| <!DOCTYPE html> |
| <title>CSS Values Test: getComputedStyle() for linear-gradient() with sibling-index()</title> |
| <link rel="help" href="https://drafts.csswg.org/css-values-5/#tree-counting"> |
| <link rel="help" href="https://drafts.csswg.org/css-values-4/#calc-serialize"> |
| <link rel="help" href="https://drafts.csswg.org/css-images-4/#linear-gradients"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| #t1 { |
| background-image: linear-gradient(white, rgb(0 0 calc(sibling-index() * 200))); |
| } |
| #t2 { |
| background-image: cross-fade(linear-gradient(white, rgb(0 0 calc(sibling-index() * 200))) 40%, rgb(0 0 calc(sibling-index() * 200)) 60%); |
| } |
| #t3 { |
| background-image: image-set(linear-gradient(white, rgb(0 0 calc(sibling-index() * 200))) 1x); |
| } |
| </style> |
| <div> |
| <div id="t1"></div> |
| </div> |
| <div> |
| <div id="t2"></div> |
| </div> |
| <div> |
| <div id="t3"></div> |
| </div> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(t1).backgroundImage, "linear-gradient(rgb(255, 255, 255), rgb(0, 0, 200))"); |
| }, "Check that sibling-index() is resolved in serialization of computed value of linear-gradient()"); |
| |
| test(() => { |
| assert_equals(getComputedStyle(t2).backgroundImage, "cross-fade(linear-gradient(rgb(255, 255, 255), rgb(0, 0, 200)) 40%, rgb(0, 0, 200) 60%)"); |
| }, "Check that sibling-index() is resolved in serialization of computed value of linear-gradient() inside cross-fade()"); |
| |
| test(() => { |
| assert_equals(getComputedStyle(t3).backgroundImage, "image-set(linear-gradient(rgb(255, 255, 255), rgb(0, 0, 200)) 1dppx)"); |
| }, "Check that sibling-index() is resolved in serialization of computed value of linear-gradient() inside image-set()"); |
| </script> |
