add test for SELEventsCollector

collector_sel_events_test.go

@@ -0,0 +1,71 @@
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"github.com/prometheus-community/ipmi_exporter/freeipmi"
+	"github.com/prometheus/client_golang/prometheus"
+	dto "github.com/prometheus/client_model/go"
+	"github.com/stretchr/testify/assert"
+	"log"
+	"log/slog"
+	"testing"
+)
+
+type withExemplarsMetric struct {
+	prometheus.Metric
+
+	exemplars []*dto.Exemplar
+}
+
+func TestCollectSELEventsCollector(t *testing.T) {
+	testCases := []struct {
+		arg       string
+		wantState string
+		wantGauge float64
+	}{
+		{
+			arg:       "1,Mar-01-2024,17:00:11,SEL,Event Logging Disabled,Nominal,Log Area Reset/Cleared\n",
+			wantState: "Nominal",
+			wantGauge: 1,
+		},
+		{
+			arg:       "2,Aug-05-2024,14:31:52,System Board Intrusion,Physical Security,Critical,General Chassis Intrusion ; Intrusion while system Off\n",
+			wantState: "Critical",
+			wantGauge: 1,
+		},
+	}
+
+	var logBuf bytes.Buffer
+	log.SetOutput(&logBuf)
+	slogger := slog.New(slog.NewTextHandler(&logBuf, nil))
+
+	for n, tc := range testCases {
+		t.Run(fmt.Sprintf("test%d", n), func(t *testing.T) {
+			ch := make(chan prometheus.Metric)
+			defer close(ch)
+
+			c := SELEventsCollector{}
+
+			go func() {
+				i, err := c.Collect(
+					freeipmi.Execute("/bin/echo", []string{tc.arg}, "", "", slogger),
+					ch,
+					ipmiTarget{},
+				)
+				assert.Nil(t, err)
+				assert.Equal(t, 1, i)
+			}()
+
+			metric := <-ch
+			dm := dto.Metric{}
+			err := metric.Write(&dm)
+
+			assert.Nil(t, err)
+			assert.Equal(t, *dm.Gauge.Value, tc.wantGauge)
+			assert.Equal(t, len(dm.Label), 1)
+			assert.Equal(t, *dm.Label[0].Name, "state")
+			assert.Equal(t, *dm.Label[0].Value, tc.wantState)
+		})
+	}
+}

go.mod

@@ -5,8 +5,10 @@ go 1.22
 require (
 	github.com/alecthomas/kingpin/v2 v2.4.0
 	github.com/prometheus/client_golang v1.20.5
+	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.60.1
 	github.com/prometheus/exporter-toolkit v0.13.1
+	github.com/stretchr/testify v1.9.0
 	gopkg.in/yaml.v2 v2.4.0
 )
 
@@ -15,13 +17,14 @@ require (
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/coreos/go-systemd/v22 v22.5.0 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/jpillora/backoff v1.0.0 // indirect
 	github.com/klauspost/compress v1.17.9 // indirect
 	github.com/mdlayher/socket v0.4.1 // indirect
 	github.com/mdlayher/vsock v1.2.1 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f // indirect
-	github.com/prometheus/client_model v0.6.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/procfs v0.15.1 // indirect
 	github.com/xhit/go-str2duration/v2 v2.1.0 // indirect
 	golang.org/x/crypto v0.28.0 // indirect
@@ -31,4 +34,5 @@ require (
 	golang.org/x/sys v0.26.0 // indirect
 	golang.org/x/text v0.19.0 // indirect
 	google.golang.org/protobuf v1.34.2 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )