| <!DOCTYPE html> |
| <title>CSS Container Queries Test: size container writing-mode change</title> |
| <link rel="help" href="https://drafts.csswg.org/css-conditional-5/#size-container"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="support/cq-testcommon.js"></script> |
| <style> |
| #container { |
| container-type: size; |
| width: 500px; |
| height: 300px; |
| } |
| #target { |
| @container (inline-size = 300px) { |
| color: green; |
| } |
| @container (inline-size = 500px) { |
| color: red; |
| } |
| } |
| </style> |
| <div id="container"> |
| <div id="target">Should be green</div> |
| </div> |
| <script> |
| setup(() => assert_implements_size_container_queries()); |
| |
| test(() => { |
| assert_equals(getComputedStyle(target).color, "rgb(255, 0, 0)"); |
| }, "Initial horizontal writing-mode"); |
| |
| test(() => { |
| container.style.writingMode = "vertical-lr"; |
| assert_equals(getComputedStyle(target).color, "rgb(0, 128, 0)"); |
| }, "Vertical writing-mode changes logical query evaluation"); |
| </script> |
