dynamo/deploy/operator/internal/webhook/validation/dynamomodel_test.go

351 lines
9.5 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 validation
import (
"testing"
nvidiacomv1alpha1 "github.com/ai-dynamo/dynamo/deploy/operator/api/v1alpha1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
func TestDynamoModelValidator_Validate(t *testing.T) {
tests := []struct {
name string
model *nvidiacomv1alpha1.DynamoModel
wantErr bool
errMsg string
}{
{
name: "valid base model",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-model",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
wantErr: false,
},
{
name: "valid lora model with s3 source",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-lora",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "s3://my-bucket/lora-adapter",
},
},
},
wantErr: false,
},
{
name: "valid lora model with hf source",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-lora",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "hf://organization/model-name",
},
},
},
wantErr: false,
},
{
name: "missing modelName",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-model",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
wantErr: true,
errMsg: "spec.modelName is required",
},
{
name: "missing baseModelName",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-model",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "",
ModelType: "base",
},
},
wantErr: true,
errMsg: "spec.baseModelName is required",
},
{
name: "lora without source",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-lora",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: nil,
},
},
wantErr: true,
errMsg: "spec.source is required when modelType is 'lora'",
},
{
name: "lora with empty URI",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-lora",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "",
},
},
},
wantErr: true,
errMsg: "spec.source.uri must be specified when modelType is 'lora'",
},
{
name: "lora with invalid URI scheme",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-lora",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "http://example.com/model",
},
},
},
wantErr: true,
errMsg: "source URI must start with 's3://' or 'hf://', got: http://example.com/model",
},
{
name: "lora with file:// URI scheme",
model: &nvidiacomv1alpha1.DynamoModel{
ObjectMeta: metav1.ObjectMeta{
Name: "test-lora",
Namespace: "default",
},
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "file:///local/path",
},
},
},
wantErr: true,
errMsg: "source URI must start with 's3://' or 'hf://', got: file:///local/path",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
validator := NewDynamoModelValidator(tt.model)
_, err := validator.Validate()
if (err != nil) != tt.wantErr {
t.Errorf("DynamoModelValidator.Validate() error = %v, wantErr %v", err, tt.wantErr)
return
}
if tt.wantErr && err.Error() != tt.errMsg {
t.Errorf("DynamoModelValidator.Validate() error message = %v, want %v", err.Error(), tt.errMsg)
}
})
}
}
func TestDynamoModelValidator_ValidateUpdate(t *testing.T) {
tests := []struct {
name string
oldModel *nvidiacomv1alpha1.DynamoModel
newModel *nvidiacomv1alpha1.DynamoModel
wantErr bool
wantWarnings bool
errMsg string
expectedWarnMsg string
}{
{
name: "no changes",
oldModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
newModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
wantErr: false,
},
{
name: "changing modelType",
oldModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
newModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "s3://bucket/adapter",
},
},
},
wantErr: true,
wantWarnings: true,
errMsg: "spec.modelType is immutable and cannot be changed after creation",
expectedWarnMsg: "Changing spec.modelType may cause unexpected behavior",
},
{
name: "changing baseModelName",
oldModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
newModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-70b",
ModelType: "base",
},
},
wantErr: true,
wantWarnings: true,
errMsg: "spec.baseModelName is immutable and cannot be changed after creation",
expectedWarnMsg: "Changing spec.baseModelName will break endpoint discovery",
},
{
name: "changing modelName is allowed",
oldModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
newModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-renamed",
BaseModelName: "llama-3-8b",
ModelType: "base",
},
},
wantErr: false,
},
{
name: "updating source URI for lora is allowed",
oldModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "s3://bucket/adapter-v1",
},
},
},
newModel: &nvidiacomv1alpha1.DynamoModel{
Spec: nvidiacomv1alpha1.DynamoModelSpec{
ModelName: "llama-3-8b-custom",
BaseModelName: "llama-3-8b",
ModelType: "lora",
Source: &nvidiacomv1alpha1.ModelSource{
URI: "s3://bucket/adapter-v2",
},
},
},
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
validator := NewDynamoModelValidator(tt.newModel)
warnings, err := validator.ValidateUpdate(tt.oldModel)
if (err != nil) != tt.wantErr {
t.Errorf("DynamoModelValidator.ValidateUpdate() error = %v, wantErr %v", err, tt.wantErr)
return
}
if tt.wantErr && err.Error() != tt.errMsg {
t.Errorf("DynamoModelValidator.ValidateUpdate() error message = %v, want %v", err.Error(), tt.errMsg)
}
if tt.wantWarnings && len(warnings) == 0 {
t.Errorf("DynamoModelValidator.ValidateUpdate() expected warnings but got none")
}
if tt.wantWarnings && len(warnings) > 0 && warnings[0] != tt.expectedWarnMsg {
t.Errorf("DynamoModelValidator.ValidateUpdate() warning = %v, want %v", warnings[0], tt.expectedWarnMsg)
}
})
}
}