1670 lines
36 KiB
Go
1670 lines
36 KiB
Go
package statsd
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import (
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"fmt"
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"net"
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"testing"
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"time"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/testutil"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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const (
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testMsg = "test.tcp.msg:100|c"
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)
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func NewTestStatsd() *Statsd {
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s := Statsd{}
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// Make data structures
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s.done = make(chan struct{})
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s.in = make(chan input, s.AllowedPendingMessages)
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s.gauges = make(map[string]cachedgauge)
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s.counters = make(map[string]cachedcounter)
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s.sets = make(map[string]cachedset)
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s.timings = make(map[string]cachedtimings)
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s.MetricSeparator = "_"
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return &s
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}
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// Test that MaxTCPConections is respected
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func TestConcurrentConns(t *testing.T) {
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listener := Statsd{
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Protocol: "tcp",
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ServiceAddress: "localhost:8125",
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AllowedPendingMessages: 10000,
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MaxTCPConnections: 2,
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}
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acc := &testutil.Accumulator{}
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require.NoError(t, listener.Start(acc))
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defer listener.Stop()
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time.Sleep(time.Millisecond * 250)
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_, err := net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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_, err = net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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// Connection over the limit:
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conn, err := net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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_, err = conn.Write([]byte(testMsg))
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assert.NoError(t, err)
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time.Sleep(time.Millisecond * 100)
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assert.Zero(t, acc.NFields())
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}
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// Test that MaxTCPConections is respected when max==1
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func TestConcurrentConns1(t *testing.T) {
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listener := Statsd{
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Protocol: "tcp",
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ServiceAddress: "localhost:8125",
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AllowedPendingMessages: 10000,
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MaxTCPConnections: 1,
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}
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acc := &testutil.Accumulator{}
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require.NoError(t, listener.Start(acc))
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defer listener.Stop()
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time.Sleep(time.Millisecond * 250)
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_, err := net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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// Connection over the limit:
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conn, err := net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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_, err = conn.Write([]byte(testMsg))
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assert.NoError(t, err)
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time.Sleep(time.Millisecond * 100)
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assert.Zero(t, acc.NFields())
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}
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// Test that MaxTCPConections is respected
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func TestCloseConcurrentConns(t *testing.T) {
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listener := Statsd{
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Protocol: "tcp",
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ServiceAddress: "localhost:8125",
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AllowedPendingMessages: 10000,
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MaxTCPConnections: 2,
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}
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acc := &testutil.Accumulator{}
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require.NoError(t, listener.Start(acc))
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time.Sleep(time.Millisecond * 250)
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_, err := net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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_, err = net.Dial("tcp", "127.0.0.1:8125")
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assert.NoError(t, err)
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listener.Stop()
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}
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// benchmark how long it takes to accept & process 100,000 metrics:
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func BenchmarkUDP(b *testing.B) {
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listener := Statsd{
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Protocol: "udp",
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ServiceAddress: "localhost:8125",
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AllowedPendingMessages: 250000,
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}
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acc := &testutil.Accumulator{Discard: true}
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// send multiple messages to socket
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for n := 0; n < b.N; n++ {
