image-slice-interpolation-math-functions-tentative.html (1739B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>border-image-slice interpolation with css math functions</title> 6 <link rel="author" title="Daniil Sakhapov" href="mailto:sakhapov@chromium.org"> 7 <link rel="help" href="https://drafts.csswg.org/css-backgrounds/#the-border-image-slice"> 8 <script src="/resources/testharness.js"></script> 9 <script src="/resources/testharnessreport.js"></script> 10 <script src="/css/support/interpolation-testcommon.js"></script> 11 </head> 12 <style> 13 :root { 14 font-size: 10px; 15 } 16 </style> 17 <body> 18 <script> 19 test_interpolation({ 20 property: 'border-image-slice', 21 from: '100', 22 to: 'calc(sign(20rem - 20px) * 180)', 23 }, [ 24 {at: -1, expect: '20'}, 25 {at: 0, expect: '100'}, 26 {at: 0.125, expect: '110'}, 27 {at: 0.875, expect: '170'}, 28 {at: 1, expect: '180'}, 29 {at: 2, expect: '260'} 30 ]); 31 32 test_interpolation({ 33 property: 'border-image-slice', 34 from: '100%', 35 to: 'calc(sign(20rem - 20px) * 180%)', 36 }, [ 37 {at: -1, expect: '20%'}, 38 {at: 0, expect: '100%'}, 39 {at: 0.125, expect: '110%'}, 40 {at: 0.875, expect: '170%'}, 41 {at: 1, expect: '180%'}, 42 {at: 2, expect: '260%'} 43 ]); 44 45 test_interpolation({ 46 property: 'border-image-slice', 47 from: 'calc(sign(20rem - 20px) * 100%)', 48 to: 'calc(progress(10rem, 20px, 100px) * 180%)', 49 }, [ 50 {at: -1, expect: '20%'}, 51 {at: 0, expect: '100%'}, 52 {at: 0.125, expect: '110%'}, 53 {at: 0.875, expect: '170%'}, 54 {at: 1, expect: '180%'}, 55 {at: 2, expect: '260%'} 56 ]); 57 </script> 58 </body> 59 </html>