func Fuzz(data []byte) int {
events, err := trace.Parse(bytes.NewReader(data))
if err != nil {
if events != nil {
panic("events is not nil on error")
}
return 0
}
trace.GoroutineStats(events)
trace.RelatedGoroutines(events, 1)
return 1
}
func parseTrace(r io.Reader) ([]*trace.Event, map[uint64]*trace.GDesc, error) {
events, err := trace.Parse(r)
if err != nil {
return nil, nil, err
}
gs := trace.GoroutineStats(events)
for goid := range gs {
// We don't do any particular checks on the result at the moment.
// But still check that RelatedGoroutines does not crash, hang, etc.
_ = trace.RelatedGoroutines(events, goid)
}
return events, gs, nil
}
func parseTrace(t *testing.T, r io.Reader) ([]*trace.Event, map[uint64]*trace.GDesc) {
events, err := trace.Parse(r, "")
if err == trace.ErrTimeOrder {
t.Skipf("skipping trace: %v", err)
}
if err != nil {
t.Fatalf("failed to parse trace: %v", err)
}
gs := trace.GoroutineStats(events)
for goid := range gs {
// We don't do any particular checks on the result at the moment.
// But still check that RelatedGoroutines does not crash, hang, etc.
_ = trace.RelatedGoroutines(events, goid)
}
return events, gs
}
// analyzeGoroutines generates statistics about execution of all goroutines and stores them in gs.
func analyzeGoroutines(events []*trace.Event) {
gsInit.Do(func() {
gs = trace.GoroutineStats(events)
})
}