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err := listener.Start(acc)
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if err != nil {
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panic(err)
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}
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time.Sleep(time.Millisecond * 250)
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conn, err := net.Dial("udp", "127.0.0.1:8125")
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if err != nil {
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panic(err)
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}
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for i := 0; i < 250000; i++ {
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fmt.Fprintf(conn, testMsg)
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}
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// wait for 250,000 metrics to get added to accumulator
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time.Sleep(time.Millisecond)
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listener.Stop()
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}
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}
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// benchmark how long it takes to accept & process 100,000 metrics:
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func BenchmarkTCP(b *testing.B) {
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listener := Statsd{
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Protocol: "tcp",
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ServiceAddress: "localhost:8125",
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AllowedPendingMessages: 250000,
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MaxTCPConnections: 250,
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}
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acc := &testutil.Accumulator{Discard: true}
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// send multiple messages to socket
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for n := 0; n < b.N; n++ {
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err := listener.Start(acc)
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if err != nil {
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panic(err)
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}
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time.Sleep(time.Millisecond * 250)
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conn, err := net.Dial("tcp", "127.0.0.1:8125")
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if err != nil {
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panic(err)
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}
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for i := 0; i < 250000; i++ {
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fmt.Fprintf(conn, testMsg)
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}
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// wait for 250,000 metrics to get added to accumulator
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time.Sleep(time.Millisecond)
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listener.Stop()
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}
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}
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// Valid lines should be parsed and their values should be cached
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func TestParse_ValidLines(t *testing.T) {
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s := NewTestStatsd()
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validLines := []string{
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"valid:45|c",
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"valid:45|s",
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"valid:45|g",
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"valid.timer:45|ms",
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"valid.timer:45|h",
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}
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for _, line := range validLines {
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err := s.parseStatsdLine(line)
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if err != nil {
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t.Errorf("Parsing line %s should not have resulted in an error\n", line)
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}
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}
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}
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// Tests low-level functionality of gauges
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func TestParse_Gauges(t *testing.T) {
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s := NewTestStatsd()
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// Test that gauge +- values work
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validLines := []string{
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"plus.minus:100|g",
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"plus.minus:-10|g",
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"plus.minus:+30|g",
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"plus.plus:100|g",
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"plus.plus:+100|g",
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"plus.plus:+100|g",
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"minus.minus:100|g",
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"minus.minus:-100|g",
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"minus.minus:-100|g",
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"lone.plus:+100|g",
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"lone.minus:-100|g",
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"overwrite:100|g",
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"overwrite:300|g",
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"scientific.notation:4.696E+5|g",
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"scientific.notation.minus:4.7E-5|g",
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}
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for _, line := range validLines {
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err := s.parseStatsdLine(line)
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if err != nil {
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t.Errorf("Parsing line %s should not have resulted in an error\n", line)
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}
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}
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validations := []struct {
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name string
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value float64
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}{
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{
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"scientific_notation",
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469600,
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},
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{
