| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>Geometry Interfaces: DOMMatrix conversion to and from typed arrays</title> |
| <link href="mailto:cdumez@apple.com" rel="author" title="Chris Dumez"> |
| <link href="https://drafts.fxtf.org/geometry/#dommatrixreadonly" rel="help"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <script> |
| for (let matrix of ["DOMMatrixReadOnly", "DOMMatrix"]) { |
| |
| test(function() { |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat32Array() }, "No parameter"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat32Array(null) }, "Passing null"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat32Array(new Float64Array()) }, "Bad parameter"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat32Array(new Float32Array()) }, "Empty Float32Array"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat32Array(new Float32Array([1, 2])) }, "Float32Array with too few items"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat32Array(new Float32Array([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17])) }, "Float32Array with too many items"); |
| }, matrix + ".fromFloat32Array (error cases)"); |
| |
| test(function() { |
| let matrix2d = window[matrix].fromFloat32Array(new Float32Array([1.5, 2.5, 3.5, 4.5, 5.5, 6.5])); |
| assert_equals(matrix2d.__proto__, window[matrix].prototype); |
| assert_equals(matrix2d.toString(), "matrix(1.5, 2.5, 3.5, 4.5, 5.5, 6.5)"); |
| |
| let matrix3d = window[matrix].fromFloat32Array(new Float32Array([1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5, 16.5])); |
| assert_equals(matrix3d.__proto__, window[matrix].prototype); |
| assert_equals(matrix3d.toString(), "matrix3d(1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5, 16.5)"); |
| }, matrix + ".fromFloat32Array"); |
| |
| test(function() { |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat64Array() }, "No parameter"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat64Array(null) }, "Passing null"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat64Array(new Float32Array()) }, "Bad parameter"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat64Array(new Float64Array()) }, "Empty Float64Array"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat64Array(new Float64Array([1, 2])) }, "Float64Array with too few items"); |
| assert_throws_js(TypeError, () => { window[matrix].fromFloat64Array(new Float64Array([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17])) }, "Float64Array with too many items"); |
| }, matrix + ".fromFloat64Array (error cases)"); |
| |
| test(function() { |
| let matrix2d = window[matrix].fromFloat64Array(new Float64Array([1.5, 2.5, 3.5, 4.5, 5.5, 6.5])); |
| assert_equals(matrix2d.__proto__, window[matrix].prototype); |
| assert_equals(matrix2d.toString(), "matrix(1.5, 2.5, 3.5, 4.5, 5.5, 6.5)"); |
| |
| let matrix3d = window[matrix].fromFloat64Array(new Float64Array([1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5, 16.5])); |
| assert_equals(matrix3d.__proto__, window[matrix].prototype); |
| assert_equals(matrix3d.toString(), "matrix3d(1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5, 16.5)"); |
| }, matrix + ".fromFloat64Array"); |
| |
| } |
| |
| test(function() { |
| let matrix2d = new DOMMatrixReadOnly([1.5, 2.5, 3.5, 4.5, 5.5, 6.5]); |
| let array32 = matrix2d.toFloat32Array(); |
| assert_equals(array32.__proto__, Float32Array.prototype); |
| assert_equals(array32.length, 16); |
| assert_equals(array32.toString(), "1.5,2.5,0,0,3.5,4.5,0,0,0,0,1,0,5.5,6.5,0,1"); |
| |
| let matrix3d = new DOMMatrixReadOnly([1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5, 16.5]); |
| array32 = matrix3d.toFloat32Array(); |
| assert_equals(array32.__proto__, Float32Array.prototype); |
| assert_equals(array32.length, 16); |
| assert_equals(array32.toString(), "1.5,2.5,3.5,4.5,5.5,6.5,7.5,8.5,9.5,10.5,11.5,12.5,13.5,14.5,15.5,16.5"); |
| assert_equals(matrix3d.toString(), DOMMatrixReadOnly.fromFloat32Array(array32).toString()); |
| }, "DOMMatrixReadonly.toFloat32Array"); |
| |
| test(function() { |
| let matrix2d = new DOMMatrixReadOnly([1.5, 2.5, 3.5, 4.5, 5.5, 6.5]); |
| let array64 = matrix2d.toFloat64Array(); |
| assert_equals(array64.__proto__, Float64Array.prototype); |
| assert_equals(array64.length, 16); |
| assert_equals(array64.toString(), "1.5,2.5,0,0,3.5,4.5,0,0,0,0,1,0,5.5,6.5,0,1"); |
| |
| let matrix3d = new DOMMatrixReadOnly([1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5, 16.5]); |
| array64 = matrix3d.toFloat64Array(); |
| assert_equals(array64.__proto__, Float64Array.prototype); |
| assert_equals(array64.length, 16); |
| assert_equals(array64.toString(), "1.5,2.5,3.5,4.5,5.5,6.5,7.5,8.5,9.5,10.5,11.5,12.5,13.5,14.5,15.5,16.5"); |
| assert_equals(matrix3d.toString(), DOMMatrixReadOnly.fromFloat64Array(array64).toString()); |
| }, "DOMMatrixReadonly.toFloat64Array"); |
| </script> |
| </body> |
| </html> |
