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bird2 ver 2.0.7

/*
 *	BIRD Library -- IP address functions Tests
 *
 *	(c) 2015 CZ.NIC z.s.p.o.
 *
 *	Can be freely distributed and used under the terms of the GNU GPL.
 */

#include "test/birdtest.h"

#include "lib/ip.h"

#define IP4_MAX_LEN		16

static int
test_ipa_pton(void *out_, const void *in_, const void *expected_out_)
{
  ip_addr *out = out_;
  const char *in = in_;
  const ip_addr *expected_out = expected_out_;

  if (ipa_is_ip4(*expected_out))
  {
    ip4_addr ip4;
    bt_assert(ip4_pton(in, &ip4));
    *out = ipa_from_ip4(ip4);
  }
  else
  {
    bt_assert(ip6_pton(in, out));
    /* ip_addr == ip6_addr */
  }

  return ipa_equal(*out, *expected_out);
}

static int
t_ip4_pton(void)
{
  struct bt_pair test_vectors[] = {
    {
      .in  = "192.168.1.128",
      .out = & ipa_build4(192, 168, 1, 128),
    },
    {
      .in  = "255.255.255.255",
      .out = & ipa_build4(255, 255, 255, 255),
    },
    {
      .in  = "0.0.0.0",
      .out = & ipa_build4(0, 0, 0, 0),
    },
  };

  return bt_assert_batch(test_vectors, test_ipa_pton, bt_fmt_str, bt_fmt_ipa);
}

static int
t_ip6_pton(void)
{
  struct bt_pair test_vectors[] = {
    {
      .in  = "2001:0db8:0000:0000:0000:0000:1428:57ab",
      .out = & ipa_build6(0x20010DB8, 0x00000000, 0x00000000, 0x142857AB),
    },
    {
      .in  = "2001:0db8:0000:0000:0000::1428:57ab",
      .out = & ipa_build6(0x20010DB8, 0x00000000, 0x00000000, 0x142857AB),
    },
    {
      .in  = "2001:0db8::1428:57ab",
      .out = & ipa_build6(0x20010DB8, 0x00000000, 0x00000000, 0x142857AB),
    },
    {
      .in  = "2001:db8::1428:57ab",
      .out = & ipa_build6(0x20010DB8, 0x00000000, 0x00000000, 0x142857AB),
    },
    {
      .in  = "::1",
      .out = & ipa_build6(0x00000000, 0x00000000, 0x00000000, 0x00000001),
    },
    {
      .in  = "::",
      .out = & ipa_build6(0x00000000, 0x00000000, 0x00000000, 0x00000000),
    },
    {
      .in  = "2605:2700:0:3::4713:93e3",
      .out = & ipa_build6(0x26052700, 0x00000003, 0x00000000, 0x471393E3),
    },
  };

  return bt_assert_batch(test_vectors, test_ipa_pton, bt_fmt_str, bt_fmt_ipa);
}

static int
test_ipa_ntop(void *out_, const void *in_, const void *expected_out_)
{
  char *out = out_;
  const ip_addr *in = in_;
  const char *expected_out = expected_out_;

  if (ipa_is_ip4(*in))
    ip4_ntop(ipa_to_ip4(*in), out);
  else
    ip6_ntop(ipa_to_ip6(*in), out);

  int result = strncmp(out, expected_out, ipa_is_ip4(*in) ? IP4_MAX_TEXT_LENGTH : IP6_MAX_TEXT_LENGTH) == 0;
  return result;
}

static int
t_ip4_ntop(void)
{
  struct bt_pair test_vectors[] = {
    {
      .in  = & ipa_build4(192, 168, 1, 128),
      .out = "192.168.1.128",
    },
    {
      .in  = & ipa_build4(255, 255, 255, 255),
      .out = "255.255.255.255",
    },
    {
      .in  = & ipa_build4(0, 0, 0, 1),
      .out = "0.0.0.1",
    },
  };

  return bt_assert_batch(test_vectors, test_ipa_ntop, bt_fmt_ipa, bt_fmt_str);
}

static int
t_ip6_ntop(void)
{
  struct bt_pair test_vectors[] = {
    {
      .in  = & ipa_build6(0x20010DB8, 0x00000000, 0x00000000, 0x142857AB),
      .out = "2001:db8::1428:57ab",
    },
    {
      .in  = & ipa_build6(0x26052700, 0x00000003, 0x00000000, 0x471393E3),
      .out = "2605:2700:0:3::4713:93e3",
    },
  };

  return bt_assert_batch(test_vectors, test_ipa_ntop, bt_fmt_ipa, bt_fmt_str);
}

int
main(int argc, char *argv[])
{
  bt_init(argc, argv);

  bt_test_suite(t_ip4_pton, "Converting IPv4 string to ip4_addr struct");
  bt_test_suite(t_ip6_pton, "Converting IPv6 string to ip6_addr struct");
  bt_test_suite(t_ip4_ntop, "Converting ip4_addr struct to IPv4 string");
  bt_test_suite(t_ip6_ntop, "Converting ip6_addr struct to IPv6 string");

  return bt_exit_value();
}