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spec/util_ip_spec.lua @ 12070:e662c172ea0f
mod_smacks: Remove references to connection on hibernation
Still having the connection on the session may cause unintentional
behavior, such as the session being treated as if connected, even tho
the connection has been closed.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sat, 18 Dec 2021 12:50:53 +0100 |
parent | 8236:4878e4159e12 |
child | 12934:c6dffebab2f8 |
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local ip = require "util.ip"; local new_ip = ip.new_ip; local match = ip.match; local parse_cidr = ip.parse_cidr; local commonPrefixLength = ip.commonPrefixLength; describe("util.ip", function() describe("#match()", function() it("should work", function() local _ = new_ip; local ip = _"10.20.30.40"; assert.are.equal(match(ip, _"10.0.0.0", 8), true); assert.are.equal(match(ip, _"10.0.0.0", 16), false); assert.are.equal(match(ip, _"10.0.0.0", 24), false); assert.are.equal(match(ip, _"10.0.0.0", 32), false); assert.are.equal(match(ip, _"10.20.0.0", 8), true); assert.are.equal(match(ip, _"10.20.0.0", 16), true); assert.are.equal(match(ip, _"10.20.0.0", 24), false); assert.are.equal(match(ip, _"10.20.0.0", 32), false); assert.are.equal(match(ip, _"0.0.0.0", 32), false); assert.are.equal(match(ip, _"0.0.0.0", 0), true); assert.are.equal(match(ip, _"0.0.0.0"), false); assert.are.equal(match(ip, _"10.0.0.0", 255), false, "excessive number of bits"); assert.are.equal(match(ip, _"10.0.0.0", -8), true, "negative number of bits"); assert.are.equal(match(ip, _"10.0.0.0", -32), true, "negative number of bits"); assert.are.equal(match(ip, _"10.0.0.0", 0), true, "zero bits"); assert.are.equal(match(ip, _"10.0.0.0"), false, "no specified number of bits (differing ip)"); assert.are.equal(match(ip, _"10.20.30.40"), true, "no specified number of bits (same ip)"); assert.are.equal(match(_"127.0.0.1", _"127.0.0.1"), true, "simple ip"); assert.are.equal(match(_"8.8.8.8", _"8.8.0.0", 16), true); assert.are.equal(match(_"8.8.4.4", _"8.8.0.0", 16), true); end); end); describe("#parse_cidr()", function() it("should work", function() assert.are.equal(new_ip"0.0.0.0", new_ip"0.0.0.0") local function assert_cidr(cidr, ip, bits) local parsed_ip, parsed_bits = parse_cidr(cidr); assert.are.equal(new_ip(ip), parsed_ip, cidr.." parsed ip is "..ip); assert.are.equal(bits, parsed_bits, cidr.." parsed bits is "..tostring(bits)); end assert_cidr("0.0.0.0", "0.0.0.0", nil); assert_cidr("127.0.0.1", "127.0.0.1", nil); assert_cidr("127.0.0.1/0", "127.0.0.1", 0); assert_cidr("127.0.0.1/8", "127.0.0.1", 8); assert_cidr("127.0.0.1/32", "127.0.0.1", 32); assert_cidr("127.0.0.1/256", "127.0.0.1", 256); assert_cidr("::/48", "::", 48); end); end); describe("#new_ip()", function() it("should work", function() local v4, v6 = "IPv4", "IPv6"; local function assert_proto(s, proto) local ip = new_ip(s); if proto then assert.are.equal(ip and ip.proto, proto, "protocol is correct for "..("%q"):format(s)); else assert.are.equal(ip, nil, "address is invalid"); end end assert_proto("127.0.0.1", v4); assert_proto("::1", v6); assert_proto("", nil); assert_proto("abc", nil); assert_proto(" ", nil); end); end); describe("#commonPrefixLength()", function() it("should work", function() local function assert_cpl6(a, b, len, v4) local ipa, ipb = new_ip(a), new_ip(b); if v4 then len = len+96; end assert.are.equal(commonPrefixLength(ipa, ipb), len, "common prefix length of "..a.." and "..b.." is "..len); assert.are.equal(commonPrefixLength(ipb, ipa), len, "common prefix length of "..b.." and "..a.." is "..len); end local function assert_cpl4(a, b, len) return assert_cpl6(a, b, len, "IPv4"); end assert_cpl4("0.0.0.0", "0.0.0.0", 32); assert_cpl4("255.255.255.255", "0.0.0.0", 0); assert_cpl4("255.255.255.255", "255.255.0.0", 16); assert_cpl4("255.255.255.255", "255.255.255.255", 32); assert_cpl4("255.255.255.255", "255.255.255.255", 32); assert_cpl6("::1", "::1", 128); assert_cpl6("abcd::1", "abcd::1", 128); assert_cpl6("abcd::abcd", "abcd::", 112); assert_cpl6("abcd::abcd", "abcd::abcd:abcd", 96); end); end); end);