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// Copyright 2024 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.
//go:build linux
// +build linux
package sysfs
import (
"reflect"
"testing"
)
func TestEcnByIface(t *testing.T) {
fs, err := NewFS(sysTestFixtures)
if err != nil {
t.Fatal(err)
}
_, err = fs.EcnByIface("non-existent")
if err == nil {
t.Fatal("expected error, have none")
}
device, err := fs.EcnByIface("eth0")
if err != nil {
t.Fatal(err)
}
if device.Name != "eth0" {
t.Errorf("Found unexpected device, want %s, have %s", "eth0", device.Name)
}
}
func TestEcnDevices(t *testing.T) {
fs, err := NewFS(sysTestFixtures)
if err != nil {
t.Fatal(err)
}
ed, _ := fs.EcnDevices()
allEcnDevices := AllEcnIface{
"eth0": EcnIface{
Name: "eth0",
RoceNpEcn: RoceNpEcn{
Ecn: map[uint8]bool{
0: true,
1: true,
2: false,
3: true,
4: true,
5: false,
6: true,
7: true,
},
MinTimeBetweenCnps: 4,
CnpDscp: 48,
Cnp802pPriority: 6,
},
RoceRpEcn: RoceRpEcn{
Ecn: map[uint8]bool{
0: true,
1: true,
2: false,
3: true,
4: true,
5: false,
6: true,
7: false,
},
DceTCPG: 1019,
DceTCPRtt: 1,
InitialAlphaValue: 1023,
RateToSetOnFirstCnp: 10,
RpgMinDecFac: 50,
RpgMinRate: 1,
RpgGd: 11,
RateReduceMonitorPeriod: 4,
ClampTgtRate: true,
RpgTimeReset: 300,
RpgByteReset: 32767,
RpgThreshold: 1,
RpgAiRate: 5,
RpgHaiRate: 50,
},
},
}
if !reflect.DeepEqual(ed, allEcnDevices) {
t.Errorf("Result not correct: want %v, have %v", allEcnDevices, ed)
}
}
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