses) {
auto all1 = addr(255, 255, 255, 255);
CHECK_EQ(all1.network_address(0), addr(0x00, 0x00, 0x00, 0x00));
CHECK_EQ(all1.network_address(7), addr(0xFE, 0x00, 0x00, 0x00));
CHECK_EQ(all1.network_address(8), addr(0xFF, 0x00, 0x00, 0x00));
CHECK_EQ(all1.network_address(9), addr(0xFF, 0x80, 0x00, 0x00));
CHECK_EQ(all1.network_address(31), addr(0xFF, 0xFF, 0xFF, 0xFE));
CHECK_EQ(all1.network_address(32), addr(0xFF, 0xFF, 0xFF, 0xFF));
CHECK_EQ(all1.network_address(33), addr(0xFF, 0xFF, 0xFF, 0xFF));
}
CAF_TEST(operators) {
CHECK_EQ(addr(16, 0, 0, 8) & addr(255, 2, 4, 6), addr(16, 0, 0, 0));
CHECK_EQ(addr(16, 0, 0, 8) | addr(255, 2, 4, 6), addr(255, 2, 4, 14));
CHECK_EQ(addr(16, 0, 0, 8) ^ addr(255, 2, 4, 6), addr(239, 2, 4, 14));
}
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