2d.gradient.interpolate.overlap2.html (1482B)
1 <!DOCTYPE html> 2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> 3 <meta charset="UTF-8"> 4 <title>Canvas test: 2d.gradient.interpolate.overlap2</title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/html/canvas/resources/canvas-tests.js"></script> 8 <link rel="stylesheet" href="/html/canvas/resources/canvas-tests.css"> 9 <body class="show_output"> 10 11 <h1>2d.gradient.interpolate.overlap2</h1> 12 <p class="desc"></p> 13 14 15 <p class="output">Actual output:</p> 16 <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> 17 <p class="output expectedtext">Expected output:<p><img src="/images/green-100x50.png" class="output expected" id="expected" alt=""> 18 <ul id="d"></ul> 19 <script> 20 var t = async_test(""); 21 _addTest(function(canvas, ctx) { 22 23 var g = ctx.createLinearGradient(0, 0, 100, 0); 24 var ps = [ 0, 1/10, 1/4, 1/3, 1/2, 3/4, 1 ]; 25 for (var p = 0; p < ps.length; ++p) 26 { 27 g.addColorStop(ps[p], '#0f0'); 28 for (var i = 0; i < 15; ++i) 29 g.addColorStop(ps[p], '#f00'); 30 g.addColorStop(ps[p], '#0f0'); 31 } 32 ctx.fillStyle = g; 33 ctx.fillRect(0, 0, 100, 50); 34 _assertPixel(canvas, 1,25, 0,255,0,255); 35 _assertPixel(canvas, 30,25, 0,255,0,255); 36 _assertPixel(canvas, 40,25, 0,255,0,255); 37 _assertPixel(canvas, 60,25, 0,255,0,255); 38 _assertPixel(canvas, 80,25, 0,255,0,255); 39 40 }); 41 </script>