]>
git.proxmox.com Git - rustc.git/blob - library/core/benches/char/methods.rs
3 const CHARS
: [char; 9] = ['
0'
, 'x'
, '
2'
, '
5'
, 'A'
, 'f'
, '
7'
, '
8'
, '
9'
];
4 const RADIX
: [u32; 5] = [2, 8, 10, 16, 32];
7 fn bench_to_digit_radix_2(b
: &mut Bencher
) {
8 b
.iter(|| CHARS
.iter().cycle().take(10_000).map(|c
| c
.to_digit(2)).min())
12 fn bench_to_digit_radix_10(b
: &mut Bencher
) {
13 b
.iter(|| CHARS
.iter().cycle().take(10_000).map(|c
| c
.to_digit(10)).min())
17 fn bench_to_digit_radix_16(b
: &mut Bencher
) {
18 b
.iter(|| CHARS
.iter().cycle().take(10_000).map(|c
| c
.to_digit(16)).min())
22 fn bench_to_digit_radix_36(b
: &mut Bencher
) {
23 b
.iter(|| CHARS
.iter().cycle().take(10_000).map(|c
| c
.to_digit(36)).min())
27 fn bench_to_digit_radix_var(b
: &mut Bencher
) {
32 .zip(RADIX
.iter().cycle())
34 .map(|(c
, radix
)| c
.to_digit(*radix
))
40 fn bench_to_ascii_uppercase(b
: &mut Bencher
) {
41 b
.iter(|| CHARS
.iter().cycle().take(10_000).map(|c
| c
.to_ascii_uppercase()).min())
45 fn bench_to_ascii_lowercase(b
: &mut Bencher
) {
46 b
.iter(|| CHARS
.iter().cycle().take(10_000).map(|c
| c
.to_ascii_lowercase()).min())
50 fn bench_ascii_mix_to_uppercase(b
: &mut Bencher
) {
51 b
.iter(|| (0..=255).cycle().take(10_000).map(|b
| char::from(b
).to_uppercase()).count())
55 fn bench_ascii_mix_to_lowercase(b
: &mut Bencher
) {
56 b
.iter(|| (0..=255).cycle().take(10_000).map(|b
| char::from(b
).to_lowercase()).count())
60 fn bench_ascii_char_to_uppercase(b
: &mut Bencher
) {
61 b
.iter(|| (0..=127).cycle().take(10_000).map(|b
| char::from(b
).to_uppercase()).count())
65 fn bench_ascii_char_to_lowercase(b
: &mut Bencher
) {
66 b
.iter(|| (0..=127).cycle().take(10_000).map(|b
| char::from(b
).to_lowercase()).count())
70 fn bench_non_ascii_char_to_uppercase(b
: &mut Bencher
) {
71 b
.iter(|| (128..=255).cycle().take(10_000).map(|b
| char::from(b
).to_uppercase()).count())
75 fn bench_non_ascii_char_to_lowercase(b
: &mut Bencher
) {
76 b
.iter(|| (128..=255).cycle().take(10_000).map(|b
| char::from(b
).to_lowercase()).count())