mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-26 22:09:35 +00:00
103 lines
2.8 KiB
Go
103 lines
2.8 KiB
Go
|
/*
|
||
|
|
# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
|
||
|
|
#
|
||
|
|
# 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 devices
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"strings"
|
||
|
|
"testing"
|
||
|
|
|
||
|
|
"github.com/stretchr/testify/require"
|
||
|
|
)
|
||
|
|
|
||
|
|
func TestNvidiaDevices(t *testing.T) {
|
||
|
|
devices := map[Name]Major{
|
||
|
|
"nvidia-frontend": 195,
|
||
|
|
"nvidia-nvlink": 234,
|
||
|
|
"nvidia-caps": 235,
|
||
|
|
"nvidia-uvm": 510,
|
||
|
|
"nvidia-nvswitch": 511,
|
||
|
|
}
|
||
|
|
|
||
|
|
nvidiaDevices := testDevices(devices)
|
||
|
|
for name, major := range devices {
|
||
|
|
device, exists := nvidiaDevices.Get(name)
|
||
|
|
require.True(t, exists, "Unexpected missing device")
|
||
|
|
require.Equal(t, device, major, "Unexpected device major")
|
||
|
|
}
|
||
|
|
_, exists := nvidiaDevices.Get("bogus")
|
||
|
|
require.False(t, exists, "Unexpected 'bogus' device found")
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestProcessDeviceFile(t *testing.T) {
|
||
|
|
testCases := []struct {
|
||
|
|
lines []string
|
||
|
|
expected devices
|
||
|
|
}{
|
||
|
|
{[]string{}, make(devices)},
|
||
|
|
{[]string{"Not a valid line:"}, make(devices)},
|
||
|
|
{[]string{"195 nvidia-frontend"}, devices{"nvidia-frontend": 195}},
|
||
|
|
{[]string{"195 nvidia-frontend", "235 nvidia-caps"}, devices{"nvidia-frontend": 195, "nvidia-caps": 235}},
|
||
|
|
{[]string{" 195 nvidia-frontend"}, devices{"nvidia-frontend": 195}},
|
||
|
|
{[]string{"Not a valid line:", "", "195 nvidia-frontend"}, devices{"nvidia-frontend": 195}},
|
||
|
|
{[]string{"195 not-nvidia-frontend"}, make(devices)},
|
||
|
|
}
|
||
|
|
for i, tc := range testCases {
|
||
|
|
t.Run(fmt.Sprintf("testcase %d", i), func(t *testing.T) {
|
||
|
|
contents := strings.NewReader(strings.Join(tc.lines, "\n"))
|
||
|
|
d := nvidiaDeviceFrom(contents)
|
||
|
|
|
||
|
|
require.EqualValues(t, tc.expected, d)
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestProcessDeviceFileLine(t *testing.T) {
|
||
|
|
testCases := []struct {
|
||
|
|
line string
|
||
|
|
name Name
|
||
|
|
major Major
|
||
|
|
err bool
|
||
|
|
}{
|
||
|
|
{"", "", 0, true},
|
||
|
|
{"0", "", 0, true},
|
||
|
|
{"notint nvidia-frontend", "", 0, true},
|
||
|
|
{"195 nvidia-frontend", "nvidia-frontend", 195, false},
|
||
|
|
{" 195 nvidia-frontend", "nvidia-frontend", 195, false},
|
||
|
|
}
|
||
|
|
|
||
|
|
for i, tc := range testCases {
|
||
|
|
t.Run(fmt.Sprintf("testcase %d", i), func(t *testing.T) {
|
||
|
|
name, major, err := processProcDeviceLine(tc.line)
|
||
|
|
|
||
|
|
require.Equal(t, tc.name, name)
|
||
|
|
require.Equal(t, tc.major, major)
|
||
|
|
if tc.err {
|
||
|
|
require.Error(t, err)
|
||
|
|
} else {
|
||
|
|
require.NoError(t, err)
|
||
|
|
}
|
||
|
|
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// testDevices creates a set of test NVIDIA devices
|
||
|
|
func testDevices(d map[Name]Major) Devices {
|
||
|
|
return devices(d)
|
||
|
|
}
|