weichenandCursor
b4388934a0
Serialize appendEvent sends under the subscriber mutex, wrap worker/memory goroutines with recover, lock synchronous chat SendMessage, and escape KaTeX error HTML. Co-authored-by: Cursor <cursoragent@cursor.com>
49 lines
940 B
Go
49 lines
940 B
Go
package taskrun
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import (
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"sync"
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"testing"
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"time"
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"chat-agent-system/internal/stream"
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)
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func TestSubscribeUnsubscribeRace(t *testing.T) {
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m := NewManager(nil, nil)
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ar := &activeRun{
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record: &RunRecord{RunID: "run-race-1", Status: StatusRunning},
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subs: make(map[int]chan StoredEvent),
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done: make(chan struct{}),
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}
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m.mu.Lock()
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m.runs[ar.record.RunID] = ar
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m.mu.Unlock()
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var wg sync.WaitGroup
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for i := 0; i < 50; i++ {
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wg.Add(3)
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go func() {
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defer wg.Done()
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ch, _, err := m.Subscribe(ar.record.RunID, 0)
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if err != nil {
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return
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}
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time.Sleep(time.Millisecond)
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m.Unsubscribe(ar.record.RunID, ch)
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}()
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go func() {
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defer wg.Done()
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m.appendEvent(ar, stream.StreamEvent{Type: stream.EventDelta, Delta: "x"})
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}()
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go func() {
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defer wg.Done()
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ch, _, err := m.Subscribe(ar.record.RunID, 0)
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if err != nil {
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return
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}
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m.Unsubscribe(ar.record.RunID, ch)
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}()
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}
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wg.Wait()
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}
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