| // 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 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| use std::borrow::Cow; |
| use std::cmp::Ordering::{Equal, Greater, Less}; |
| use std::str::from_utf8; |
| |
| #[test] |
| fn test_le() { |
| assert!("" <= ""); |
| assert!("" <= "foo"); |
| assert!("foo" <= "foo"); |
| assert!("foo" != "bar"); |
| } |
| |
| #[test] |
| fn test_find() { |
| assert_eq!("hello".find('l'), Some(2)); |
| assert_eq!("hello".find(|c:char| c == 'o'), Some(4)); |
| assert!("hello".find('x').is_none()); |
| assert!("hello".find(|c:char| c == 'x').is_none()); |
| assert_eq!("ประเทศไทย中华Việt Nam".find('华'), Some(30)); |
| assert_eq!("ประเทศไทย中华Việt Nam".find(|c: char| c == '华'), Some(30)); |
| } |
| |
| #[test] |
| fn test_rfind() { |
| assert_eq!("hello".rfind('l'), Some(3)); |
| assert_eq!("hello".rfind(|c:char| c == 'o'), Some(4)); |
| assert!("hello".rfind('x').is_none()); |
| assert!("hello".rfind(|c:char| c == 'x').is_none()); |
| assert_eq!("ประเทศไทย中华Việt Nam".rfind('华'), Some(30)); |
| assert_eq!("ประเทศไทย中华Việt Nam".rfind(|c: char| c == '华'), Some(30)); |
| } |
| |
| #[test] |
| fn test_collect() { |
| let empty = ""; |
| let s: String = empty.chars().collect(); |
| assert_eq!(empty, s); |
| let data = "ประเทศไทย中"; |
| let s: String = data.chars().collect(); |
| assert_eq!(data, s); |
| } |
| |
| #[test] |
| fn test_into_bytes() { |
| let data = String::from("asdf"); |
| let buf = data.into_bytes(); |
| assert_eq!(buf, b"asdf"); |
| } |
| |
| #[test] |
| fn test_find_str() { |
| // byte positions |
| assert_eq!("".find(""), Some(0)); |
| assert!("banana".find("apple pie").is_none()); |
| |
| let data = "abcabc"; |
| assert_eq!(data[0..6].find("ab"), Some(0)); |
| assert_eq!(data[2..6].find("ab"), Some(3 - 2)); |
| assert!(data[2..4].find("ab").is_none()); |
| |
| let string = "ประเทศไทย中华Việt Nam"; |
| let mut data = String::from(string); |
| data.push_str(string); |
| assert!(data.find("ไท华").is_none()); |
| assert_eq!(data[0..43].find(""), Some(0)); |
| assert_eq!(data[6..43].find(""), Some(6 - 6)); |
| |
| assert_eq!(data[0..43].find("ประ"), Some( 0)); |
| assert_eq!(data[0..43].find("ทศไ"), Some(12)); |
| assert_eq!(data[0..43].find("ย中"), Some(24)); |
| assert_eq!(data[0..43].find("iệt"), Some(34)); |
| assert_eq!(data[0..43].find("Nam"), Some(40)); |
| |
| assert_eq!(data[43..86].find("ประ"), Some(43 - 43)); |
| assert_eq!(data[43..86].find("ทศไ"), Some(55 - 43)); |
| assert_eq!(data[43..86].find("ย中"), Some(67 - 43)); |
| assert_eq!(data[43..86].find("iệt"), Some(77 - 43)); |
| assert_eq!(data[43..86].find("Nam"), Some(83 - 43)); |
| |
| // find every substring -- assert that it finds it, or an earlier occurrence. |
| let string = "Việt Namacbaabcaabaaba"; |
| for (i, ci) in string.char_indices() { |
| let ip = i + ci.len_utf8(); |
| for j in string[ip..].char_indices() |
| .map(|(i, _)| i) |
| .chain(Some(string.len() - ip)) |
| { |
| let pat = &string[i..ip + j]; |
| assert!(match string.find(pat) { |
| None => false, |
| Some(x) => x <= i, |
| }); |
| assert!(match string.rfind(pat) { |
| None => false, |
| Some(x) => x >= i, |
| }); |
| } |
| } |
| } |
| |
| fn s(x: &str) -> String { x.to_string() } |
| |
| macro_rules! test_concat { |
| ($expected: expr, $string: expr) => { |
| { |
| let s: String = $string.concat(); |
| assert_eq!($expected, s); |
| } |
| } |
| } |
| |
| #[test] |
| fn test_concat_for_different_types() { |
| test_concat!("ab", vec![s("a"), s("b")]); |
| test_concat!("ab", vec!["a", "b"]); |
| } |
| |
| #[test] |
| fn test_concat_for_different_lengths() { |
| let empty: &[&str] = &[]; |
| test_concat!("", empty); |
| test_concat!("a", ["a"]); |
| test_concat!("ab", ["a", "b"]); |
| test_concat!("abc", ["", "a", "bc"]); |
| } |
| |
| macro_rules! test_join { |
| ($expected: expr, $string: expr, $delim: expr) => { |
| { |
| let s = $string.join($delim); |
| assert_eq!($expected, s); |
| } |
| } |
| } |
| |
| #[test] |
| fn test_join_for_different_types() { |
| test_join!("a-b", ["a", "b"], "-"); |
| let hyphen = "-".to_string(); |
| test_join!("a-b", [s("a"), s("b")], &*hyphen); |
| test_join!("a-b", vec!["a", "b"], &*hyphen); |
| test_join!("a-b", &*vec!["a", "b"], "-"); |
| test_join!("a-b", vec![s("a"), s("b")], "-"); |
| } |
| |
| #[test] |
| fn test_join_for_different_lengths() { |
| let empty: &[&str] = &[]; |
| test_join!("", empty, "-"); |
| test_join!("a", ["a"], "-"); |
| test_join!("a-b", ["a", "b"], "-"); |
| test_join!("-a-bc", ["", "a", "bc"], "-"); |
| } |
| |
| #[test] |
| fn test_unsafe_slice() { |
| assert_eq!("ab", unsafe {"abc".slice_unchecked(0, 2)}); |
| assert_eq!("bc", unsafe {"abc".slice_unchecked(1, 3)}); |
| assert_eq!("", unsafe {"abc".slice_unchecked(1, 1)}); |
| fn a_million_letter_a() -> String { |
| let mut i = 0; |
| let mut rs = String::new(); |
| while i < 100000 { |
| rs.push_str("aaaaaaaaaa"); |
| i += 1; |
| } |
| rs |
| } |
| fn half_a_million_letter_a() -> String { |
| let mut i = 0; |
| let mut rs = String::new(); |
| while i < 100000 { |
| rs.push_str("aaaaa"); |
| i += 1; |
| } |
| rs |
| } |
| let letters = a_million_letter_a(); |
| assert_eq!(half_a_million_letter_a(), |
| unsafe { letters.slice_unchecked(0, 500000)}); |
| } |
| |
| #[test] |
| fn test_starts_with() { |
| assert!("".starts_with("")); |
| assert!("abc".starts_with("")); |
| assert!("abc".starts_with("a")); |
| assert!(!"a".starts_with("abc")); |
| assert!(!"".starts_with("abc")); |
| assert!(!"ödd".starts_with("-")); |
| assert!("ödd".starts_with("öd")); |
| } |
| |
| #[test] |
| fn test_ends_with() { |
| assert!("".ends_with("")); |
| assert!("abc".ends_with("")); |
| assert!("abc".ends_with("c")); |
| assert!(!"a".ends_with("abc")); |
| assert!(!"".ends_with("abc")); |
| assert!(!"ddö".ends_with("-")); |
| assert!("ddö".ends_with("dö")); |
| } |
| |
| #[test] |
| fn test_is_empty() { |
| assert!("".is_empty()); |
| assert!(!"a".is_empty()); |
| } |
| |
| #[test] |
| fn test_replace() { |
| let a = "a"; |
| assert_eq!("".replace(a, "b"), ""); |
| assert_eq!("a".replace(a, "b"), "b"); |
| assert_eq!("ab".replace(a, "b"), "bb"); |
| let test = "test"; |
| assert_eq!(" test test ".replace(test, "toast"), " toast toast "); |
| assert_eq!(" test test ".replace(test, ""), " "); |
| } |
| |
| #[test] |
| fn test_replace_2a() { |
| let data = "ประเทศไทย中华"; |
| let repl = "دولة الكويت"; |
| |
| let a = "ประเ"; |
| let a2 = "دولة الكويتทศไทย中华"; |
| assert_eq!(data.replace(a, repl), a2); |
| } |
| |
| #[test] |
| fn test_replace_2b() { |
| let data = "ประเทศไทย中华"; |
| let repl = "دولة الكويت"; |
| |
| let b = "ะเ"; |
| let b2 = "ปรدولة الكويتทศไทย中华"; |
| assert_eq!(data.replace(b, repl), b2); |
| } |
| |
| #[test] |
| fn test_replace_2c() { |
| let data = "ประเทศไทย中华"; |
| let repl = "دولة الكويت"; |
| |
| let c = "中华"; |
| let c2 = "ประเทศไทยدولة الكويت"; |
| assert_eq!(data.replace(c, repl), c2); |
| } |
| |
| #[test] |
