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// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package types
import (
"reflect"
"strings"
"testing"
yaml "go.yaml.in/yaml/v2"
"sigs.k8s.io/kustomize/kyaml/resid"
)
func TestGVK(t *testing.T) {
type testcase struct {
data string
expected resid.Gvk
}
testcases := []testcase{
{
data: `
apiVersion: v1
kind: Secret
name: my-secret
`,
expected: resid.Gvk{Group: "", Version: "v1", Kind: "Secret"},
},
{
data: `
apiVersion: myapps/v1
kind: MyKind
name: my-kind
`,
expected: resid.Gvk{Group: "myapps", Version: "v1", Kind: "MyKind"},
},
{
data: `
version: v2
kind: MyKind
name: my-kind
`,
expected: resid.Gvk{Version: "v2", Kind: "MyKind"},
},
}
for _, tc := range testcases {
var targ Target
err := yaml.Unmarshal([]byte(tc.data), &targ)
if err != nil {
t.Fatalf("Unexpected error %v", err)
}
if !reflect.DeepEqual(targ.GVK(), tc.expected) {
t.Fatalf("Expected %v, but got %v", tc.expected, targ.GVK())
}
}
}
func TestDefaulting(t *testing.T) {
v := &Var{
Name: "SOME_VARIABLE_NAME",
ObjRef: Target{
Gvk: resid.Gvk{
Version: "v1",
Kind: "Secret",
},
Name: "my-secret",
},
}
v.Defaulting()
if v.FieldRef.FieldPath != DefaultReplacementFieldPath {
t.Fatalf("expected %s, got %v",
DefaultReplacementFieldPath, v.FieldRef.FieldPath)
}
}
func TestVarSet(t *testing.T) {
set := NewVarSet()
vars := []Var{
{
Name: "SHELLVARS",
ObjRef: Target{
APIVersion: "v7",
Gvk: resid.Gvk{Kind: "ConfigMap"},
Name: "bash"},
},
{
Name: "BACKEND",
ObjRef: Target{
APIVersion: "v7",
Gvk: resid.Gvk{Kind: "Deployment"},
Name: "myTiredBackend"},
},
{
Name: "AWARD",
ObjRef: Target{
APIVersion: "v7",
Gvk: resid.Gvk{Kind: "Service"},
Name: "nobelPrize"},
FieldRef: FieldSelector{FieldPath: "some.arbitrary.path"},
},
}
err := set.MergeSlice(vars)
if err != nil {
t.Fatalf("unexpected err: %v", err)
}
for _, v := range vars {
if !set.Contains(v) {
t.Fatalf("set %v should contain var %v", set.AsSlice(), v)
}
}
set2 := NewVarSet()
err = set2.MergeSet(set)
if err != nil {
t.Fatalf("unexpected err: %v", err)
}
err = set2.MergeSlice(vars)
if err == nil {
t.Fatalf("expected err")
}
if !strings.Contains(err.Error(), "var 'SHELLVARS' already encountered") {
t.Fatalf("unexpected err: %v", err)
}
v := set2.Get("BACKEND")
if v == nil {
t.Fatalf("expected var")
}
// Confirm defaulting.
if v.FieldRef.FieldPath != DefaultReplacementFieldPath {
t.Fatalf("unexpected field path: %v", v.FieldRef.FieldPath)
}
// Confirm sorting.
names := set2.AsSlice()
if names[0].Name != "AWARD" ||
names[1].Name != "BACKEND" ||
names[2].Name != "SHELLVARS" {
t.Fatalf("unexpected order in : %v", names)
}
}
func TestVarSetCopy(t *testing.T) {
set1 := NewVarSet()
vars := []Var{
{Name: "First"},
{Name: "Second"},
{Name: "Third"},
}
err := set1.MergeSlice(vars)
if err != nil {
t.Fatalf("unexpected err: %v", err)
}
// Confirm copying
set2 := set1.Copy()
for _, varInSet1 := range set1.AsSlice() {
if v := set2.Get(varInSet1.Name); v == nil {
t.Fatalf("set %v should contain a Var named %s", set2.AsSlice(), varInSet1)
} else if !set2.Contains(*v) {
t.Fatalf("set %v should contain %v", set2.AsSlice(), v)
}
}
// Confirm that the copy is deep
w := Var{Name: "Only in set2"}
set2.Merge(w)
if !set2.Contains(w) {
t.Fatalf("set %v should contain %v", set2.AsSlice(), w)
}
if set1.Contains(w) {
t.Fatalf("set %v should not contain %v", set1.AsSlice(), w)
}
}
|
