C++ (Cpp) IPAddress::toSockaddrStorage示例

TEST(IPAddress, ToSockaddrStorage) {
  // test v4 address
  {
    string strAddr("126.131.128.23");
    IPAddress addr(strAddr);
    sockaddr_storage out;

    ASSERT_TRUE(addr.isV4()); // test invariant
    EXPECT_GT(addr.toSockaddrStorage(&out), 0);

    IPAddress sockAddr((sockaddr*)&out);
    ASSERT_TRUE(sockAddr.isV4());
    EXPECT_EQ(strAddr, sockAddr.str());
  }
  // test v6 address
  {
    string strAddr("2620:0:1cfe:face:b00c::3");
    IPAddress addr(strAddr);
    sockaddr_storage out;

    ASSERT_TRUE(addr.isV6()); // test invariant
    EXPECT_GT(addr.toSockaddrStorage(&out), 0);

    IPAddress sockAddr((sockaddr*)&out);
    ASSERT_TRUE(sockAddr.isV6());
    EXPECT_EQ(strAddr, sockAddr.str());
  }
  // test nullptr exception
  {
    sockaddr_storage *out = nullptr;
    IPAddress addr("127.0.0.1");
    EXPECT_THROW(addr.toSockaddrStorage(out), IPAddressFormatException);
  }
  // test invalid family exception
  {
    IPAddress addr;
    sockaddr_storage out;
    ASSERT_EQ(AF_UNSPEC, addr.family());
    EXPECT_THROW(addr.toSockaddrStorage(&out), InvalidAddressFamilyException);
  }
}