78 lines
2.0 KiB
Go
78 lines
2.0 KiB
Go
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// Copyright 2024 The Prometheus Authors
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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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//go:build freebsd
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// +build freebsd
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package collector
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import (
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"github.com/prometheus/client_golang/prometheus"
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"golang.org/x/sys/unix"
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"testing"
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"unsafe"
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)
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func TestNetStatCollectorDescribe(t *testing.T) {
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ch := make(chan *prometheus.Desc, 1)
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collector := &netStatCollector{
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netStatMetric: prometheus.NewDesc("dummy_metric", "dummy", nil, nil),
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}
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collector.Describe(ch)
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desc := <-ch
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if want, got := "dummy_metric", desc.String(); want != got {
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t.Errorf("want %s, got %s", want, got)
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}
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}
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func TestGetData(t *testing.T) {
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data, err := getData("net.inet.tcp.stats")
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if err != nil {
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t.Fatal("unexpected error:", err)
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}
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if got, want := len(data), int(unsafe.Sizeof(unix.TCPStats{})); got < want {
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t.Errorf("data length too small: want >= %d, got %d", want, got)
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}
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}
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func TestNetStatCollectorUpdate(t *testing.T) {
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ch := make(chan prometheus.Metric, len(metrics))
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collector := &netStatCollector{
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netStatMetric: prometheus.NewDesc("netstat_metric", "NetStat Metric", nil, nil),
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}
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err := collector.Update(ch)
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if err != nil {
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t.Fatal("unexpected error:", err)
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}
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if got, want := len(ch), len(metrics); got != want {
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t.Errorf("metric count mismatch: want %d, got %d", want, got)
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}
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for range metrics {
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<-ch
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}
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}
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func TestNewNetStatCollector(t *testing.T) {
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collector, err := NewNetStatCollector(nil)
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if err != nil {
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t.Fatal("unexpected error:", err)
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}
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if collector == nil {
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t.Fatal("collector is nil, want non-nil")
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}
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}
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