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Add tests for deepcopy of structs

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This commit is contained in:
Jordan Liggitt 2016-10-31 13:03:58 -04:00
parent 63954ccd0e
commit dffd5c6689
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1 changed files with 22 additions and 0 deletions
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22
pkg/api/copy_test.go
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@ -17,6 +17,7 @@ limitations under the License.
package api_test
import (
"bytes"
"math/rand"
"reflect"
"testing"
@ -57,6 +58,27 @@ func doDeepCopyTest(t *testing.T, kind unversioned.GroupVersionKind, f *fuzz.Fuz
if !reflect.DeepEqual(item, itemCopy) {
t.Errorf("\nexpected: %#v\n\ngot: %#v\n\ndiff: %v", item, itemCopy, diff.ObjectReflectDiff(item, itemCopy))
}
prefuzzData := &bytes.Buffer{}
if err := api.Codecs.LegacyCodec(kind.GroupVersion()).Encode(item, prefuzzData); err != nil {
t.Errorf("Could not encode a %v: %s", kind, err)
return
}
// Refuzz the copy, which should have no effect on the original
f.Fuzz(itemCopy)
postfuzzData := &bytes.Buffer{}
if err := api.Codecs.LegacyCodec(kind.GroupVersion()).Encode(item, postfuzzData); err != nil {
t.Errorf("Could not encode a %v: %s", kind, err)
return
}
if bytes.Compare(prefuzzData.Bytes(), postfuzzData.Bytes()) != 0 {
t.Log(diff.StringDiff(prefuzzData.String(), postfuzzData.String()))
t.Errorf("Fuzzing copy modified original of %#v", kind)
return
}
}
func TestDeepCopySingleType(t *testing.T) {