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test: added test for pkg/utils/admission/metadata.go (#9538)
Signed-off-by: sivasathyaseeelan <dnsiva.sathyaseelan.chy21@iitbhu.ac.in>
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1 changed files with 183 additions and 0 deletions
183
pkg/utils/admission/metadata_test.go
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183
pkg/utils/admission/metadata_test.go
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package admission
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import (
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"encoding/json"
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"reflect"
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"testing"
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admissionv1 "k8s.io/api/admission/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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)
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func TestUnmarshalPartialObjectMetadata(t *testing.T) {
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testCases := []struct {
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name string
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raw []byte
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expectErr bool
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}{
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{
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name: "Valid JSON",
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raw: []byte(`{"field": "value"}`),
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},
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{
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name: "Invalid JSON data",
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raw: []byte(`invalid JSON data`),
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expectErr: true,
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},
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{
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name: "Empty JSON",
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raw: []byte(`{}`),
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},
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{
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name: "Missing Field",
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raw: []byte(``),
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expectErr: true,
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},
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{
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name: "Nested Array",
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raw: []byte(`{"nested": [{"field": "value"}]}`),
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},
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{
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name: "Invalid Type",
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raw: []byte(`123`),
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expectErr: true,
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},
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}
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for _, test := range testCases {
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t.Run(test.name, func(t *testing.T) {
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result, err := UnmarshalPartialObjectMetadata(test.raw)
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if test.expectErr {
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if err == nil {
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t.Error("Expected an error, but got none")
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}
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} else {
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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var object *metav1.PartialObjectMetadata
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json.Unmarshal(test.raw, &object)
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if !reflect.DeepEqual(result, object) {
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t.Errorf("Expected %+v, got %+v", object, result)
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}
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}
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})
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}
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}
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func TestGetPartialObjectMetadatas(t *testing.T) {
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type args struct {
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request admissionv1.AdmissionRequest
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}
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testCases := []struct {
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name string
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args args
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}{{
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name: "Valid JSON",
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args: args{
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request: admissionv1.AdmissionRequest{
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Object: runtime.RawExtension{
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Raw: []byte(`{"field":"value"}`),
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},
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OldObject: runtime.RawExtension{
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Raw: []byte(`{"field":"value"}`),
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},
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Operation: "CREATE",
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},
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},
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}, {
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name: "Invalid JSON data",
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args: args{
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request: admissionv1.AdmissionRequest{
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Object: runtime.RawExtension{
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Raw: []byte(`invalid JSON data`),
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},
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OldObject: runtime.RawExtension{
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Raw: []byte(`{"field":"value"}`),
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},
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Operation: "UPDATE",
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},
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},
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}, {
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name: "Empty JSON",
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args: args{
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request: admissionv1.AdmissionRequest{
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Object: runtime.RawExtension{
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Raw: []byte(`{}`),
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},
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OldObject: runtime.RawExtension{
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Raw: []byte(`{"field":"value"}`),
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},
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Operation: "DELETE",
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},
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},
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}, {
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name: "Missing Field",
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args: args{
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request: admissionv1.AdmissionRequest{
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Object: runtime.RawExtension{
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Raw: []byte(``),
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},
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OldObject: runtime.RawExtension{
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Raw: []byte(`{"field":"value"}`),
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},
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Operation: "CONNECT",
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},
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},
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}, {
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name: "Nested Array",
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args: args{
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request: admissionv1.AdmissionRequest{
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Object: runtime.RawExtension{
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Raw: []byte(`{"nested": [{"field": "value"}]}`),
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},
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OldObject: runtime.RawExtension{
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Raw: []byte(`{"field":"value"}`),
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},
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Operation: "DELETE",
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},
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},
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}, {
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name: "Invalid Type",
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args: args{
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request: admissionv1.AdmissionRequest{
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Object: runtime.RawExtension{
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Raw: []byte(`123`),
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},
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OldObject: runtime.RawExtension{
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Raw: []byte(`{"field":"value"}`),
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},
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Operation: "UPDATE",
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},
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},
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}}
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for _, test := range testCases {
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t.Run(test.name, func(t *testing.T) {
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p1, p2, _ := GetPartialObjectMetadatas(test.args.request)
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object, err := UnmarshalPartialObjectMetadata(test.args.request.Object.Raw)
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var nil_object *metav1.PartialObjectMetadata = nil
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if err != nil {
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if !reflect.DeepEqual(nil_object, p1) || !reflect.DeepEqual(nil_object, p2) {
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t.Errorf("Expected policies %+v and %+v , got %+v and %+v ", nil_object, nil_object, p1, p2)
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}
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} else if test.args.request.Operation != admissionv1.Update {
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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if !reflect.DeepEqual(object, p1) || !reflect.DeepEqual(nil_object, p2) {
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t.Errorf("Expected policies %+v and %+v , got %+v and %+v ", object, nil_object, p1, p2)
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}
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} else {
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oldObject, err := UnmarshalPartialObjectMetadata(test.args.request.OldObject.Raw)
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if err != nil {
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if !reflect.DeepEqual(nil_object, p1) || !reflect.DeepEqual(nil_object, p2) {
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t.Errorf("Expected policies %+v and %+v , got %+v and %+v ", nil_object, nil_object, p1, p2)
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}
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}
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if !reflect.DeepEqual(object, p1) || !reflect.DeepEqual(oldObject, p2) {
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t.Errorf("Expected policies %+v and %+v , got %+v and %+v ", object, oldObject, p1, p2)
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}
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}
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})
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}
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}
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