postfix_exporter/postfix_exporter_test.go
2020-02-18 16:17:13 +01:00

162 lines
6.4 KiB
Go

package main
import (
"github.com/hpcloud/tail"
"github.com/prometheus/client_golang/prometheus"
io_prometheus_client "github.com/prometheus/client_model/go"
"github.com/stretchr/testify/assert"
"testing"
)
func TestPostfixExporter_CollectFromLogline(t *testing.T) {
type fields struct {
showqPath string
journal *Journal
tailer *tail.Tail
cleanupProcesses prometheus.Counter
cleanupRejects prometheus.Counter
cleanupNotAccepted prometheus.Counter
lmtpDelays *prometheus.HistogramVec
pipeDelays *prometheus.HistogramVec
qmgrInsertsNrcpt prometheus.Histogram
qmgrInsertsSize prometheus.Histogram
qmgrRemoves prometheus.Counter
smtpDelays *prometheus.HistogramVec
smtpTLSConnects *prometheus.CounterVec
smtpDeferreds prometheus.Counter
smtpdConnects prometheus.Counter
smtpdDisconnects prometheus.Counter
smtpdFCrDNSErrors prometheus.Counter
smtpdLostConnections *prometheus.CounterVec
smtpdProcesses *prometheus.CounterVec
smtpdRejects *prometheus.CounterVec
smtpdSASLAuthenticationFailures prometheus.Counter
smtpdTLSConnects *prometheus.CounterVec
unsupportedLogEntries *prometheus.CounterVec
}
type args struct {
line []string
count int
}
tests := []struct {
name string
fields fields
args args
}{
{
name: "Single line",
args: args{
line: []string{
"Feb 11 16:49:24 letterman postfix/qmgr[8204]: AAB4D259B1: removed",
},
count: 1,
},
},
{
name: "Multiple lines",
args: args{
line: []string{
"Feb 11 16:49:24 letterman postfix/qmgr[8204]: AAB4D259B1: removed",
"Feb 11 16:49:24 letterman postfix/qmgr[8204]: C2032259E6: removed",
"Feb 11 16:49:24 letterman postfix/qmgr[8204]: B83C4257DC: removed",
"Feb 11 16:49:24 letterman postfix/qmgr[8204]: 721BE256EA: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: CA94A259EB: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: AC1E3259E1: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: D114D221E3: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: A55F82104D: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: D6DAA259BC: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: E3908259F0: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: 0CBB8259BF: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: EA3AD259F2: removed",
"Feb 11 16:49:25 letterman postfix/qmgr[8204]: DDEF824B48: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 289AF21DB9: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 6192B260E8: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: F2831259F4: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 09D60259F8: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 13A19259FA: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 2D42722065: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 746E325A0E: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 4D2F125A02: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: E30BC259EF: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: DC88924DA1: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 2164B259FD: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 8C30525A14: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: 8DCCE25A15: removed",
"Feb 11 16:49:26 letterman postfix/qmgr[8204]: C5217255D5: removed",
"Feb 11 16:49:27 letterman postfix/qmgr[8204]: D8EE625A28: removed",
"Feb 11 16:49:27 letterman postfix/qmgr[8204]: 9AD7C25A19: removed",
"Feb 11 16:49:27 letterman postfix/qmgr[8204]: D0EEE2596C: removed",
"Feb 11 16:49:27 letterman postfix/qmgr[8204]: DFE732172E: removed",
},
count: 31,
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
e := &PostfixExporter{
showqPath: tt.fields.showqPath,
journal: tt.fields.journal,
tailer: tt.fields.tailer,
cleanupProcesses: tt.fields.cleanupProcesses,
cleanupRejects: tt.fields.cleanupRejects,
cleanupNotAccepted: tt.fields.cleanupNotAccepted,
lmtpDelays: tt.fields.lmtpDelays,
pipeDelays: tt.fields.pipeDelays,
qmgrInsertsNrcpt: tt.fields.qmgrInsertsNrcpt,
qmgrInsertsSize: tt.fields.qmgrInsertsSize,
qmgrRemoves: tt.fields.qmgrRemoves,
smtpDelays: tt.fields.smtpDelays,
smtpTLSConnects: tt.fields.smtpTLSConnects,
smtpDeferreds: tt.fields.smtpDeferreds,
smtpdConnects: tt.fields.smtpdConnects,
smtpdDisconnects: tt.fields.smtpdDisconnects,
smtpdFCrDNSErrors: tt.fields.smtpdFCrDNSErrors,
smtpdLostConnections: tt.fields.smtpdLostConnections,
smtpdProcesses: tt.fields.smtpdProcesses,
smtpdRejects: tt.fields.smtpdRejects,
smtpdSASLAuthenticationFailures: tt.fields.smtpdSASLAuthenticationFailures,
smtpdTLSConnects: tt.fields.smtpdTLSConnects,
unsupportedLogEntries: tt.fields.unsupportedLogEntries,
}
counter := testCounter{}
e.qmgrRemoves = &counter
for _, line := range tt.args.line {
e.CollectFromLogLine(line)
}
assert.Equal(t, tt.args.count, counter.Count(), "Wrong number of lines counted")
if counter.Count() != tt.args.count {
t.Fatal("Counter wrong: ")
}
})
}
}
type testCounter struct {
count int
}
func (t *testCounter) setCount(count int) {
t.count = count
}
func (t *testCounter) Count() int {
return t.count
}
func (t *testCounter) Add(add float64) {
}
func (t *testCounter) Collect(c chan<- prometheus.Metric) {
}
func (t *testCounter) Describe(c chan<- *prometheus.Desc) {
}
func (t *testCounter) Desc() *prometheus.Desc {
return nil
}
func (t *testCounter) Inc() {
t.count++
}
func (t *testCounter) Write(x *io_prometheus_client.Metric) error {
return nil
}