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use assert_matches::assert_matches;
use unicode_normalization::char::is_combining_mark;
/// https://github.com/servo/rust-url/issues/373
#[test]
fn test_punycode_prefix_with_length_check() {
let config = idna::Config::default()
.verify_dns_length(true)
.check_hyphens(true)
.use_std3_ascii_rules(true);
assert!(config.to_ascii("xn--").is_err());
assert!(config.to_ascii("xn---").is_err());
assert!(config.to_ascii("xn-----").is_err());
assert!(config.to_ascii("xn--.").is_err());
assert!(config.to_ascii("xn--...").is_err());
assert!(config.to_ascii(".xn--").is_err());
assert!(config.to_ascii("...xn--").is_err());
assert!(config.to_ascii("xn--.xn--").is_err());
assert!(config.to_ascii("xn--.example.org").is_err());
}
/// https://github.com/servo/rust-url/issues/373
#[test]
fn test_punycode_prefix_without_length_check() {
let config = idna::Config::default()
.verify_dns_length(false)
.check_hyphens(true)
.use_std3_ascii_rules(true);
assert_eq!(config.to_ascii("xn--").unwrap(), "");
assert!(config.to_ascii("xn---").is_err());
assert!(config.to_ascii("xn-----").is_err());
assert_eq!(config.to_ascii("xn--.").unwrap(), ".");
assert_eq!(config.to_ascii("xn--...").unwrap(), "...");
assert_eq!(config.to_ascii(".xn--").unwrap(), ".");
assert_eq!(config.to_ascii("...xn--").unwrap(), "...");
assert_eq!(config.to_ascii("xn--.xn--").unwrap(), ".");
assert_eq!(config.to_ascii("xn--.example.org").unwrap(), ".example.org");
}
// http://www.unicode.org/reports/tr46/#Table_Example_Processing
#[test]
fn test_examples() {
let mut codec = idna::Idna::default();
let mut out = String::new();
assert_matches!(codec.to_unicode("Bloß.de", &mut out), Ok(()));
assert_eq!(out, "bloß.de");
out.clear();
assert_matches!(codec.to_unicode("xn--blo-7ka.de", &mut out), Ok(()));
assert_eq!(out, "bloß.de");
out.clear();
assert_matches!(codec.to_unicode("u\u{308}.com", &mut out), Ok(()));
assert_eq!(out, "ü.com");
out.clear();
assert_matches!(codec.to_unicode("xn--tda.com", &mut out), Ok(()));
assert_eq!(out, "ü.com");
out.clear();
assert_matches!(codec.to_unicode("xn--u-ccb.com", &mut out), Err(_));
out.clear();
assert_matches!(codec.to_unicode("a⒈com", &mut out), Err(_));
out.clear();
assert_matches!(codec.to_unicode("xn--a-ecp.ru", &mut out), Err(_));
out.clear();
assert_matches!(codec.to_unicode("xn--0.pt", &mut out), Err(_));
out.clear();
assert_matches!(codec.to_unicode("日本語。ＪＰ", &mut out), Ok(()));
assert_eq!(out, "日本語.jp");
out.clear();
assert_matches!(codec.to_unicode("☕.us", &mut out), Ok(()));
assert_eq!(out, "☕.us");
}
#[test]
fn test_v5() {
let config = idna::Config::default()
.verify_dns_length(true)
.use_std3_ascii_rules(true);
// IdnaTest:784 蔏｡𑰺
assert!(is_combining_mark('\u{11C3A}'));
assert!(config.to_ascii("\u{11C3A}").is_err());
assert!(config.to_ascii("\u{850f}.\u{11C3A}").is_err());
assert!(config.to_ascii("\u{850f}\u{ff61}\u{11C3A}").is_err());
}
#[test]
fn test_v8_bidi_rules() {
let config = idna::Config::default()
.verify_dns_length(true)
.use_std3_ascii_rules(true);
assert_eq!(config.to_ascii("abc").unwrap(), "abc");
assert_eq!(config.to_ascii("123").unwrap(), "123");
assert_eq!(config.to_ascii("אבּג").unwrap(), "xn--kdb3bdf");
assert_eq!(config.to_ascii("ابج").unwrap(), "xn--mgbcm");
assert_eq!(config.to_ascii("abc.ابج").unwrap(), "abc.xn--mgbcm");
assert_eq!(config.to_ascii("אבּג.ابج").unwrap(), "xn--kdb3bdf.xn--mgbcm");
// Bidi domain names cannot start with digits
assert!(config.to_ascii("0a.\u{05D0}").is_err());
assert!(config.to_ascii("0à.\u{05D0}").is_err());
// Bidi chars may be punycode-encoded
assert!(config.to_ascii("xn--0ca24w").is_err());
}
#[test]
fn emoji_domains() {
// HOT BEVERAGE is allowed here...
let config = idna::Config::default()
.verify_dns_length(true)
.use_std3_ascii_rules(true);
assert_eq!(config.to_ascii("☕.com").unwrap(), "xn--53h.com");
// ... but not here
let config = idna::Config::default()
.verify_dns_length(true)
.use_std3_ascii_rules(true)
.use_idna_2008_rules(true);
let error = format!("{:?}", config.to_ascii("☕.com").unwrap_err());
assert!(error.contains("disallowed_in_idna_2008"));
}
#[test]
fn unicode_before_delimiter() {
let config = idna::Config::default();
assert!(config.to_ascii("xn--f\u{34a}-PTP").is_err());
}
|
