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empty_iterations_bench_test.go
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empty_iterations_bench_test.go
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/*
*
* k6 - a next-generation load testing tool
* Copyright (C) 2021 Load Impact
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package js
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.k6.io/k6/lib"
"go.k6.io/k6/stats"
)
func BenchmarkEmptyIteration(b *testing.B) {
b.StopTimer()
r, err := getSimpleRunner(b, "/script.js", `exports.default = function() { }`)
if !assert.NoError(b, err) {
return
}
require.NoError(b, err)
ch := make(chan stats.SampleContainer, 100)
defer close(ch)
go func() { // read the channel so it doesn't block
for range ch {
}
}()
initVU, err := r.NewVU(1, 1, ch)
if !assert.NoError(b, err) {
return
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
vu := initVU.Activate(&lib.VUActivationParams{RunContext: ctx})
b.StartTimer()
for i := 0; i < b.N; i++ {
err = vu.RunOnce()
assert.NoError(b, err)
}
}