third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-strokeText-zeroSizeGradient.js

   1 description("Series of tests to ensure that strokeText() paints nothing on canvas when the strokeStyle is set to a zero-size gradient.");
   2 var ctx = document.createElement('canvas').getContext('2d');
   3
   4 ctx.fillStyle = '#0f0';
   5 ctx.fillRect(0, 0, 1, 1);
   6
   7 var g = ctx.createLinearGradient(0, 0, 0, 0); // zero-length line (undefined direction);
   8 g.addColorStop(0, '#f00');
   9 g.addColorStop(1, '#f00');
  10 ctx.strokeStyle = g;
  11 ctx.font = '1px sans-serif';
  12 ctx.strokeText("AA", 0, 1);
  13
  14 var imageData = ctx.getImageData(0, 0, 1, 1);
  15 var imgdata = imageData.data;
  16 shouldBe("imgdata[0]", "0");
  17 shouldBe("imgdata[1]", "255");
  18 shouldBe("imgdata[2]", "0");
  19