| <!DOCTYPE html> |
| <meta charset="UTF-8"> |
| <title>border-image-width interpolation</title> |
| <link rel="help" href="https://drafts.csswg.org/css-backgrounds-3/#border-image-width"> |
| <meta name="assert" content="border-image-width supports animation by computed value"> |
| |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/css/support/interpolation-testcommon.js"></script> |
| |
| <style> |
| .parent { |
| border-image-width: 100px; |
| } |
| .target { |
| width: 80px; |
| height: 80px; |
| background-color: black; |
| display: inline-block; |
| border: 10px; |
| border-image-source: linear-gradient(45deg, red, blue, green); |
| border-image-width: 10px; |
| } |
| .expected { |
| background-color: green; |
| margin-right: 2px; |
| } |
| </style> |
| |
| <body></body> |
| |
| <script> |
| test_interpolation({ |
| property: 'border-image-width', |
| from: neutralKeyframe, |
| to: '20px', |
| }, [ |
| {at: -0.3, expect: '7px'}, |
| {at: 0, expect: '10px'}, |
| {at: 0.3, expect: '13px'}, |
| {at: 0.6, expect: '16px'}, |
| {at: 1, expect: '20px'}, |
| {at: 1.5, expect: '25px'}, |
| {at: 5, expect: '60px'}, |
| {at: 10, expect: '110px'}, |
| ]); |
| test_no_interpolation({ |
| property: 'border-image-width', |
| from: 'initial', |
| to: '20px', |
| }); |
| test_interpolation({ |
| property: 'border-image-width', |
| from: 'inherit', |
| to: '20px', |
| }, [ |
| {at: -0.3, expect: '124px'}, |
| {at: 0, expect: '100px'}, |
| {at: 0.3, expect: '76px'}, |
| {at: 0.6, expect: '52px'}, |
| {at: 1, expect: '20px'}, |
| {at: 1.5, expect: '0px'}, |
| {at: 5, expect: '0px'}, |
| {at: 10, expect: '0px'}, |
| ]); |
| test_no_interpolation({ |
| property: 'border-image-width', |
| from: 'unset', |
| to: '20px', |
| }); |
| test_interpolation({ |
| property: 'border-image-width', |
| from: '0px', |
| to: '20px' |
| }, [ |
| {at: -0.3, expect: '0px'}, // CSS border-image-width can't be negative. |
| {at: 0, expect: '0px'}, |
| {at: 0.3, expect: '6px'}, |
| {at: 0.6, expect: '12px'}, |
| {at: 1, expect: '20px'}, |
| {at: 1.5, expect: '30px'}, |
| {at: 5, expect: '100px'}, |
| {at: 10, expect: '200px'} |
| ]); |
| test_interpolation({ |
| property: 'border-image-width', |
| from: '0%', |
| to: '20%' |
| }, [ |
| {at: -0.3, expect: '0%'}, // CSS border-image-width can't be negative. |
| {at: 0, expect: '0%'}, |
| {at: 0.3, expect: '6%'}, |
| {at: 0.6, expect: '12%'}, |
| {at: 1, expect: '20%'}, |
| {at: 1.5, expect: '30%'}, |
| {at: 5, expect: '100%'}, |
| {at: 10, expect: '200%'} |
| ]); |
| test_interpolation({ |
| property: 'border-image-width', |
| from: '0', |
| to: '20' |
| }, [ |
| {at: -0.3, expect: '0'}, // CSS border-image-width can't be negative. |
| {at: 0, expect: '0'}, |
| {at: 0.3, expect: '6'}, |
| {at: 0.6, expect: '12'}, |
| {at: 1, expect: '20'}, |
| {at: 1.5, expect: '30'}, |
| {at: 5, expect: '100'}, |
| {at: 10, expect: '200'} |
| ]); |
| test_interpolation({ |
| property: 'border-image-width', |
| from: '10px 20% 30 40px', |
| to: '80px 70% 60 50px' |
| }, [ |
| {at: -0.3, expect: '0px 5% 21 37px'}, // CSS border-image-width can't be negative. |
| {at: 0, expect: '10px 20% 30 40px'}, |
| {at: 0.3, expect: '31px 35% 39 43px'}, |
| {at: 0.6, expect: '52px 50% 48 46px'}, |
| {at: 1, expect: '80px 70% 60 50px'}, |
| {at: 1.5, expect: '115px 95% 75 55px'}, |
| {at: 5, expect: '360px 270% 180 90px'}, |
| {at: 10, expect: '710px 520% 330 140px'} |
| ]); |
| test_interpolation({ |
| property: 'border-image-width', |
| from: '10%', |
| to: '20px' |
| }, [ |
| // Percentages are relative to the size of the border image area, which is 120px. |
| {at: -0.3, expect: 'calc(13% + -6px)'}, // Should be parsed as 16px - 6px = 10px |
| {at: 0, expect: '10%'}, // Should be parsed as 12px |
| {at: 0.3, expect: 'calc(7% + 6px)'}, // Should be parsed as 8px + 6px = 14px |
| {at: 0.6, expect: 'calc(4% + 12px)'}, // Should be parsed as 5px + 12px = 17px |
| {at: 1, expect: 'calc(0% + 20px)'}, |
| {at: 1.5, expect: 'calc(-5% + 30px)'}, // Should be parsed as -6px + 30px = 24px |
| ]); |
| test_interpolation({ |
| property: 'border-image-width', |
| from: '10px', |
| to: '20%' |
| }, [ |
| // Percentages are relative to the size of the border image area, which is 120px. |
| {at: -0.3, expect: 'calc(13px + -6%)'}, // Should be parsed as 13px - 7px = 6px |
| {at: 0, expect: 'calc(0% + 10px)'}, |
| {at: 0.3, expect: 'calc(7px + 6%)'}, // Should be parsed as 7px + 7px = 14px |
| {at: 0.6, expect: 'calc(4px + 12%)'}, // Should be parsed as 4px + 14px = 18px |
| {at: 1, expect: '20%'}, // Should be parsed as 24px |
| {at: 1.5, expect: 'calc(-5px + 30%)'}, // Should be parsed as -5px + 36px = 31px |
| ]); |
| |
| test_interpolation({ |
| property: 'border-image-width', |
| from: '10px auto auto 20', |
| to: '110px auto auto 120' |
| }, [ |
| {at: -0.3, expect: ' 0px auto auto 0'}, |
| {at: 0, expect: ' 10px auto auto 20'}, |
| {at: 0.3, expect: ' 40px auto auto 50'}, |
| {at: 0.6, expect: ' 70px auto auto 80'}, |
| {at: 1, expect: '110px auto auto 120'}, |
| {at: 1.5, expect: '160px auto auto 170'}, |
| ]); |
| |
| test_no_interpolation({ |
| property: 'border-image-width', |
| from: '10px auto auto 20', |
| to: '110px auto 120 auto' |
| }); |
| test_no_interpolation({ |
| property: 'border-image-width', |
| from: '10px', |
| to: '20' |
| }); |
| test_no_interpolation({ |
| property: 'border-image-width', |
| from: '10', |
| to: '20px' |
| }); |
| test_no_interpolation({ |
| property: 'border-image-width', |
| from: '10%', |
| to: '20' |
| }); |
| test_no_interpolation({ |
| property: 'border-image-width', |
| from: '10', |
| to: '20%' |
| }); |
| </script> |