Move style crate unit tests into the unit_tests crate.

This commit is contained in:
Simon Sapin 2015-04-07 18:13:50 +02:00
parent e27c967f81
commit e5466a34c5
9 changed files with 593 additions and 556 deletions

View file

@ -13,7 +13,7 @@ use values::specified;
#[derive(Debug, PartialEq)]
pub struct MediaQueryList {
media_queries: Vec<MediaQuery>
pub media_queries: Vec<MediaQuery>
}
#[derive(PartialEq, Eq, Copy, Debug)]
@ -71,9 +71,9 @@ pub enum Qualifier {
#[derive(Debug, PartialEq)]
pub struct MediaQuery {
qualifier: Option<Qualifier>,
media_type: MediaQueryType,
expressions: Vec<Expression>,
pub qualifier: Option<Qualifier>,
pub media_type: MediaQueryType,
pub expressions: Vec<Expression>,
}
impl MediaQuery {
@ -230,415 +230,5 @@ impl MediaQueryList {
#[cfg(test)]
mod tests {
use geom::size::TypedSize2D;
use util::geometry::Au;
use stylesheets::{iter_stylesheet_media_rules, iter_stylesheet_style_rules, Stylesheet};
use stylesheets::Origin;
use super::*;
use url::Url;
use values::specified;
use std::borrow::ToOwned;
fn test_media_rule<F>(css: &str, callback: F) where F: Fn(&MediaQueryList, &str) {
let url = Url::parse("http://localhost").unwrap();
let stylesheet = Stylesheet::from_str(css, url, Origin::Author);
let mut rule_count: int = 0;
iter_stylesheet_media_rules(&stylesheet, |rule| {
rule_count += 1;
callback(&rule.media_queries, css);
});
assert!(rule_count > 0);
}
fn media_query_test(device: &Device, css: &str, expected_rule_count: int) {
let url = Url::parse("http://localhost").unwrap();
let ss = Stylesheet::from_str(css, url, Origin::Author);
let mut rule_count: int = 0;
iter_stylesheet_style_rules(&ss, device, |_| rule_count += 1);
assert!(rule_count == expected_rule_count, css.to_owned());
}
#[test]
fn test_mq_empty() {
test_media_rule("@media { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
}
#[test]
fn test_mq_screen() {
test_media_rule("@media screen { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Screen), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media only screen { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Only), css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Screen), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media not screen { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Screen), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
}
#[test]
fn test_mq_print() {
test_media_rule("@media print { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Print), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media only print { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Only), css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Print), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media not print { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Print), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
}
#[test]
fn test_mq_unknown() {
test_media_rule("@media fridge { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Unknown), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media only glass { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Only), css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Unknown), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media not wood { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Unknown), css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
}
#[test]
fn test_mq_all() {
test_media_rule("@media all { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media only all { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Only), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media not all { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
}
#[test]
fn test_mq_or() {
test_media_rule("@media screen, print { }", |list, css| {
assert!(list.media_queries.len() == 2, css.to_owned());
let q0 = &list.media_queries[0];
assert!(q0.qualifier == None, css.to_owned());
assert!(q0.media_type == MediaQueryType::MediaType(MediaType::Screen), css.to_owned());
assert!(q0.expressions.len() == 0, css.to_owned());
let q1 = &list.media_queries[1];
assert!(q1.qualifier == None, css.to_owned());