| fn test_replace_2d() { |
| let data = "ประเทศไทย中华"; |
| let repl = "دولة الكويت"; |
| |
| let d = "ไท华"; |
| assert_eq!(data.replace(d, repl), data); |
| } |
| |
| #[test] |
| fn test_replace_pattern() { |
| let data = "abcdαβγδabcdαβγδ"; |
| assert_eq!(data.replace("dαβ", "😺😺😺"), "abc😺😺😺γδabc😺😺😺γδ"); |
| assert_eq!(data.replace('γ', "😺😺😺"), "abcdαβ😺😺😺δabcdαβ😺😺😺δ"); |
| assert_eq!(data.replace(&['a', 'γ'] as &[_], "😺😺😺"), "😺😺😺bcdαβ😺😺😺δ😺😺😺bcdαβ😺😺😺δ"); |
| assert_eq!(data.replace(|c| c == 'γ', "😺😺😺"), "abcdαβ😺😺😺δabcdαβ😺😺😺δ"); |
| } |
| |
| #[test] |
| fn test_slice() { |
| assert_eq!("ab", &"abc"[0..2]); |
| assert_eq!("bc", &"abc"[1..3]); |
| assert_eq!("", &"abc"[1..1]); |
| assert_eq!("\u{65e5}", &"\u{65e5}\u{672c}"[0..3]); |
| |
| let data = "ประเทศไทย中华"; |
| assert_eq!("ป", &data[0..3]); |
| assert_eq!("ร", &data[3..6]); |
| assert_eq!("", &data[3..3]); |
| assert_eq!("华", &data[30..33]); |
| |
| fn a_million_letter_x() -> String { |
| let mut i = 0; |
| let mut rs = String::new(); |
| while i < 100000 { |
| rs.push_str("华华华华华华华华华华"); |
| i += 1; |
| } |
| rs |
| } |
| fn half_a_million_letter_x() -> String { |
| let mut i = 0; |
| let mut rs = String::new(); |
| while i < 100000 { |
| rs.push_str("华华华华华"); |
| i += 1; |
| } |
| rs |
| } |
| let letters = a_million_letter_x(); |
| assert_eq!(half_a_million_letter_x(), &letters[0..3 * 500000]); |
| } |
| |
| #[test] |
| fn test_slice_2() { |
| let ss = "中华Việt Nam"; |
| |
| assert_eq!("华", &ss[3..6]); |
| assert_eq!("Việt Nam", &ss[6..16]); |
| |
| assert_eq!("ab", &"abc"[0..2]); |
| assert_eq!("bc", &"abc"[1..3]); |
| assert_eq!("", &"abc"[1..1]); |
| |
| assert_eq!("中", &ss[0..3]); |
| assert_eq!("华V", &ss[3..7]); |
| assert_eq!("", &ss[3..3]); |
| /*0: 中 |
| 3: 华 |
| 6: V |
| 7: i |
| 8: ệ |
| 11: t |
| 12: |
| 13: N |
| 14: a |
| 15: m */ |
| } |
| |
| #[test] |
| #[should_panic] |
| fn test_slice_fail() { |
| &"中华Việt Nam"[0..2]; |
| } |
| |
| |
| #[test] |
| fn test_is_char_boundary() { |
| let s = "ศไทย中华Việt Nam β-release 🐱123"; |
| assert!(s.is_char_boundary(0)); |
| assert!(s.is_char_boundary(s.len())); |
| assert!(!s.is_char_boundary(s.len() + 1)); |
| for (i, ch) in s.char_indices() { |
| // ensure character locations are boundaries and continuation bytes are not |
| assert!(s.is_char_boundary(i), "{} is a char boundary in {:?}", i, s); |
| for j in 1..ch.len_utf8() { |
| assert!(!s.is_char_boundary(i + j), |
| "{} should not be a char boundary in {:?}", i + j, s); |
| } |
| } |
| } |
| const LOREM_PARAGRAPH: &'static str = "\ |
| Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse quis lorem sit amet dolor \ |
| ultricies condimentum. Praesent iaculis purus elit, ac malesuada quam malesuada in. Duis sed orci \ |
| eros. Suspendisse sit amet magna mollis, mollis nunc luctus, imperdiet mi. Integer fringilla non \ |
| sem ut lacinia. Fusce varius tortor a risus porttitor hendrerit. Morbi mauris dui, ultricies nec \ |
| tempus vel, gravida nec quam."; |
| |
| // check the panic includes the prefix of the sliced string |
| #[test] |
| #[should_panic(expected="Lorem ipsum dolor sit amet")] |
| fn test_slice_fail_truncated_1() { |
| &LOREM_PARAGRAPH[..1024]; |
| } |
| // check the truncation in the panic message |
| #[test] |
| #[should_panic(expected="luctus, im`[...] do not lie on character boundary")] |
| fn test_slice_fail_truncated_2() { |
| &LOREM_PARAGRAPH[..1024]; |
| } |
| |
| #[test] |
| fn test_slice_from() { |
| assert_eq!(&"abcd"[0..], "abcd"); |
| assert_eq!(&"abcd"[2..], "cd"); |
| assert_eq!(&"abcd"[4..], ""); |
| } |
| #[test] |
| fn test_slice_to() { |
| assert_eq!(&"abcd"[..0], ""); |
| assert_eq!(&"abcd"[..2], "ab"); |
| assert_eq!(&"abcd"[..4], "abcd"); |
| } |
| |
| #[test] |
| fn test_trim_left_matches() { |
| let v: &[char] = &[]; |
| assert_eq!(" *** foo *** ".trim_left_matches(v), " *** foo *** "); |
| let chars: &[char] = &['*', ' ']; |
| assert_eq!(" *** foo *** ".trim_left_matches(chars), "foo *** "); |
| assert_eq!(" *** *** ".trim_left_matches(chars), ""); |
| assert_eq!("foo *** ".trim_left_matches(chars), "foo *** "); |
| |
| assert_eq!("11foo1bar11".trim_left_matches('1'), "foo1bar11"); |
| let chars: &[char] = &['1', '2']; |
| assert_eq!("12foo1bar12".trim_left_matches(chars), "foo1bar12"); |
| assert_eq!("123foo1bar123".trim_left_matches(|c: char| c.is_numeric()), "foo1bar123"); |
| } |
| |
| #[test] |
| fn test_trim_right_matches() { |
| let v: &[char] = &[]; |
| assert_eq!(" *** foo *** ".trim_right_matches(v), " *** foo *** "); |
| let chars: &[char] = &['*', ' ']; |
| assert_eq!(" *** foo *** ".trim_right_matches(chars), " *** foo"); |
| assert_eq!(" *** *** ".trim_right_matches(chars), ""); |
| assert_eq!(" *** foo".trim_right_matches(chars), " *** foo"); |
| |
| assert_eq!("11foo1bar11".trim_right_matches('1'), "11foo1bar"); |
| let chars: &[char] = &['1', '2']; |
| assert_eq!("12foo1bar12".trim_right_matches(chars), "12foo1bar"); |
| assert_eq!("123foo1bar123".trim_right_matches(|c: char| c.is_numeric()), "123foo1bar"); |
| } |
| |
| #[test] |
| fn test_trim_matches() { |
| let v: &[char] = &[]; |
| assert_eq!(" *** foo *** ".trim_matches(v), " *** foo *** "); |
| let chars: &[char] = &['*', ' ']; |
| assert_eq!(" *** foo *** ".trim_matches(chars), "foo"); |
| assert_eq!(" *** *** ".trim_matches(chars), ""); |
| assert_eq!("foo".trim_matches(chars), "foo"); |
| |
| assert_eq!("11foo1bar11".trim_matches('1'), "foo1bar"); |
| let chars: &[char] = &['1', '2']; |
| assert_eq!("12foo1bar12".trim_matches(chars), "foo1bar"); |
| assert_eq!("123foo1bar123".trim_matches(|c: char| c.is_numeric()), "foo1bar"); |
| } |
| |
| #[test] |
| fn test_trim_left() { |
| assert_eq!("".trim_left(), ""); |
| assert_eq!("a".trim_left(), "a"); |
| assert_eq!(" ".trim_left(), ""); |
| assert_eq!(" blah".trim_left(), "blah"); |
| assert_eq!(" \u{3000} wut".trim_left(), "wut"); |
| assert_eq!("hey ".trim_left(), "hey "); |
| } |
| |
| #[test] |
| fn test_trim_right() { |
| assert_eq!("".trim_right(), ""); |
| assert_eq!("a".trim_right(), "a"); |
| assert_eq!(" ".trim_right(), ""); |
| assert_eq!("blah ".trim_right(), "blah"); |
| assert_eq!("wut \u{3000} ".trim_right(), "wut"); |
| assert_eq!(" hey".trim_right(), " hey"); |
| } |
| |
| #[test] |
| fn test_trim() { |
| assert_eq!("".trim(), ""); |
| assert_eq!("a".trim(), "a"); |
| assert_eq!(" ".trim(), ""); |
| assert_eq!(" blah ".trim(), "blah"); |
| assert_eq!("\nwut \u{3000} ".trim(), "wut"); |
| assert_eq!(" hey dude ".trim(), "hey dude"); |
| } |
| |
| #[test] |
| fn test_is_whitespace() { |
| assert!("".chars().all(|c| c.is_whitespace())); |
| assert!(" ".chars().all(|c| c.is_whitespace())); |
| assert!("\u{2009}".chars().all(|c| c.is_whitespace())); // Thin space |
| assert!(" \n\t ".chars().all(|c| c.is_whitespace())); |
| assert!(!" _ ".chars().all(|c| c.is_whitespace())); |
| } |
| |
| #[test] |
| fn test_is_utf8() { |
| // deny overlong encodings |