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"scientific_notation_minus",
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0.000047,
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},
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{
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"plus_minus",
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120,
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},
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{
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"plus_plus",
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300,
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},
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{
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"minus_minus",
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-100,
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},
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{
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"lone_plus",
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100,
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},
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{
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"lone_minus",
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-100,
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},
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{
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"overwrite",
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300,
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},
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}
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for _, test := range validations {
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err := testValidateGauge(test.name, test.value, s.gauges)
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if err != nil {
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t.Error(err.Error())
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}
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}
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}
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// Tests low-level functionality of sets
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func TestParse_Sets(t *testing.T) {
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s := NewTestStatsd()
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// Test that sets work
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validLines := []string{
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"unique.user.ids:100|s",
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"unique.user.ids:100|s",
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"unique.user.ids:100|s",
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"unique.user.ids:100|s",
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"unique.user.ids:100|s",
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"unique.user.ids:101|s",
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"unique.user.ids:102|s",
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"unique.user.ids:102|s",
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"unique.user.ids:123456789|s",
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"oneuser.id:100|s",
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"oneuser.id:100|s",
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"scientific.notation.sets:4.696E+5|s",
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"scientific.notation.sets:4.696E+5|s",
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"scientific.notation.sets:4.697E+5|s",
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"string.sets:foobar|s",
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"string.sets:foobar|s",
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"string.sets:bar|s",
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}
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for _, line := range validLines {
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err := s.parseStatsdLine(line)
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if err != nil {
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t.Errorf("Parsing line %s should not have resulted in an error\n", line)
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}
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}
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validations := []struct {
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name string
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value int64
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}{
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{
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"scientific_notation_sets",
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2,
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},
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{
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"unique_user_ids",
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4,
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},
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{
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"oneuser_id",
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1,
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},
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{
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"string_sets",
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2,
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},
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}
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for _, test := range validations {
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err := testValidateSet(test.name, test.value, s.sets)
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if err != nil {
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t.Error(err.Error())
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}
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}
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}
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// Tests low-level functionality of counters
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func TestParse_Counters(t *testing.T) {
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s := NewTestStatsd()
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// Test that counters work
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validLines := []string{
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"small.inc:1|c",
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"big.inc:100|c",
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"big.inc:1|c",
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"big.inc:100000|c",
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"big.inc:1000000|c",
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"small.inc:1|c",
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"zero.init:0|c",
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"sample.rate:1|c|@0.1",
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"sample.rate:1|c",
