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// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package builtinconfig
import (
"reflect"
"testing"
"sigs.k8s.io/kustomize/api/types"
"sigs.k8s.io/kustomize/kyaml/resid"
)
func TestMergeAll(t *testing.T) {
fsSlice1 := []types.FieldSpec{
{
Gvk: resid.Gvk{
Kind: "Pod",
},
Path: "path/to/a/name",
CreateIfNotPresent: false,
},
{
Gvk: resid.Gvk{
Kind: "Deployment",
},
Path: "another/path/to/some/name",
CreateIfNotPresent: false,
},
}
fsSlice2 := []types.FieldSpec{
{
Gvk: resid.Gvk{
Kind: "Job",
},
Path: "morepath/to/name",
CreateIfNotPresent: false,
},
{
Gvk: resid.Gvk{
Kind: "StatefulSet",
},
Path: "yet/another/path/to/a/name",
CreateIfNotPresent: false,
},
}
nbrsSlice1 := nbrSlice{
{
Gvk: resid.Gvk{
Kind: "ConfigMap",
},
Referrers: fsSlice1,
},
{
Gvk: resid.Gvk{
Kind: "Secret",
},
Referrers: fsSlice2,
},
}
nbrsSlice2 := nbrSlice{
{
Gvk: resid.Gvk{
Kind: "ConfigMap",
},
Referrers: fsSlice1,
},
{
Gvk: resid.Gvk{
Kind: "Secret",
},
Referrers: fsSlice2,
},
}
expected := nbrSlice{
{
Gvk: resid.Gvk{
Kind: "ConfigMap",
},
Referrers: fsSlice1,
},
{
Gvk: resid.Gvk{
Kind: "Secret",
},
Referrers: fsSlice2,
},
}
actual, err := nbrsSlice1.mergeAll(nbrsSlice2)
if err != nil {
t.Fatalf("unexpected err: %v", err)
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("expected\n %v\n but got\n %v\n", expected, actual)
}
}
func TestNbrSlice_DeepCopy(t *testing.T) {
original := make(nbrSlice, 2, 4)
original[0] = NameBackReferences{Gvk: resid.FromKind("A"), Referrers: types.FsSlice{{Path: "a"}}}
original[1] = NameBackReferences{Gvk: resid.FromKind("B"), Referrers: types.FsSlice{{Path: "b"}}}
copied := original.DeepCopy()
original, _ = original.mergeOne(NameBackReferences{Gvk: resid.FromKind("C"), Referrers: types.FsSlice{{Path: "c"}}})
// perform mutations which should not affect original
copied.Swap(0, 1)
copied[0].Referrers[0].Path = "very b" // ensure Referrers are not shared
_, _ = copied.mergeOne(NameBackReferences{Gvk: resid.FromKind("D"), Referrers: types.FsSlice{{Path: "d"}}})
// if DeepCopy does not work, original would be {very b,a,d} instead of {a,b,c}
expected := nbrSlice{
{Gvk: resid.FromKind("A"), Referrers: types.FsSlice{{Path: "a"}}},
{Gvk: resid.FromKind("B"), Referrers: types.FsSlice{{Path: "b"}}},
{Gvk: resid.FromKind("C"), Referrers: types.FsSlice{{Path: "c"}}},
}
if !reflect.DeepEqual(original, expected) {
t.Fatalf("original affected by mutations to copied object:\ngot\t%+v,\nexpected: %+v", original, expected)
}
}
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