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// Copyright 2018 The Prometheus Authors
// 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.
// +build !windows
package sysfs
import (
"reflect"
"testing"
)
func TestNewSystemCpufreq(t *testing.T) {
fs, err := NewFS("fixtures")
if err != nil {
t.Fatal(err)
}
c, err := fs.NewSystemCpufreq()
if err != nil {
t.Fatal(err)
}
systemCpufreq := []SystemCPUCpufreqStats{
// Ubuntu 16.04 (4.15.0-20-generic), has `scaling_cur_freq` file.
{
Name: "0",
CurrentFrequency: 1219917,
MinimumFrequency: 800000,
MaximumFrequency: 2400000,
TransitionLatency: 0,
AvailableGovernors: "performance powersave",
Driver: "intel_pstate",
Govenor: "powersave",
RelatedCpus: "0",
SetSpeed: "<unsupported>",
},
// RHEL 7.3 (3.10.0-514.26.2.el7), missing `scaling_cur_freq` file.
{
Name: "1",
CurrentFrequency: 1200195,
MinimumFrequency: 1200000,
MaximumFrequency: 3300000,
TransitionLatency: 4294967295,
AvailableGovernors: "performance powersave",
Driver: "intel_pstate",
Govenor: "powersave",
RelatedCpus: "1",
SetSpeed: "<unsupported>",
},
}
if !reflect.DeepEqual(systemCpufreq, c) {
t.Errorf("Result not correct: want %v, have %v", systemCpufreq, c)
}
}
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