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Auto merge of #13886 - AVGP:13837-linear-gradient-tests, r=canaltinova

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Adds parsing test for linear-gradient

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Tests if `linear-gradient` is correctly parsed without `<side-or-corner>` as well as with `to left` and `to right`.

---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix #13837 (github issue number if applicable).

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- [X] There are tests for these changes OR
- [ ] These changes do not require tests because _____

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bors-servo 2016-10-30 14:45:09 -05:00 • committed by GitHub
commit f7b0ef343a
1 changed files with 30 additions and 0 deletions
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30
tests/unit/style/parsing/image.rs
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@ -9,6 +9,36 @@ use style::stylesheets::Origin;
use style::values::specified::image::*;
use url::Url;
#[test]
fn test_linear_gradient() {
// Parsing from the right
assert_roundtrip_with_context!(Image::parse, "linear-gradient(to left, red, green)",
"linear-gradient(4.712389rad, red, green)");
// Parsing from the left
assert_roundtrip_with_context!(Image::parse, "linear-gradient(to right, red, green)",
"linear-gradient(1.5707964rad, red, green)");
// Parsing with two values for <side-or-corner>
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)");
// Parsing with more than two entries in <color-stop-list>
assert_roundtrip_with_context!(Image::parse, "linear-gradient(red, yellow, green)",
"linear-gradient(3.1415927rad, red, yellow, green)");
// Parsing with percentage in the <color-stop-list>
assert_roundtrip_with_context!(Image::parse, "linear-gradient(red, green, yellow 50%)",
"linear-gradient(3.1415927rad, red, green, yellow 50%)");
// Parsing without <angle> and <side-or-corner>
assert_roundtrip_with_context!(Image::parse, "linear-gradient(red, green)",
"linear-gradient(3.1415927rad, red, green)");
}
#[test]
fn test_radial_gradient() {
// Parsing with all values