func fuzzInternalObject(t *testing.T, forVersion string, item runtime.Object, seed int64) runtime.Object {
	apitesting.FuzzerFor(t, forVersion, rand.NewSource(seed)).Fuzz(item)

	j, err := meta.TypeAccessor(item)
	if err != nil {
		t.Fatalf("Unexpected error %v for %#v", err, item)
	}
	j.SetKind("")
	j.SetAPIVersion("")

	return item
}
func TestRoundTripTypes(t *testing.T) {
	// api.Scheme.Log(t)
	// defer api.Scheme.Log(nil)

	for kind := range api.Scheme.KnownTypes("") {
		if nonRoundTrippableTypes.Has(kind) {
			continue
		}
		// Try a few times, since runTest uses random values.
		for i := 0; i < *fuzzIters; i++ {
			item, err := api.Scheme.New("", kind)
			if err != nil {
				t.Fatalf("Couldn't make a %v? %v", kind, err)
			}
			if _, err := meta.TypeAccessor(item); err != nil {
				t.Fatalf("%q is not a TypeMeta and cannot be tested - add it to nonRoundTrippableTypes: %v", kind, err)
			}
			roundTripSame(t, item, nonRoundTrippableTypesByVersion[kind]...)
			if !nonInternalRoundTrippableTypes.Has(kind) {
				roundTrip(t, api.Codec, fuzzInternalObject(t, "", item, rand.Int63()))
			}
		}
	}
}