size-container-writing-mode-change.html (1047B)
1 <!DOCTYPE html> 2 <title>CSS Container Queries Test: size container writing-mode change</title> 3 <link rel="help" href="https://drafts.csswg.org/css-conditional-5/#size-container"> 4 <script src="/resources/testharness.js"></script> 5 <script src="/resources/testharnessreport.js"></script> 6 <script src="support/cq-testcommon.js"></script> 7 <style> 8 #container { 9 container-type: size; 10 width: 500px; 11 height: 300px; 12 } 13 #target { 14 @container (inline-size = 300px) { 15 color: green; 16 } 17 @container (inline-size = 500px) { 18 color: red; 19 } 20 } 21 </style> 22 <div id="container"> 23 <div id="target">Should be green</div> 24 </div> 25 <script> 26 setup(() => assert_implements_size_container_queries()); 27 28 test(() => { 29 assert_equals(getComputedStyle(target).color, "rgb(255, 0, 0)"); 30 }, "Initial horizontal writing-mode"); 31 32 test(() => { 33 container.style.writingMode = "vertical-lr"; 34 assert_equals(getComputedStyle(target).color, "rgb(0, 128, 0)"); 35 }, "Vertical writing-mode changes logical query evaluation"); 36 </script>