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test: improve stability of BenchmarkPublisher (backport #11787) #12065

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merged 1 commit into from
Nov 16, 2023
Merged

test: improve stability of BenchmarkPublisher (backport #11787) #12065

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18 changes: 12 additions & 6 deletions internal/publish/pub_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@ package publish_test

import (
"bufio"
"compress/gzip"
"context"
"fmt"
"net/http"
Expand Down Expand Up @@ -102,16 +103,21 @@ func BenchmarkPublisher(b *testing.B) {
fmt.Fprintln(w, `{"version":{"number":"1.2.3"}}`)
})

var indexed int64
var indexed atomic.Int64
mux.HandleFunc("/_bulk", func(w http.ResponseWriter, r *http.Request) {
scanner := bufio.NewScanner(r.Body)
gzr, err := gzip.NewReader(r.Body)
assert.NoError(b, err)
defer gzr.Close()

scanner := bufio.NewScanner(gzr)
var n int64
for scanner.Scan() {
if scanner.Scan() {
for scanner.Scan() { // index
if scanner.Scan() { // actual event
n++
}
}
atomic.AddInt64(&indexed, n)
assert.NoError(b, scanner.Err())
indexed.Add(n)
})
srv := httptest.NewServer(mux)
defer srv.Close()
Expand Down Expand Up @@ -169,7 +175,7 @@ func BenchmarkPublisher(b *testing.B) {
assert.NoError(b, publisher.Stop(context.Background()))
assert.NoError(b, acker.Wait(context.Background()))
assert.NoError(b, pipeline.Close())
assert.Equal(b, int64(b.N), indexed)
assert.Equal(b, int64(b.N), indexed.Load())
}

func newBlockingPipeline(t testing.TB) (*pipeline.Pipeline, *mockClient) {
Expand Down