assert!(q1.media_type == MediaQueryType::MediaType(MediaType::Print), css.to_owned());
assert!(q1.expressions.len() == 0, css.to_owned());
});
}
#[test]
fn test_mq_default_expressions() {
test_media_rule("@media (min-width: 100px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 1, css.to_owned());
match q.expressions[0] {
Expression::Width(Range::Min(w)) => assert!(w == specified::Length::Absolute(Au::from_px(100))),
_ => panic!("wrong expression type"),
}
});
test_media_rule("@media (max-width: 43px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 1, css.to_owned());
match q.expressions[0] {
Expression::Width(Range::Max(w)) => assert!(w == specified::Length::Absolute(Au::from_px(43))),
_ => panic!("wrong expression type"),
}
});
}
#[test]
fn test_mq_expressions() {
test_media_rule("@media screen and (min-width: 100px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Screen), css.to_owned());
assert!(q.expressions.len() == 1, css.to_owned());
match q.expressions[0] {
Expression::Width(Range::Min(w)) => assert!(w == specified::Length::Absolute(Au::from_px(100))),
_ => panic!("wrong expression type"),
}
});
test_media_rule("@media print and (max-width: 43px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Print), css.to_owned());
assert!(q.expressions.len() == 1, css.to_owned());
match q.expressions[0] {
Expression::Width(Range::Max(w)) => assert!(w == specified::Length::Absolute(Au::from_px(43))),
_ => panic!("wrong expression type"),
}
});
test_media_rule("@media fridge and (max-width: 52px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Unknown), css.to_owned());
assert!(q.expressions.len() == 1, css.to_owned());
match q.expressions[0] {
Expression::Width(Range::Max(w)) => assert!(w == specified::Length::Absolute(Au::from_px(52))),
_ => panic!("wrong expression type"),
}
});
}
#[test]
fn test_mq_multiple_expressions() {
test_media_rule("@media (min-width: 100px) and (max-width: 200px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == None, css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 2, css.to_owned());
match q.expressions[0] {
Expression::Width(Range::Min(w)) => assert!(w == specified::Length::Absolute(Au::from_px(100))),
_ => panic!("wrong expression type"),
}
match q.expressions[1] {
Expression::Width(Range::Max(w)) => assert!(w == specified::Length::Absolute(Au::from_px(200))),
_ => panic!("wrong expression type"),
}
});
test_media_rule("@media not screen and (min-width: 100px) and (max-width: 200px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::MediaType(MediaType::Screen), css.to_owned());
assert!(q.expressions.len() == 2, css.to_owned());
match q.expressions[0] {
Expression::Width(Range::Min(w)) => assert!(w == specified::Length::Absolute(Au::from_px(100))),
_ => panic!("wrong expression type"),
}
match q.expressions[1] {
Expression::Width(Range::Max(w)) => assert!(w == specified::Length::Absolute(Au::from_px(200))),
_ => panic!("wrong expression type"),
}
});
}
#[test]
fn test_mq_malformed_expressions() {
test_media_rule("@media (min-width: 100blah) and (max-width: 200px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media screen and (height: 200px) { }", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media (min-width: 30em foo bar) {}", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media not {}", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media not (min-width: 300px) {}", |list, css| {
assert!(list.media_queries.len() == 1, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media , {}", |list, css| {
assert!(list.media_queries.len() == 2, css.to_owned());
let q = &list.media_queries[0];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
let q = &list.media_queries[1];
assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q.media_type == MediaQueryType::All, css.to_owned());
assert!(q.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media screen 4px, print {}", |list, css| {
assert!(list.media_queries.len() == 2, css.to_owned());
let q0 = &list.media_queries[0];
assert!(q0.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q0.media_type == MediaQueryType::All, css.to_owned());
assert!(q0.expressions.len() == 0, css.to_owned());
