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telegraf/plugins/processors/printer/printer_test.go
Daniel Baumann 4978089aab
Adding upstream version 1.34.4.
Signed-off-by: Daniel Baumann <daniel@debian.org>
2025-05-24 07:26:29 +02:00

94 lines
2 KiB
Go

package printer
import (
"sync"
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/metric"
"github.com/influxdata/telegraf/testutil"
)
func TestTracking(t *testing.T) {
// Setup raw input and expected output
inputRaw := []telegraf.Metric{
metric.New(
"test",
map[string]string{},
map[string]interface{}{"value": uint64(3)},
time.Unix(0, 0),
),
metric.New(
"test",
map[string]string{},
map[string]interface{}{"value": int64(4)},
time.Unix(0, 0),
),
metric.New(
"test",
map[string]string{},
map[string]interface{}{"value": float64(5.5)},
time.Unix(0, 0),
),
}
expected := []telegraf.Metric{
metric.New(
"test",
map[string]string{},
map[string]interface{}{"value": uint64(3)},
time.Unix(0, 0),
),
metric.New(
"test",
map[string]string{},
map[string]interface{}{"value": int64(4)},
time.Unix(0, 0),
),
metric.New(
"test",
map[string]string{},
map[string]interface{}{"value": float64(5.5)},
time.Unix(0, 0),
),
}
// Create fake notification for testing
var mu sync.Mutex
delivered := make([]telegraf.DeliveryInfo, 0, len(inputRaw))
notify := func(di telegraf.DeliveryInfo) {
mu.Lock()
defer mu.Unlock()
delivered = append(delivered, di)
}
// Convert raw input to tracking metric
input := make([]telegraf.Metric, 0, len(inputRaw))
for _, m := range inputRaw {
tm, _ := metric.WithTracking(m, notify)
input = append(input, tm)
}
// Prepare and start the plugin
plugin := &Printer{}
require.NoError(t, plugin.Init())
// Process expected metrics and compare with resulting metrics
actual := plugin.Apply(input...)
testutil.RequireMetricsEqual(t, expected, actual)
// Simulate output acknowledging delivery
for _, m := range actual {
m.Accept()
}
// Check delivery
require.Eventuallyf(t, func() bool {
mu.Lock()
defer mu.Unlock()
return len(input) == len(delivered)
}, time.Second, 100*time.Millisecond, "%d delivered but %d expected", len(delivered), len(expected))
}