ooggss

initial

f0f4f2b 10 months ago

7.59 kB

	use crate::entity::NormalizerSettings;
	use crate::tests::FILES_SAMPLES;
	use crate::utils::*;
	use encoding::DecoderTrap;
	use std::fs::File;
	use std::io::Read;
	use std::path::PathBuf;

	#[test]
	fn test_is_unicode_range_secondary() {
	assert!(!is_unicode_range_secondary("Something"));
	assert!(is_unicode_range_secondary("Extended"));
	}

	#[test]
	fn test_unicode_range() {
	for _ in 1..10 {
	let tests = [
	('a', "Basic Latin"),
	('я', "Cyrillic"),
	('ย', "Thai"),
	('↓', "Arrows"),
	('∅', "Mathematical Operators"),
	('ͽ', "Greek and Coptic"),
	];
	for test in &tests {
	assert_eq!(unicode_range(test.0), Some(test.1));
	}
	}
	}

	#[test]
	fn test_is_ascii() {
	let tests = [
	('a', true),
	('я', false),
	('ย', false),
	('↓', false),
	('7', true),
	];
	for test in &tests {
	assert_eq!(test.0.is_ascii(), test.1);
	}
	}

	#[test]
	fn test_remove_accent() {
	let tests = [('á', 'a'), ('É', 'E'), ('Ǔ', 'U'), ('↓', '↓')];
	for test in &tests {
	assert_eq!(remove_accent(test.0), test.1);
	}
	}

	#[test]
	fn test_range_scan() {
	let test = "aÁ[!Я";
	let res = range_scan(test);
	assert_eq!(res.len(), 3);
	assert!(res.contains("Basic Latin"));
	assert!(res.contains("Latin-1 Supplement"));
	assert!(res.contains("Cyrillic"));
	}

	#[test]
	fn test_is_multi_byte_encoding() {
	let tests = [("utf-8", true), ("ascii", false), ("euc-jp", true)];
	for test in &tests {
	assert_eq!(is_multi_byte_encoding(test.0), test.1);
	}
	}

	#[test]
	fn test_identify_sig_or_bom() {
	let tests = [
	(
	b"\xef\xbb\xbf lol kek".as_slice(),
	Some("utf-8".to_string()),
	),
	(b"lol kek".as_slice(), None),
	];
	for test in &tests {
	assert_eq!(identify_sig_or_bom(test.0).0, test.1);
	}
	}

	#[test]
	fn test_iana_name() {
	let tests = [
	("utf8", Some("utf-8")),
	("csibm866", Some("ibm866")),
	("whatever", None),
	("korean", Some("euc-kr")),
	];
	for test in &tests {
	assert_eq!(iana_name(test.0), test.1);
	}
	}

	#[test]
	fn test_is_cp_similar() {
	let tests = [
	("iso-8859-14", "windows-1254", true),
	("iso-8859-14", "euc-kr", false),
	];
	for test in &tests {
	assert_eq!(is_cp_similar(test.0, test.1), test.2);
	}
	}

	#[test]
	fn test_any_specified_encoding() {
	let tests = [
	(b"<head><meta charset=\"utf8\"".as_slice(), Some("utf-8".to_string())),
	(b"<head coding='korean'> blah".as_slice(), Some("euc-kr".to_string())),
	(
	b"\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x01,\x00\x00\x00\xaf\x08\x06\x00\x00\x00G.\xe3\xb7\x00\x00\x1c\xfdIDATx".as_slice(),
	None,
	),
	(b"<?xml version=\"1.0\" encoding=\"EUC-JP\"?>", Some("euc-jp".to_string())),
	(b"<html><head><meta charset=\"utf-8\"></head></html>", Some("utf-8".to_string())),
	(b"<html><head><meta charset=\"utf-57\"></head></html>", None),
	(b"# coding: utf-8", Some("utf-8".to_string())),
	(b"<?xml version=\"1.0\" encoding=\"UTF-8\"?>", Some("utf-8".to_string())),
	(b"<?xml version=\"1.0\" encoding=\"US-ASCII\"?>", Some("windows-1252".to_string())),
	(b"<html><head><meta charset=WINDOWS-1252></head></html>", Some("windows-1252".to_string())),
	(b"<html><head><meta charset=\"WINDOWS-1256\"></head></html>", Some("windows-1256".to_string())),
	];
	for test in &tests {
	assert_eq!(any_specified_encoding(test.0, 4096), test.1);
	}
	}

