| <!doctype html> |
| <title>@container: inner at-rules</title> |
| <link rel="help" href="https://drafts.csswg.org/css-contain-3/#container-rule"> |
| <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: 100px; |
| height: 100px; |
| } |
| |
| </style> |
| <div id=container> |
| <div id=child></div> |
| </div> |
| |
| <script> |
| setup(() => assert_implements_container_queries()); |
| </script> |
| |
| <style> |
| @container (width: 100px) { |
| @keyframes anim1 { |
| from { --anim1:true; } |
| to { --anim1:true; } |
| } |
| } |
| |
| @container (width: 200px) { |
| @keyframes anim2 { |
| from { --anim2:true; } |
| to { --anim2:true; } |
| } |
| } |
| |
| #child { animation: anim1 10s paused, anim2 10s paused; } |
| </style> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(child).getPropertyValue('--anim1'), 'true'); |
| assert_equals(getComputedStyle(child).getPropertyValue('--anim2'), 'true'); |
| }, '@keyframes is defined regardless of evaluation'); |
| </script> |
| |
| |
| <style> |
| @container (width: 100px) { |
| @property --prop1 { |
| syntax: "<length>"; |
| inherits: false; |
| initial-value: 0px; |
| } |
| } |
| |
| @container (width: 200px) { |
| @property --prop2 { |
| syntax: "<length>"; |
| inherits: false; |
| initial-value: 0px; |
| } |
| } |
| |
| #child { |
| font-size: 20px; |
| --prop1:1em; |
| --prop2:2em; |
| } |
| </style> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(child).getPropertyValue('--prop1'), '20px'); |
| assert_equals(getComputedStyle(child).getPropertyValue('--prop2'), '40px'); |
| }, '@property is defined regardless of evaluation'); |
| </script> |
| |
| |
| <style> |
| @container (width: 100px) { |
| @layer a; |
| } |
| |
| @container (width: 200px) { |
| @layer b; |
| } |
| |
| @layer b { |
| #child { --layer:b; } |
| } |
| |
| @layer a { |
| #child { --layer:a; } |
| } |
| |
| </style> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(child).getPropertyValue('--layer'), 'b'); |
| }, '@layer order respected regardless of evaluation'); |
| </script> |
| |
| |
| <style> |
| @container (width: 100px) { |
| @font-face { |
| font-family: Font1; |
| font-stretch: 50% 200%; |
| src: url(/fonts/Ahem.ttf); |
| } |
| } |
| |
| @container (width: 200px) { |
| @font-face { |
| font-family: Font2; |
| font-stretch: 40% 190%; |
| src: url(/fonts/Ahem.ttf); |
| } |
| } |
| |
| </style> |
| <script> |
| promise_test(async (t) => { |
| const fonts1 = await document.fonts.load("20px Font1"); |
| assert_not_equals(fonts1[0], undefined); |
| assert_equals(fonts1[0].stretch, "50% 200%"); |
| |
| const fonts2 = await document.fonts.load("20px Font2"); |
| assert_not_equals(fonts2[0], undefined); |
| assert_equals(fonts2[0].stretch, "40% 190%"); |
| }, '@font-face is defined regardless of evaluation'); |
| </script> |
| |
| |
| <style> |
| @container (width: 100px) { |
| /* Assumed to be false */ |
| @media (width: 0px) { |
| #child { --media1:true; } |
| } |
| /* Assumed to be true */ |
| @media (min-width: 0px) { |
| #child { --media2:true; } |
| } |
| } |
| |
| /* Same again, but with failing container query. */ |
| @container (width: 200px) { |
| @media (width: 0px) { |
| #child { --media3:true; } |
| } |
| @media (min-width: 0px) { |
| #child { --media4:true; } |
| } |
| } |
| |
| </style> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(child).getPropertyValue('--media1'), ''); |
| assert_equals(getComputedStyle(child).getPropertyValue('--media2'), 'true'); |
| assert_equals(getComputedStyle(child).getPropertyValue('--media3'), ''); |
| assert_equals(getComputedStyle(child).getPropertyValue('--media4'), ''); |
| }, '@media works inside @container'); |
| </script> |
| |
| |
| <style> |
| @container (width: 100px) { |
| @supports (width: 500kg) { |
| #child { --supports1:true; } |
| } |
| @supports (width: 500px) { |
| #child { --supports2:true; } |
| } |
| } |
| |
| /* Same again, but with failing container query. */ |
| @container (width: 200px) { |
| @supports (width: 500kg) { |
| #child { --supports3:true; } |
| } |
| @supports (width: 500px) { |
| #child { --supports4:true; } |
| } |
| } |
| |
| </style> |
| <script> |
| test(() => { |
| assert_equals(getComputedStyle(child).getPropertyValue('--supports1'), ''); |
| assert_equals(getComputedStyle(child).getPropertyValue('--supports2'), 'true'); |
| assert_equals(getComputedStyle(child).getPropertyValue('--supports3'), ''); |
| assert_equals(getComputedStyle(child).getPropertyValue('--supports4'), ''); |
| }, '@supports works inside @container'); |
| </script> |