mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
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833254fa59
This change allows CDI devices to be requested as mounts in the container. This enables their use in environments such as kind where environment variables or annotations cannot be used. Signed-off-by: Evan Lezar <elezar@nvidia.com>
100 lines
2.7 KiB
Go
100 lines
2.7 KiB
Go
/**
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# Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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**/
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package modifier
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import (
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"testing"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/config/image"
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"github.com/stretchr/testify/require"
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)
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func TestGraphicsModifier(t *testing.T) {
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testCases := []struct {
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description string
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envmap map[string]string
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expectedRequired bool
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}{
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{
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description: "empty image does not create modifier",
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},
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{
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description: "devices with no capabilities does not create modifier",
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envmap: map[string]string{
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"NVIDIA_VISIBLE_DEVICES": "all",
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},
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},
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{
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description: "devices with no non-graphics does not create modifier",
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envmap: map[string]string{
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"NVIDIA_VISIBLE_DEVICES": "all",
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"NVIDIA_DRIVER_CAPABILITIES": "compute",
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},
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},
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{
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description: "devices with all capabilities creates modifier",
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envmap: map[string]string{
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"NVIDIA_VISIBLE_DEVICES": "all",
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"NVIDIA_DRIVER_CAPABILITIES": "all",
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},
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expectedRequired: true,
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},
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{
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description: "devices with graphics capability creates modifier",
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envmap: map[string]string{
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"NVIDIA_VISIBLE_DEVICES": "all",
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"NVIDIA_DRIVER_CAPABILITIES": "graphics",
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},
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expectedRequired: true,
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},
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{
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description: "devices with compute,graphics capability creates modifier",
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envmap: map[string]string{
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"NVIDIA_VISIBLE_DEVICES": "all",
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"NVIDIA_DRIVER_CAPABILITIES": "compute,graphics",
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},
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expectedRequired: true,
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},
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{
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description: "devices with display capability creates modifier",
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envmap: map[string]string{
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"NVIDIA_VISIBLE_DEVICES": "all",
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"NVIDIA_DRIVER_CAPABILITIES": "display",
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},
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expectedRequired: true,
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},
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{
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description: "devices with display,graphics capability creates modifier",
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envmap: map[string]string{
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"NVIDIA_VISIBLE_DEVICES": "all",
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"NVIDIA_DRIVER_CAPABILITIES": "display,graphics",
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},
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expectedRequired: true,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.description, func(t *testing.T) {
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image, _ := image.New(
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image.WithEnvMap(tc.envmap),
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)
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required, _ := requiresGraphicsModifier(image)
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require.EqualValues(t, tc.expectedRequired, required)
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})
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}
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}
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