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1 description("Ensure that globalAlpha is applied correctly to text."); | |
2 var canvas = document.createElement('canvas'); | |
3 var ctx = canvas.getContext('2d'); | |
4 ctx.fillStyle = "black"; | |
5 ctx.globalAlpha = 0.5; | |
6 ctx.font = "50px Arial"; | |
7 ctx.fillText("A",50,50); | |
8 var imageData = ctx.getImageData(63, 22, 1, 1); | |
9 var imgdata = imageData.data; | |
10 shouldBeTrue("imgdata[3] == 127 || imgdata[3] == 128"); | |
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