| assert!(from_utf8(&[0xc0, 0x80]).is_err()); |
| assert!(from_utf8(&[0xc0, 0xae]).is_err()); |
| assert!(from_utf8(&[0xe0, 0x80, 0x80]).is_err()); |
| assert!(from_utf8(&[0xe0, 0x80, 0xaf]).is_err()); |
| assert!(from_utf8(&[0xe0, 0x81, 0x81]).is_err()); |
| assert!(from_utf8(&[0xf0, 0x82, 0x82, 0xac]).is_err()); |
| assert!(from_utf8(&[0xf4, 0x90, 0x80, 0x80]).is_err()); |
| |
| // deny surrogates |
| assert!(from_utf8(&[0xED, 0xA0, 0x80]).is_err()); |
| assert!(from_utf8(&[0xED, 0xBF, 0xBF]).is_err()); |
| |
| assert!(from_utf8(&[0xC2, 0x80]).is_ok()); |
| assert!(from_utf8(&[0xDF, 0xBF]).is_ok()); |
| assert!(from_utf8(&[0xE0, 0xA0, 0x80]).is_ok()); |
| assert!(from_utf8(&[0xED, 0x9F, 0xBF]).is_ok()); |
| assert!(from_utf8(&[0xEE, 0x80, 0x80]).is_ok()); |
| assert!(from_utf8(&[0xEF, 0xBF, 0xBF]).is_ok()); |
| assert!(from_utf8(&[0xF0, 0x90, 0x80, 0x80]).is_ok()); |
| assert!(from_utf8(&[0xF4, 0x8F, 0xBF, 0xBF]).is_ok()); |
| } |
| |
| #[test] |
| fn from_utf8_mostly_ascii() { |
| // deny invalid bytes embedded in long stretches of ascii |
| for i in 32..64 { |
| let mut data = [0; 128]; |
| data[i] = 0xC0; |
| assert!(from_utf8(&data).is_err()); |
| data[i] = 0xC2; |
| assert!(from_utf8(&data).is_err()); |
| } |
| } |
| |
| #[test] |
| fn test_is_utf16() { |
| use rustc_unicode::str::is_utf16; |
| |
| macro_rules! pos { |
| ($($e:expr),*) => { { $(assert!(is_utf16($e));)* } } |
| } |
| |
| // non-surrogates |
| pos!(&[0x0000], |
| &[0x0001, 0x0002], |
| &[0xD7FF], |
| &[0xE000]); |
| |
| // surrogate pairs (randomly generated with Python 3's |
| // .encode('utf-16be')) |
| pos!(&[0xdb54, 0xdf16, 0xd880, 0xdee0, 0xdb6a, 0xdd45], |
| &[0xd91f, 0xdeb1, 0xdb31, 0xdd84, 0xd8e2, 0xde14], |
| &[0xdb9f, 0xdc26, 0xdb6f, 0xde58, 0xd850, 0xdfae]); |
| |
| // mixtures (also random) |
| pos!(&[0xd921, 0xdcc2, 0x002d, 0x004d, 0xdb32, 0xdf65], |
| &[0xdb45, 0xdd2d, 0x006a, 0xdacd, 0xddfe, 0x0006], |
| &[0x0067, 0xd8ff, 0xddb7, 0x000f, 0xd900, 0xdc80]); |
| |
| // negative tests |
| macro_rules! neg { |
| ($($e:expr),*) => { { $(assert!(!is_utf16($e));)* } } |
| } |
| |
| neg!( |
| // surrogate + regular unit |
| &[0xdb45, 0x0000], |
| // surrogate + lead surrogate |
| &[0xd900, 0xd900], |
| // unterminated surrogate |
| &[0xd8ff], |
| // trail surrogate without a lead |
| &[0xddb7]); |
| |
| // random byte sequences that Python 3's .decode('utf-16be') |
| // failed on |
| neg!(&[0x5b3d, 0x0141, 0xde9e, 0x8fdc, 0xc6e7], |
| &[0xdf5a, 0x82a5, 0x62b9, 0xb447, 0x92f3], |
| &[0xda4e, 0x42bc, 0x4462, 0xee98, 0xc2ca], |
| &[0xbe00, 0xb04a, 0x6ecb, 0xdd89, 0xe278], |
| &[0x0465, 0xab56, 0xdbb6, 0xa893, 0x665e], |
| &[0x6b7f, 0x0a19, 0x40f4, 0xa657, 0xdcc5], |
| &[0x9b50, 0xda5e, 0x24ec, 0x03ad, 0x6dee], |
| &[0x8d17, 0xcaa7, 0xf4ae, 0xdf6e, 0xbed7], |
| &[0xdaee, 0x2584, 0x7d30, 0xa626, 0x121a], |
| &[0xd956, 0x4b43, 0x7570, 0xccd6, 0x4f4a], |
| &[0x9dcf, 0x1b49, 0x4ba5, 0xfce9, 0xdffe], |
| &[0x6572, 0xce53, 0xb05a, 0xf6af, 0xdacf], |
| &[0x1b90, 0x728c, 0x9906, 0xdb68, 0xf46e], |
| &[0x1606, 0xbeca, 0xbe76, 0x860f, 0xdfa5], |
| &[0x8b4f, 0xde7a, 0xd220, 0x9fac, 0x2b6f], |
| &[0xb8fe, 0xebbe, 0xda32, 0x1a5f, 0x8b8b], |
| &[0x934b, 0x8956, 0xc434, 0x1881, 0xddf7], |
| &[0x5a95, 0x13fc, 0xf116, 0xd89b, 0x93f9], |
| &[0xd640, 0x71f1, 0xdd7d, 0x77eb, 0x1cd8], |
| &[0x348b, 0xaef0, 0xdb2c, 0xebf1, 0x1282], |
| &[0x50d7, 0xd824, 0x5010, 0xb369, 0x22ea]); |
| } |
| |
| #[test] |
| fn test_as_bytes() { |
| // no null |
| let v = [ |
| 224, 184, 168, 224, 185, 132, 224, 184, 151, 224, 184, 162, 228, |
| 184, 173, 229, 141, 142, 86, 105, 225, 187, 135, 116, 32, 78, 97, |
| 109 |
| ]; |
| let b: &[u8] = &[]; |
| assert_eq!("".as_bytes(), b); |
| assert_eq!("abc".as_bytes(), b"abc"); |
| assert_eq!("ศไทย中华Việt Nam".as_bytes(), v); |
| } |
| |
| #[test] |
| #[should_panic] |
| fn test_as_bytes_fail() { |
| // Don't double free. (I'm not sure if this exercises the |
| // original problem code path anymore.) |
| let s = String::from(""); |
| let _bytes = s.as_bytes(); |
| panic!(); |
| } |
| |
| #[test] |
| fn test_as_ptr() { |
| let buf = "hello".as_ptr(); |
| unsafe { |
| assert_eq!(*buf.offset(0), b'h'); |
| assert_eq!(*buf.offset(1), b'e'); |
| assert_eq!(*buf.offset(2), b'l'); |
| assert_eq!(*buf.offset(3), b'l'); |
| assert_eq!(*buf.offset(4), b'o'); |
| } |
| } |
| |
| #[test] |
| fn vec_str_conversions() { |
| let s1: String = String::from("All mimsy were the borogoves"); |
| |
| let v: Vec<u8> = s1.as_bytes().to_vec(); |
| let s2: String = String::from(from_utf8(&v).unwrap()); |
| let mut i = 0; |
| let n1 = s1.len(); |
| let n2 = v.len(); |
| assert_eq!(n1, n2); |
| while i < n1 { |
| let a: u8 = s1.as_bytes()[i]; |
| let b: u8 = s2.as_bytes()[i]; |
| assert_eq!(a, b); |
| i += 1; |
| } |
| } |
| |
| #[test] |
| fn test_contains() { |
| assert!("abcde".contains("bcd")); |
| assert!("abcde".contains("abcd")); |
| assert!("abcde".contains("bcde")); |
| assert!("abcde".contains("")); |
| assert!("".contains("")); |
| assert!(!"abcde".contains("def")); |
| assert!(!"".contains("a")); |
| |
| let data = "ประเทศไทย中华Việt Nam"; |
| assert!(data.contains("ประเ")); |
| assert!(data.contains("ะเ")); |
| assert!(data.contains("中华")); |
| assert!(!data.contains("ไท华")); |
| } |
| |
| #[test] |
| fn test_contains_char() { |
| assert!("abc".contains('b')); |
| assert!("a".contains('a')); |
| assert!(!"abc".contains('d')); |
| assert!(!"".contains('a')); |
| } |
| |
| #[test] |
| fn test_split_at() { |
| let s = "ศไทย中华Việt Nam"; |
| for (index, _) in s.char_indices() { |
| let (a, b) = s.split_at(index); |
| assert_eq!(&s[..a.len()], a); |
| assert_eq!(&s[a.len()..], b); |
| } |
| let (a, b) = s.split_at(s.len()); |
| assert_eq!(a, s); |
| assert_eq!(b, ""); |
| } |
| |
| #[test] |
| fn test_split_at_mut() { |
| use std::ascii::AsciiExt; |
| let mut s = "Hello World".to_string(); |
| { |
| let (a, b) = s.split_at_mut(5); |
| a.make_ascii_uppercase(); |
| b.make_ascii_lowercase(); |
| } |
| assert_eq!(s, "HELLO world"); |
| } |
| |
| #[test] |
| #[should_panic] |
| fn test_split_at_boundscheck() { |
| let s = "ศไทย中华Việt Nam"; |
| s.split_at(1); |
| } |
| |
| #[test] |
| fn test_escape_unicode() { |
| assert_eq!("abc".escape_unicode(), "\\u{61}\\u{62}\\u{63}"); |
| assert_eq!("a c".escape_unicode(), "\\u{61}\\u{20}\\u{63}"); |
| assert_eq!("\r\n\t".escape_unicode(), "\\u{d}\\u{a}\\u{9}"); |
| assert_eq!("'\"\\".escape_unicode(), "\\u{27}\\u{22}\\u{5c}"); |
| assert_eq!("\x00\x01\u{fe}\u{ff}".escape_unicode(), "\\u{0}\\u{1}\\u{fe}\\u{ff}"); |
| assert_eq!("\u{100}\u{ffff}".escape_unicode(), "\\u{100}\\u{ffff}"); |
| assert_eq!("\u{10000}\u{10ffff}".escape_unicode(), "\\u{10000}\\u{10ffff}"); |
| assert_eq!("ab\u{fb00}".escape_unicode(), "\\u{61}\\u{62}\\u{fb00}"); |
| assert_eq!("\u{1d4ea}\r".escape_unicode(), "\\u{1d4ea}\\u{d}"); |
| } |
| |
| #[test] |
| fn test_escape_debug() { |
| assert_eq!("abc".escape_debug(), "abc"); |
