Files
cc-connect/agent/opencode/opencode_workdir_race_test.go
2026-06-02 23:14:41 +08:00

49 lines
1.2 KiB
Go

package opencode
import (
"context"
"path/filepath"
"sync"
"testing"
)
// TestOpencodeAgent_WorkDirRaceFreeReaders pins the bug where
// ListSessions and ProjectMemoryFile read a.workDir (and a.cmd, in
// ListSessions' case) without holding a.mu, while SetWorkDir writes
// a.workDir under the lock. Run with -race to detect the data race;
// with the production fix the test stays clean.
func TestOpencodeAgent_WorkDirRaceFreeReaders(t *testing.T) {
dir := t.TempDir()
a := &Agent{workDir: dir, cmd: "opencode"}
var wg sync.WaitGroup
for i := 0; i < 30; i++ {
wg.Add(1)
go func(i int) {
defer wg.Done()
if i%2 == 0 {
a.SetWorkDir(filepath.Join(dir, "a"))
} else {
a.SetWorkDir(filepath.Join(dir, "b"))
}
}(i)
}
for i := 0; i < 30; i++ {
wg.Add(1)
go func() {
defer wg.Done()
// ListSessions execs `opencode session list`; with a
// non-existent binary it returns an error immediately.
// The race detector still observes the unlocked field
// reads before the exec attempt.
_, _ = a.ListSessions(context.Background())
}()
wg.Add(1)
go func() {
defer wg.Done()
_ = a.ProjectMemoryFile()
}()
}
wg.Wait()
}