package monitor_test
|
|
|
|
import (
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
crypto "github.com/tendermint/go-crypto"
|
|
ctypes "github.com/tendermint/tendermint/rpc/core/types"
|
|
tmtypes "github.com/tendermint/tendermint/types"
|
|
mock "github.com/tendermint/tools/tm-monitor/mock"
|
|
monitor "github.com/tendermint/tools/tm-monitor/monitor"
|
|
)
|
|
|
|
func TestMonitorUpdatesNumberOfValidators(t *testing.T) {
|
|
assert := assert.New(t)
|
|
|
|
m := startMonitor(t)
|
|
defer m.Stop()
|
|
|
|
n, _ := createValidatorNode(t)
|
|
m.Monitor(n)
|
|
assert.Equal(1, m.Network.NumNodesMonitored)
|
|
assert.Equal(1, m.Network.NumNodesMonitoredOnline)
|
|
|
|
time.Sleep(1 * time.Second)
|
|
|
|
assert.Equal(1, m.Network.NumValidators)
|
|
}
|
|
|
|
func TestMonitorRecalculatesNetworkUptime(t *testing.T) {
|
|
assert := assert.New(t)
|
|
|
|
m := startMonitor(t)
|
|
defer m.Stop()
|
|
assert.Equal(100.0, m.Network.Uptime())
|
|
|
|
n, _ := createValidatorNode(t)
|
|
m.Monitor(n)
|
|
|
|
m.Network.NodeIsDown(n.Name) // simulate node failure
|
|
time.Sleep(200 * time.Millisecond)
|
|
m.Network.NodeIsOnline(n.Name)
|
|
time.Sleep(1 * time.Second)
|
|
|
|
assert.True(m.Network.Uptime() < 100.0, "Uptime should be less than 100%")
|
|
}
|
|
|
|
func startMonitor(t *testing.T) *monitor.Monitor {
|
|
m := monitor.NewMonitor(
|
|
monitor.SetNumValidatorsUpdateInterval(200*time.Millisecond),
|
|
monitor.RecalculateNetworkUptimeEvery(200*time.Millisecond),
|
|
)
|
|
err := m.Start()
|
|
require.Nil(t, err)
|
|
return m
|
|
}
|
|
|
|
func createValidatorNode(t *testing.T) (n *monitor.Node, emMock *mock.EventMeter) {
|
|
emMock = &mock.EventMeter{}
|
|
|
|
stubs := make(map[string]ctypes.TMResult)
|
|
pubKey := crypto.GenPrivKeyEd25519().PubKey()
|
|
stubs["validators"] = &ctypes.ResultValidators{BlockHeight: blockHeight, Validators: []*tmtypes.Validator{tmtypes.NewValidator(pubKey, 0)}}
|
|
stubs["status"] = &ctypes.ResultStatus{PubKey: pubKey}
|
|
rpcClientMock := &mock.RpcClient{stubs}
|
|
|
|
n = monitor.NewNodeWithEventMeterAndRpcClient("tcp://127.0.0.1:46657", emMock, rpcClientMock)
|
|
return
|
|
}
|