Files
kjol/go/webbundler/jsx_bench_test.go

44 lines
1.2 KiB
Go

package webbundler
import (
"fmt"
"os"
"path/filepath"
"testing"
)
func benchRead(b *testing.B, rel string) string {
b.Helper()
data, err := os.ReadFile(filepath.Join("..", "..", "frontend", "src", rel))
if err != nil {
b.Skipf("cannot read %s: %v", rel, err)
}
return string(data)
}
var benchComponents = []string{
"ui/AutoTable.tsx", // ~212 KB
"ui/Forms.tsx", // ~75 KB
"pages/app/user/Profile.tsx", // ~26 KB
"pages/public/PublicLayout.tsx", // ~27 KB
}
// BenchmarkCompileDev times the full dev HMR compile (Babel solid + solid-refresh
// in goja) per component, busting the cache each iteration so every run is a real
// recompile — the cost the browser waits on for a single-file HMR update. This is
// the harness for judging whether a compile-path change actually moves the needle;
// as of this writing the goja/Babel transform dominates (seconds for large files).
func BenchmarkCompileDev(b *testing.B) {
for _, rel := range benchComponents {
src := benchRead(b, rel)
b.Run(rel, func(b *testing.B) {
for i := 0; i < b.N; i++ {
id := fmt.Sprintf("bench/c%d.tsx", i) // unique id -> cache miss
if _, err := CompileDev(src, id); err != nil {
b.Fatal(err)
}
}
})
}
}