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"scientific.notation:4.696E+5|c",
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"negative.test:100|c",
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"negative.test:-5|c",
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}
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for _, line := range validLines {
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err := s.parseStatsdLine(line)
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if err != nil {
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t.Errorf("Parsing line %s should not have resulted in an error\n", line)
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}
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}
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validations := []struct {
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name string
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value int64
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}{
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{
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"scientific_notation",
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469600,
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},
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{
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"small_inc",
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2,
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},
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{
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"big_inc",
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1100101,
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},
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{
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"zero_init",
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0,
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},
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{
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"sample_rate",
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11,
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},
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{
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"negative_test",
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95,
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},
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}
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for _, test := range validations {
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err := testValidateCounter(test.name, test.value, s.counters)
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if err != nil {
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t.Error(err.Error())
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}
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}
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}
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// Tests low-level functionality of timings
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func TestParse_Timings(t *testing.T) {
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s := NewTestStatsd()
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s.Percentiles = []int{90}
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acc := &testutil.Accumulator{}
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// Test that counters work
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validLines := []string{
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"test.timing:1|ms",
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"test.timing:11|ms",
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"test.timing:1|ms",
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"test.timing:1|ms",
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"test.timing:1|ms",
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}
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for _, line := range validLines {
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err := s.parseStatsdLine(line)
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if err != nil {
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t.Errorf("Parsing line %s should not have resulted in an error\n", line)
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}
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}
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s.Gather(acc)
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valid := map[string]interface{}{
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"90_percentile": float64(11),
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"count": int64(5),
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"lower": float64(1),
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"mean": float64(3),
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"stddev": float64(4),
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"sum": float64(15),
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"upper": float64(11),
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}
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acc.AssertContainsFields(t, "test_timing", valid)
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}
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func TestParseScientificNotation(t *testing.T) {
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s := NewTestStatsd()
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sciNotationLines := []string{
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"scientific.notation:4.6968460083008E-5|ms",
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"scientific.notation:4.6968460083008E-5|g",
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"scientific.notation:4.6968460083008E-5|c",
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"scientific.notation:4.6968460083008E-5|h",
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}
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for _, line := range sciNotationLines {
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err := s.parseStatsdLine(line)
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if err != nil {
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t.Errorf("Parsing line [%s] should not have resulted in error: %s\n", line, err)
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}
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}
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}
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|
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// Invalid lines should return an error
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func TestParse_InvalidLines(t *testing.T) {
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s := NewTestStatsd()
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invalidLines := []string{
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"i.dont.have.a.pipe:45g",
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"i.dont.have.a.colon45|c",
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"invalid.metric.type:45|e",
