Add a benchmark of UTF-8 validation for ASCII

oxalica · oxalica · commit bc57db533790 · 2025-03-07T22:50:57.000-05:00
diff --git a/library/coretests/benches/str.rs b/library/coretests/benches/str.rs
@@ -11,3 +11,8 @@ mod iter;
 fn str_validate_emoji(b: &mut Bencher) {
     b.iter(|| str::from_utf8(black_box(corpora::emoji::LARGE.as_bytes())));
 }
+
+#[bench]
+fn str_validate_ascii(b: &mut Bencher) {
+    b.iter(|| str::from_utf8(black_box(corpora::en::LARGE.as_bytes())));
+}

Original file line number	Diff line number	Diff line change
`@@ -11,3 +11,8 @@ mod iter;`
`11`	`11`	`fn str_validate_emoji(b: &mut Bencher) {`
`12`	`12`	`b.iter(\|\| str::from_utf8(black_box(corpora::emoji::LARGE.as_bytes())));`
`13`	`13`	`}`
	`14`	`+`
	`15`	`+#[bench]`
	`16`	`+fn str_validate_ascii(b: &mut Bencher) {`
	`17`	`+ b.iter(\|\| str::from_utf8(black_box(corpora::en::LARGE.as_bytes())));`
	`18`	`+}`