| <!DOCTYPE html> |
| <title>@container: query container name, no query part</title> |
| <link rel="help" href="https://drafts.csswg.org/css-conditional-5/#container-rule"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| #inner { container-name: --foo } |
| #outer { container-name: --bar } |
| #target { |
| --match-foo: no; |
| --match-bar: no; |
| --match-baz: no; |
| } |
| @container --foo { #target { --match-foo: yes; } } |
| @container --bar { #target { --match-bar: yes; } } |
| @container --baz { #target { --match-baz: yes; } } |
| </style> |
| <div id="outer"> |
| <div id="inner"> |
| <div id="target"></div> |
| </div> |
| </div> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(target).getPropertyValue("--match-foo"), "yes"); |
| }, "match closest named container"); |
| |
| test(() => { |
| assert_equals(getComputedStyle(target).getPropertyValue("--match-bar"), "yes"); |
| }, "match ancestor named container"); |
| |
| test(() => { |
| assert_equals(getComputedStyle(target).getPropertyValue("--match-baz"), "no"); |
| }, "no match for unused container name"); |
| </script> |
| |
| <style> |
| @container --in-shadow { |
| #slotted { --match-in-shadow: yes; } |
| } |
| </style> |
| <div id="host" style="container-name: --for-host"> |
| <template shadowrootmode="open"> |
| <style> |
| @container --for-host { |
| #in-shadow { --match-for-host: yes; } |
| } |
| </style> |
| <div style="container-name: --in-shadow"> |
| <div id="in-shadow"></div> |
| <slot></slot> |
| </div> |
| </template> |
| <div id="slotted"></div> |
| </div> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(slotted).getPropertyValue("--match-in-shadow"), "yes"); |
| }, "match named container in shadow"); |
| |
| test(() => { |
| assert_equals(getComputedStyle(host.shadowRoot.querySelector("#in-shadow")).getPropertyValue("--match-for-host"), "yes"); |
| }, "match named container in outer scope"); |
| </script> |