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"invalid.plus.minus.non.gauge:+10|s",
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"invalid.plus.minus.non.gauge:+10|ms",
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"invalid.plus.minus.non.gauge:+10|h",
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"invalid.value:foobar|c",
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"invalid.value:d11|c",
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"invalid.value:1d1|c",
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}
|
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for _, line := range invalidLines {
|
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err := s.parseStatsdLine(line)
|
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if err == nil {
|
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t.Errorf("Parsing line %s should have resulted in an error\n", line)
|
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}
|
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}
|
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}
|
|
|
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// Invalid sample rates should be ignored and not applied
|
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func TestParse_InvalidSampleRate(t *testing.T) {
|
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s := NewTestStatsd()
|
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invalidLines := []string{
|
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"invalid.sample.rate:45|c|0.1",
|
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"invalid.sample.rate.2:45|c|@foo",
|
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"invalid.sample.rate:45|g|@0.1",
|
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"invalid.sample.rate:45|s|@0.1",
|
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}
|
|
|
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for _, line := range invalidLines {
|
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err := s.parseStatsdLine(line)
|
|
if err != nil {
|
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t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
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}
|
|
}
|
|
|
|
counterValidations := []struct {
|
|
name string
|
|
value int64
|
|
cache map[string]cachedcounter
|
|
}{
|
|
{
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"invalid_sample_rate",
|
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45,
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s.counters,
|
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},
|
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{
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"invalid_sample_rate_2",
|
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45,
|
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s.counters,
|
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},
|
|
}
|
|
|
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for _, test := range counterValidations {
|
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err := testValidateCounter(test.name, test.value, test.cache)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
|
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err := testValidateGauge("invalid_sample_rate", 45, s.gauges)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
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|
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err = testValidateSet("invalid_sample_rate", 1, s.sets)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
|
|
// Names should be parsed like . -> _
|
|
func TestParse_DefaultNameParsing(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
validLines := []string{
|
|
"valid:1|c",
|
|
"valid.foo-bar:11|c",
|
|
}
|
|
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
validations := []struct {
|
|
name string
|
|
value int64
|
|
}{
|
|
{
|
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"valid",
|
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1,
|
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},
|
|
{
|
|
"valid_foo-bar",
|
|
11,
|
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},
|
|
}
|
|
|
|
for _, test := range validations {
|
|
err := testValidateCounter(test.name, test.value, s.counters)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test that template name transformation works
|
|
func TestParse_Template(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{
|
|
"measurement.measurement.host.service",
|
|
}
|
|
|
|
lines := []string{
|
|
"cpu.idle.localhost:1|c",
|
|
"cpu.busy.host01.myservice:11|c",
|
|
}
|
|
|
|
for _, line := range lines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
validations := []struct {
|
|
name string
|
|
value int64
|
|
}{
|
|
{
|
|
"cpu_idle",
|
|
1,
|
|
},
|
|
{
|
|
"cpu_busy",
|
|
11,
|
|
},
|
|
}
|
|
|
|
// Validate counters
|
|
for _, test := range validations {
|
|
err := testValidateCounter(test.name, test.value, s.counters)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test that template filters properly
|
|
func TestParse_TemplateFilter(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{
|
|
"cpu.idle.* measurement.measurement.host",
|
|
}
|
|
|
|
lines := []string{
|
|
"cpu.idle.localhost:1|c",
|
|
"cpu.busy.host01.myservice:11|c",
|
|
}
|
|
|
|
for _, line := range lines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
validations := []struct {
|
|
name string
|
|
value int64
|
|
}{
|
|
{
|
|
"cpu_idle",
|
|
1,
|
|
},
|
|
{
|
|
"cpu_busy_host01_myservice",
|
|
11,
|
|
},
|
|
}
|
|
|
|
// Validate counters
|
|
for _, test := range validations {
|
|
err := testValidateCounter(test.name, test.value, s.counters)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test that most specific template is chosen
|
|
func TestParse_TemplateSpecificity(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{
|
|
"cpu.* measurement.foo.host",
|
|
"cpu.idle.* measurement.measurement.host",
|
|
}
|
|
|
|
lines := []string{
|
|
"cpu.idle.localhost:1|c",
|
|
}
|
|
|
|
for _, line := range lines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
validations := []struct {
|
|
name string
|
|
value int64
|
|
}{
|
|
{
|
|
"cpu_idle",
|
|
1,
|
|
},
|
|
}
|
|
|
|
// Validate counters
|
|
for _, test := range validations {
|
|
err := testValidateCounter(test.name, test.value, s.counters)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test that most specific template is chosen
|
|
func TestParse_TemplateFields(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{
|
|
"* measurement.measurement.field",
|
|
}
|
|
|
|
lines := []string{
|
|
"my.counter.f1:1|c",
|
|
"my.counter.f1:1|c",
|
|
"my.counter.f2:1|c",
|
|
"my.counter.f3:10|c",
|
|
"my.counter.f3:100|c",
|
|
"my.gauge.f1:10.1|g",
|
|
"my.gauge.f2:10.1|g",
|
|
"my.gauge.f1:0.9|g",
|
|
"my.set.f1:1|s",
|
|
"my.set.f1:2|s",
|
|
"my.set.f1:1|s",
|
|
"my.set.f2:100|s",
|
|
}
|
|
|
|
for _, line := range lines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
counterTests := []struct {
|
|
name string
|
|
value int64
|
|
field string
|
|
}{
|
|
{
|
|
"my_counter",
|
|
2,
|
|
"f1",
|
|
},
|
|
{
|
|
"my_counter",
|
|
1,
|
|
"f2",
|
|
},
|
|
{
|
|
"my_counter",
|
|
110,
|
|
"f3",
|
|
},
|
|
}
|
|
// Validate counters
|
|
for _, test := range counterTests {
