node_exporter/collector/netdev_test.go

28 lines
556 B
Go

package collector
import (
"os"
"testing"
)
func TestNetDevStats(t *testing.T) {
file, err := os.Open("fixtures/net-dev")
if err != nil {
t.Fatal(err)
}
defer file.Close()
netStats, err := parseNetDevStats(file)
if err != nil {
t.Fatal(err)
}
if want, got := "10437182923", netStats["receive"]["wlan0"]["bytes"]; want != got {
t.Errorf("want netstat wlan0 bytes %s, got %s", want, got)
}
if want, got := "934", netStats["transmit"]["tun0"]["packets"]; want != got {
t.Errorf("want netstat tun0 packets %s, got %s", want, got)
}
}