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Adds scroll-snap-type shorthand property, tests

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This commit is contained in:
Rohit Burra 2016-11-07 09:38:03 +05:30
parent 75d35241db
commit bdedcb9eb4
2 changed files with 83 additions and 0 deletions
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49
tests/unit/style/properties/serialization.rs
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@ -1006,4 +1006,53 @@ mod shorthand_serialization {
);
}
}
mod scroll_snap_type {
pub use super::*;
use style::properties::longhands::scroll_snap_type_x::computed_value::T as ScrollSnapTypeXValue;
#[test]
fn should_serialize_to_empty_string_if_sub_types_not_equal() {
let declarations = vec![
(PropertyDeclaration::ScrollSnapTypeX(DeclaredValue::Value(ScrollSnapTypeXValue::mandatory)),
Importance::Normal),
(PropertyDeclaration::ScrollSnapTypeY(DeclaredValue::Value(ScrollSnapTypeXValue::none)),
Importance::Normal)
];
let block = PropertyDeclarationBlock {
declarations: declarations,
important_count: 0
};
let mut s = String::new();
let x = block.single_value_to_css("scroll-snap-type", &mut s);
assert_eq!(x.is_ok(), true);
assert_eq!(s, "scroll-snap-type: ;");
}
#[test]
fn should_serialize_to_single_value_if_sub_types_are_equal() {
let declarations = vec![
(PropertyDeclaration::ScrollSnapTypeX(DeclaredValue::Value(ScrollSnapTypeXValue::mandatory)),
Importance::Normal),
(PropertyDeclaration::ScrollSnapTypeY(DeclaredValue::Value(ScrollSnapTypeXValue::mandatory)),
Importance::Normal)
];
let block = PropertyDeclarationBlock {
declarations: declarations,
important_count: 0
};
let mut s = String::new();
let x = block.single_value_to_css("scroll-snap-type", &mut s);
assert_eq!(x.is_ok(), true);
assert_eq!(s, "scroll-snap-type: mandatory;");
}
}
}