|
|
err := testValidateCounter(test.name, test.value, s.counters, test.field)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
|
|
gaugeTests := []struct {
|
|
name string
|
|
value float64
|
|
field string
|
|
}{
|
|
{
|
|
"my_gauge",
|
|
0.9,
|
|
"f1",
|
|
},
|
|
{
|
|
"my_gauge",
|
|
10.1,
|
|
"f2",
|
|
},
|
|
}
|
|
// Validate gauges
|
|
for _, test := range gaugeTests {
|
|
err := testValidateGauge(test.name, test.value, s.gauges, test.field)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
|
|
setTests := []struct {
|
|
name string
|
|
value int64
|
|
field string
|
|
}{
|
|
{
|
|
"my_set",
|
|
2,
|
|
"f1",
|
|
},
|
|
{
|
|
"my_set",
|
|
1,
|
|
"f2",
|
|
},
|
|
}
|
|
// Validate sets
|
|
for _, test := range setTests {
|
|
err := testValidateSet(test.name, test.value, s.sets, test.field)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test that fields are parsed correctly
|
|
func TestParse_Fields(t *testing.T) {
|
|
if false {
|
|
t.Errorf("TODO")
|
|
}
|
|
}
|
|
|
|
// Test that tags within the bucket are parsed correctly
|
|
func TestParse_Tags(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
|
|
tests := []struct {
|
|
bucket string
|
|
name string
|
|
tags map[string]string
|
|
}{
|
|
{
|
|
"cpu.idle,host=localhost",
|
|
"cpu_idle",
|
|
map[string]string{
|
|
"host": "localhost",
|
|
},
|
|
},
|
|
{
|
|
"cpu.idle,host=localhost,region=west",
|
|
"cpu_idle",
|
|
map[string]string{
|
|
"host": "localhost",
|
|
"region": "west",
|
|
},
|
|
},
|
|
{
|
|
"cpu.idle,host=localhost,color=red,region=west",
|
|
"cpu_idle",
|
|
map[string]string{
|
|
"host": "localhost",
|
|
"region": "west",
|
|
"color": "red",
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
name, _, tags := s.parseName(test.bucket)
|
|
if name != test.name {
|
|
t.Errorf("Expected: %s, got %s", test.name, name)
|
|
}
|
|
|
|
for k, v := range test.tags {
|
|
actual, ok := tags[k]
|
|
if !ok {
|
|
t.Errorf("Expected key: %s not found", k)
|
|
}
|
|
if actual != v {
|
|
t.Errorf("Expected %s, got %s", v, actual)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestParse_DataDogTags(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
line string
|
|
expected []telegraf.Metric
|
|
}{
|
|
{
|
|
name: "counter",
|
|
line: "my_counter:1|c|#host:localhost,environment:prod,endpoint:/:tenant?/oauth/ro",
|
|
expected: []telegraf.Metric{
|
|
testutil.MustMetric(
|
|
"my_counter",
|
|
map[string]string{
|
|
"endpoint": "/:tenant?/oauth/ro",
|
|
"environment": "prod",
|
|
"host": "localhost",
|
|
"metric_type": "counter",
|
|
},
|
|
map[string]interface{}{
|
|
"value": 1,
|
|
},
|
|
time.Now(),
|
|
),
|
|
},
|
|
},
|
|
{
|
|
name: "gauge",
|
|
line: "my_gauge:10.1|g|#live",
|
|
expected: []telegraf.Metric{
|
|
testutil.MustMetric(
|
|
"my_gauge",
|
|
map[string]string{
|
|
"live": "true",
|
|
"metric_type": "gauge",
|
|
},
|
|
map[string]interface{}{
|
|
"value": 10.1,
|
|
},
|
|
time.Now(),
|
|
),
|
|
},
|
|
},
|
|
{
|
|
name: "set",
|
|
line: "my_set:1|s|#host:localhost",
|
|
expected: []telegraf.Metric{
|
|
testutil.MustMetric(
|
|
"my_set",
|
|
map[string]string{
|
|
"host": "localhost",
|
|
"metric_type": "set",
|
|
},
|
|
map[string]interface{}{
|
|
"value": 1,
|
|
},
|
|
time.Now(),
|
|
),
|
|
},
|
|
},
|
|
{
|
|
name: "timer",
|
|
line: "my_timer:3|ms|@0.1|#live,host:localhost",
|
|
expected: []telegraf.Metric{
|
|
testutil.MustMetric(
|
|
"my_timer",
|
|
map[string]string{
|
|
"host": "localhost",
|
|
"live": "true",
|
|
"metric_type": "timing",
|
|
},
|
|
map[string]interface{}{
|
|
"count": 10,
|
|
"lower": float64(3),
|
|
"mean": float64(3),
|
|
"stddev": float64(0),
|
|
"sum": float64(30),
|
|
"upper": float64(3),
|
|
},
|
|
time.Now(),
|
|
),
|
|
},
|
|
},
|
|
{
|
|
name: "empty tag set",
|
|
line: "cpu:42|c|#",
|
|
expected: []telegraf.Metric{
|
|
testutil.MustMetric(
|
|
"cpu",
|
|
map[string]string{
|
|
"metric_type": "counter",
|
|
},
|
|
map[string]interface{}{
|
|
"value": 42,
|
|
},
|
|
time.Now(),
|
|
),
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
var acc testutil.Accumulator
|
|
|
|
s := NewTestStatsd()
|
|
s.DataDogExtensions = true
|
|
|
|
err := s.parseStatsdLine(tt.line)
|
|
require.NoError(t, err)
|
|
err = s.Gather(&acc)
|
|
require.NoError(t, err)
|
|
|
|
testutil.RequireMetricsEqual(t, tt.expected, acc.GetTelegrafMetrics(),
|
|
testutil.SortMetrics(), testutil.IgnoreTime())
|
|
})
|
|
}
|
|
}
|
|
|
|
// Test that statsd buckets are parsed to measurement names properly
|
|
func TestParseName(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
|
|
tests := []struct {
|
|
inName string
|
|
outName string
|
|
}{
|
|
{
|
|
"foobar",
|
|
"foobar",
|
|
},
|
|
{
|
|
"foo.bar",
|
|
"foo_bar",
|
|
},
|
|
{
|
|
"foo.bar-baz",
|
|
"foo_bar-baz",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
name, _, _ := s.parseName(test.inName)
|
|
if name != test.outName {
|
|
t.Errorf("Expected: %s, got %s", test.outName, name)
|
|
}
|
|
}
|
|
|
|
// Test with separator == "."
|
|
s.MetricSeparator = "."
|
|
|
|
tests = []struct {
|
|
inName string
|
|
outName string
|
|
}{
|
|
{
|
|
"foobar",
|
|
"foobar",
|
|
},
|
|
{
|
|
"foo.bar",
|
|
"foo.bar",
|
|
},
|
|
{
|
|
"foo.bar-baz",
|
|
"foo.bar-baz",
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
name, _, _ := s.parseName(test.inName)
|
|
if name != test.outName {
|
|
t.Errorf("Expected: %s, got %s", test.outName, name)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test that measurements with the same name, but different tags, are treated
|
|
// as different outputs
|
|
func TestParse_MeasurementsWithSameName(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
|
|
// Test that counters work
|
|
validLines := []string{
|
|
"test.counter,host=localhost:1|c",
|
|
"test.counter,host=localhost,region=west:1|c",
|
|
}
|
|
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
if len(s.counters) != 2 {
|
|
t.Errorf("Expected 2 separate measurements, found %d", len(s.counters))
|
|
}
|
|
}
|
|
|
|
// Test that measurements with multiple bits, are treated as different outputs
|
|
// but are equal to their single-measurement representation
|
|
func TestParse_MeasurementsWithMultipleValues(t *testing.T) {
|
|
singleLines := []string{
|
|
"valid.multiple:0|ms|@0.1",
|
|
"valid.multiple:0|ms|",
|
|
"valid.multiple:1|ms",
|
|
"valid.multiple.duplicate:1|c",
|
|
"valid.multiple.duplicate:1|c",
|
|
"valid.multiple.duplicate:2|c",
|
|
"valid.multiple.duplicate:1|c",
|
|
"valid.multiple.duplicate:1|h",
|
|
"valid.multiple.duplicate:1|h",
|
|
"valid.multiple.duplicate:2|h",
|
|
"valid.multiple.duplicate:1|h",
|
|
"valid.multiple.duplicate:1|s",
|
|
"valid.multiple.duplicate:1|s",
|
|
"valid.multiple.duplicate:2|s",
|
|
"valid.multiple.duplicate:1|s",
|
|
"valid.multiple.duplicate:1|g",
|
|
"valid.multiple.duplicate:1|g",
|
|
"valid.multiple.duplicate:2|g",
|
|
"valid.multiple.duplicate:1|g",
|
|
"valid.multiple.mixed:1|c",
|
|
"valid.multiple.mixed:1|ms",
|
|
"valid.multiple.mixed:2|s",
|
|
"valid.multiple.mixed:1|g",
|
|
}
|
|
|
|
multipleLines := []string{
|
|
"valid.multiple:0|ms|@0.1:0|ms|:1|ms",
|
|
"valid.multiple.duplicate:1|c:1|c:2|c:1|c",
|
|
"valid.multiple.duplicate:1|h:1|h:2|h:1|h",
|
|
"valid.multiple.duplicate:1|s:1|s:2|s:1|s",
|
|
"valid.multiple.duplicate:1|g:1|g:2|g:1|g",
|
|
"valid.multiple.mixed:1|c:1|ms:2|s:1|g",
