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Serialization test should verify encode does not mutate in

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This commit is contained in:
Clayton Coleman
2016-05-20 20:24:03 -04:00
parent 2faf49c75c
commit 8b01cfe1eb
2 changed files with 18 additions and 5 deletions
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21
pkg/api/serialization_test.go
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@@ -20,6 +20,7 @@ import (
"bytes"
"encoding/hex"
"encoding/json"
"fmt"
"io/ioutil"
"math/rand"
"reflect"
@@ -78,6 +79,13 @@ func dataAsString(data []byte) string {
func roundTrip(t *testing.T, codec runtime.Codec, item runtime.Object) {
printer := spew.ConfigState{DisableMethods: true}
original := item
copied, err := api.Scheme.DeepCopy(item)
if err != nil {
panic(fmt.Sprintf("unable to copy: %v", err))
}
item = copied.(runtime.Object)
name := reflect.TypeOf(item).Elem().Name()
data, err := runtime.Encode(codec, item)
if err != nil {
@@ -85,13 +93,18 @@ func roundTrip(t *testing.T, codec runtime.Codec, item runtime.Object) {
return
}
if !api.Semantic.DeepEqual(original, item) {
t.Errorf("0: %v: encode altered the object, diff: %v", name, diff.ObjectReflectDiff(original, item))
return
}
obj2, err := runtime.Decode(codec, data)
if err != nil {
t.Errorf("0: %v: %v\nCodec: %v\nData: %s\nSource: %#v", name, err, codec, dataAsString(data), printer.Sprintf("%#v", item))
t.Errorf("0: %v: %v\nCodec: %#v\nData: %s\nSource: %#v", name, err, codec, dataAsString(data), printer.Sprintf("%#v", item))
panic("failed")
}
if !api.Semantic.DeepEqual(item, obj2) {
t.Errorf("\n1: %v: diff: %v\nCodec: %v\nSource:\n\n%#v\n\nEncoded:\n\n%s\n\nFinal:\n\n%#v", name, diff.ObjectGoPrintDiff(item, obj2), codec, printer.Sprintf("%#v", item), dataAsString(data), printer.Sprintf("%#v", obj2))
if !api.Semantic.DeepEqual(original, obj2) {
t.Errorf("\n1: %v: diff: %v\nCodec: %#v\nSource:\n\n%#v\n\nEncoded:\n\n%s\n\nFinal:\n\n%#v", name, diff.ObjectReflectDiff(item, obj2), codec, printer.Sprintf("%#v", item), dataAsString(data), printer.Sprintf("%#v", obj2))
return
}
@@ -101,7 +114,7 @@ func roundTrip(t *testing.T, codec runtime.Codec, item runtime.Object) {
return
}
if !api.Semantic.DeepEqual(item, obj3) {
t.Errorf("3: %v: diff: %v\nCodec: %v", name, diff.ObjectDiff(item, obj3), codec)
t.Errorf("3: %v: diff: %v\nCodec: %#v", name, diff.ObjectReflectDiff(item, obj3), codec)
return
}
}