| <!DOCTYPE html> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <link rel="help" href="https://drafts.csswg.org/css-values-5/#container-progress-func"> |
| <link rel="author" title="[email protected]"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../support/numeric-testcommon.js"></script> |
| <div id="out-of-scope-container"></div> |
| <div id="extra-container"> |
| <div id="outer-container"> |
| <div id="inner-container"> |
| <div id=target></div> |
| </div> |
| </div> |
| </div> |
| <style> |
| :root { |
| font-size: 10px; |
| width: 100vw; |
| height: 100vh; |
| } |
| #out-of-scope-container { |
| container: my-container-3 / size; |
| width: 1px; |
| height: 1px; |
| } |
| #extra-container { |
| container: my-container-2 / size; |
| width: 5051px; |
| height: 1337px; |
| } |
| #outer-container { |
| container: my-container / size; |
| width: 322px; |
| height: 228px; |
| } |
| #inner-container { |
| container-type: size; |
| width: 228px; |
| height: 322px; |
| } |
| #target { |
| font-size: 10px; |
| } |
| </style> |
| <script> |
| |
| // innerWidth and innerHeight have lossy precision, see |
| // https://github.com/w3c/csswg-drafts/issues/5260. |
| let { width, height } = document.documentElement.getBoundingClientRect(); |
| |
| let extraWidth = 5051; |
| let extraHeight = 1337; |
| let innerWidth = 228; |
| let innerHeight = 322; |
| let outerWidth = 322; |
| let outerHeight = 228; |
| |
| // Identity tests |
| test_math_used('container-progress(height, 0px, 1px)', innerHeight, {type:'number'}); |
| test_math_used('container-progress(width of my-container, 0px, 1px)', outerWidth, {type:'number'}); |
| |
| // Nestings |
| test_math_used('container-progress(height, container-progress(height, 0px, 1px) * 1px, container-progress(height, 0px, 1px) * 1px)', '0', {type:'number'}); |
| test_math_used('container-progress(height, container-progress(height, 0px, 1px) * 0.5px, container-progress(height, 0px, 1px) * 1px)', '1', {type:'number'}); |
| test_math_used('container-progress(height, container-progress(width of my-container, 0px, 1px) * 1px, container-progress(height of my-container-2, 0px, 1px) * 1px)', (innerHeight - outerWidth) / (extraHeight - outerWidth), {type:'number'}); |
| |
| // General calculations |
| test_math_used('calc(container-progress(width, 0px, 50px) * 10px + 100px)', (innerWidth / 50 * 10 + 100) + 'px'); |
| test_math_used('calc(container-progress(height, 10px, sign(50px - 500em) * 10px))', (innerHeight - 10) / (-10 - 10), {type:'number'}); |
| test_math_used('calc(container-progress(width of my-container, 0px, 50px) * 10px + 100px)', (outerWidth / 50 * 10 + 100) + 'px'); |
| test_math_used('calc(container-progress(height of my-container, 10px, sign(50px - 500em) * 10px))', (outerHeight - 10) / (-10 - 10), {type:'number'}); |
| |
| // Fallback |
| test_math_used('container-progress(width of non-existing-container, 0px, 1px)', width, {type:'number', msg: 'container-progress() width fallback for non-existing container name'}); |
| test_math_used('container-progress(height of non-existing-container, 0px, 1px)', height, {type:'number', msg: 'container-progress() height fallback for non-existing container names'}); |
| test_math_used('container-progress(width of out-of-scope-container, 0px, 1px)', width, {type:'number', msg: 'container-progress() width fallback for out of scope container'}); |
| test_math_used('container-progress(height of out-of-scope-container, 0px, 1px)', height, {type:'number', msg: 'container-progress() height fallback for out of scope container'}); |
| |
| // Type checking |
| test_math_used('calc(container-progress(width, 0px, 1px) * 1px)', innerWidth + 'px'); |
| test_math_used('calc(container-progress(height of my-container, 0px, 1px) * 1s)', outerHeight + 's', {type:'time'}); |
| test_math_used('calc(container-progress(width of my-container-2, 0px, 1px) * 1deg)', extraWidth + 'deg', {type:'angle', approx:0.001}); |
| </script> |
