mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-22 16:29:18 +00:00
93 lines
2.7 KiB
Go
93 lines
2.7 KiB
Go
/*
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# Copyright (c) 2021, 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 proc
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import (
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"strings"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestNvidiaDevices(t *testing.T) {
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devices := []Device{
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{"nvidia-frontend", 195},
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{"nvidia-nvlink", 234},
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{"nvidia-caps", 235},
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{"nvidia-uvm", 510},
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{"nvidia-nvswitch", 511},
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}
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nvidiaDevices := NewMockNvidiaDevices(devices...)
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for _, d := range devices {
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device, exists := nvidiaDevices.Get(d.Name)
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require.True(t, exists, "Unexpected missing device")
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require.Equal(t, device.Name, d.Name, "Unexpected device name")
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require.Equal(t, device.Major, d.Major, "Unexpected device major")
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}
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_, exists := nvidiaDevices.Get("bogus")
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require.False(t, exists, "Unexpected 'bogus' device found")
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}
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func TestProcessDeviceFile(t *testing.T) {
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testCases := []struct {
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lines []string
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expected []Device
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}{
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{[]string{}, []Device{}},
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{[]string{"Not a valid line:"}, []Device{}},
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{[]string{"195 nvidia-frontend"}, []Device{{"nvidia-frontend", 195}}},
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{[]string{"195 nvidia-frontend", "235 nvidia-caps"}, []Device{{"nvidia-frontend", 195}, {"nvidia-caps", 235}}},
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{[]string{" 195 nvidia-frontend"}, []Device{{"nvidia-frontend", 195}}},
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{[]string{"Not a valid line:", "", "195 nvidia-frontend"}, []Device{{"nvidia-frontend", 195}}},
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{[]string{"195 not-nvidia-frontend"}, []Device{}},
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}
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for _, tc := range testCases {
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contents := strings.NewReader(strings.Join(tc.lines, "\n"))
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d := processDeviceFile(contents)
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require.Equalf(t, NewMockNvidiaDevices(tc.expected...), d, "testCase: %v", tc)
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}
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}
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func TestProcessDeviceFileLine(t *testing.T) {
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testCases := []struct {
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line string
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name string
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major int
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err bool
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}{
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{"", "", 0, true},
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{"0", "", 0, true},
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{"notint nvidia-frontend", "", 0, true},
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{"195 nvidia-frontend", "nvidia-frontend", 195, false},
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{" 195 nvidia-frontend", "nvidia-frontend", 195, false},
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}
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for _, tc := range testCases {
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name, major, err := processProcDeviceLine(tc.line)
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require.Equal(t, tc.name, name)
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require.Equal(t, tc.major, major)
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if tc.err {
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require.Error(t, err)
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} else {
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require.NoError(t, err)
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}
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}
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}
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