servo/tests/unit/style/parsing/transition_property.rs
2017-06-15 13:03:23 +02:00

97 lines
4.6 KiB
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use parsing::parse;
use servo_atoms::Atom;
use style::properties::animated_properties::TransitionProperty;
use style::properties::longhands::transition_property;
use style::properties::shorthands::transition;
use style::values::CustomIdent;
use style_traits::ToCss;
#[test]
fn test_longhand_properties() {
assert_roundtrip_with_context!(transition_property::parse, "margin-left");
assert_roundtrip_with_context!(transition_property::parse, "background-color");
assert_roundtrip_with_context!(transition_property::parse, "width");
assert_roundtrip_with_context!(transition_property::parse, "transition-duration");
assert_roundtrip_with_context!(transition_property::parse, "unsupported-property");
assert_roundtrip_with_context!(transition_property::parse, "-other-unsupported-property");
assert_roundtrip_with_context!(transition_property::parse, "--var");
assert_eq!(
parse_longhand!(transition_property, "margin-left, transition-delay, width, --var"),
transition_property::SpecifiedValue(vec![
TransitionProperty::MarginLeft,
TransitionProperty::Unsupported(CustomIdent(Atom::from("transition-delay"))),
TransitionProperty::Width,
TransitionProperty::Unsupported(CustomIdent(Atom::from("--var"))),
])
);
assert!(parse(transition_property::parse, ".width").is_err());
assert!(parse(transition_property::parse, "1width").is_err());
assert!(parse(transition_property::parse, "- ").is_err());
}
#[test]
fn test_shorthand_properties() {
assert_roundtrip_with_context!(transition_property::parse, "margin");
assert_roundtrip_with_context!(transition_property::parse, "background");
assert_roundtrip_with_context!(transition_property::parse, "border-bottom");
assert_eq!(parse_longhand!(transition_property, "margin, background"),
transition_property::SpecifiedValue(
vec![TransitionProperty::Margin,
TransitionProperty::Background]));
}
#[test]
fn test_keywords() {
assert_roundtrip_with_context!(transition_property::parse, "all");
assert_roundtrip_with_context!(transition_property::parse, "none");
assert_eq!(parse_longhand!(transition_property, "all"),
transition_property::SpecifiedValue(vec![TransitionProperty::All]));
assert_eq!(parse_longhand!(transition_property, "width, all"),
transition_property::SpecifiedValue(vec![TransitionProperty::Width,
TransitionProperty::All]));
// Using CSS Wide Keyword or none in the list will get the syntax invalid.
// Note: Only "none" alone is valid.
assert!(parse(transition_property::parse, "none").is_ok());
assert_eq!(parse_longhand!(transition_property, "none"),
transition_property::SpecifiedValue(vec![]));
assert!(parse(transition_property::parse, "inherit").is_err());
assert!(parse(transition_property::parse, "initial").is_err());
assert!(parse(transition_property::parse, "unset").is_err());
assert!(parse(transition_property::parse, "width, none").is_err());
assert!(parse(transition_property::parse, "width, initial").is_err());
assert!(parse(transition_property::parse, "width, inherit").is_err());
assert!(parse(transition_property::parse, "width, unset").is_err());
}
#[test]
fn test_transition_shorthand() {
let result = parse(transition::parse_value, "2s margin-left, 4s background").unwrap();
assert_eq!(result.transition_property,
parse_longhand!(transition_property, "margin-left, background"));
let result = parse(transition::parse_value, "2s margin, 4s all").unwrap();
assert_eq!(result.transition_property,
parse_longhand!(transition_property, "margin, all"));
let result = parse(transition::parse_value, "2s width, 3s --var, 4s background").unwrap();
assert_eq!(result.transition_property,
parse_longhand!(transition_property, "width, --var, background"));
let result = parse(transition::parse_value, "none").unwrap();
assert_eq!(result.transition_property,
parse_longhand!(transition_property, "none"));
assert!(parse(transition::parse_value, "2s width, none").is_err());
assert!(parse(transition::parse_value, "2s width, 2s initial").is_err());
assert!(parse(transition::parse_value, "2s width, 3s unset").is_err());
assert!(parse(transition::parse_value, "2s width, 4s inherit").is_err());
}