| assert_eq!("a c".escape_debug(), "a c"); |
| assert_eq!("éèê".escape_debug(), "éèê"); |
| assert_eq!("\r\n\t".escape_debug(), "\\r\\n\\t"); |
| assert_eq!("'\"\\".escape_debug(), "\\'\\\"\\\\"); |
| assert_eq!("\u{7f}\u{ff}".escape_debug(), "\\u{7f}\u{ff}"); |
| assert_eq!("\u{100}\u{ffff}".escape_debug(), "\u{100}\\u{ffff}"); |
| assert_eq!("\u{10000}\u{10ffff}".escape_debug(), "\u{10000}\\u{10ffff}"); |
| assert_eq!("ab\u{200b}".escape_debug(), "ab\\u{200b}"); |
| assert_eq!("\u{10d4ea}\r".escape_debug(), "\\u{10d4ea}\\r"); |
| } |
| |
| #[test] |
| fn test_escape_default() { |
| assert_eq!("abc".escape_default(), "abc"); |
| assert_eq!("a c".escape_default(), "a c"); |
| assert_eq!("éèê".escape_default(), "\\u{e9}\\u{e8}\\u{ea}"); |
| assert_eq!("\r\n\t".escape_default(), "\\r\\n\\t"); |
| assert_eq!("'\"\\".escape_default(), "\\'\\\"\\\\"); |
| assert_eq!("\u{7f}\u{ff}".escape_default(), "\\u{7f}\\u{ff}"); |
| assert_eq!("\u{100}\u{ffff}".escape_default(), "\\u{100}\\u{ffff}"); |
| assert_eq!("\u{10000}\u{10ffff}".escape_default(), "\\u{10000}\\u{10ffff}"); |
| assert_eq!("ab\u{200b}".escape_default(), "ab\\u{200b}"); |
| assert_eq!("\u{10d4ea}\r".escape_default(), "\\u{10d4ea}\\r"); |
| } |
| |
| #[test] |
| fn test_total_ord() { |
| assert_eq!("1234".cmp("123"), Greater); |
| assert_eq!("123".cmp("1234"), Less); |
| assert_eq!("1234".cmp("1234"), Equal); |
| assert_eq!("12345555".cmp("123456"), Less); |
| assert_eq!("22".cmp("1234"), Greater); |
| } |
| |
| #[test] |
| fn test_iterator() { |
| let s = "ศไทย中华Việt Nam"; |
| let v = ['ศ','ไ','ท','ย','中','华','V','i','ệ','t',' ','N','a','m']; |
| |
| let mut pos = 0; |
| let it = s.chars(); |
| |
| for c in it { |
| assert_eq!(c, v[pos]); |
| pos += 1; |
| } |
| assert_eq!(pos, v.len()); |
| } |
| |
| #[test] |
| fn test_rev_iterator() { |
| let s = "ศไทย中华Việt Nam"; |
| let v = ['m', 'a', 'N', ' ', 't', 'ệ','i','V','华','中','ย','ท','ไ','ศ']; |
| |
| let mut pos = 0; |
| let it = s.chars().rev(); |
| |
| for c in it { |
| assert_eq!(c, v[pos]); |
| pos += 1; |
| } |
| assert_eq!(pos, v.len()); |
| } |
| |
| #[test] |
| fn test_chars_decoding() { |
| for c in (0..0x110000).filter_map(::std::char::from_u32) { |
| let bytes = c.encode_utf8(); |
| let s = ::std::str::from_utf8(bytes.as_slice()).unwrap(); |
| if Some(c) != s.chars().next() { |
| panic!("character {:x}={} does not decode correctly", c as u32, c); |
| } |
| } |
| } |
| |
| #[test] |
| fn test_chars_rev_decoding() { |
| for c in (0..0x110000).filter_map(::std::char::from_u32) { |
| let bytes = c.encode_utf8(); |
| let s = ::std::str::from_utf8(bytes.as_slice()).unwrap(); |
| if Some(c) != s.chars().rev().next() { |
| panic!("character {:x}={} does not decode correctly", c as u32, c); |
| } |
| } |
| } |
| |
| #[test] |
| fn test_iterator_clone() { |
| let s = "ศไทย中华Việt Nam"; |
| let mut it = s.chars(); |
| it.next(); |
| assert!(it.clone().zip(it).all(|(x,y)| x == y)); |
| } |
| |
| #[test] |
| fn test_bytesator() { |
| let s = "ศไทย中华Việt Nam"; |
| let v = [ |
| 224, 184, 168, 224, 185, 132, 224, 184, 151, 224, 184, 162, 228, |
| 184, 173, 229, 141, 142, 86, 105, 225, 187, 135, 116, 32, 78, 97, |
| 109 |
| ]; |
| let mut pos = 0; |
| |
| for b in s.bytes() { |
| assert_eq!(b, v[pos]); |
| pos += 1; |
| } |
| } |
| |
| #[test] |
| fn test_bytes_revator() { |
| let s = "ศไทย中华Việt Nam"; |
| let v = [ |
| 224, 184, 168, 224, 185, 132, 224, 184, 151, 224, 184, 162, 228, |
| 184, 173, 229, 141, 142, 86, 105, 225, 187, 135, 116, 32, 78, 97, |
| 109 |
| ]; |
| let mut pos = v.len(); |
| |
| for b in s.bytes().rev() { |
| pos -= 1; |
| assert_eq!(b, v[pos]); |
| } |
| } |
| |
| #[test] |
| fn test_bytesator_nth() { |
| let s = "ศไทย中华Việt Nam"; |
| let v = [ |
| 224, 184, 168, 224, 185, 132, 224, 184, 151, 224, 184, 162, 228, |
| 184, 173, 229, 141, 142, 86, 105, 225, 187, 135, 116, 32, 78, 97, |
| 109 |
| ]; |
| |
| let mut b = s.bytes(); |
| assert_eq!(b.nth(2).unwrap(), v[2]); |
| assert_eq!(b.nth(10).unwrap(), v[10]); |
| assert_eq!(b.nth(200), None); |
| } |
| |
| #[test] |
| fn test_bytesator_count() { |
| let s = "ศไทย中华Việt Nam"; |
| |
| let b = s.bytes(); |
| assert_eq!(b.count(), 28) |
| } |
| |
| #[test] |
| fn test_bytesator_last() { |
| let s = "ศไทย中华Việt Nam"; |
| |
| let b = s.bytes(); |
| assert_eq!(b.last().unwrap(), 109) |
| } |
| |
| #[test] |
| fn test_char_indicesator() { |
| let s = "ศไทย中华Việt Nam"; |
| let p = [0, 3, 6, 9, 12, 15, 18, 19, 20, 23, 24, 25, 26, 27]; |
| let v = ['ศ','ไ','ท','ย','中','华','V','i','ệ','t',' ','N','a','m']; |
| |
| let mut pos = 0; |
| let it = s.char_indices(); |
| |
| for c in it { |
| assert_eq!(c, (p[pos], v[pos])); |
| pos += 1; |
| } |
| assert_eq!(pos, v.len()); |
| assert_eq!(pos, p.len()); |
| } |
| |
| #[test] |
| fn test_char_indices_revator() { |
| let s = "ศไทย中华Việt Nam"; |
| let p = [27, 26, 25, 24, 23, 20, 19, 18, 15, 12, 9, 6, 3, 0]; |
| let v = ['m', 'a', 'N', ' ', 't', 'ệ','i','V','华','中','ย','ท','ไ','ศ']; |
| |
| let mut pos = 0; |
| let it = s.char_indices().rev(); |
| |
| for c in it { |
| assert_eq!(c, (p[pos], v[pos])); |
| pos += 1; |
| } |
| assert_eq!(pos, v.len()); |
| assert_eq!(pos, p.len()); |
| } |
| |
| #[test] |
| fn test_splitn_char_iterator() { |
| let data = "\nMäry häd ä little lämb\nLittle lämb\n"; |
| |
| let split: Vec<&str> = data.splitn(4, ' ').collect(); |
| assert_eq!(split, ["\nMäry", "häd", "ä", "little lämb\nLittle lämb\n"]); |
| |
| let split: Vec<&str> = data.splitn(4, |c: char| c == ' ').collect(); |
| assert_eq!(split, ["\nMäry", "häd", "ä", "little lämb\nLittle lämb\n"]); |
| |
| // Unicode |
| let split: Vec<&str> = data.splitn(4, 'ä').collect(); |
| assert_eq!(split, ["\nM", "ry h", "d ", " little lämb\nLittle lämb\n"]); |
| |
| let split: Vec<&str> = data.splitn(4, |c: char| c == 'ä').collect(); |
| assert_eq!(split, ["\nM", "ry h", "d ", " little lämb\nLittle lämb\n"]); |
| } |
| |
| #[test] |
| fn test_split_char_iterator_no_trailing() { |
| let data = "\nMäry häd ä little lämb\nLittle lämb\n"; |
| |
| let split: Vec<&str> = data.split('\n').collect(); |
| assert_eq!(split, ["", "Märy häd ä little lämb", "Little lämb", ""]); |
| |
| let split: Vec<&str> = data.split_terminator('\n').collect(); |
| assert_eq!(split, ["", "Märy häd ä little lämb", "Little lämb"]); |
| } |
| |
| #[test] |
| fn test_rsplit() { |
| let data = "\nMäry häd ä little lämb\nLittle lämb\n"; |
| |
| let split: Vec<&str> = data.rsplit(' ').collect(); |
| assert_eq!(split, ["lämb\n", "lämb\nLittle", "little", "ä", "häd", "\nMäry"]); |
| |
| let split: Vec<&str> = data.rsplit("lämb").collect(); |
| assert_eq!(split, ["\n", "\nLittle ", "\nMäry häd ä little "]); |
| |
| let split: Vec<&str> = data.rsplit(|c: char| c == 'ä').collect(); |
| assert_eq!(split, ["mb\n", "mb\nLittle l", " little l", "d ", "ry h", "\nM"]); |
| } |
| |
| #[test] |
| fn test_rsplitn() { |
| let data = "\nMäry häd ä little lämb\nLittle lämb\n"; |
| |
