telegraf/plugins/aggregators/merge/merge_test.go

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2019-09-27 00:09:44 +00:00
package seriesgrouper
import (
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestSimple(t *testing.T) {
plugin := &Merge{}
err := plugin.Init()
require.NoError(t, err)
plugin.Add(
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_idle": 42,
},
time.Unix(0, 0),
),
)
require.NoError(t, err)
plugin.Add(
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_guest": 42,
},
time.Unix(0, 0),
),
)
require.NoError(t, err)
var acc testutil.Accumulator
plugin.Push(&acc)
expected := []telegraf.Metric{
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_idle": 42,
"time_guest": 42,
},
time.Unix(0, 0),
),
}
testutil.RequireMetricsEqual(t, expected, acc.GetTelegrafMetrics())
}
func TestNanosecondPrecision(t *testing.T) {
plugin := &Merge{}
err := plugin.Init()
require.NoError(t, err)
plugin.Add(
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_idle": 42,
},
time.Unix(0, 1),
),
)
require.NoError(t, err)
plugin.Add(
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_guest": 42,
},
time.Unix(0, 1),
),
)
require.NoError(t, err)
var acc testutil.Accumulator
acc.SetPrecision(time.Second)
plugin.Push(&acc)
expected := []telegraf.Metric{
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_idle": 42,
"time_guest": 42,
},
time.Unix(0, 1),
),
}
testutil.RequireMetricsEqual(t, expected, acc.GetTelegrafMetrics())
}
func TestReset(t *testing.T) {
plugin := &Merge{}
err := plugin.Init()
require.NoError(t, err)
plugin.Add(
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_idle": 42,
},
time.Unix(0, 0),
),
)
require.NoError(t, err)
var acc testutil.Accumulator
plugin.Push(&acc)
plugin.Reset()
plugin.Add(
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_guest": 42,
},
time.Unix(0, 0),
),
)
require.NoError(t, err)
plugin.Push(&acc)
expected := []telegraf.Metric{
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_idle": 42,
},
time.Unix(0, 0),
),
testutil.MustMetric(
"cpu",
map[string]string{
"cpu": "cpu0",
},
map[string]interface{}{
"time_guest": 42,
},
time.Unix(0, 0),
),
}
testutil.RequireMetricsEqual(t, expected, acc.GetTelegrafMetrics())
}