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duplicate iteration variable in go func

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This commit is contained in:
Gaurav Singh 2020-05-04 21:52:06 -04:00
parent e3dde36e14
commit c6ac8ea5f7
1 changed files with 7 additions and 6 deletions
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13
staging/src/k8s.io/client-go/rest/watch/decoder_test.go
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@ -50,28 +50,29 @@ func TestDecoder(t *testing.T) {
decoder := restclientwatch.NewDecoder(streaming.NewDecoder(out, getDecoder()), getDecoder()) decoder := restclientwatch.NewDecoder(streaming.NewDecoder(out, getDecoder()), getDecoder())
expect := &v1.Pod{ObjectMeta: metav1.ObjectMeta{Name: "foo"}} expect := &v1.Pod{ObjectMeta: metav1.ObjectMeta{Name: "foo"}}
encoder := json.NewEncoder(in) encoder := json.NewEncoder(in)
go func(eventType interface{}) { eType := eventType
go func() {
data, err := runtime.Encode(scheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), expect) data, err := runtime.Encode(scheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), expect)
if err != nil { if err != nil {
t.Fatalf("Unexpected error %v", err) t.Fatalf("Unexpected error %v", err)
} }
event := metav1.WatchEvent{ event := metav1.WatchEvent{
Type: string(eventType), Type: string(eType),
Object: runtime.RawExtension{Raw: json.RawMessage(data)}, Object: runtime.RawExtension{Raw: json.RawMessage(data)},
} }
if err := encoder.Encode(&event); err != nil { if err := encoder.Encode(&event); err != nil {
t.Errorf("Unexpected error %v", err) t.Errorf("Unexpected error %v", err)
} }
in.Close() in.Close()
}(eventType) }()
done := make(chan struct{}) done := make(chan struct{})
go func(eventType interface{}) { go func() {
action, got, err := decoder.Decode() action, got, err := decoder.Decode()
if err != nil { if err != nil {
t.Fatalf("Unexpected error %v", err) t.Fatalf("Unexpected error %v", err)
} }
if e, a := eventType, action; e != a { if e, a := eType, action; e != a {
t.Errorf("Expected %v, got %v", e, a) t.Errorf("Expected %v, got %v", e, a)
} }
if e, a := expect, got; !apiequality.Semantic.DeepDerivative(e, a) { if e, a := expect, got; !apiequality.Semantic.DeepDerivative(e, a) {
@ -79,7 +80,7 @@ func TestDecoder(t *testing.T) {
} }
t.Logf("Exited read") t.Logf("Exited read")
close(done) close(done)
}(eventType) }()
<-done <-done
done = make(chan struct{}) done = make(chan struct{})