dynamo/deploy/operator/api/v1alpha1/common_test.go

137 lines
3.8 KiB
Go

/*
* SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package v1alpha1
import (
"encoding/json"
"reflect"
"testing"
corev1 "k8s.io/api/core/v1"
)
func TestExtraPodSpec_MarshalJSON(t *testing.T) {
tests := []struct {
name string
spec ExtraPodSpec
wantJSON string
}{
{
name: "nil PodSpec with mainContainer",
spec: ExtraPodSpec{
PodSpec: nil,
MainContainer: &corev1.Container{Name: "main"},
},
wantJSON: `{"mainContainer":{"name":"main","resources":{}}}`,
},
{
name: "nil Containers omits containers key entirely",
spec: ExtraPodSpec{
PodSpec: &corev1.PodSpec{
NodeSelector: map[string]string{"gpu": "true"},
},
},
wantJSON: `{"nodeSelector":{"gpu":"true"}}`,
},
{
name: "empty Containers omits containers key",
spec: ExtraPodSpec{
PodSpec: &corev1.PodSpec{
Containers: []corev1.Container{},
},
},
wantJSON: `{}`,
},
{
name: "populated Containers are serialized",
spec: ExtraPodSpec{
PodSpec: &corev1.PodSpec{
Containers: []corev1.Container{{Name: "sidecar"}},
},
},
wantJSON: `{"containers":[{"name":"sidecar","resources":{}}]}`,
},
{
name: "tolerations preserved without containers",
spec: ExtraPodSpec{
PodSpec: &corev1.PodSpec{
Tolerations: []corev1.Toleration{{Key: "nvidia.com/gpu"}},
},
},
wantJSON: `{"tolerations":[{"key":"nvidia.com/gpu"}]}`,
},
{
name: "mainContainer alongside PodSpec fields",
spec: ExtraPodSpec{
PodSpec: &corev1.PodSpec{
NodeSelector: map[string]string{"zone": "us-east"},
},
MainContainer: &corev1.Container{Name: "main"},
},
wantJSON: `{"nodeSelector":{"zone":"us-east"},"mainContainer":{"name":"main","resources":{}}}`,
},
{
name: "nil PodSpec and nil mainContainer",
spec: ExtraPodSpec{},
wantJSON: `{}`,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := json.Marshal(tt.spec)
if err != nil {
t.Fatalf("MarshalJSON() error = %v", err)
}
if string(got) != tt.wantJSON {
t.Errorf("MarshalJSON() mismatch\n got: %s\nwant: %s", string(got), tt.wantJSON)
}
})
}
}
func TestExtraPodSpec_MarshalJSON_RoundTrip(t *testing.T) {
original := ExtraPodSpec{
PodSpec: &corev1.PodSpec{
Containers: []corev1.Container{{Name: "main", Image: "nginx"}},
NodeSelector: map[string]string{"gpu": "true"},
Tolerations: []corev1.Toleration{{Key: "nvidia.com/gpu", Operator: corev1.TolerationOpExists}},
},
MainContainer: &corev1.Container{Name: "override", Image: "custom"},
}
data, err := json.Marshal(original)
if err != nil {
t.Fatalf("MarshalJSON() error = %v", err)
}
var restored ExtraPodSpec
if err := json.Unmarshal(data, &restored); err != nil {
t.Fatalf("UnmarshalJSON() error = %v", err)
}
if !reflect.DeepEqual(original.PodSpec, restored.PodSpec) {
t.Errorf("round-trip: PodSpec mismatch\n got: %+v\nwant: %+v", restored.PodSpec, original.PodSpec)
}
if !reflect.DeepEqual(original.MainContainer, restored.MainContainer) {
t.Errorf("round-trip: MainContainer mismatch\n got: %+v\nwant: %+v", restored.MainContainer, original.MainContainer)
}
}