| <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
| <html> |
| <head> |
| <script src="../../resources/js-test-pre.js"></script> |
| </head> |
| <body> |
| <script> |
| description("Series of tests to ensure correct behaviour of calling canvas methods with illegal arguments (Infintiy and NaN)"); |
| |
| var ctx; |
| |
| debug("Test scale."); |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.scale(NaN, 1); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.scale(1, NaN); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.scale(Infinity, 1); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.scale(1, Infinity); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| |
| |
| debug("Test translate."); |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.translate(NaN, 1); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.translate(1, NaN); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.translate(Infinity, 1); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.translate(1, Infinity); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| |
| debug("Test rotate."); |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.rotate(NaN); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| |
| ctx = document.createElement('canvas').getContext('2d'); |
| |
| ctx.rotate(Infinity); |
| ctx.fillStyle = 'green'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var imageData = ctx.getImageData(50, 50, 1, 1); |
| var imgdata = imageData.data; |
| shouldBe("imgdata[0]", "0"); |
| shouldBe("imgdata[1]", "128"); |
| shouldBe("imgdata[2]", "0"); |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
