frostfs-http-gw/metrics/desc_test.go

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//go:build dump_metrics
package metrics
import (
"encoding/json"
"flag"
"os"
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/pool"
"github.com/stretchr/testify/require"
)
type mock struct{}
func (m mock) Statistic() pool.Statistic {
return pool.Statistic{}
}
var metricsPath = flag.String("out", "", "File to export http gateway metrics to.")
func TestDescribeAll(t *testing.T) {
// to check correct metrics type mapping
_ = NewGateMetrics(mock{})
flag.Parse()
require.NotEmpty(t, metricsPath, "flag 'out' must be provided to dump metrics description")
desc := DescribeAll()
data, err := json.Marshal(desc)
require.NoError(t, err)
err = os.WriteFile(*metricsPath, data, 0644)
require.NoError(t, err)
}