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3ff83773ffc0
tests/test_util_ip.lua

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tests/test_util_ip.lua @ 7074:3ff83773ffc0

Merge 0.10->trunk
author Kim Alvefur <zash@zash.se>
date Sun, 10 Jan 2016 03:57:17 +0100
parent 5776:bd0ff8ae98a8
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1
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2 function match(match, _M)
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3 local _ = _M.new_ip;
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4 local ip = _"10.20.30.40";
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5 assert_equal(match(ip, _"10.0.0.0", 8), true);
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6 assert_equal(match(ip, _"10.0.0.0", 16), false);
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7 assert_equal(match(ip, _"10.0.0.0", 24), false);
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8 assert_equal(match(ip, _"10.0.0.0", 32), false);
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10 assert_equal(match(ip, _"10.20.0.0", 8), true);
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11 assert_equal(match(ip, _"10.20.0.0", 16), true);
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12 assert_equal(match(ip, _"10.20.0.0", 24), false);
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13 assert_equal(match(ip, _"10.20.0.0", 32), false);
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15 assert_equal(match(ip, _"0.0.0.0", 32), false);
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16 assert_equal(match(ip, _"0.0.0.0", 0), true);
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17 assert_equal(match(ip, _"0.0.0.0"), false);
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18
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19 assert_equal(match(ip, _"10.0.0.0", 255), false, "excessive number of bits");
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20 assert_equal(match(ip, _"10.0.0.0", -8), true, "negative number of bits");
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21 assert_equal(match(ip, _"10.0.0.0", -32), true, "negative number of bits");
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22 assert_equal(match(ip, _"10.0.0.0", 0), true, "zero bits");
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23 assert_equal(match(ip, _"10.0.0.0"), false, "no specified number of bits (differing ip)");
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24 assert_equal(match(ip, _"10.20.30.40"), true, "no specified number of bits (same ip)");
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25
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26 assert_equal(match(_"127.0.0.1", _"127.0.0.1"), true, "simple ip");
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28 assert_equal(match(_"8.8.8.8", _"8.8.0.0", 16), true);
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29 assert_equal(match(_"8.8.4.4", _"8.8.0.0", 16), true);
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30 end
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32 function parse_cidr(parse_cidr, _M)
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33 local new_ip = _M.new_ip;
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35 assert_equal(new_ip"0.0.0.0", new_ip"0.0.0.0")
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37 local function assert_cidr(cidr, ip, bits)
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38 local parsed_ip, parsed_bits = parse_cidr(cidr);
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39 assert_equal(new_ip(ip), parsed_ip, cidr.." parsed ip is "..ip);
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40 assert_equal(bits, parsed_bits, cidr.." parsed bits is "..tostring(bits));
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41 end
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42 assert_cidr("0.0.0.0", "0.0.0.0", nil);
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43 assert_cidr("127.0.0.1", "127.0.0.1", nil);
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44 assert_cidr("127.0.0.1/0", "127.0.0.1", 0);
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45 assert_cidr("127.0.0.1/8", "127.0.0.1", 8);
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46 assert_cidr("127.0.0.1/32", "127.0.0.1", 32);
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47 assert_cidr("127.0.0.1/256", "127.0.0.1", 256);
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48 assert_cidr("::/48", "::", 48);
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49 end
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51 function new_ip(new_ip)
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52 local v4, v6 = "IPv4", "IPv6";
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53 local function assert_proto(s, proto)
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54 local ip = new_ip(s);
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55 if proto then
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56 assert_equal(ip and ip.proto, proto, "protocol is correct for "..("%q"):format(s));
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57 else
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58 assert_equal(ip, nil, "address is invalid");
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59 end
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60 end
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61 assert_proto("127.0.0.1", v4);
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62 assert_proto("::1", v6);
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63 assert_proto("", nil);
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64 assert_proto("abc", nil);
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65 assert_proto(" ", nil);
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66 end
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68 function commonPrefixLength(cpl, _M)
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69 local new_ip = _M.new_ip;
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70 local function assert_cpl6(a, b, len, v4)
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71 local ipa, ipb = new_ip(a), new_ip(b);
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72 if v4 then len = len+96; end
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73 assert_equal(cpl(ipa, ipb), len, "common prefix length of "..a.." and "..b.." is "..len);
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74 assert_equal(cpl(ipb, ipa), len, "common prefix length of "..b.." and "..a.." is "..len);
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75 end
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76 local function assert_cpl4(a, b, len)
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77 return assert_cpl6(a, b, len, "IPv4");
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78 end
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79 assert_cpl4("0.0.0.0", "0.0.0.0", 32);
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80 assert_cpl4("255.255.255.255", "0.0.0.0", 0);
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81 assert_cpl4("255.255.255.255", "255.255.0.0", 16);
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82 assert_cpl4("255.255.255.255", "255.255.255.255", 32);
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83 assert_cpl4("255.255.255.255", "255.255.255.255", 32);
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84
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85 assert_cpl6("::1", "::1", 128);
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86 assert_cpl6("abcd::1", "abcd::1", 128);
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87 assert_cpl6("abcd::abcd", "abcd::", 112);
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88 assert_cpl6("abcd::abcd", "abcd::abcd:abcd", 96);
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89 end