104 lines
2.2 KiB
Go
104 lines
2.2 KiB
Go
/* SPDX-License-Identifier: GPL-2.0
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*
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* Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
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*/
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package ratelimiter
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import (
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"net"
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"testing"
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"time"
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)
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type RatelimiterResult struct {
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allowed bool
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text string
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wait time.Duration
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}
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func TestRatelimiter(t *testing.T) {
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var ratelimiter Ratelimiter
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var expectedResults []RatelimiterResult
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Nano := func(nano int64) time.Duration {
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return time.Nanosecond * time.Duration(nano)
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}
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Add := func(res RatelimiterResult) {
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expectedResults = append(
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expectedResults,
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res,
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)
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}
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for i := 0; i < packetsBurstable; i++ {
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Add(RatelimiterResult{
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allowed: true,
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text: "inital burst",
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})
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}
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Add(RatelimiterResult{
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allowed: false,
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text: "after burst",
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})
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Add(RatelimiterResult{
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allowed: true,
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wait: Nano(time.Second.Nanoseconds() / packetsPerSecond),
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text: "filling tokens for single packet",
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})
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Add(RatelimiterResult{
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allowed: false,
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text: "not having refilled enough",
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})
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Add(RatelimiterResult{
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allowed: true,
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wait: 2 * (Nano(time.Second.Nanoseconds() / packetsPerSecond)),
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text: "filling tokens for two packet burst",
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})
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Add(RatelimiterResult{
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allowed: true,
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text: "second packet in 2 packet burst",
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})
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Add(RatelimiterResult{
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allowed: false,
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text: "packet following 2 packet burst",
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})
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ips := []net.IP{
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net.ParseIP("127.0.0.1"),
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net.ParseIP("192.168.1.1"),
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net.ParseIP("172.167.2.3"),
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net.ParseIP("97.231.252.215"),
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net.ParseIP("248.97.91.167"),
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net.ParseIP("188.208.233.47"),
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net.ParseIP("104.2.183.179"),
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net.ParseIP("72.129.46.120"),
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net.ParseIP("2001:0db8:0a0b:12f0:0000:0000:0000:0001"),
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net.ParseIP("f5c2:818f:c052:655a:9860:b136:6894:25f0"),
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net.ParseIP("b2d7:15ab:48a7:b07c:a541:f144:a9fe:54fc"),
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net.ParseIP("a47b:786e:1671:a22b:d6f9:4ab0:abc7:c918"),
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net.ParseIP("ea1e:d155:7f7a:98fb:2bf5:9483:80f6:5445"),
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net.ParseIP("3f0e:54a2:f5b4:cd19:a21d:58e1:3746:84c4"),
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}
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ratelimiter.Init()
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for i, res := range expectedResults {
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time.Sleep(res.wait)
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for _, ip := range ips {
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allowed := ratelimiter.Allow(ip)
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if allowed != res.allowed {
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t.Fatal("Test failed for", ip.String(), ", on:", i, "(", res.text, ")", "expected:", res.allowed, "got:", allowed)
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}
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}
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}
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}
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