mirror of
https://github.com/ethereum/go-ethereum.git
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83 lines
2.6 KiB
Go
83 lines
2.6 KiB
Go
// Copyright 2026 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package tracker
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import (
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/metrics"
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"github.com/ethereum/go-ethereum/p2p"
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)
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// TestCleanAfterStop verifies that the clean method does not crash when called
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// after Stop. This can happen because clean is scheduled via time.AfterFunc and
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// may fire after Stop sets t.expire to nil.
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func TestCleanAfterStop(t *testing.T) {
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cap := p2p.Cap{Name: "test", Version: 1}
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timeout := 50 * time.Millisecond
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tr := New(cap, "peer1", timeout)
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// Track a request to start the expiration timer.
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tr.Track(Request{ID: 1, ReqCode: 0x01, RespCode: 0x02, Size: 1})
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// Stop the tracker, then wait for the timer to fire.
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tr.Stop()
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time.Sleep(timeout + 50*time.Millisecond)
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// Also verify that calling clean directly after stop doesn't panic.
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tr.clean()
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}
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// This checks that metrics gauges for pending requests are be decremented when a
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// Tracker is stopped.
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func TestMetricsOnStop(t *testing.T) {
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metrics.Enable()
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cap := p2p.Cap{Name: "test", Version: 1}
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tr := New(cap, "peer1", time.Minute)
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// Track some requests with different ReqCodes.
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var id uint64
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for i := 0; i < 3; i++ {
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tr.Track(Request{ID: id, ReqCode: 0x01, RespCode: 0x02, Size: 1})
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id++
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}
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for i := 0; i < 5; i++ {
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tr.Track(Request{ID: id, ReqCode: 0x03, RespCode: 0x04, Size: 1})
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id++
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}
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gauge1 := tr.trackedGauge(0x01)
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gauge2 := tr.trackedGauge(0x03)
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if gauge1.Snapshot().Value() != 3 {
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t.Fatalf("gauge1 value mismatch: got %d, want 3", gauge1.Snapshot().Value())
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}
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if gauge2.Snapshot().Value() != 5 {
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t.Fatalf("gauge2 value mismatch: got %d, want 5", gauge2.Snapshot().Value())
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}
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tr.Stop()
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if gauge1.Snapshot().Value() != 0 {
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t.Fatalf("gauge1 value after stop: got %d, want 0", gauge1.Snapshot().Value())
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}
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if gauge2.Snapshot().Value() != 0 {
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t.Fatalf("gauge2 value after stop: got %d, want 0", gauge2.Snapshot().Value())
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}
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}
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