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1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> | 1 <!DOCTYPE HTML> |
2 <html> | 2 <title>SVGAnimatedBoolean interface - utilizing the preserveAlpha property of SV
GFEConvolveMatrixElement</title> |
3 <head> | 3 <script src="../../resources/testharness.js"></script> |
4 <script src="../../resources/js-test.js"></script> | 4 <script src="../../resources/testharnessreport.js"></script> |
5 </head> | 5 <script> |
6 <body> | 6 test(function() { |
7 <p id="description"></p> | 7 // This test checks the SVGAnimatedBoolean API - utilizing the preserveAlpha p
roperty of SVGFEConvolveMatrixElement. |
8 <div id="console"></div> | 8 |
9 <script src="script-tests/SVGAnimatedBoolean.js"></script> | 9 var convElement = document.createElementNS("http://www.w3.org/2000/svg", "feCo
nvolveMatrix"); |
10 </body> | 10 // Check initial preserveAlpha value. |
11 </html> | 11 assert_false(convElement.preserveAlpha.baseVal); |
| 12 |
| 13 // Set value to true. |
| 14 convElement.preserveAlpha.baseVal = true; |
| 15 assert_true(convElement.preserveAlpha.baseVal); |
| 16 |
| 17 // Caching baseVal in local variable. |
| 18 var baseVal = convElement.preserveAlpha.baseVal; |
| 19 assert_true(baseVal); |
| 20 |
| 21 // Modify local baseVal variable to false. |
| 22 baseVal = false; |
| 23 |
| 24 // Assure that convElement.preserveAlpha has not been changed, but the local b
aseVal variable. |
| 25 assert_false(baseVal); |
| 26 assert_true(convElement.preserveAlpha.baseVal); |
| 27 |
| 28 // Check assigning values of various types. |
| 29 // ECMA-262, 9.2, "ToBoolean" |
| 30 convElement.preserveAlpha.baseVal = convElement.preserveAlpha; |
| 31 assert_true(convElement.preserveAlpha.baseVal); |
| 32 |
| 33 convElement.preserveAlpha.baseVal = null; |
| 34 assert_false(convElement.preserveAlpha.baseVal); |
| 35 |
| 36 convElement.preserveAlpha.baseVal = 'aString'; |
| 37 assert_true(convElement.preserveAlpha.baseVal); |
| 38 |
| 39 convElement.preserveAlpha.baseVal = false; |
| 40 assert_false(convElement.preserveAlpha.baseVal); |
| 41 |
| 42 convElement.preserveAlpha.baseVal = convElement; |
| 43 assert_true(convElement.preserveAlpha.baseVal); |
| 44 }); |
| 45 </script> |
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