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Bug 1353628 - Part 2: Add unit tests of parsing transition properties.
MozReview-Commit-ID: K5thA20ORPk
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@ -99,6 +99,7 @@ mod selectors;
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mod supports;
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mod text;
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mod text_overflow;
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mod transition_property;
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mod transition_timing_function;
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mod ui;
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mod value;
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67
tests/unit/style/parsing/transition_property.rs
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67
tests/unit/style/parsing/transition_property.rs
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@ -0,0 +1,67 @@
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use parsing::parse;
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use style::properties::animated_properties::TransitionProperty;
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use style::properties::longhands::transition_property;
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use style::properties::shorthands::transition;
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use style_traits::ToCss;
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#[test]
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fn test_longhand_properties() {
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assert_roundtrip_with_context!(transition_property::parse, "margin-left");
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assert_roundtrip_with_context!(transition_property::parse, "background-color");
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assert_roundtrip_with_context!(transition_property::parse, "width");
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assert_eq!(parse_longhand!(transition_property, "margin-left, width"),
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transition_property::SpecifiedValue(
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vec![TransitionProperty::MarginLeft,
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TransitionProperty::Width]));
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// TODO: If one of the identifiers listed is not a recognized property name or is not an
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// animatable property, the implementation must still start transitions on the animatable
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// properties. Therefore, the parser shouldn't return Err for non-animatable property.
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assert!(parse(transition_property::parse, "transition-duration").is_err());
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}
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#[test]
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fn test_shorthand_properties() {
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assert_roundtrip_with_context!(transition_property::parse, "margin");
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assert_roundtrip_with_context!(transition_property::parse, "background");
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assert_roundtrip_with_context!(transition_property::parse, "border-bottom");
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assert_eq!(parse_longhand!(transition_property, "margin, background"),
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transition_property::SpecifiedValue(
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vec![TransitionProperty::Margin,
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TransitionProperty::Background]));
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}
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#[test]
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fn test_keywords() {
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assert_roundtrip_with_context!(transition_property::parse, "all");
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assert_roundtrip_with_context!(transition_property::parse, "none");
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assert_eq!(parse_longhand!(transition_property, "all"),
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transition_property::SpecifiedValue(vec![TransitionProperty::All]));
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assert_eq!(parse_longhand!(transition_property, "none"),
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transition_property::SpecifiedValue(vec![]));
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assert!(parse(transition_property::parse, "inherit").is_err());
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assert!(parse(transition_property::parse, "initial").is_err());
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}
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#[test]
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fn test_transition_shorthand() {
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let result = parse(transition::parse_value, "2s margin-left, 4s background").unwrap();
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assert_eq!(result.transition_property,
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parse_longhand!(transition_property, "margin-left, background"));
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let result = parse(transition::parse_value, "2s margin, 4s all").unwrap();
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assert_eq!(result.transition_property,
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parse_longhand!(transition_property, "margin, all"));
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let result = parse(transition::parse_value, "none").unwrap();
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assert_eq!(result.transition_property,
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parse_longhand!(transition_property, "none"));
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}
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