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Implement serialization for transform functions.

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Preserve more information from transform function parsing.
Preserve angle unit while parsing.
Simplify SpecifiedMatrix.
Use the write! macro for formatting with a helper called Css.
Implement ToCss for &T if T implements ToCss.
Add some tests and update others.

closes #15194
This commit is contained in:
Pyfisch 2017-04-03 15:19:37 +02:00
parent e2671459cb
commit 480f59c880
8 changed files with 459 additions and 315 deletions
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8
tests/unit/style/parsing/box_.rs
View file

@ -26,3 +26,11 @@ fn test_will_change() {
assert!(parse(will_change::parse, "contents, inherit, initial").is_err());
assert!(parse(will_change::parse, "transform scroll-position").is_err());
}
#[test]
fn test_transform_translate() {
use style::properties::longhands::transform;
assert_roundtrip_with_context!(transform::parse, "translate(2px)");
assert_roundtrip_with_context!(transform::parse, "translate(2px, 5px)");
assert!(parse(transform::parse, "translate(2px foo)").is_err());
}

3
tests/unit/style/parsing/image.rs
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@ -28,8 +28,7 @@ fn test_linear_gradient() {
assert_roundtrip_with_context!(Image::parse, "linear-gradient(to right top, red, green)");
// Parsing with <angle>
assert_roundtrip_with_context!(Image::parse, "linear-gradient(45deg, red, green)",
"linear-gradient(0.7853982rad, red, green)");
assert_roundtrip_with_context!(Image::parse, "linear-gradient(45deg, red, green)");
// Parsing with more than two entries in <color-stop-list>
assert_roundtrip_with_context!(Image::parse, "linear-gradient(red, yellow, green)");

5
tests/unit/style/parsing/inherited_box.rs
View file

@ -9,7 +9,6 @@ use style::stylesheets::Origin;
#[test]
fn image_orientation_longhand_should_parse_properly() {
use std::f32::consts::PI;
use style::properties::longhands::image_orientation;
use style::properties::longhands::image_orientation::SpecifiedValue;
use style::values::specified::Angle;
@ -21,11 +20,11 @@ fn image_orientation_longhand_should_parse_properly() {
assert_eq!(flip, SpecifiedValue { angle: None, flipped: true });
let zero = parse_longhand!(image_orientation, "0deg");
assert_eq!(zero, SpecifiedValue { angle: Some(Angle::from_radians(0.0)), flipped: false });
assert_eq!(zero, SpecifiedValue { angle: Some(Angle::from_degrees(0.0)), flipped: false });
let negative_rad = parse_longhand!(image_orientation, "-1rad");
assert_eq!(negative_rad, SpecifiedValue { angle: Some(Angle::from_radians(-1.0)), flipped: false });
let flip_with_180 = parse_longhand!(image_orientation, "180deg flip");
assert_eq!(flip_with_180, SpecifiedValue { angle: Some(Angle::from_radians(PI)), flipped: true });
assert_eq!(flip_with_180, SpecifiedValue { angle: Some(Angle::from_degrees(180.0)), flipped: true });
}