Use binary

.gitignore

@@ -1,2 +1,3 @@
 coverage.out
 custom_metrics_benchmark.json
+testdata/testbin/testbin

Makefile

@@ -14,8 +14,10 @@ benchmark: depsdev
 	go test -modfile=testdata/go_test.mod -bench . -benchmem -benchtime 10000x -run Benchmark | octocov-go-test-bench --tee > custom_metrics_benchmark.json
 
 cachegrind: depsdev
-	go mod tidy -modfile=testdata/go_test.mod
-	valgrind --tool=cachegrind --I1=8192,8,64 --D1=16384,4,64 --LL=32768,8,64 go test -modfile=testdata/go_test.mod -bench . -benchmem -benchtime 10000x -run Benchmark
+	cd testdata/testbin && go build -o testbin
+	valgrind --tool=cachegrind --I1=8192,8,64 --D1=16384,4,64 --LL=32768,8,64 ./testdata/testbin/testbin 10000
+	valgrind --tool=cachegrind --I1=8192,8,64 --D1=16384,4,64 --LL=32768,8,64 ./testdata/testbin/testbin 10000
+	valgrind --tool=cachegrind --I1=8192,8,64 --D1=16384,4,64 --LL=32768,8,64 ./testdata/testbin/testbin 10000
 
 lint:
 	go mod tidy

testdata/testbin/go.mod

@@ -0,0 +1,13 @@
+module github.com/k1LoW/rl/testdata/testbin
+
+go 1.21.1
+
+require (
+	github.com/go-chi/httprate v0.7.4
+	github.com/k1LoW/rl v0.6.1
+)
+
+require (
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	golang.org/x/sync v0.3.0 // indirect
+)

testdata/testbin/go.sum

@@ -0,0 +1,8 @@
+github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE=
+github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/go-chi/httprate v0.7.4 h1:a2GIjv8he9LRf3712zxxnRdckQCm7I8y8yQhkJ84V6M=
+github.com/go-chi/httprate v0.7.4/go.mod h1:6GOYBSwnpra4CQfAKXu8sQZg+nZ0M1g9QnyFvxrAB8A=
+github.com/k1LoW/rl v0.6.1 h1:97cFVVOMm3iXK9UdHxO78wO6FCmh4IA8edOoly64R8o=
+github.com/k1LoW/rl v0.6.1/go.mod h1:FwcYhUX7i153XHIyR4OuOgR2a2KIzcBxrfanE9/O0S4=
+golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E=
+golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=

testdata/testbin/main.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"log"
+	"net/http"
+	"net/http/httptest"
+	"os"
+	"strconv"
+
+	"github.com/go-chi/httprate"
+	"github.com/k1LoW/rl"
+	"github.com/k1LoW/rl/testutil"
+)
+
+func main() {
+	n, err := strconv.Atoi(os.Args[1])
+	if err != nil {
+		log.Fatal(err)
+	}
+	r := http.NewServeMux()
+	r.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		_, _ = w.Write([]byte("Hello, world"))
+	})
+	m := rl.New(
+		testutil.NewLimiter(10, httprate.KeyByIP, 0),
+		testutil.NewLimiter(10, testutil.KeyByHost, 0),
+	)
+	ts := httptest.NewServer(m(r))
+	defer ts.Close()
+
+	log.Printf("start %d requests", n)
+	for i := 0; i < n; i++ {
+		req, err := http.NewRequest("GET", ts.URL, nil)
+		if err != nil {
+			log.Fatal(err)
+		}
+		req.Host = "a.example.com"
+		res, err := http.DefaultClient.Do(req)
+		if err != nil {
+			log.Fatal(err)
+		}
+		res.Body.Close()
+	}
+	log.Println("done")
+}