| let split: Vec<&str> = data.rsplitn(2, ' ').collect(); |
| assert_eq!(split, ["lämb\n", "\nMäry häd ä little lämb\nLittle"]); |
| |
| let split: Vec<&str> = data.rsplitn(2, "lämb").collect(); |
| assert_eq!(split, ["\n", "\nMäry häd ä little lämb\nLittle "]); |
| |
| let split: Vec<&str> = data.rsplitn(2, |c: char| c == 'ä').collect(); |
| assert_eq!(split, ["mb\n", "\nMäry häd ä little lämb\nLittle l"]); |
| } |
| |
| #[test] |
| fn test_split_whitespace() { |
| let data = "\n \tMäry häd\tä little lämb\nLittle lämb\n"; |
| let words: Vec<&str> = data.split_whitespace().collect(); |
| assert_eq!(words, ["Märy", "häd", "ä", "little", "lämb", "Little", "lämb"]) |
| } |
| |
| #[test] |
| fn test_lines() { |
| let data = "\nMäry häd ä little lämb\n\r\nLittle lämb\n"; |
| let lines: Vec<&str> = data.lines().collect(); |
| assert_eq!(lines, ["", "Märy häd ä little lämb", "", "Little lämb"]); |
| |
| let data = "\r\nMäry häd ä little lämb\n\nLittle lämb"; // no trailing \n |
| let lines: Vec<&str> = data.lines().collect(); |
| assert_eq!(lines, ["", "Märy häd ä little lämb", "", "Little lämb"]); |
| } |
| |
| #[test] |
| fn test_splitator() { |
| fn t(s: &str, sep: &str, u: &[&str]) { |
| let v: Vec<&str> = s.split(sep).collect(); |
| assert_eq!(v, u); |
| } |
| t("--1233345--", "12345", &["--1233345--"]); |
| t("abc::hello::there", "::", &["abc", "hello", "there"]); |
| t("::hello::there", "::", &["", "hello", "there"]); |
| t("hello::there::", "::", &["hello", "there", ""]); |
| t("::hello::there::", "::", &["", "hello", "there", ""]); |
| t("ประเทศไทย中华Việt Nam", "中华", &["ประเทศไทย", "Việt Nam"]); |
| t("zzXXXzzYYYzz", "zz", &["", "XXX", "YYY", ""]); |
| t("zzXXXzYYYz", "XXX", &["zz", "zYYYz"]); |
| t(".XXX.YYY.", ".", &["", "XXX", "YYY", ""]); |
| t("", ".", &[""]); |
| t("zz", "zz", &["",""]); |
| t("ok", "z", &["ok"]); |
| t("zzz", "zz", &["","z"]); |
| t("zzzzz", "zz", &["","","z"]); |
| } |
| |
| #[test] |
| fn test_str_default() { |
| use std::default::Default; |
| |
| fn t<S: Default + AsRef<str>>() { |
| let s: S = Default::default(); |
| assert_eq!(s.as_ref(), ""); |
| } |
| |
| t::<&str>(); |
| t::<String>(); |
| } |
| |
| #[test] |
| fn test_str_container() { |
| fn sum_len(v: &[&str]) -> usize { |
| v.iter().map(|x| x.len()).sum() |
| } |
| |
| let s = "01234"; |
| assert_eq!(5, sum_len(&["012", "", "34"])); |
| assert_eq!(5, sum_len(&["01", "2", "34", ""])); |
| assert_eq!(5, sum_len(&[s])); |
| } |
| |
| #[test] |
| fn test_str_from_utf8() { |
| let xs = b"hello"; |
| assert_eq!(from_utf8(xs), Ok("hello")); |
| |
| let xs = "ศไทย中华Việt Nam".as_bytes(); |
| assert_eq!(from_utf8(xs), Ok("ศไทย中华Việt Nam")); |
| |
| let xs = b"hello\xFF"; |
| assert!(from_utf8(xs).is_err()); |
| } |
| |
| #[test] |
| fn test_pattern_deref_forward() { |
| let data = "aabcdaa"; |
| assert!(data.contains("bcd")); |
| assert!(data.contains(&"bcd")); |
| assert!(data.contains(&"bcd".to_string())); |
| } |
| |
| #[test] |
| fn test_empty_match_indices() { |
| let data = "aä中!"; |
| let vec: Vec<_> = data.match_indices("").collect(); |
| assert_eq!(vec, [(0, ""), (1, ""), (3, ""), (6, ""), (7, "")]); |
| } |
| |
| #[test] |
| fn test_bool_from_str() { |
| assert_eq!("true".parse().ok(), Some(true)); |
| assert_eq!("false".parse().ok(), Some(false)); |
| assert_eq!("not even a boolean".parse::<bool>().ok(), None); |
| } |
| |
| fn check_contains_all_substrings(s: &str) { |
| assert!(s.contains("")); |
| for i in 0..s.len() { |
| for j in i+1..s.len() + 1 { |
| assert!(s.contains(&s[i..j])); |
| } |
| } |
| } |
| |
| #[test] |
| fn strslice_issue_16589() { |
| assert!("bananas".contains("nana")); |
| |
| // prior to the fix for #16589, x.contains("abcdabcd") returned false |
| // test all substrings for good measure |
| check_contains_all_substrings("012345678901234567890123456789bcdabcdabcd"); |
| } |
| |
| #[test] |
| fn strslice_issue_16878() { |
| assert!(!"1234567ah012345678901ah".contains("hah")); |
| assert!(!"00abc01234567890123456789abc".contains("bcabc")); |
| } |
| |
| |
| #[test] |
| fn test_strslice_contains() { |
| let x = "There are moments, Jeeves, when one asks oneself, 'Do trousers matter?'"; |
| check_contains_all_substrings(x); |
| } |
| |
| #[test] |
| fn test_rsplitn_char_iterator() { |
| let data = "\nMäry häd ä little lämb\nLittle lämb\n"; |
| |
| let mut split: Vec<&str> = data.rsplitn(4, ' ').collect(); |
| split.reverse(); |
| assert_eq!(split, ["\nMäry häd ä", "little", "lämb\nLittle", "lämb\n"]); |
| |
| let mut split: Vec<&str> = data.rsplitn(4, |c: char| c == ' ').collect(); |
| split.reverse(); |
| assert_eq!(split, ["\nMäry häd ä", "little", "lämb\nLittle", "lämb\n"]); |
| |
| // Unicode |
| let mut split: Vec<&str> = data.rsplitn(4, 'ä').collect(); |
| split.reverse(); |
| assert_eq!(split, ["\nMäry häd ", " little l", "mb\nLittle l", "mb\n"]); |
| |
| let mut split: Vec<&str> = data.rsplitn(4, |c: char| c == 'ä').collect(); |
| split.reverse(); |
| assert_eq!(split, ["\nMäry häd ", " little l", "mb\nLittle l", "mb\n"]); |
| } |
| |
| #[test] |
| fn test_split_char_iterator() { |
| let data = "\nMäry häd ä little lämb\nLittle lämb\n"; |
| |
| let split: Vec<&str> = data.split(' ').collect(); |
| assert_eq!( split, ["\nMäry", "häd", "ä", "little", "lämb\nLittle", "lämb\n"]); |
| |
| let mut rsplit: Vec<&str> = data.split(' ').rev().collect(); |
| rsplit.reverse(); |
| assert_eq!(rsplit, ["\nMäry", "häd", "ä", "little", "lämb\nLittle", "lämb\n"]); |
| |
| let split: Vec<&str> = data.split(|c: char| c == ' ').collect(); |
| assert_eq!( split, ["\nMäry", "häd", "ä", "little", "lämb\nLittle", "lämb\n"]); |
| |
| let mut rsplit: Vec<&str> = data.split(|c: char| c == ' ').rev().collect(); |
| rsplit.reverse(); |
| assert_eq!(rsplit, ["\nMäry", "häd", "ä", "little", "lämb\nLittle", "lämb\n"]); |
| |
| // Unicode |
| let split: Vec<&str> = data.split('ä').collect(); |
| assert_eq!( split, ["\nM", "ry h", "d ", " little l", "mb\nLittle l", "mb\n"]); |
| |
| let mut rsplit: Vec<&str> = data.split('ä').rev().collect(); |
| rsplit.reverse(); |
| assert_eq!(rsplit, ["\nM", "ry h", "d ", " little l", "mb\nLittle l", "mb\n"]); |
| |
| let split: Vec<&str> = data.split(|c: char| c == 'ä').collect(); |
| assert_eq!( split, ["\nM", "ry h", "d ", " little l", "mb\nLittle l", "mb\n"]); |
| |
| let mut rsplit: Vec<&str> = data.split(|c: char| c == 'ä').rev().collect(); |
| rsplit.reverse(); |
| assert_eq!(rsplit, ["\nM", "ry h", "d ", " little l", "mb\nLittle l", "mb\n"]); |
| } |
| |
| #[test] |
| fn test_rev_split_char_iterator_no_trailing() { |
| let data = "\nMäry häd ä little lämb\nLittle lämb\n"; |
| |
| let mut split: Vec<&str> = data.split('\n').rev().collect(); |
| split.reverse(); |
| assert_eq!(split, ["", "Märy häd ä little lämb", "Little lämb", ""]); |
| |
| let mut split: Vec<&str> = data.split_terminator('\n').rev().collect(); |
| split.reverse(); |
| assert_eq!(split, ["", "Märy häd ä little lämb", "Little lämb"]); |
