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// Copyright 2013-2014 The rust-url developers.
//
// 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.
//! Data-driven tests
extern crate rustc_serialize;
extern crate test;
extern crate url;
use rustc_serialize::json::{self, Json};
use url::{Url, quirks};
fn run_parsing(input: String, base: String, expected: Result<ExpectedAttributes, ()>) {
let base = match Url::parse(&base) {
Ok(base) => base,
Err(message) => panic!("Error parsing base {:?}: {}", base, message)
};
let (url, expected) = match (base.join(&input), expected) {
(Ok(url), Ok(expected)) => (url, expected),
(Err(_), Err(())) => return,
(Err(message), Ok(_)) => panic!("Error parsing URL {:?}: {}", input, message),
(Ok(_), Err(())) => panic!("Expected a parse error for URL {:?}", input),
};
url.assert_invariants();
macro_rules! assert_eq {
($expected: expr, $got: expr) => {
{
let expected = $expected;
let got = $got;
assert!(expected == got, "{:?} != {} {:?} for URL {:?}",
got, stringify!($expected), expected, url);
}
}
}
macro_rules! assert_attributes {
($($attr: ident)+) => {
{
$(
assert_eq!(expected.$attr, quirks::$attr(&url));
)+;
}
}
}
assert_attributes!(href protocol username password host hostname port pathname search hash);
if let Some(expected_origin) = expected.origin {
assert_eq!(expected_origin, quirks::origin(&url));
}
}
struct ExpectedAttributes {
href: String,
origin: Option<String>,
protocol: String,
username: String,
password: String,
host: String,
hostname: String,
port: String,
pathname: String,
search: String,
hash: String,
}
trait JsonExt {
fn take(&mut self, key: &str) -> Option<Json>;
fn object(self) -> json::Object;
fn string(self) -> String;
fn take_string(&mut self, key: &str) -> String;
}
impl JsonExt for Json {
fn take(&mut self, key: &str) -> Option<Json> {
self.as_object_mut().unwrap().remove(key)
}
fn object(self) -> json::Object {
if let Json::Object(o) = self { o } else { panic!("Not a Json::Object") }
}
fn string(self) -> String {
if let Json::String(s) = self { s } else { panic!("Not a Json::String") }
}
fn take_string(&mut self, key: &str) -> String {
self.take(key).unwrap().string()
}
}
fn collect_parsing<F: FnMut(String, test::TestFn)>(add_test: &mut F) {
// Copied form https://github.com/w3c/web-platform-tests/blob/master/url/
let mut json = Json::from_str(include_str!("urltestdata.json"))
.expect("JSON parse error in urltestdata.json");
for entry in json.as_array_mut().unwrap() {
if entry.is_string() {
continue // ignore comments
}
let base = entry.take_string("base");
let input = entry.take_string("input");
let expected = if entry.find("failure").is_some() {
Err(())
} else {
Ok(ExpectedAttributes {
href: entry.take_string("href"),
origin: entry.take("origin").map(Json::string),
protocol: entry.take_string("protocol"),
username: entry.take_string("username"),
password: entry.take_string("password"),
host: entry.take_string("host"),
hostname: entry.take_string("hostname"),
port: entry.take_string("port"),
pathname: entry.take_string("pathname"),
search: entry.take_string("search"),
hash: entry.take_string("hash"),
})
};
add_test(format!("{:?} @ base {:?}", input, base),
test::TestFn::dyn_test_fn(move || run_parsing(input, base, expected)));
}
}
fn collect_setters<F>(add_test: &mut F) where F: FnMut(String, test::TestFn) {
let mut json = Json::from_str(include_str!("setters_tests.json"))
.expect("JSON parse error in setters_tests.json");
macro_rules! setter {
($attr: expr, $setter: ident) => {{
let mut tests = json.take($attr).unwrap();
for mut test in tests.as_array_mut().unwrap().drain(..) {
let comment = test.take("comment").map(Json::string).unwrap_or(String::new());
let href = test.take_string("href");
let new_value = test.take_string("new_value");
let name = format!("{:?}.{} = {:?} {}", href, $attr, new_value, comment);
let mut expected = test.take("expected").unwrap();
add_test(name, test::TestFn::dyn_test_fn(move || {
let mut url = Url::parse(&href).unwrap();
url.assert_invariants();
let _ = quirks::$setter(&mut url, &new_value);
assert_attributes!(url, expected,
href protocol username password host hostname port pathname search hash);
url.assert_invariants();
}))
}
}}
}
macro_rules! assert_attributes {
($url: expr, $expected: expr, $($attr: ident)+) => {
$(
if let Some(value) = $expected.take(stringify!($attr)) {
assert_eq!(quirks::$attr(&$url), value.string())
}
)+
}
}
setter!("protocol", set_protocol);
setter!("username", set_username);
setter!("password", set_password);
setter!("hostname", set_hostname);
setter!("host", set_host);
setter!("port", set_port);
setter!("pathname", set_pathname);
setter!("search", set_search);
setter!("hash", set_hash);
}
fn main() {
let mut tests = Vec::new();
{
let mut add_one = |name: String, run: test::TestFn| {
tests.push(test::TestDescAndFn {
desc: test::TestDesc {
name: test::DynTestName(name),
ignore: false,
should_panic: test::ShouldPanic::No,
},
testfn: run,
})
};
collect_parsing(&mut add_one);
collect_setters(&mut add_one);
}
test::test_main(&std::env::args().collect::<Vec<_>>(), tests)
}
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