|
|
}
|
|
|
|
sSingle := NewTestStatsd()
|
|
sMultiple := NewTestStatsd()
|
|
|
|
for _, line := range singleLines {
|
|
err := sSingle.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
for _, line := range multipleLines {
|
|
err := sMultiple.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
|
|
if len(sSingle.timings) != 3 {
|
|
t.Errorf("Expected 3 measurement, found %d", len(sSingle.timings))
|
|
}
|
|
|
|
if cachedtiming, ok := sSingle.timings["metric_type=timingvalid_multiple"]; !ok {
|
|
t.Errorf("Expected cached measurement with hash 'metric_type=timingvalid_multiple' not found")
|
|
} else {
|
|
if cachedtiming.name != "valid_multiple" {
|
|
t.Errorf("Expected the name to be 'valid_multiple', got %s", cachedtiming.name)
|
|
}
|
|
|
|
// A 0 at samplerate 0.1 will add 10 values of 0,
|
|
// A 0 with invalid samplerate will add a single 0,
|
|
// plus the last bit of value 1
|
|
// which adds up to 12 individual datapoints to be cached
|
|
if cachedtiming.fields[defaultFieldName].n != 12 {
|
|
t.Errorf("Expected 12 additions, got %d", cachedtiming.fields[defaultFieldName].n)
|
|
}
|
|
|
|
if cachedtiming.fields[defaultFieldName].upper != 1 {
|
|
t.Errorf("Expected max input to be 1, got %f", cachedtiming.fields[defaultFieldName].upper)
|
|
}
|
|
}
|
|
|
|
// test if sSingle and sMultiple did compute the same stats for valid.multiple.duplicate
|
|
if err := testValidateSet("valid_multiple_duplicate", 2, sSingle.sets); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateSet("valid_multiple_duplicate", 2, sMultiple.sets); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateCounter("valid_multiple_duplicate", 5, sSingle.counters); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateCounter("valid_multiple_duplicate", 5, sMultiple.counters); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateGauge("valid_multiple_duplicate", 1, sSingle.gauges); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateGauge("valid_multiple_duplicate", 1, sMultiple.gauges); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
// test if sSingle and sMultiple did compute the same stats for valid.multiple.mixed
|
|
if err := testValidateSet("valid_multiple_mixed", 1, sSingle.sets); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateSet("valid_multiple_mixed", 1, sMultiple.sets); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateCounter("valid_multiple_mixed", 1, sSingle.counters); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateCounter("valid_multiple_mixed", 1, sMultiple.counters); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateGauge("valid_multiple_mixed", 1, sSingle.gauges); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
if err := testValidateGauge("valid_multiple_mixed", 1, sMultiple.gauges); err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
}
|
|
|
|
// Tests low-level functionality of timings when multiple fields is enabled
|
|
// and a measurement template has been defined which can parse field names
|
|
func TestParse_TimingsMultipleFieldsWithTemplate(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{"measurement.field"}
|
|
s.Percentiles = []int{90}
|
|
acc := &testutil.Accumulator{}
|
|
|
|
validLines := []string{
|
|
"test_timing.success:1|ms",
|
|
"test_timing.success:11|ms",
|
|
"test_timing.success:1|ms",
|
|
"test_timing.success:1|ms",
|
|
"test_timing.success:1|ms",
|
|
"test_timing.error:2|ms",
|
|
"test_timing.error:22|ms",
|
|
"test_timing.error:2|ms",
|
|
"test_timing.error:2|ms",
|
|
"test_timing.error:2|ms",
|
|
}
|
|
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
s.Gather(acc)
|
|
|
|
valid := map[string]interface{}{
|
|
"success_90_percentile": float64(11),
|
|
"success_count": int64(5),
|
|
"success_lower": float64(1),
|
|
"success_mean": float64(3),
|
|
"success_stddev": float64(4),
|
|
"success_sum": float64(15),
|
|
"success_upper": float64(11),
|
|
|
|
"error_90_percentile": float64(22),
|
|
"error_count": int64(5),
|
|
"error_lower": float64(2),
|
|
"error_mean": float64(6),
|
|
"error_stddev": float64(8),
|
|
"error_sum": float64(30),
|
|
"error_upper": float64(22),
|
|
}
|
|
|
|
acc.AssertContainsFields(t, "test_timing", valid)
|
|
}
|
|
|
|
// Tests low-level functionality of timings when multiple fields is enabled
|
|
// but a measurement template hasn't been defined so we can't parse field names
|
|
// In this case the behaviour should be the same as normal behaviour
|
|
func TestParse_TimingsMultipleFieldsWithoutTemplate(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{}
|
|
s.Percentiles = []int{90}
|
|
acc := &testutil.Accumulator{}
|
|
|
|
validLines := []string{
|
|
"test_timing.success:1|ms",
|
|
"test_timing.success:11|ms",
|
|
"test_timing.success:1|ms",
|
|
"test_timing.success:1|ms",
|
|
"test_timing.success:1|ms",
|
|
"test_timing.error:2|ms",
|
|
"test_timing.error:22|ms",
|
|
"test_timing.error:2|ms",
|
|
"test_timing.error:2|ms",
|
|
"test_timing.error:2|ms",
|
|
}
|
|
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
s.Gather(acc)
|
|
|
|
expectedSuccess := map[string]interface{}{
|
|
"90_percentile": float64(11),
|
|
"count": int64(5),
|
|
"lower": float64(1),
|
|
"mean": float64(3),
|
|
"stddev": float64(4),
|
|
"sum": float64(15),
|
|
"upper": float64(11),
|
|
}
|
|
expectedError := map[string]interface{}{
|
|
"90_percentile": float64(22),
|
|
"count": int64(5),
|
|
"lower": float64(2),
|
|
"mean": float64(6),
|
|
"stddev": float64(8),
|
|
"sum": float64(30),
|
|
"upper": float64(22),
|
|
}
|
|
|
|
acc.AssertContainsFields(t, "test_timing_success", expectedSuccess)
|
|
acc.AssertContainsFields(t, "test_timing_error", expectedError)
|
|
}
|
|
|
|
func BenchmarkParse(b *testing.B) {
|
|
s := NewTestStatsd()
|
|
validLines := []string{
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:11|ms",
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:1|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:22|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
}
|
|
for n := 0; n < b.N; n++ {
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
b.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkParseWithTemplate(b *testing.B) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{"measurement.measurement.field"}
|
|
validLines := []string{
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:11|ms",
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:1|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:22|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
}
|
|
for n := 0; n < b.N; n++ {
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
b.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkParseWithTemplateAndFilter(b *testing.B) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{"cpu* measurement.measurement.field"}
|
|
validLines := []string{
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:11|ms",
|
|
"test.timing.success:1|ms",
|
|
"cpu.timing.success:1|ms",
|
|
"cpu.timing.success:1|ms",
|
|
"cpu.timing.error:2|ms",
|
|
"cpu.timing.error:22|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
}
|
|
for n := 0; n < b.N; n++ {
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
b.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkParseWith2TemplatesAndFilter(b *testing.B) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{
|
|
