| <!DOCTYPE html> |
| <meta charset="UTF-8"> |
| <style> |
| .parent { |
| background-size: 100px 100px; |
| } |
| .target { |
| width: 80px; |
| height: 100px; |
| display: inline-block; |
| border: 10px solid black; |
| background-repeat: no-repeat; |
| background-image: url(../resources/stripes-100.png), |
| url(../resources/stripes-100.png), |
| url(../resources/blue-100.png), |
| url(../resources/green-100.png); |
| background-position: left top, right top, left bottom, right bottom; |
| background-size: 10px 10px; |
| } |
| .expected { |
| margin-right: 10px; |
| border-color: green; |
| } |
| </style> |
| <body> |
| <script src="resources/interpolation-test.js"></script> |
| <script> |
| // neutral |
| assertInterpolation({ |
| property: 'background-size', |
| from: neutralKeyframe, |
| to: '20px 20px, 0px 0px', |
| }, [ |
| {at: -0.25, is: ' 7.5px 7.5px, 12.5px 12.5px, 7.5px 7.5px, 12.5px 12.5px'}, |
| {at: 0, is: '10.0px 10.0px, 10.0px 10.0px, 10.0px 10.0px, 10.0px 10.0px'}, |
| {at: 0.25, is: '12.5px 12.5px, 7.5px 7.5px, 12.5px 12.5px, 7.5px 7.5px'}, |
| {at: 0.5, is: '15.0px 15.0px, 5.0px 5.0px, 15.0px 15.0px, 5.0px 5.0px'}, |
| {at: 0.75, is: '17.5px 17.5px, 2.5px 2.5px, 17.5px 17.5px, 2.5px 2.5px'}, |
| {at: 1, is: '20.0px 20.0px, 0.0px 0.0px, 20.0px 20.0px, 0.0px 0.0px'}, |
| {at: 1.25, is: '22.5px 22.5px, 0.0px 0.0px, 22.5px 22.5px, 0.0px 0.0px'}, |
| ]); |
| |
| // initial |
| assertNoInterpolation({ |
| property: 'background-size', |
| from: 'initial', |
| to: '20px 20px, 0px 0px', |
| }); |
| |
| // inherit |
| assertInterpolation({ |
| property: 'background-size', |
| from: 'inherit', |
| to: '20px 20px, 0px 0px', |
| }, [ |
| {at: -0.25, is: '120px 120px, 125px 125px, 120px 120px, 125px 125px'}, |
| {at: 0, is: '100px 100px, 100px 100px, 100px 100px, 100px 100px'}, |
| {at: 0.25, is: ' 80px 80px, 75px 75px, 80px 80px, 75px 75px'}, |
| {at: 0.5, is: ' 60px 60px, 50px 50px, 60px 60px, 50px 50px'}, |
| {at: 0.75, is: ' 40px 40px, 25px 25px, 40px 40px, 25px 25px'}, |
| {at: 1, is: ' 20px 20px, 0px 0px, 20px 20px, 0px 0px'}, |
| {at: 1.25, is: ' 0px 0px, 0px 0px, 0px 0px, 0px 0px'}, |
| ]); |
| |
| // unset |
| assertNoInterpolation({ |
| property: 'background-size', |
| from: 'unset', |
| to: '20px 20px, 0px 0px', |
| }); |
| |
| // Matched keywords in size value list. |
| assertInterpolation({ |
| property: 'background-size', |
| from: '0px auto, 0px 0px, contain, cover', |
| to: '40px auto, 40px 40px, contain, cover', |
| }, [ |
| {at: -0.25, is: ' 0px auto, 0px 0px, contain, cover'}, |
| {at: 0, is: ' 0px auto, 0px 0px, contain, cover'}, |
| {at: 0.25, is: '10px auto, 10px 10px, contain, cover'}, |
| {at: 0.5, is: '20px auto, 20px 20px, contain, cover'}, |
| {at: 0.75, is: '30px auto, 30px 30px, contain, cover'}, |
| {at: 1, is: '40px auto, 40px 40px, contain, cover'}, |
