inheritance.sub.html (3749B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>Inheritance of CSS Backgrounds and Borders properties</title> 6 <link rel="help" href="https://drafts.csswg.org/css-backgrounds-3/#property-index"> 7 <link rel="help" href="https://drafts.csswg.org/css-backgrounds-4/#property-index"> 8 <meta name="assert" content="Properties inherit or not according to the spec."> 9 <meta name="assert" content="Properties have initial values according to the spec."> 10 <script src="/resources/testharness.js"></script> 11 <script src="/resources/testharnessreport.js"></script> 12 <script src="/css/support/inheritance-testcommon.js"></script> 13 </head> 14 <body> 15 <div id="reference"></div> 16 <!-- container and target are used by the functions in inheritance-testcommon.js --> 17 <div id="container"> 18 <div id="target"></div> 19 </div> 20 <style> 21 #reference { 22 column-rule-style: dotted; /* Avoid column-rule-width computed style 0px */ 23 column-rule-width: medium; 24 } 25 #container { 26 border-style: solid; /* Avoid border-*-width computed style 0px */ 27 } 28 #target { 29 border-style: solid; /* Avoid border-*-width computed style 0px */ 30 } 31 </style> 32 <script> 33 const transparentColor = 'rgba(0, 0, 0, 0)'; // https://www.w3.org/TR/css-color-3/#transparent 34 const mediumWidth = '3px'; // https://www.w3.org/TR/css-backgrounds-3/#valdef-line-width-medium 35 const currentColor = 'rgb(2, 3, 4)'; 36 container.style.color = currentColor; 37 38 39 // assert_not_inherited accepts: property name, expected initial value, another value the property supports. 40 assert_not_inherited('background-attachment', 'scroll', 'fixed'); 41 assert_not_inherited('background-clip', 'border-box', 'padding-box'); 42 assert_not_inherited('background-color', transparentColor, 'rgb(42, 53, 64)'); 43 assert_not_inherited('background-image', 'none', 'url("https://{{host}}/")'); 44 assert_not_inherited('background-origin', 'padding-box', 'content-box'); 45 assert_not_inherited('background-position', '0% 0%', '10px 20px'); 46 assert_not_inherited('background-position-x', '0%', '10px'); 47 assert_not_inherited('background-position-y', '0%', '20px'); 48 assert_not_inherited('background-repeat', 'repeat', 'space round'); 49 assert_not_inherited('background-size', 'auto', 'contain'); 50 51 assert_not_inherited('border-bottom-color', currentColor, 'rgb(42, 53, 64)'); 52 assert_not_inherited('border-bottom-left-radius', '0px', '5px 7%'); 53 assert_not_inherited('border-bottom-right-radius', '0px', '5px 7%'); 54 assert_not_inherited('border-bottom-style', 'none', 'dashed'); 55 assert_not_inherited('border-bottom-width', mediumWidth, '10px'); 56 57 assert_not_inherited('border-image-outset', '0', '1px 2px 3px 4px'); 58 assert_not_inherited('border-image-repeat', 'stretch', 'repeat round'); 59 assert_not_inherited('border-image-slice', '100%', '1% 2% 3% 4% fill'); 60 assert_not_inherited('border-image-source', 'none', 'url("https://{{host}}/")'); 61 assert_not_inherited('border-image-width', '1', '1px 2px 3px 4px'); 62 63 assert_not_inherited('border-left-color', currentColor, 'rgb(42, 53, 64)'); 64 assert_not_inherited('border-left-style', 'none', 'dashed'); 65 assert_not_inherited('border-left-width', mediumWidth, '10px'); 66 67 assert_not_inherited('border-right-color', currentColor, 'rgb(42, 53, 64)'); 68 assert_not_inherited('border-right-style', 'none', 'dashed'); 69 assert_not_inherited('border-right-width', mediumWidth, '10px'); 70 71 assert_not_inherited('border-top-color', currentColor, 'rgb(42, 53, 64)'); 72 assert_not_inherited('border-top-left-radius', '0px', '5px 7%'); 73 assert_not_inherited('border-top-right-radius', '0px', '5px 7%'); 74 assert_not_inherited('border-top-style', 'none', 'dashed'); 75 assert_not_inherited('border-top-width', mediumWidth, '10px'); 76 77 assert_not_inherited('box-shadow', 'none', 'rgb(42, 53, 64) 1px 2px 3px 4px'); 78 </script> 79 </body> 80 </html>