| } |
| |
| #[test] |
| fn test_utf16_code_units() { |
| use rustc_unicode::str::Utf16Encoder; |
| assert_eq!(Utf16Encoder::new(vec!['é', '\u{1F4A9}'].into_iter()).collect::<Vec<u16>>(), |
| [0xE9, 0xD83D, 0xDCA9]) |
| } |
| |
| #[test] |
| fn starts_with_in_unicode() { |
| assert!(!"├── Cargo.toml".starts_with("# ")); |
| } |
| |
| #[test] |
| fn starts_short_long() { |
| assert!(!"".starts_with("##")); |
| assert!(!"##".starts_with("####")); |
| assert!("####".starts_with("##")); |
| assert!(!"##ä".starts_with("####")); |
| assert!("####ä".starts_with("##")); |
| assert!(!"##".starts_with("####ä")); |
| assert!("##ä##".starts_with("##ä")); |
| |
| assert!("".starts_with("")); |
| assert!("ä".starts_with("")); |
| assert!("#ä".starts_with("")); |
| assert!("##ä".starts_with("")); |
| assert!("ä###".starts_with("")); |
| assert!("#ä##".starts_with("")); |
| assert!("##ä#".starts_with("")); |
| } |
| |
| #[test] |
| fn contains_weird_cases() { |
| assert!("* \t".contains(' ')); |
| assert!(!"* \t".contains('?')); |
| assert!(!"* \t".contains('\u{1F4A9}')); |
| } |
| |
| #[test] |
| fn trim_ws() { |
| assert_eq!(" \t a \t ".trim_left_matches(|c: char| c.is_whitespace()), |
| "a \t "); |
| assert_eq!(" \t a \t ".trim_right_matches(|c: char| c.is_whitespace()), |
| " \t a"); |
| assert_eq!(" \t a \t ".trim_matches(|c: char| c.is_whitespace()), |
| "a"); |
| assert_eq!(" \t \t ".trim_left_matches(|c: char| c.is_whitespace()), |
| ""); |
| assert_eq!(" \t \t ".trim_right_matches(|c: char| c.is_whitespace()), |
| ""); |
| assert_eq!(" \t \t ".trim_matches(|c: char| c.is_whitespace()), |
| ""); |
| } |
| |
| #[test] |
| fn to_lowercase() { |
| assert_eq!("".to_lowercase(), ""); |
| assert_eq!("AÉDžaé ".to_lowercase(), "aédžaé "); |
| |
| // https://github.com/rust-lang/rust/issues/26035 |
| assert_eq!("ΑΣ".to_lowercase(), "ας"); |
| assert_eq!("Α'Σ".to_lowercase(), "α'ς"); |
| assert_eq!("Α''Σ".to_lowercase(), "α''ς"); |
| |
| assert_eq!("ΑΣ Α".to_lowercase(), "ας α"); |
| assert_eq!("Α'Σ Α".to_lowercase(), "α'ς α"); |
| assert_eq!("Α''Σ Α".to_lowercase(), "α''ς α"); |
| |
| assert_eq!("ΑΣ' Α".to_lowercase(), "ας' α"); |
| assert_eq!("ΑΣ'' Α".to_lowercase(), "ας'' α"); |
| |
| assert_eq!("Α'Σ' Α".to_lowercase(), "α'ς' α"); |
| assert_eq!("Α''Σ'' Α".to_lowercase(), "α''ς'' α"); |
| |
| assert_eq!("Α Σ".to_lowercase(), "α σ"); |
| assert_eq!("Α 'Σ".to_lowercase(), "α 'σ"); |
| assert_eq!("Α ''Σ".to_lowercase(), "α ''σ"); |
| |
| assert_eq!("Σ".to_lowercase(), "σ"); |
| assert_eq!("'Σ".to_lowercase(), "'σ"); |
| assert_eq!("''Σ".to_lowercase(), "''σ"); |
| |
| assert_eq!("ΑΣΑ".to_lowercase(), "ασα"); |
| assert_eq!("ΑΣ'Α".to_lowercase(), "ασ'α"); |
| assert_eq!("ΑΣ''Α".to_lowercase(), "ασ''α"); |
| } |
| |
| #[test] |
| fn to_uppercase() { |
| assert_eq!("".to_uppercase(), ""); |
| assert_eq!("aéDžßfiᾀ".to_uppercase(), "AÉDŽSSFIἈΙ"); |
| } |
| |
| #[test] |
| fn test_into_string() { |
| // The only way to acquire a Box<str> in the first place is through a String, so just |
| // test that we can round-trip between Box<str> and String. |
| let string = String::from("Some text goes here"); |
| assert_eq!(string.clone().into_boxed_str().into_string(), string); |
| } |
| |
| #[test] |
| fn test_box_slice_clone() { |
| let data = String::from("hello HELLO hello HELLO yes YES 5 中ä华!!!"); |
| let data2 = data.clone().into_boxed_str().clone().into_string(); |
| |
| assert_eq!(data, data2); |
| } |
| |
| #[test] |
| fn test_cow_from() { |
| let borrowed = "borrowed"; |
| let owned = String::from("owned"); |
| match (Cow::from(owned.clone()), Cow::from(borrowed)) { |
| (Cow::Owned(o), Cow::Borrowed(b)) => assert!(o == owned && b == borrowed), |
| _ => panic!("invalid `Cow::from`"), |
| } |
| } |
| |
| mod pattern { |
| use std::str::pattern::Pattern; |
| use std::str::pattern::{Searcher, ReverseSearcher}; |
| use std::str::pattern::SearchStep::{self, Match, Reject, Done}; |
| |
| macro_rules! make_test { |
| ($name:ident, $p:expr, $h:expr, [$($e:expr,)*]) => { |
| #[allow(unused_imports)] |
| mod $name { |
| use std::str::pattern::SearchStep::{Match, Reject}; |
| use super::{cmp_search_to_vec}; |
| #[test] |
| fn fwd() { |
| cmp_search_to_vec(false, $p, $h, vec![$($e),*]); |
| } |
| #[test] |
| fn bwd() { |
| cmp_search_to_vec(true, $p, $h, vec![$($e),*]); |
| } |
| } |
| } |
| } |
| |
| fn cmp_search_to_vec<'a, P: Pattern<'a>>(rev: bool, pat: P, haystack: &'a str, |
| right: Vec<SearchStep>) |
| where P::Searcher: ReverseSearcher<'a> |
| { |
| let mut searcher = pat.into_searcher(haystack); |
| let mut v = vec![]; |
| loop { |
| match if !rev {searcher.next()} else {searcher.next_back()} { |
| Match(a, b) => v.push(Match(a, b)), |
| Reject(a, b) => v.push(Reject(a, b)), |
| Done => break, |
| } |
| } |
| if rev { |
| v.reverse(); |
| } |
| |
| let mut first_index = 0; |
| let mut err = None; |
| |
| for (i, e) in right.iter().enumerate() { |
| match *e { |
| Match(a, b) | Reject(a, b) |
| if a <= b && a == first_index => { |
| first_index = b; |
| } |
| _ => { |
| err = Some(i); |
| break; |
| } |
| } |
| } |
| |
| if let Some(err) = err { |
| panic!("Input skipped range at {}", err); |
| } |
| |
| if first_index != haystack.len() { |
| panic!("Did not cover whole input"); |
| } |
| |
| assert_eq!(v, right); |
| } |
| |
| make_test!(str_searcher_ascii_haystack, "bb", "abbcbbd", [ |
| Reject(0, 1), |
| Match (1, 3), |
| Reject(3, 4), |
| Match (4, 6), |
| Reject(6, 7), |
| ]); |
| make_test!(str_searcher_ascii_haystack_seq, "bb", "abbcbbbbd", [ |
| Reject(0, 1), |
| Match (1, 3), |
| Reject(3, 4), |
| Match (4, 6), |
| Match (6, 8), |
| Reject(8, 9), |
| ]); |
| make_test!(str_searcher_empty_needle_ascii_haystack, "", "abbcbbd", [ |
| Match (0, 0), |
| Reject(0, 1), |
| Match (1, 1), |
| Reject(1, 2), |
| Match (2, 2), |
| Reject(2, 3), |
| Match (3, 3), |
| Reject(3, 4), |
| Match (4, 4), |
| Reject(4, 5), |
| Match (5, 5), |
| Reject(5, 6), |
| Match (6, 6), |
| Reject(6, 7), |
| Match (7, 7), |
| ]); |
| make_test!(str_searcher_mulibyte_haystack, " ", "├──", [ |
| Reject(0, 3), |
| Reject(3, 6), |
| Reject(6, 9), |
| ]); |
| make_test!(str_searcher_empty_needle_mulibyte_haystack, "", "├──", [ |
| Match (0, 0), |
| Reject(0, 3), |
| Match (3, 3), |
| Reject(3, 6), |
| Match (6, 6), |
| Reject(6, 9), |
| Match (9, 9), |
| ]); |
| make_test!(str_searcher_empty_needle_empty_haystack, "", "", [ |
| Match(0, 0), |
| ]); |
| make_test!(str_searcher_nonempty_needle_empty_haystack, "├", "", [ |
| ]); |
| make_test!(char_searcher_ascii_haystack, 'b', "abbcbbd", [ |
| Reject(0, 1), |
| Match (1, 2), |
| Match (2, 3), |
| Reject(3, 4), |
| Match (4, 5), |
| Match (5, 6), |
| Reject(6, 7), |
| ]); |
| make_test!(char_searcher_mulibyte_haystack, ' ', "├──", [ |
| Reject(0, 3), |
| Reject(3, 6), |
| Reject(6, 9), |
| ]); |
| make_test!(char_searcher_short_haystack, '\u{1F4A9}', "* \t", [ |
| Reject(0, 1), |
