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Benchmark unique multi-codepoint Unicode cells

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Add a benchmark stream containing 262,144 distinct base-plus-combining-mark cells per repetition so TextCache collection cost remains visible instead of collapsing into cache hits.

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
Sinity 2026-07-12 15:27:24 +02:00
parent b8da20444e
commit ed51a3e97c
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1 changed files with 29 additions and 1 deletions
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30
tools/cmd/benchmark/main.go
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@ -150,6 +150,27 @@ func unicode() (r result, err error) {
return result{desc, data_sz, duration, reps}, nil
}
func unique_unicode() (r result, err error) {
const cell_count = 256 * 1024
const combining_count = 0x70
var data strings.Builder
data.Grow(cell_count * 10)
for i := range cell_count {
q := i
data.WriteByte('a')
for range 3 {
data.WriteRune(rune(0x300 + q%combining_count))
q /= combining_count
}
}
const desc = "Unique multi-codepoint Unicode cells"
duration, data_sz, reps, err := benchmark_data(desc, data.String(), opts)
if err != nil {
return result{}, err
}
return result{desc, data_sz, duration, reps}, nil
}
func ascii_with_csi() (r result, err error) {
const sz = 1024*1024 + 17
out := make([]byte, 0, sz+48)
@ -244,7 +265,7 @@ func present_result(r result, col_width int) {
func all_benchamrks() []string {
return []string{
"ascii", "unicode", "csi", "images", "long_escape_codes",
"ascii", "unicode", "unique_unicode", "csi", "images", "long_escape_codes",
}
}
@ -276,6 +297,13 @@ func main(args []string) (err error) {
results = append(results, r)
}
if slices.Index(args, "unique_unicode") >= 0 {
if r, err = unique_unicode(); err != nil {
return err
}
results = append(results, r)
}
if slices.Index(args, "csi") >= 0 {
if r, err = ascii_with_csi(); err != nil {
return err