let q1 = &list.media_queries[1];
assert!(q1.qualifier == None, css.to_owned());
assert!(q1.media_type == MediaQueryType::MediaType(MediaType::Print), css.to_owned());
assert!(q1.expressions.len() == 0, css.to_owned());
});
test_media_rule("@media screen, {}", |list, css| {
assert!(list.media_queries.len() == 2, css.to_owned());
let q0 = &list.media_queries[0];
assert!(q0.qualifier == None, css.to_owned());
assert!(q0.media_type == MediaQueryType::MediaType(MediaType::Screen), css.to_owned());
assert!(q0.expressions.len() == 0, css.to_owned());
let q1 = &list.media_queries[1];
assert!(q1.qualifier == Some(Qualifier::Not), css.to_owned());
assert!(q1.media_type == MediaQueryType::All, css.to_owned());
assert!(q1.expressions.len() == 0, css.to_owned());
});
}
#[test]
fn test_matching_simple() {
let device = Device {
media_type: MediaType::Screen,
viewport_size: TypedSize2D(200.0, 100.0),
};
media_query_test(&device, "@media not all { a { color: red; } }", 0);
media_query_test(&device, "@media not screen { a { color: red; } }", 0);
media_query_test(&device, "@media not print { a { color: red; } }", 1);
media_query_test(&device, "@media unknown { a { color: red; } }", 0);
media_query_test(&device, "@media not unknown { a { color: red; } }", 1);
media_query_test(&device, "@media { a { color: red; } }", 1);
media_query_test(&device, "@media screen { a { color: red; } }", 1);
media_query_test(&device, "@media print { a { color: red; } }", 0);
}
#[test]
fn test_matching_width() {
let device = Device {
media_type: MediaType::Screen,
viewport_size: TypedSize2D(200.0, 100.0),
};
media_query_test(&device, "@media { a { color: red; } }", 1);
media_query_test(&device, "@media (min-width: 50px) { a { color: red; } }", 1);
media_query_test(&device, "@media (min-width: 150px) { a { color: red; } }", 1);
media_query_test(&device, "@media (min-width: 300px) { a { color: red; } }", 0);
media_query_test(&device, "@media screen and (min-width: 50px) { a { color: red; } }", 1);
media_query_test(&device, "@media screen and (min-width: 150px) { a { color: red; } }", 1);
media_query_test(&device, "@media screen and (min-width: 300px) { a { color: red; } }", 0);
media_query_test(&device, "@media not screen and (min-width: 50px) { a { color: red; } }", 0);
media_query_test(&device, "@media not screen and (min-width: 150px) { a { color: red; } }", 0);
media_query_test(&device, "@media not screen and (min-width: 300px) { a { color: red; } }", 1);
media_query_test(&device, "@media (max-width: 50px) { a { color: red; } }", 0);
media_query_test(&device, "@media (max-width: 150px) { a { color: red; } }", 0);
media_query_test(&device, "@media (max-width: 300px) { a { color: red; } }", 1);
media_query_test(&device, "@media screen and (min-width: 50px) and (max-width: 100px) { a { color: red; } }", 0);
media_query_test(&device, "@media screen and (min-width: 250px) and (max-width: 300px) { a { color: red; } }", 0);
media_query_test(&device, "@media screen and (min-width: 50px) and (max-width: 250px) { a { color: red; } }", 1);
media_query_test(&device, "@media not screen and (min-width: 50px) and (max-width: 100px) { a { color: red; } }", 1);
media_query_test(&device, "@media not screen and (min-width: 250px) and (max-width: 300px) { a { color: red; } }", 1);
media_query_test(&device, "@media not screen and (min-width: 50px) and (max-width: 250px) { a { color: red; } }", 0);
media_query_test(&device, "@media not screen and (min-width: 3.1em) and (max-width: 6em) { a { color: red; } }", 1);
media_query_test(&device, "@media not screen and (min-width: 16em) and (max-width: 19.75em) { a { color: red; } }", 1);
media_query_test(&device, "@media not screen and (min-width: 3em) and (max-width: 250px) { a { color: red; } }", 0);
}
#[test]
fn test_matching_invalid() {
let device = Device {
media_type: MediaType::Screen,
viewport_size: TypedSize2D(200.0, 100.0),
};
media_query_test(&device, "@media fridge { a { color: red; } }", 0);
media_query_test(&device, "@media screen and (height: 100px) { a { color: red; } }", 0);
media_query_test(&device, "@media not print and (width: 100) { a { color: red; } }", 0);
}
}