| <!DOCTYPE html> |
| <title>Invalidation of viewport units</title> |
| <link rel="help" href="https://drafts.csswg.org/css-values-4/#viewport-relative-lengths"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <style> |
| iframe { |
| width: 200px; |
| height: 100px; |
| } |
| |
| iframe.resize { |
| width: 400px; |
| height: 300px; |
| } |
| </style> |
| |
| <main id=main></main> |
| |
| <script> |
| |
| function test_invalidation_value(value, expected_pre, expected_post) { |
| test((t) => { |
| let iframe = document.createElement('iframe'); |
| main.append(iframe); |
| const doc = iframe.contentDocument; |
| const win = iframe.contentWindow; |
| t.add_cleanup(() => { |
| doc.body.innerHTML = ''; |
| iframe.remove(); |
| }); |
| doc.body.innerHTML = `<div style="height: ${value};"></div>`; |
| let div = doc.querySelector('div'); |
| assert_equals(win.getComputedStyle(div).height, expected_pre); |
| |
| t.add_cleanup(() => { iframe.classList.remove('resize'); }) |
| iframe.classList.add('resize'); |
| assert_equals(win.getComputedStyle(div).height, expected_post); |
| }, `${value} computes to ${expected_post} after frame resize`); |
| } |
| |
| test_invalidation_value('100vw', '200px', '400px'); |
| test_invalidation_value('100vi', '200px', '400px'); |
| test_invalidation_value('100vmax', '200px', '400px'); |
| test_invalidation_value('100svw', '200px', '400px'); |
| test_invalidation_value('100svi', '200px', '400px'); |
| test_invalidation_value('100svmax', '200px', '400px'); |
| test_invalidation_value('100lvw', '200px', '400px'); |
| test_invalidation_value('100lvi', '200px', '400px'); |
| test_invalidation_value('100lvmax', '200px', '400px'); |
| test_invalidation_value('100dvw', '200px', '400px'); |
| test_invalidation_value('100dvi', '200px', '400px'); |
| test_invalidation_value('100dvmax', '200px', '400px'); |
| |
| test_invalidation_value('100vh', '100px', '300px'); |
| test_invalidation_value('100vb', '100px', '300px'); |
| test_invalidation_value('100vmin', '100px', '300px'); |
| test_invalidation_value('100svh', '100px', '300px'); |
| test_invalidation_value('100svb', '100px', '300px'); |
| test_invalidation_value('100svmin', '100px', '300px'); |
| test_invalidation_value('100lvh', '100px', '300px'); |
| test_invalidation_value('100lvb', '100px', '300px'); |
| test_invalidation_value('100lvmin', '100px', '300px'); |
| test_invalidation_value('100dvh', '100px', '300px'); |
| test_invalidation_value('100dvb', '100px', '300px'); |
| test_invalidation_value('100dvmin', '100px', '300px'); |
| |
| </script> |