| use crate::entity::NormalizerSettings; |
| use crate::from_bytes; |
| use crate::utils::encode; |
| use encoding::EncoderTrap; |
|
|
| #[test] |
| fn test_empty() { |
| let bytes: Vec<u8> = b"".to_vec(); |
| let result = from_bytes(&bytes, None); |
| let best_guess = result.get_best(); |
|
|
| assert!( |
| best_guess.is_some(), |
| "Empty bytes payload SHOULD NOT return None" |
| ); |
| assert_eq!( |
| best_guess.unwrap().encoding(), |
| "utf-8", |
| "Empty bytes payload SHOULD be guessed as UTF-8 (arbitrary)" |
| ); |
| assert!(best_guess.unwrap().unicode_ranges().is_empty()); |
| } |
|
|
| #[test] |
| fn test_empty_but_with_bom_or_sig() { |
| let tests = [ |
| (vec![0xff, 0xfe], "utf-16le"), |
| (vec![0x84, 0x31, 0x95, 0x33], "gb18030"), |
| (vec![0xef, 0xbb, 0xbf], "utf-8"), |
| (vec![0xfe, 0xff], "utf-16be"), |
| ]; |
|
|
| for (input, expected_encoding) in tests { |
| let result = from_bytes(&input, None); |
| let best_guess = result.get_best(); |
| assert!( |
| best_guess.is_some(), |
| "Empty detection but with SIG/BOM has failed! Input: {:?}", |
| &input |
| ); |
| assert_eq!( |
| best_guess.unwrap().encoding(), |
| expected_encoding, |
| "Empty detection but with SIG/BOM is wrongly detected! Input: {:?}", |
| &input |
| ); |
| assert_eq!( |
| best_guess.unwrap().raw(), |
| &input, |
| "The RAW property should contain the original payload given for detection. Input: {:?}", |
| &input |
| ); |
| assert!( |
| best_guess.unwrap().bom(), |
| "The BOM/SIG property should return True. Input: {:?}", |
| &input |
| ); |
| assert_eq!( |
| best_guess.unwrap().decoded_payload(), |
| Some(""), |
| "The cast to str SHOULD be empty. Input: {:?}", |
| &input |
| ); |
| } |
| } |
|
|
| #[test] |
| fn test_content_with_bom_or_sig() { |
| let tests = [ |
| ( |
| encode( |
| "\u{FEFF}我没有埋怨，磋砣的只是一些时间。", |
| "gb18030", |
| EncoderTrap::Ignore, |
| ) |
| .unwrap(), |
| "gb18030", |
| ), |
| ( |
| encode( |
| "\u{FEFF}我没有埋怨，磋砣的只是一些时间。", |
| "utf-16le", |
| EncoderTrap::Ignore, |
| ) |
| .unwrap(), |
| "utf-16le", |
| ), |
| ( |
| encode( |
| "\u{FEFF}我没有埋怨，磋砣的只是一些时间。", |
| "utf-8", |
| EncoderTrap::Ignore, |
| ) |
| .unwrap(), |
| "utf-8", |
| ), |
| ]; |
|
|
| for (input, expected_encoding) in tests { |
| let result = from_bytes(&input, None); |
| let best_guess = result.get_best(); |
| assert!( |
| best_guess.is_some(), |
| "Detection but with SIG/BOM has failed! Input: {:?}", |
| &input |
| ); |
| assert_eq!( |
| best_guess.unwrap().encoding(), |
| expected_encoding, |
| "Detection but with SIG/BOM is wrongly detected! Input: {:?}", |
| &input |
| ); |
| assert!( |
| best_guess.unwrap().bom(), |
| "The BOM/SIG property should return True. Input: {:?}", |
| &input |
| ); |
| } |
| } |
|
|
| #[test] |
| fn test_obviously_ascii_content() { |
| let tests = [ |
| b"AbAdZ pOoooOlDl mmlDoDkA lldDkeEkddA mpAlkDF".as_slice(), |
| b"g4UsPJdfzNkGW2jwmKDGDilKGKYtpF2X.mx3MaTWL1tL7CNn5U7DeCcodKX7S3lwwJPKNjBT8etY".as_slice(), |
| b"{\"token\": \"g4UsPJdfzNkGW2jwmKDGDilKGKYtpF2X.mx3MaTWL1tL7CNn5U7DeCcodKX7S3lwwJPKNjBT8etY\"}".as_slice(), |
| b"81f4ab054b39cb0e12701e734077d84264308f5fc79494fc5f159fa2ebc07b73c8cc0e98e009664a20986706f90146e8eefcb929ce1f74a8eab21369fdc70198".as_slice(), |
| b"{}".as_slice(), |
| ]; |
|
|
| for input in tests { |
| let result = from_bytes(input, None); |
| let best_guess = result.get_best(); |
| assert!( |
| best_guess.is_some(), |
| "Dead-simple ASCII detection has failed! Input: {:?}", |
| &input |
| ); |
| assert_eq!( |
| best_guess.unwrap().encoding(), |
| "ascii", |
| "Dead-simple ASCII detection is wrongly detected! Input: {:?}", |
| &input |
| ); |
| } |
| } |
|
|
| #[test] |
| fn test_obviously_utf8_content() { |
| let tests = [ |
| "\u{020d}", |
| "héllo world!\n", |
| "我没有埋怨，磋砣的只是一些时间。", |
| "Bсеки човек има право на образование. Oбразованието трябва да бъде безплатно, поне що се отнася до началното и основното образование.", |
| "Bсеки човек има право на образование.", |
| "(° ͜ʖ °), creepy face, smiley 😀", |
| "[\"Financiën\", \"La France\"]", |
| "Qu'est ce que une étoile?", |
| "<?xml ?><c>Financiën</c>", |
| "😀", |
| ]; |
|
|
| for input in tests { |
| let result = from_bytes(input.as_bytes(), None); |
| let best_guess = result.get_best(); |
| assert!( |
| best_guess.is_some(), |
| "Dead-simple UTF-8 detection has failed! Input: {:?}", |
| &input |
| ); |
| assert_eq!( |
| best_guess.unwrap().encoding(), |
| "utf-8", |
| "Dead-simple UTF-8 detection is wrongly detected! Input: {:?}", |
| &input |
| ); |
| } |
| } |
|
|
| #[test] |
| fn test_unicode_ranges_property() { |
| let text = "😀 Hello World! How affairs are going? 😀"; |
| let result = from_bytes(text.as_bytes(), None); |
| let best_guess = result.get_best(); |
| let ur = best_guess.unwrap().unicode_ranges(); |
| assert!(ur.contains(&"Basic Latin".to_string())); |
| assert!(ur.contains(&"Emoticons range(Emoji)".to_string())); |
| } |
|
|
| #[test] |
| fn test_mb_cutting_chk() { |
| let payload = b"\xbf\xaa\xbb\xe7\xc0\xfb \xbf\xb9\xbc\xf6 \xbf\xac\xb1\xb8\xc0\xda\xb5\xe9\xc0\xba \xba\xb9\xc0\xbd\xbc\xad\xb3\xaa ".repeat(128); |
| let mut settings = NormalizerSettings::default(); |
| settings.include_encodings.push(String::from("euc-kr")); |
| let result = from_bytes(payload.as_slice(), Some(settings)); |
| let best_guess = result.get_best().unwrap(); |
| assert_eq!(result.len(), 1); |
| assert_eq!(best_guess.encoding(), "euc-kr"); |
| } |
|
|