	#[test]
	fn test_cp_similarity() {
	let tests = [
	("iso-8859-14", "windows-1254", 0.75, 1.0), // high similarity
	("windows-1250", "windows-1253", 0.5, 0.75), // low similarity
	("iso-8859-14", "euc-kr", 0.0, 0.0), // eur-kr is multi-byte
	];
	for test in &tests {
	let sim = cp_similarity(test.0, test.1);
	assert!(
	sim >= test.2,
	"{} <-> {} found similarity is {}",
	test.0,
	test.1,
	sim
	);
	assert!(
	sim <= test.3,
	"{} <-> {} found similarity is {}",
	test.0,
	test.1,
	sim
	);
	}
	}

	#[test]
	fn test_is_suspiciously_successive_range() {
	let tests = [
	(None, Some("Cyrillic"), true),
	(Some("Cyrillic"), Some("Cyrillic"), false),
	(Some("Latin"), Some("Latin Extended"), false),
	(Some("Emoticons"), Some("Latin Extended"), false),
	(
	Some("Latin"),
	Some("Combining Diacritical Marks Supplement"),
	false,
	),
	(
	Some("Cyrillic Extended-A"),
	Some("Cyrillic Extended-B"),
	false,
	),
	(Some("Hiragana"), Some("Katakana"), false),
	(Some("Hiragana"), Some("CJK Radicals Supplement"), false),
	(
	Some("CJK Radicals Supplement"),
	Some("Alphabetic Presentation Forms"),
	false,
	),
	(Some("CJK Radicals Supplement"), Some("Punctuation"), false),
	(Some("Cyrillic"), Some("Basic Latin"), true),
	(Some("Cyrillic"), Some("Sundanese"), true),
	];
	for test in &tests {
	assert_eq!(
	is_suspiciously_successive_range(test.0, test.1),
	test.2,
	"<= {:?} {:?}",
	test.0,
	test.1,
	);
	}
	}

	#[test]
	fn test_decode_test() {
	let tests = [
	(b"\x61\x52\x6f\x64\x20\x5a\x61\x52\x6f\x64\x20\x5a\xaa\xd8\x80\xd9\x80\xd9\x80\xd9\xb9\xd8\x80\xd9\x80\xd9\x80\xd9\x80\xd9\xaf\xd8\x8a\xd9\x80\xd9\x80\xd9\x84\xd9\xd8\x20\xd9\xa7\xd9\x84\xd9\x80\xd9\x80\xd8\x80\xd9\xaa\xd9\x80\xd9\x80\xd9\x80\xd9\x80\xd9\x88\xd9\x82\xd9\x80\xd9\x80\xd9\x8a\xd9\x80\xd9\x80\xd9\x80\xd8\x80\x20\xaa\x85\xd9\x80\xd9\x80\xd9\x80\xd9\x86\xd9\xd9\x20\xd9\x82\xd9\x80\xd8\x80\xd9\xa8\xd9\x80\xd9\x80\x00\x84".to_vec(), "euc-jp", false),
	(b"\x61\x52\x6f\x64\x20\x5a\x61\x52\x6f\x64\x20\x5a\xaa\xd8".to_vec(), "windows-1251", true),
	];
	for test in &tests {
	let res = decode(&test.0, test.1, DecoderTrap::Strict, true, false);
	assert_eq!(res.is_ok(), test.2);
	}
	}

	#[test]
	fn test_decode_wrong_chunks() {
	// read multibyte files, split to chunks (with non-complete sequences)
	// and decode it without fail
	// The idea is that decode function should ignore errors in the beginning and ending of chunk
	let settings = NormalizerSettings::default();
	for sample in &*FILES_SAMPLES {
	if sample.1.iter().any(\|e\| is_multi_byte_encoding(e)) {
	let mut path = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
	path.push(format!("src/tests/data/samples/{}", sample.0));
	let mut file = File::open(path.to_str().unwrap()).expect("Cannot open file");
	let mut buffer = Vec::new();
	file.read_to_end(&mut buffer).expect("Cannot read file");
	for chunk in buffer.chunks(settings.chunk_size) {
	let status = decode(
	chunk,
	sample.1.first().unwrap(),
	DecoderTrap::Strict,
	true,
	true,
	);
	assert!(
	status.is_ok(),
	"Decode error for sample {}, {}",
	sample.0,
	status.unwrap_err()
	);
	}
	}
	}
	}