| {at: 1.25, is: '50px auto, 50px 50px, contain, cover'}, |
| ]); |
| |
| // Mismatched keywords in size value list. |
| assertNoInterpolation({ |
| property: 'background-size', |
| from: '0px 0px, 0px 0px, contain, cover', |
| to: '40px 40px, 40px 40px, cover, contain', |
| }); |
| |
| assertNoInterpolation({ |
| property: 'background-size', |
| from: '0px auto, 0px 0px', |
| to: 'auto 40px, 40px 40px', |
| }); |
| |
| // Equal number of size values as background images. |
| assertInterpolation({ |
| property: 'background-size', |
| from: '0px 0px, 0px 0px, 0px 0px, 0px 0px', |
| to: '20px 20px, 40px 40px, 60px 60px, 100px 100px', |
| }, [ |
| {at: -0.25, is: ' 0px 0px, 0px 0px, 0px 0px, 0px 0px'}, |
| {at: 0, is: ' 0px 0px, 0px 0px, 0px 0px, 0px 0px'}, |
| {at: 0.25, is: ' 5px 5px, 10px 10px, 15px 15px, 25px 25px'}, |
| {at: 0.5, is: '10px 10px, 20px 20px, 30px 30px, 50px 50px'}, |
| {at: 0.75, is: '15px 15px, 30px 30px, 45px 45px, 75px 75px'}, |
| {at: 1, is: '20px 20px, 40px 40px, 60px 60px, 100px 100px'}, |
| {at: 1.25, is: '25px 25px, 50px 50px, 75px 75px, 125px 125px'}, |
| ]); |
| |
| // Single size value repeated over background images. |
| assertInterpolation({ |
| property: 'background-size', |
| from: '0px 0px', |
| to: '80px 80px', |
| }, [ |
| {at: -0.25, is: ' 0px 0px, 0px 0px, 0px 0px, 0px 0px'}, |
| {at: 0, is: ' 0px 0px, 0px 0px, 0px 0px, 0px 0px'}, |
| {at: 0.25, is: ' 20px 20px, 20px 20px, 20px 20px, 20px 20px'}, |
| {at: 0.5, is: ' 40px 40px, 40px 40px, 40px 40px, 40px 40px'}, |
| {at: 0.75, is: ' 60px 60px, 60px 60px, 60px 60px, 60px 60px'}, |
| {at: 1, is: ' 80px 80px, 80px 80px, 80px 80px, 80px 80px'}, |
| {at: 1.25, is: '100px 100px, 100px 100px, 100px 100px, 100px 100px'}, |
| ]); |
| |
| assertInterpolation({ |
| property: 'background-size', |
| from: '0px', |
| to: '80px', |
| }, [ |
| {at: -0.25, is: ' 0px, 0px, 0px, 0px'}, |
| {at: 0, is: ' 0px, 0px, 0px, 0px'}, |
| {at: 0.25, is: ' 20px, 20px, 20px, 20px'}, |
| {at: 0.5, is: ' 40px, 40px, 40px, 40px'}, |
| {at: 0.75, is: ' 60px, 60px, 60px, 60px'}, |
| {at: 1, is: ' 80px, 80px, 80px, 80px'}, |
| {at: 1.25, is: '100px, 100px, 100px, 100px'}, |
| ]); |
| |
| // Mismatched numbers of size values. |
| assertInterpolation({ |
| property: 'background-size', |
| from: '0px 0px, 80px 0px', |
| to: '40px 40px, 80px 80px, 0px 80px', |
| }, [ |
| {at: -0.25, is: ' 0px 0px, 80px 0px, 0px 0px, 90px 0px'}, |
| {at: 0, is: ' 0px 0px, 80px 0px, 0px 0px, 80px 0px'}, |
| {at: 0.25, is: '10px 10px, 80px 20px, 0px 20px, 70px 10px'}, |
| {at: 0.5, is: '20px 20px, 80px 40px, 0px 40px, 60px 20px'}, |
| {at: 0.75, is: '30px 30px, 80px 60px, 0px 60px, 50px 30px'}, |
| {at: 1, is: '40px 40px, 80px 80px, 0px 80px, 40px 40px'}, |
| {at: 1.25, is: '50px 50px, 80px 100px, 0px 100px, 30px 50px'}, |
| ]); |
| </script> |
| </body> |