| Reject(1, 2), |
| Reject(2, 3), |
| ]); |
| |
| } |
| |
| macro_rules! generate_iterator_test { |
| { |
| $name:ident { |
| $( |
| ($($arg:expr),*) -> [$($t:tt)*]; |
| )* |
| } |
| with $fwd:expr, $bwd:expr; |
| } => { |
| #[test] |
| fn $name() { |
| $( |
| { |
| let res = vec![$($t)*]; |
| |
| let fwd_vec: Vec<_> = ($fwd)($($arg),*).collect(); |
| assert_eq!(fwd_vec, res); |
| |
| let mut bwd_vec: Vec<_> = ($bwd)($($arg),*).collect(); |
| bwd_vec.reverse(); |
| assert_eq!(bwd_vec, res); |
| } |
| )* |
| } |
| }; |
| { |
| $name:ident { |
| $( |
| ($($arg:expr),*) -> [$($t:tt)*]; |
| )* |
| } |
| with $fwd:expr; |
| } => { |
| #[test] |
| fn $name() { |
| $( |
| { |
| let res = vec![$($t)*]; |
| |
| let fwd_vec: Vec<_> = ($fwd)($($arg),*).collect(); |
| assert_eq!(fwd_vec, res); |
| } |
| )* |
| } |
| } |
| } |
| |
| generate_iterator_test! { |
| double_ended_split { |
| ("foo.bar.baz", '.') -> ["foo", "bar", "baz"]; |
| ("foo::bar::baz", "::") -> ["foo", "bar", "baz"]; |
| } |
| with str::split, str::rsplit; |
| } |
| |
| generate_iterator_test! { |
| double_ended_split_terminator { |
| ("foo;bar;baz;", ';') -> ["foo", "bar", "baz"]; |
| } |
| with str::split_terminator, str::rsplit_terminator; |
| } |
| |
| generate_iterator_test! { |
| double_ended_matches { |
| ("a1b2c3", char::is_numeric) -> ["1", "2", "3"]; |
| } |
| with str::matches, str::rmatches; |
| } |
| |
| generate_iterator_test! { |
| double_ended_match_indices { |
| ("a1b2c3", char::is_numeric) -> [(1, "1"), (3, "2"), (5, "3")]; |
| } |
| with str::match_indices, str::rmatch_indices; |
| } |
| |
| generate_iterator_test! { |
| not_double_ended_splitn { |
| ("foo::bar::baz", 2, "::") -> ["foo", "bar::baz"]; |
| } |
| with str::splitn; |
| } |
| |
| generate_iterator_test! { |
| not_double_ended_rsplitn { |
| ("foo::bar::baz", 2, "::") -> ["baz", "foo::bar"]; |
| } |
| with str::rsplitn; |
| } |
| |
| #[test] |
| fn different_str_pattern_forwarding_lifetimes() { |
| use std::str::pattern::Pattern; |
| |
| fn foo<'a, P>(p: P) where for<'b> &'b P: Pattern<'a> { |
| for _ in 0..3 { |
| "asdf".find(&p); |
| } |
| } |
| |
| foo::<&str>("x"); |
| } |
| |
| mod bench { |
| use test::{Bencher, black_box}; |
| |
| #[bench] |
| fn char_iterator(b: &mut Bencher) { |
| let s = "ศไทย中华Việt Nam; Mary had a little lamb, Little lamb"; |
| |
| b.iter(|| s.chars().count()); |
| } |
| |
| #[bench] |
| fn char_iterator_for(b: &mut Bencher) { |
| let s = "ศไทย中华Việt Nam; Mary had a little lamb, Little lamb"; |
| |
| b.iter(|| { |
| for ch in s.chars() { black_box(ch); } |
| }); |
| } |
| |
| #[bench] |
| fn char_iterator_ascii(b: &mut Bencher) { |
| let s = "Mary had a little lamb, Little lamb |
| Mary had a little lamb, Little lamb |
| Mary had a little lamb, Little lamb |
| Mary had a little lamb, Little lamb |
| Mary had a little lamb, Little lamb |
| Mary had a little lamb, Little lamb"; |
| |
| b.iter(|| s.chars().count()); |
| } |
| |
| #[bench] |
| fn char_iterator_rev(b: &mut Bencher) { |
| let s = "ศไทย中华Việt Nam; Mary had a little lamb, Little lamb"; |
| |
| b.iter(|| s.chars().rev().count()); |
| } |
| |
| #[bench] |
| fn char_iterator_rev_for(b: &mut Bencher) { |
| let s = "ศไทย中华Việt Nam; Mary had a little lamb, Little lamb"; |
| |
| b.iter(|| { |
| for ch in s.chars().rev() { black_box(ch); } |
| }); |
| } |
| |
| #[bench] |
| fn char_indicesator(b: &mut Bencher) { |
| let s = "ศไทย中华Việt Nam; Mary had a little lamb, Little lamb"; |
| let len = s.chars().count(); |
| |
| b.iter(|| assert_eq!(s.char_indices().count(), len)); |
| } |
| |
| #[bench] |
| fn char_indicesator_rev(b: &mut Bencher) { |
| let s = "ศไทย中华Việt Nam; Mary had a little lamb, Little lamb"; |
| let len = s.chars().count(); |
| |
| b.iter(|| assert_eq!(s.char_indices().rev().count(), len)); |
| } |
| |
| #[bench] |
| fn split_unicode_ascii(b: &mut Bencher) { |
| let s = "ประเทศไทย中华Việt Namประเทศไทย中华Việt Nam"; |
| |
| b.iter(|| assert_eq!(s.split('V').count(), 3)); |
| } |
| |
| #[bench] |
| fn split_ascii(b: &mut Bencher) { |
| let s = "Mary had a little lamb, Little lamb, little-lamb."; |
| let len = s.split(' ').count(); |
| |
| b.iter(|| assert_eq!(s.split(' ').count(), len)); |
| } |
| |
| #[bench] |
| fn split_extern_fn(b: &mut Bencher) { |
| let s = "Mary had a little lamb, Little lamb, little-lamb."; |
| let len = s.split(' ').count(); |
| fn pred(c: char) -> bool { c == ' ' } |
| |
| b.iter(|| assert_eq!(s.split(pred).count(), len)); |
| } |
| |
| #[bench] |
| fn split_closure(b: &mut Bencher) { |
| let s = "Mary had a little lamb, Little lamb, little-lamb."; |
| let len = s.split(' ').count(); |
| |
| b.iter(|| assert_eq!(s.split(|c: char| c == ' ').count(), len)); |
| } |
| |
| #[bench] |
| fn split_slice(b: &mut Bencher) { |
| let s = "Mary had a little lamb, Little lamb, little-lamb."; |
| let len = s.split(' ').count(); |
| |
| let c: &[char] = &[' ']; |
| b.iter(|| assert_eq!(s.split(c).count(), len)); |
| } |
| |
| #[bench] |
| fn bench_join(b: &mut Bencher) { |
| let s = "ศไทย中华Việt Nam; Mary had a little lamb, Little lamb"; |
| let sep = "→"; |
| let v = vec![s, s, s, s, s, s, s, s, s, s]; |
| b.iter(|| { |
| assert_eq!(v.join(sep).len(), s.len() * 10 + sep.len() * 9); |
| }) |
| } |
| |
| #[bench] |
| fn bench_contains_short_short(b: &mut Bencher) { |
| let haystack = "Lorem ipsum dolor sit amet, consectetur adipiscing elit."; |
| let needle = "sit"; |
| |
| b.iter(|| { |
| assert!(haystack.contains(needle)); |
| }) |
| } |
| |
| #[bench] |
| fn bench_contains_short_long(b: &mut Bencher) { |
| let haystack = "\ |
| Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse quis lorem sit amet dolor \ |
| ultricies condimentum. Praesent iaculis purus elit, ac malesuada quam malesuada in. Duis sed orci \ |
| eros. Suspendisse sit amet magna mollis, mollis nunc luctus, imperdiet mi. Integer fringilla non \ |
| sem ut lacinia. Fusce varius tortor a risus porttitor hendrerit. Morbi mauris dui, ultricies nec \ |
| tempus vel, gravida nec quam. |
| |
| In est dui, tincidunt sed tempus interdum, adipiscing laoreet ante. Etiam tempor, tellus quis \ |
| sagittis interdum, nulla purus mattis sem, quis auctor erat odio ac tellus. In nec nunc sit amet \ |
| diam volutpat molestie at sed ipsum. Vestibulum laoreet consequat vulputate. Integer accumsan \ |
| lorem ac dignissim placerat. Suspendisse convallis faucibus lorem. Aliquam erat volutpat. In vel \ |
| eleifend felis. Sed suscipit nulla lorem, sed mollis est sollicitudin et. Nam fermentum egestas \ |
| interdum. Curabitur ut nisi justo. |
| |
| Sed sollicitudin ipsum tellus, ut condimentum leo eleifend nec. Cras ut velit ante. Phasellus nec \ |
| mollis odio. Mauris molestie erat in arcu mattis, at aliquet dolor vehicula. Quisque malesuada \ |
| lectus sit amet nisi pretium, a condimentum ipsum porta. Morbi at dapibus diam. Praesent egestas \ |
| est sed risus elementum, eu rutrum metus ultrices. Etiam fermentum consectetur magna, id rutrum \ |
