From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- vendor/unicode-width/src/tests.rs | 175 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 175 insertions(+) create mode 100644 vendor/unicode-width/src/tests.rs (limited to 'vendor/unicode-width/src/tests.rs') diff --git a/vendor/unicode-width/src/tests.rs b/vendor/unicode-width/src/tests.rs new file mode 100644 index 000000000..72808c64f --- /dev/null +++ b/vendor/unicode-width/src/tests.rs @@ -0,0 +1,175 @@ +// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 or the MIT license +// , at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +#[cfg(feature = "bench")] +use std::iter; +#[cfg(feature = "bench")] +use test::{self, Bencher}; +#[cfg(feature = "bench")] +use super::UnicodeWidthChar; + +use std::prelude::v1::*; + +#[cfg(feature = "bench")] +#[bench] +fn cargo(b: &mut Bencher) { + let string = iter::repeat('a').take(4096).collect::(); + + b.iter(|| { + for c in string.chars() { + test::black_box(UnicodeWidthChar::width(c)); + } + }); +} + +#[cfg(feature = "bench")] +#[bench] +#[allow(deprecated)] +fn stdlib(b: &mut Bencher) { + let string = iter::repeat('a').take(4096).collect::(); + + b.iter(|| { + for c in string.chars() { + test::black_box(c.width()); + } + }); +} + +#[cfg(feature = "bench")] +#[bench] +fn simple_if(b: &mut Bencher) { + let string = iter::repeat('a').take(4096).collect::(); + + b.iter(|| { + for c in string.chars() { + test::black_box(simple_width_if(c)); + } + }); +} + +#[cfg(feature = "bench")] +#[bench] +fn simple_match(b: &mut Bencher) { + let string = iter::repeat('a').take(4096).collect::(); + + b.iter(|| { + for c in string.chars() { + test::black_box(simple_width_match(c)); + } + }); +} + +#[cfg(feature = "bench")] +#[inline] +fn simple_width_if(c: char) -> Option { + let cu = c as u32; + if cu < 127 { + if cu > 31 { + Some(1) + } else if cu == 0 { + Some(0) + } else { + None + } + } else { + UnicodeWidthChar::width(c) + } +} + +#[cfg(feature = "bench")] +#[inline] +fn simple_width_match(c: char) -> Option { + match c as u32 { + cu if cu == 0 => Some(0), + cu if cu < 0x20 => None, + cu if cu < 0x7f => Some(1), + _ => UnicodeWidthChar::width(c) + } +} + +#[test] +fn test_str() { + use super::UnicodeWidthStr; + + assert_eq!(UnicodeWidthStr::width("ｈｅｌｌｏ"), 10); + assert_eq!("ｈｅｌｌｏ".width_cjk(), 10); + assert_eq!(UnicodeWidthStr::width("\0\0\0\x01\x01"), 0); + assert_eq!("\0\0\0\x01\x01".width_cjk(), 0); + assert_eq!(UnicodeWidthStr::width(""), 0); + assert_eq!("".width_cjk(), 0); + assert_eq!(UnicodeWidthStr::width("\u{2081}\u{2082}\u{2083}\u{2084}"), 4); + assert_eq!("\u{2081}\u{2082}\u{2083}\u{2084}".width_cjk(), 8); +} + +#[test] +fn test_emoji() { + // Example from the README. + use super::UnicodeWidthStr; + + assert_eq!(UnicodeWidthStr::width("👩"), 2); // Woman + assert_eq!(UnicodeWidthStr::width("🔬"), 2); // Microscope + assert_eq!(UnicodeWidthStr::width("👩‍🔬"), 4); // Woman scientist +} + +#[test] +fn test_char() { + use super::UnicodeWidthChar; + #[cfg(feature = "no_std")] + use core::option::Option::{Some, None}; + + assert_eq!(UnicodeWidthChar::width('ｈ'), Some(2)); + assert_eq!('ｈ'.width_cjk(), Some(2)); + assert_eq!(UnicodeWidthChar::width('\x00'), Some(0)); + assert_eq!('\x00'.width_cjk(), Some(0)); + assert_eq!(UnicodeWidthChar::width('\x01'), None); + assert_eq!('\x01'.width_cjk(), None); + assert_eq!(UnicodeWidthChar::width('\u{2081}'), Some(1)); + assert_eq!('\u{2081}'.width_cjk(), Some(2)); +} + +#[test] +fn test_char2() { + use super::UnicodeWidthChar; + #[cfg(feature = "no_std")] + use core::option::Option::{Some, None}; + + assert_eq!(UnicodeWidthChar::width('\x00'),Some(0)); + assert_eq!('\x00'.width_cjk(),Some(0)); + + assert_eq!(UnicodeWidthChar::width('\x0A'),None); + assert_eq!('\x0A'.width_cjk(),None); + + assert_eq!(UnicodeWidthChar::width('w'),Some(1)); + assert_eq!('w'.width_cjk(),Some(1)); + + assert_eq!(UnicodeWidthChar::width('ｈ'),Some(2)); + assert_eq!('ｈ'.width_cjk(),Some(2)); + + assert_eq!(UnicodeWidthChar::width('\u{AD}'),Some(1)); + assert_eq!('\u{AD}'.width_cjk(),Some(1)); + + assert_eq!(UnicodeWidthChar::width('\u{1160}'),Some(0)); + assert_eq!('\u{1160}'.width_cjk(),Some(0)); + + assert_eq!(UnicodeWidthChar::width('\u{a1}'),Some(1)); + assert_eq!('\u{a1}'.width_cjk(),Some(2)); + + assert_eq!(UnicodeWidthChar::width('\u{300}'),Some(0)); + assert_eq!('\u{300}'.width_cjk(),Some(0)); +} + +#[test] +fn unicode_12() { + use super::UnicodeWidthChar; + #[cfg(feature = "no_std")] + use core::option::Option::{Some, None}; + + assert_eq!(UnicodeWidthChar::width('\u{1F971}'), Some(2)); +} -- cgit v1.2.3