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authorRobin Krahl <robin.krahl@ireas.org>2020-01-07 11:18:04 +0000
committerDaniel Mueller <deso@posteo.net>2020-01-08 09:20:25 -0800
commit5e20a29b4fdc8a2d442d1093681b396dcb4b816b (patch)
tree55ab083fa8999d2ccbb5e921c1ffe52560dca152 /textwrap/benches
parent203e691f46d591a2cc8acdfd850fa9f5b0fb8a98 (diff)
downloadnitrocli-5e20a29b4fdc8a2d442d1093681b396dcb4b816b.tar.gz
nitrocli-5e20a29b4fdc8a2d442d1093681b396dcb4b816b.tar.bz2
Add structopt dependency in version 0.3.7
This patch series replaces argparse with structopt in the argument handling code. As a first step, we need structopt as a dependency. Import subrepo structopt/:structopt at efbdda4753592e27bc430fb01f7b9650b2f3174d Import subrepo bitflags/:bitflags at 30668016aca6bd3b02c766e8347e0b4080d4c296 Import subrepo clap/:clap at 784524f7eb193e35f81082cc69454c8c21b948f7 Import subrepo heck/:heck at 093d56fbf001e1506e56dbfa38631d99b1066df1 Import subrepo proc-macro-error/:proc-macro-error at 6c4cfe79a622c5de8ae68557993542be46eacae2 Import subrepo proc-macro2/:proc-macro2 at d5d48eddca4566e5438e8a2cbed4a74e049544de Import subrepo quote/:quote at 727436c6c137b20f0f34dde5d8fda2679b9747ad Import subrepo rustversion/:rustversion at 0c5663313516263059ce9059ef81fc7a1cf655ca Import subrepo syn-mid/:syn-mid at 5d3d85414a9e6674e1857ec22a87b96e04a6851a Import subrepo syn/:syn at e87c27e87f6f4ef8919d0372bdb056d53ef0d8f3 Import subrepo textwrap/:textwrap at abcd618beae3f74841032aa5b53c1086b0a57ca2 Import subrepo unicode-segmentation/:unicode-segmentation at 637c9874c4fe0c205ff27787faf150a40295c6c3 Import subrepo unicode-width/:unicode-width at 3033826f8bf05e82724140a981d5941e48fce393 Import subrepo unicode-xid/:unicode-xid at 4baae9fffb156ba229665b972a9cd5991787ceb7
Diffstat (limited to 'textwrap/benches')
-rw-r--r--textwrap/benches/linear.rs122
1 files changed, 122 insertions, 0 deletions
diff --git a/textwrap/benches/linear.rs b/textwrap/benches/linear.rs
new file mode 100644
index 0000000..104398a
--- /dev/null
+++ b/textwrap/benches/linear.rs
@@ -0,0 +1,122 @@
+#![feature(test)]
+
+// The benchmarks here verify that the complexity grows as O(*n*)
+// where *n* is the number of characters in the text to be wrapped.
+
+#[cfg(feature = "hyphenation")]
+extern crate hyphenation;
+extern crate lipsum;
+extern crate rand;
+extern crate rand_xorshift;
+extern crate test;
+extern crate textwrap;
+
+#[cfg(feature = "hyphenation")]
+use hyphenation::{Language, Load, Standard};
+use lipsum::MarkovChain;
+use rand::SeedableRng;
+use rand_xorshift::XorShiftRng;
+use test::Bencher;
+#[cfg(feature = "hyphenation")]
+use textwrap::Wrapper;
+
+const LINE_LENGTH: usize = 60;
+
+/// Generate a lorem ipsum text with the given number of characters.
+fn lorem_ipsum(length: usize) -> String {
+ // The average word length in the lorem ipsum text is somewhere
+ // between 6 and 7. So we conservatively divide by 5 to have a
+ // long enough text that we can truncate below.
+ let rng = XorShiftRng::seed_from_u64(0);
+ let mut chain = MarkovChain::new_with_rng(rng);
+ chain.learn(lipsum::LOREM_IPSUM);
+ chain.learn(lipsum::LIBER_PRIMUS);
+
+ let mut text = chain.generate_from(length / 5, ("Lorem", "ipsum"));
+ text.truncate(length);
+ text
+}
+
+#[bench]
+fn fill_100(b: &mut Bencher) {
+ let text = &lorem_ipsum(100);
+ b.iter(|| textwrap::fill(text, LINE_LENGTH))
+}
+
+#[bench]
+fn fill_200(b: &mut Bencher) {
+ let text = &lorem_ipsum(200);
+ b.iter(|| textwrap::fill(text, LINE_LENGTH))
+}
+
+#[bench]
+fn fill_400(b: &mut Bencher) {
+ let text = &lorem_ipsum(400);
+ b.iter(|| textwrap::fill(text, LINE_LENGTH))
+}
+
+#[bench]
+fn fill_800(b: &mut Bencher) {
+ let text = &lorem_ipsum(800);
+ b.iter(|| textwrap::fill(text, LINE_LENGTH))
+}
+
+#[bench]
+fn wrap_100(b: &mut Bencher) {
+ let text = &lorem_ipsum(100);
+ b.iter(|| textwrap::wrap(text, LINE_LENGTH))
+}
+
+#[bench]
+fn wrap_200(b: &mut Bencher) {
+ let text = &lorem_ipsum(200);
+ b.iter(|| textwrap::wrap(text, LINE_LENGTH))
+}
+
+#[bench]
+fn wrap_400(b: &mut Bencher) {
+ let text = &lorem_ipsum(400);
+ b.iter(|| textwrap::wrap(text, LINE_LENGTH))
+}
+
+#[bench]
+fn wrap_800(b: &mut Bencher) {
+ let text = &lorem_ipsum(800);
+ b.iter(|| textwrap::wrap(text, LINE_LENGTH))
+}
+
+#[bench]
+#[cfg(feature = "hyphenation")]
+fn hyphenation_fill_100(b: &mut Bencher) {
+ let text = &lorem_ipsum(100);
+ let dictionary = Standard::from_embedded(Language::Latin).unwrap();
+ let wrapper = Wrapper::with_splitter(LINE_LENGTH, dictionary);
+ b.iter(|| wrapper.fill(text))
+}
+
+#[bench]
+#[cfg(feature = "hyphenation")]
+fn hyphenation_fill_200(b: &mut Bencher) {
+ let text = &lorem_ipsum(200);
+ let dictionary = Standard::from_embedded(Language::Latin).unwrap();
+ let wrapper = Wrapper::with_splitter(LINE_LENGTH, dictionary);
+ b.iter(|| wrapper.fill(text))
+}
+
+#[bench]
+#[cfg(feature = "hyphenation")]
+fn hyphenation_fill_400(b: &mut Bencher) {
+ let text = &lorem_ipsum(400);
+ let dictionary = Standard::from_embedded(Language::Latin).unwrap();
+ let wrapper = Wrapper::with_splitter(LINE_LENGTH, dictionary);
+ b.iter(|| wrapper.fill(text))
+}
+
+#[bench]
+#[cfg(feature = "hyphenation")]
+fn hyphenation_fill_800(b: &mut Bencher) {
+ let text = &lorem_ipsum(800);
+ let dictionary = Standard::from_embedded(Language::Latin).unwrap();
+ let wrapper = Wrapper::with_splitter(LINE_LENGTH, dictionary);
+ b.iter(|| wrapper.fill(text))
+}