extern crate rustc_serialize;
extern crate test;
#[macro_use] extern crate xml5ever;
use std::collections::{HashSet, HashMap};
use std::ffi::OsStr;
use std::{fs, io, env};
use std::io::BufRead;
use std::iter::repeat;
use std::mem::replace;
use std::path::Path;
use test::{TestDesc, TestDescAndFn, DynTestName, DynTestFn};
use util::find_tests::foreach_xml5lib_test;
use xml5ever::rcdom::*;
use xml5ever::driver::parse_document;
use xml5ever::tendril::TendrilSink;
mod util {
pub mod find_tests;
}
fn parse_tests<It: Iterator<Item=String>>(mut lines: It) -> Vec<HashMap<String, String>> {
let mut tests = vec!();
let mut test = HashMap::new();
let mut key: Option<String> = None;
let mut val = String::new();
macro_rules! finish_val ( () => (
match key.take() {
None => (),
Some(key) => {
assert!(test.insert(key, replace(&mut val, String::new())).is_none());
}
}
));
macro_rules! finish_test ( () => (
if !test.is_empty() {
tests.push(replace(&mut test, HashMap::new()));
}
));
loop {
match lines.next() {
None => break,
Some(line) => {
if line.starts_with("#") {
finish_val!();
if line == "#data" {
finish_test!();
}
key = Some(line[1..].to_string());
} else {
val.push_str(&line);
val.push('\n');
}
}
}
}
finish_val!();
finish_test!();
tests
}
fn serialize(buf: &mut String, indent: usize, handle: Handle) {
buf.push_str("|");
buf.push_str(&repeat(" ").take(indent).collect::<String>());
let node = handle;
match node.data {
NodeData::Document => panic!("should not reach Document"),
NodeData::Doctype { ref name, ref public_id, ref system_id } => {
buf.push_str("<!DOCTYPE ");
buf.push_str(&name);
if !public_id.is_empty() || !system_id.is_empty() {
buf.push_str(&format!(" \"{}\" \"{}\"", public_id, system_id));
}
buf.push_str(">\n");
}
NodeData::Text { ref contents } => {
buf.push_str("\"");
buf.push_str(&contents.borrow());
buf.push_str("\"\n");
}
NodeData::ProcessingInstruction { ref target, ref contents } => {
buf.push_str("<?");
buf.push_str(&target);
buf.push_str(" ");
buf.push_str(&contents);
buf.push_str("?>\n");
}
NodeData::Comment { ref contents } => {
buf.push_str("<!-- ");
buf.push_str(&contents);
buf.push_str(" -->\n");
}
NodeData::Element { ref name, ref attrs, .. } => {
buf.push_str("<");
if name.ns != ns!() {
buf.push_str("{");
buf.push_str(&*name.ns);
buf.push_str("}");
};
if let Some(ref prefix) = name.prefix {
buf.push_str(&*prefix);
buf.push_str(":");
}
buf.push_str(&*name.local);
buf.push_str(">\n");
let mut attrs = attrs.borrow().clone();
attrs.sort_by(|x, y| x.name.local.cmp(&y.name.local));
for attr in attrs.into_iter() {
buf.push_str("|");
buf.push_str(&repeat(" ").take(indent+2).collect::<String>());
if &*attr.name.ns != "" {
buf.push_str("{");
buf.push_str(&*attr.name.ns);
buf.push_str("}");
}
if let Some(attr_prefix) = attr.name.prefix {
buf.push_str(&*attr_prefix);
buf.push_str(":");
}
buf.push_str(&format!("{}=\"{}\"\n",
attr.name.local, attr.value));
}
}
}
for child in node.children.borrow().iter() {
serialize(buf, indent+2, child.clone());
}
}
static IGNORE_SUBSTRS: &'static [&'static str]
= &["<template"];
fn make_xml_test(
tests: &mut Vec<TestDescAndFn>,
ignores: &HashSet<String>,
filename: &str,
idx: usize,
fields: HashMap<String, String>) {
let get_field = |key| {
let field = fields.get(key).expect("missing field");
field.trim_right_matches('\n').to_string()
};
let data = get_field("data");
let expected = get_field("document");
let name = format!("tb: {}-{}", filename, idx);
let ignore = ignores.contains(&name)
|| IGNORE_SUBSTRS.iter().any(|&ig| data.contains(ig));
tests.push(TestDescAndFn {
desc: TestDesc {
ignore: ignore,
.. TestDesc::new(DynTestName(name))
},
testfn: DynTestFn(Box::new(move || {
let mut result = String::new();
let dom = parse_document(RcDom::default(), Default::default())
.one(data.clone());
for child in dom.document.children.borrow().iter() {
serialize(&mut result, 1, child.clone());
}
let len = result.len();
result.truncate(len - 1);
if result != expected {
panic!("\ninput: {}\ngot:\n{}\nexpected:\n{}\n",
data, result, expected);
}
})),
});
}
fn tests(src_dir: &Path, ignores: &HashSet<String>) -> Vec<TestDescAndFn> {
let mut tests = vec!();
foreach_xml5lib_test(src_dir, "tree-construction",
OsStr::new("dat"), |path, file| {
let buf = io::BufReader::new(file);
let lines = buf.lines()
.map(|res| res.ok().expect("couldn't read"));
let data = parse_tests(lines);
for (i, test) in data.into_iter().enumerate() {
make_xml_test(&mut tests, ignores, path.file_name().unwrap().to_str().unwrap(),
i, test);
}
});
tests
}
#[test]
fn run() {
let args: Vec<_> = env::args().collect();
let src_dir = Path::new(env!("CARGO_MANIFEST_DIR"));
let mut ignores = HashSet::new();
if let Ok(f) = fs::File::open(&src_dir.join("data/test/ignore")) {
let r = io::BufReader::new(f);
for ln in r.lines() {
ignores.insert(ln.unwrap().trim_right().to_string());
}
}
test::test_main(&args, tests(src_dir, &ignores));
}