"cpu1* measurement.measurement.field",
|
|
"cpu2* measurement.measurement.field",
|
|
}
|
|
validLines := []string{
|
|
"test.timing.success:1|ms",
|
|
"test.timing.success:11|ms",
|
|
"test.timing.success:1|ms",
|
|
"cpu1.timing.success:1|ms",
|
|
"cpu1.timing.success:1|ms",
|
|
"cpu2.timing.error:2|ms",
|
|
"cpu2.timing.error:22|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
"test.timing.error:2|ms",
|
|
}
|
|
for n := 0; n < b.N; n++ {
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
b.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkParseWith2Templates3TagsAndFilter(b *testing.B) {
|
|
s := NewTestStatsd()
|
|
s.Templates = []string{
|
|
"cpu1* measurement.measurement.region.city.rack.field",
|
|
"cpu2* measurement.measurement.region.city.rack.field",
|
|
}
|
|
validLines := []string{
|
|
"test.timing.us-east.nyc.rack01.success:1|ms",
|
|
"test.timing.us-east.nyc.rack01.success:11|ms",
|
|
"test.timing.us-west.sf.rack01.success:1|ms",
|
|
"cpu1.timing.us-west.sf.rack01.success:1|ms",
|
|
"cpu1.timing.us-east.nyc.rack01.success:1|ms",
|
|
"cpu2.timing.us-east.nyc.rack01.error:2|ms",
|
|
"cpu2.timing.us-west.sf.rack01.error:22|ms",
|
|
"test.timing.us-west.sf.rack01.error:2|ms",
|
|
"test.timing.us-west.sf.rack01.error:2|ms",
|
|
"test.timing.us-east.nyc.rack01.error:2|ms",
|
|
}
|
|
for n := 0; n < b.N; n++ {
|
|
for _, line := range validLines {
|
|
err := s.parseStatsdLine(line)
|
|
if err != nil {
|
|
b.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestParse_Timings_Delete(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.DeleteTimings = true
|
|
fakeacc := &testutil.Accumulator{}
|
|
var err error
|
|
|
|
line := "timing:100|ms"
|
|
err = s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
|
|
if len(s.timings) != 1 {
|
|
t.Errorf("Should be 1 timing, found %d", len(s.timings))
|
|
}
|
|
|
|
s.Gather(fakeacc)
|
|
|
|
if len(s.timings) != 0 {
|
|
t.Errorf("All timings should have been deleted, found %d", len(s.timings))
|
|
}
|
|
}
|
|
|
|
// Tests the delete_gauges option
|
|
func TestParse_Gauges_Delete(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.DeleteGauges = true
|
|
fakeacc := &testutil.Accumulator{}
|
|
var err error
|
|
|
|
line := "current.users:100|g"
|
|
err = s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
|
|
err = testValidateGauge("current_users", 100, s.gauges)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
s.Gather(fakeacc)
|
|
|
|
err = testValidateGauge("current_users", 100, s.gauges)
|
|
if err == nil {
|
|
t.Error("current_users_gauge metric should have been deleted")
|
|
}
|
|
}
|
|
|
|
// Tests the delete_sets option
|
|
func TestParse_Sets_Delete(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.DeleteSets = true
|
|
fakeacc := &testutil.Accumulator{}
|
|
var err error
|
|
|
|
line := "unique.user.ids:100|s"
|
|
err = s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
|
|
err = testValidateSet("unique_user_ids", 1, s.sets)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
s.Gather(fakeacc)
|
|
|
|
err = testValidateSet("unique_user_ids", 1, s.sets)
|
|
if err == nil {
|
|
t.Error("unique_user_ids_set metric should have been deleted")
|
|
}
|
|
}
|
|
|
|
// Tests the delete_counters option
|
|
func TestParse_Counters_Delete(t *testing.T) {
|
|
s := NewTestStatsd()
|
|
s.DeleteCounters = true
|
|
fakeacc := &testutil.Accumulator{}
|
|
var err error
|
|
|
|
line := "total.users:100|c"
|
|
err = s.parseStatsdLine(line)
|
|
if err != nil {
|
|
t.Errorf("Parsing line %s should not have resulted in an error\n", line)
|
|
}
|
|
|
|
err = testValidateCounter("total_users", 100, s.counters)
|
|
if err != nil {
|
|
t.Error(err.Error())
|
|
}
|
|
|
|
s.Gather(fakeacc)
|
|
|
|
err = testValidateCounter("total_users", 100, s.counters)
|
|
if err == nil {
|
|
t.Error("total_users_counter metric should have been deleted")
|
|
}
|
|
}
|
|
|
|
func TestParseKeyValue(t *testing.T) {
|
|
k, v := parseKeyValue("foo=bar")
|
|
if k != "foo" {
|
|
t.Errorf("Expected %s, got %s", "foo", k)
|
|
}
|
|
if v != "bar" {
|
|
t.Errorf("Expected %s, got %s", "bar", v)
|
|
}
|
|
|
|
k2, v2 := parseKeyValue("baz")
|
|
if k2 != "" {
|
|
t.Errorf("Expected %s, got %s", "", k2)
|
|
}
|
|
if v2 != "baz" {
|
|
t.Errorf("Expected %s, got %s", "baz", v2)
|
|
}
|
|
}
|
|
|
|
// Test utility functions
|
|
func testValidateSet(
|
|
name string,
|
|
value int64,
|
|
cache map[string]cachedset,
|
|
field ...string,
|
|
) error {
|
|
var f string
|
|
if len(field) > 0 {
|
|
f = field[0]
|
|
} else {
|
|
f = "value"
|
|
}
|
|
var metric cachedset
|
|
var found bool
|
|
for _, v := range cache {
|
|
if v.name == name {
|
|
metric = v
|
|
found = true
|
|
break
|
|
}
|
|
}
|
|
if !found {
|
|
return fmt.Errorf("test Error: Metric name %s not found", name)
|
|
}
|
|
|
|
if value != int64(len(metric.fields[f])) {
|
|
return fmt.Errorf("measurement: %s, expected %d, actual %d", name, value, len(metric.fields[f]))
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func testValidateCounter(
|
|
name string,
|
|
valueExpected int64,
|
|
cache map[string]cachedcounter,
|
|
field ...string,
|
|
) error {
|
|
var f string
|
|
if len(field) > 0 {
|
|
f = field[0]
|
|
} else {
|
|
f = "value"
|
|
}
|
|
var valueActual int64
|
|
var found bool
|
|
for _, v := range cache {
|
|
if v.name == name {
|
|
valueActual = v.fields[f].(int64)
|
|
found = true
|
|
break
|
|
}
|
|
}
|
|
if !found {
|
|
return fmt.Errorf("test Error: Metric name %s not found", name)
|
|
}
|
|
|
|
if valueExpected != valueActual {
|
|
return fmt.Errorf("measurement: %s, expected %d, actual %d", name, valueExpected, valueActual)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func testValidateGauge(
|
|
name string,
|
|
valueExpected float64,
|
|
cache map[string]cachedgauge,
|
|
field ...string,
|
|
) error {
|
|
var f string
|
|
if len(field) > 0 {
|
|
f = field[0]
|
|
} else {
|
|
f = "value"
|
|
}
|
|
var valueActual float64
|
|
var found bool
|
|
for _, v := range cache {
|
|
if v.name == name {
|
|
valueActual = v.fields[f].(float64)
|
|
found = true
|
|
break
|
|
}
|
|
}
|
|
if !found {
|
|
return fmt.Errorf("test Error: Metric name %s not found", name)
|
|
}
|
|
|
|
if valueExpected != valueActual {
|
|
return fmt.Errorf("Measurement: %s, expected %f, actual %f", name, valueExpected, valueActual)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func TestTCP(t *testing.T) {
|
|
statsd := Statsd{
|
|
Protocol: "tcp",
|
|
ServiceAddress: "localhost:0",
|
|
AllowedPendingMessages: 10000,
|
|
MaxTCPConnections: 2,
|
|
}
|
|
var acc testutil.Accumulator
|
|
require.NoError(t, statsd.Start(&acc))
|
|
defer statsd.Stop()
|
|
|
|
addr := statsd.TCPlistener.Addr().String()
|
|
|
|
conn, err := net.Dial("tcp", addr)
|
|
_, err = conn.Write([]byte("cpu.time_idle:42|c\n"))
|
|
require.NoError(t, err)
|
|
err = conn.Close()
|
|
require.NoError(t, err)
|
|
|
|
for {
|
|
err = statsd.Gather(&acc)
|
|
require.NoError(t, err)
|
|
|
|
if len(acc.Metrics) > 0 {
|
|
break
|
|
}
|
|
}
|
|
|
|
testutil.RequireMetricsEqual(t,
|
|
[]telegraf.Metric{
|
|
testutil.MustMetric(
|
|
"cpu_time_idle",
|
|
map[string]string{
|
|
"metric_type": "counter",
|
|
},
|
|
map[string]interface{}{
|
|
"value": 42,
|
|
},
|
|
time.Now(),
|
|
),
|
|
},
|
|
acc.GetTelegrafMetrics(),
|
|
testutil.IgnoreTime(),
|
|
)
|
|
}
|