| felis accumsan a. Aliquam ut pellentesque libero. Sed mi nulla, lobortis eu tortor id, suscipit \ |
| ultricies neque. Morbi iaculis sit amet risus at iaculis. Praesent eget ligula quis turpis \ |
| feugiat suscipit vel non arcu. Interdum et malesuada fames ac ante ipsum primis in faucibus. \ |
| Aliquam sit amet placerat lorem. |
| |
| Cras a lacus vel ante posuere elementum. Nunc est leo, bibendum ut facilisis vel, bibendum at \ |
| mauris. Nullam adipiscing diam vel odio ornare, luctus adipiscing mi luctus. Nulla facilisi. \ |
| Mauris adipiscing bibendum neque, quis adipiscing lectus tempus et. Sed feugiat erat et nisl \ |
| lobortis pharetra. Donec vitae erat enim. Nullam sit amet felis et quam lacinia tincidunt. Aliquam \ |
| suscipit dapibus urna. Sed volutpat urna in magna pulvinar volutpat. Phasellus nec tellus ac diam \ |
| cursus accumsan. |
| |
| Nam lectus enim, dapibus non nisi tempor, consectetur convallis massa. Maecenas eleifend dictum \ |
| feugiat. Etiam quis mauris vel risus luctus mattis a a nunc. Nullam orci quam, imperdiet id \ |
| vehicula in, porttitor ut nibh. Duis sagittis adipiscing nisl vitae congue. Donec mollis risus eu \ |
| leo suscipit, varius porttitor nulla porta. Pellentesque ut sem nec nisi euismod vehicula. Nulla \ |
| malesuada sollicitudin quam eu fermentum."; |
| let needle = "english"; |
| |
| b.iter(|| { |
| assert!(!haystack.contains(needle)); |
| }) |
| } |
| |
| #[bench] |
| fn bench_contains_bad_naive(b: &mut Bencher) { |
| let haystack = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"; |
| let needle = "aaaaaaaab"; |
| |
| b.iter(|| { |
| assert!(!haystack.contains(needle)); |
| }) |
| } |
| |
| #[bench] |
| fn bench_contains_equal(b: &mut Bencher) { |
| let haystack = "Lorem ipsum dolor sit amet, consectetur adipiscing elit."; |
| let needle = "Lorem ipsum dolor sit amet, consectetur adipiscing elit."; |
| |
| b.iter(|| { |
| assert!(haystack.contains(needle)); |
| }) |
| } |
| |
| macro_rules! make_test_inner { |
| ($s:ident, $code:expr, $name:ident, $str:expr) => { |
| #[bench] |
| fn $name(bencher: &mut Bencher) { |
| let mut $s = $str; |
| black_box(&mut $s); |
| bencher.iter(|| $code); |
| } |
| } |
| } |
| |
| macro_rules! make_test { |
| ($name:ident, $s:ident, $code:expr) => { |
| mod $name { |
| use test::Bencher; |
| use test::black_box; |
| |
| // Short strings: 65 bytes each |
| make_test_inner!($s, $code, short_ascii, |
| "Mary had a little lamb, Little lamb Mary had a littl lamb, lamb!"); |
| make_test_inner!($s, $code, short_mixed, |
| "ศไทย中华Việt Nam; Mary had a little lamb, Little lam!"); |
| make_test_inner!($s, $code, short_pile_of_poo, |
| "💩💩💩💩💩💩💩💩💩💩💩💩💩💩💩💩!"); |
| make_test_inner!($s, $code, long_lorem_ipsum,"\ |
| Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse quis lorem sit amet dolor \ |
| ultricies condimentum. Praesent iaculis purus elit, ac malesuada quam malesuada in. Duis sed orci \ |
| eros. Suspendisse sit amet magna mollis, mollis nunc luctus, imperdiet mi. Integer fringilla non \ |
| sem ut lacinia. Fusce varius tortor a risus porttitor hendrerit. Morbi mauris dui, ultricies nec \ |
| tempus vel, gravida nec quam. |
| |
| In est dui, tincidunt sed tempus interdum, adipiscing laoreet ante. Etiam tempor, tellus quis \ |
| sagittis interdum, nulla purus mattis sem, quis auctor erat odio ac tellus. In nec nunc sit amet \ |
| diam volutpat molestie at sed ipsum. Vestibulum laoreet consequat vulputate. Integer accumsan \ |
| lorem ac dignissim placerat. Suspendisse convallis faucibus lorem. Aliquam erat volutpat. In vel \ |
| eleifend felis. Sed suscipit nulla lorem, sed mollis est sollicitudin et. Nam fermentum egestas \ |
| interdum. Curabitur ut nisi justo. |
| |
| Sed sollicitudin ipsum tellus, ut condimentum leo eleifend nec. Cras ut velit ante. Phasellus nec \ |
| mollis odio. Mauris molestie erat in arcu mattis, at aliquet dolor vehicula. Quisque malesuada \ |
| lectus sit amet nisi pretium, a condimentum ipsum porta. Morbi at dapibus diam. Praesent egestas \ |
| est sed risus elementum, eu rutrum metus ultrices. Etiam fermentum consectetur magna, id rutrum \ |
| felis accumsan a. Aliquam ut pellentesque libero. Sed mi nulla, lobortis eu tortor id, suscipit \ |
| ultricies neque. Morbi iaculis sit amet risus at iaculis. Praesent eget ligula quis turpis \ |
| feugiat suscipit vel non arcu. Interdum et malesuada fames ac ante ipsum primis in faucibus. \ |
| Aliquam sit amet placerat lorem. |
| |
| Cras a lacus vel ante posuere elementum. Nunc est leo, bibendum ut facilisis vel, bibendum at \ |
| mauris. Nullam adipiscing diam vel odio ornare, luctus adipiscing mi luctus. Nulla facilisi. \ |
| Mauris adipiscing bibendum neque, quis adipiscing lectus tempus et. Sed feugiat erat et nisl \ |
| lobortis pharetra. Donec vitae erat enim. Nullam sit amet felis et quam lacinia tincidunt. Aliquam \ |
| suscipit dapibus urna. Sed volutpat urna in magna pulvinar volutpat. Phasellus nec tellus ac diam \ |
| cursus accumsan. |
| |
| Nam lectus enim, dapibus non nisi tempor, consectetur convallis massa. Maecenas eleifend dictum \ |
| feugiat. Etiam quis mauris vel risus luctus mattis a a nunc. Nullam orci quam, imperdiet id \ |
| vehicula in, porttitor ut nibh. Duis sagittis adipiscing nisl vitae congue. Donec mollis risus eu \ |
| leo suscipit, varius porttitor nulla porta. Pellentesque ut sem nec nisi euismod vehicula. Nulla \ |
| malesuada sollicitudin quam eu fermentum!"); |
| } |
| } |
| } |
| |
| make_test!(chars_count, s, s.chars().count()); |
| |
| make_test!(contains_bang_str, s, s.contains("!")); |
| make_test!(contains_bang_char, s, s.contains('!')); |
| |
| make_test!(match_indices_a_str, s, s.match_indices("a").count()); |
| |
| make_test!(split_a_str, s, s.split("a").count()); |
| |
| make_test!(trim_ascii_char, s, { |
| use std::ascii::AsciiExt; |
| s.trim_matches(|c: char| c.is_ascii()) |
| }); |
| make_test!(trim_left_ascii_char, s, { |
| use std::ascii::AsciiExt; |
| s.trim_left_matches(|c: char| c.is_ascii()) |
| }); |
| make_test!(trim_right_ascii_char, s, { |
| use std::ascii::AsciiExt; |
| s.trim_right_matches(|c: char| c.is_ascii()) |
| }); |
| |
| make_test!(find_underscore_char, s, s.find('_')); |
| make_test!(rfind_underscore_char, s, s.rfind('_')); |
| make_test!(find_underscore_str, s, s.find("_")); |
| |
| make_test!(find_zzz_char, s, s.find('\u{1F4A4}')); |
| make_test!(rfind_zzz_char, s, s.rfind('\u{1F4A4}')); |
| make_test!(find_zzz_str, s, s.find("\u{1F4A4}")); |
| |
| make_test!(split_space_char, s, s.split(' ').count()); |
| make_test!(split_terminator_space_char, s, s.split_terminator(' ').count()); |
| |
| make_test!(splitn_space_char, s, s.splitn(10, ' ').count()); |
| make_test!(rsplitn_space_char, s, s.rsplitn(10, ' ').count()); |
| |
| make_test!(split_space_str, s, s.split(" ").count()); |
| make_test!(split_ad_str, s, s.split("ad").count()); |
| } |