status-go/metrics/node/metrics_test.go

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package node
import (
"testing"
"github.com/ethereum/go-ethereum/node"
"github.com/ethereum/go-ethereum/p2p"
"github.com/stretchr/testify/require"
prom "github.com/prometheus/client_golang/prometheus"
)
func TestParsingLabelsFromNodeName(t *testing.T) {
var labels prom.Labels
var err error
// mobile name
labels, err = labelsFromNodeName("StatusIM/v0.30.1-beta.2/android-arm/go1.12")
require.NoError(t, err)
require.Equal(t, labels,
prom.Labels{
"platform": "android-arm",
"type": "StatusIM",
"version": "v0.30.1-beta.2",
})
// desktop name
labels, err = labelsFromNodeName("Statusd/v0.29.0-beta.2/linux-amd64/go1.11")
require.NoError(t, err)
require.Equal(t, labels,
prom.Labels{
"platform": "linux-amd64",
"type": "Statusd",
"version": "v0.29.0-beta.2",
})
// missing version
labels, err = labelsFromNodeName("StatusIM/android-arm64/go1.11")
require.NoError(t, err)
require.Equal(t, labels,
prom.Labels{
"platform": "android-arm64",
"type": "StatusIM",
"version": "unknown",
})
}
func TestUpdateNodeMetricsPeersCounter(t *testing.T) {
var err error
n, err := node.New(&node.Config{
P2P: p2p.Config{
MaxPeers: 10,
},
2019-02-01 17:02:52 +00:00
NoUSB: true,
})
require.NoError(t, err)
require.NoError(t, n.Start())
defer func() { require.NoError(t, n.Stop()) }()
server := n.Server()
change, err := computeMetrics(server, p2p.PeerEventTypeAdd)
require.NoError(t, err)
require.Equal(t, float64(1), change.Counter)
require.Equal(t, float64(10), change.Max)
// skip other events
change, err = computeMetrics(server, p2p.PeerEventTypeMsgRecv)
require.NoError(t, err)
require.Equal(t, float64(0), change.Counter)
change, err = computeMetrics(server, p2p.PeerEventTypeMsgSend)
require.NoError(t, err)
require.Equal(t, float64(0), change.Counter)
change, err = computeMetrics(server, p2p.PeerEventTypeDrop)
require.NoError(t, err)
require.Equal(t, float64(-1), change.Counter)
server.MaxPeers = 20
change, err = computeMetrics(server, p2p.PeerEventTypeDrop)
require.NoError(t, err)
require.Equal(t, float64(20), change.Max)
}