prosody
03e9587fbfd2
spec/util_ip_spec.lua

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spec/util_ip_spec.lua @ 12053:03e9587fbfd2

mod_smacks: Switch storage for tracking resumption tokens All that was a complicated way to limit the number of resumable sessions. Let's control resource usage some other way. This leaves the essence of mapping resumption tokens to live sessions. This keeps resumption state across reloads.
author Kim Alvefur <zash@zash.se>
date Thu, 02 Dec 2021 14:41:19 +0100
parent 8236:4878e4159e12
child 12934:c6dffebab2f8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8236
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1
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2 local ip = require "util.ip";
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3
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4 local new_ip = ip.new_ip;
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5 local match = ip.match;
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6 local parse_cidr = ip.parse_cidr;
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7 local commonPrefixLength = ip.commonPrefixLength;
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8
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9 describe("util.ip", function()
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10 describe("#match()", function()
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11 it("should work", function()
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12 local _ = new_ip;
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13 local ip = _"10.20.30.40";
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14 assert.are.equal(match(ip, _"10.0.0.0", 8), true);
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15 assert.are.equal(match(ip, _"10.0.0.0", 16), false);
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16 assert.are.equal(match(ip, _"10.0.0.0", 24), false);
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17 assert.are.equal(match(ip, _"10.0.0.0", 32), false);
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18
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19 assert.are.equal(match(ip, _"10.20.0.0", 8), true);
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20 assert.are.equal(match(ip, _"10.20.0.0", 16), true);
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21 assert.are.equal(match(ip, _"10.20.0.0", 24), false);
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22 assert.are.equal(match(ip, _"10.20.0.0", 32), false);
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23
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24 assert.are.equal(match(ip, _"0.0.0.0", 32), false);
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25 assert.are.equal(match(ip, _"0.0.0.0", 0), true);
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26 assert.are.equal(match(ip, _"0.0.0.0"), false);
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27
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28 assert.are.equal(match(ip, _"10.0.0.0", 255), false, "excessive number of bits");
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29 assert.are.equal(match(ip, _"10.0.0.0", -8), true, "negative number of bits");
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30 assert.are.equal(match(ip, _"10.0.0.0", -32), true, "negative number of bits");
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31 assert.are.equal(match(ip, _"10.0.0.0", 0), true, "zero bits");
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32 assert.are.equal(match(ip, _"10.0.0.0"), false, "no specified number of bits (differing ip)");
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33 assert.are.equal(match(ip, _"10.20.30.40"), true, "no specified number of bits (same ip)");
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34
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35 assert.are.equal(match(_"127.0.0.1", _"127.0.0.1"), true, "simple ip");
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36
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37 assert.are.equal(match(_"8.8.8.8", _"8.8.0.0", 16), true);
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38 assert.are.equal(match(_"8.8.4.4", _"8.8.0.0", 16), true);
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39 end);
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40 end);
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41
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42 describe("#parse_cidr()", function()
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43 it("should work", function()
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44 assert.are.equal(new_ip"0.0.0.0", new_ip"0.0.0.0")
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45
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46 local function assert_cidr(cidr, ip, bits)
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47 local parsed_ip, parsed_bits = parse_cidr(cidr);
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48 assert.are.equal(new_ip(ip), parsed_ip, cidr.." parsed ip is "..ip);
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49 assert.are.equal(bits, parsed_bits, cidr.." parsed bits is "..tostring(bits));
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50 end
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51 assert_cidr("0.0.0.0", "0.0.0.0", nil);
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52 assert_cidr("127.0.0.1", "127.0.0.1", nil);
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53 assert_cidr("127.0.0.1/0", "127.0.0.1", 0);
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54 assert_cidr("127.0.0.1/8", "127.0.0.1", 8);
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55 assert_cidr("127.0.0.1/32", "127.0.0.1", 32);
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56 assert_cidr("127.0.0.1/256", "127.0.0.1", 256);
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57 assert_cidr("::/48", "::", 48);
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58 end);
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59 end);
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60
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61 describe("#new_ip()", function()
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62 it("should work", function()
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63 local v4, v6 = "IPv4", "IPv6";
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64 local function assert_proto(s, proto)
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65 local ip = new_ip(s);
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66 if proto then
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67 assert.are.equal(ip and ip.proto, proto, "protocol is correct for "..("%q"):format(s));
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68 else
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69 assert.are.equal(ip, nil, "address is invalid");
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70 end
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71 end
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72 assert_proto("127.0.0.1", v4);
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73 assert_proto("::1", v6);
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74 assert_proto("", nil);
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75 assert_proto("abc", nil);
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76 assert_proto(" ", nil);
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77 end);
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78 end);
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79
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80 describe("#commonPrefixLength()", function()
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81 it("should work", function()
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82 local function assert_cpl6(a, b, len, v4)
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83 local ipa, ipb = new_ip(a), new_ip(b);
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84 if v4 then len = len+96; end
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85 assert.are.equal(commonPrefixLength(ipa, ipb), len, "common prefix length of "..a.." and "..b.." is "..len);
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86 assert.are.equal(commonPrefixLength(ipb, ipa), len, "common prefix length of "..b.." and "..a.." is "..len);
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87 end
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88 local function assert_cpl4(a, b, len)
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89 return assert_cpl6(a, b, len, "IPv4");
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90 end
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91 assert_cpl4("0.0.0.0", "0.0.0.0", 32);
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92 assert_cpl4("255.255.255.255", "0.0.0.0", 0);
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93 assert_cpl4("255.255.255.255", "255.255.0.0", 16);
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94 assert_cpl4("255.255.255.255", "255.255.255.255", 32);
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95 assert_cpl4("255.255.255.255", "255.255.255.255", 32);
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96
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97 assert_cpl6("::1", "::1", 128);
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98 assert_cpl6("abcd::1", "abcd::1", 128);
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99 assert_cpl6("abcd::abcd", "abcd::", 112);
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100 assert_cpl6("abcd::abcd", "abcd::abcd:abcd", 96);
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101 end);
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102 end);
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103 end);