mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-11-13 17:14:23 -08:00
60 lines
1.8 KiB
Go
60 lines
1.8 KiB
Go
// Copyright 2015 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.
|
|
|
|
package collector
|
|
|
|
import (
|
|
"os"
|
|
"strconv"
|
|
"testing"
|
|
)
|
|
|
|
func TestSockStats(t *testing.T) {
|
|
testSockStats(t, "fixtures/proc/net/sockstat")
|
|
testSockStats(t, "fixtures/proc/net/sockstat_rhe4")
|
|
}
|
|
|
|
func testSockStats(t *testing.T, fixture string) {
|
|
file, err := os.Open(fixture)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
defer file.Close()
|
|
|
|
sockStats, err := parseSockStats(file, fileName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if want, got := "229", sockStats["sockets"]["used"]; want != got {
|
|
t.Errorf("want sockstat sockets used %s, got %s", want, got)
|
|
}
|
|
|
|
if want, got := "4", sockStats["TCP"]["tw"]; want != got {
|
|
t.Errorf("want sockstat TCP tw %s, got %s", want, got)
|
|
}
|
|
|
|
if want, got := "17", sockStats["TCP"]["alloc"]; want != got {
|
|
t.Errorf("want sockstat TCP alloc %s, got %s", want, got)
|
|
}
|
|
|
|
// The test file has 1 for TCP mem, which is one page. So we should get the
|
|
// page size in bytes back from sockstat_linux. We get the page size from
|
|
// os here because this value can change from system to system. The value is
|
|
// 4096 by default from linux 2.4 onward.
|
|
if want, got := strconv.Itoa(os.Getpagesize()), sockStats["TCP"]["mem_bytes"]; want != got {
|
|
t.Errorf("want sockstat TCP mem_bytes %s, got %s", want, got)
|
|
}
|
|
}
|