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Simple test of Perflib unmarshalling

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This commit is contained in:
Calle Pettersson
2019-08-03 14:39:28 +02:00
parent 9308108284
commit 123a055242
2 changed files with 139 additions and 2 deletions
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16
collector/perflib.go
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@@ -63,10 +63,14 @@ func unmarshalObject(obj *perflib.PerfObject, vs interface{}) error {
ctr, found := counters[tag]
if !found {
log.Debugf("missing counter %q, has %v", tag, counters)
log.Debugf("missing counter %q, have %v", tag, counterMapKeys(counters))
continue
}
if !target.Field(i).CanSet() {
return fmt.Errorf("tagged field %v cannot be written to", f)
return fmt.Errorf("tagged field %v cannot be written to", f.Name)
}
if fieldType := target.Field(i).Type(); fieldType != reflect.TypeOf((*float64)(nil)).Elem() {
return fmt.Errorf("tagged field %v has wrong type %v, must be float64", f.Name, fieldType)
}
switch ctr.Def.CounterType {
@@ -86,3 +90,11 @@ func unmarshalObject(obj *perflib.PerfObject, vs interface{}) error {
return nil
}
func counterMapKeys(m map[string]*perflib.PerfCounter) []string {
keys := make([]string, 0, len(m))
for k := range m {
keys = append(keys, k)
}
return keys
}