2d.composite.clip.destination-atop.html (1292B)
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.composite.clip.destination-atop</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.composite.clip.destination-atop</h1> 12 <p class="desc">fill() does not affect pixels outside the clip region.</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("fill() does not affect pixels outside the clip region."); 21 _addTest(function(canvas, ctx) { 22 23 ctx.fillStyle = 'rgba(0, 255, 0, 1)'; 24 ctx.fillRect(0, 0, 100, 50); 25 ctx.globalCompositeOperation = 'destination-atop'; 26 ctx.rect(-20, -20, 10, 10); 27 ctx.clip(); 28 ctx.fillStyle = 'rgba(255, 0, 0, 1)'; 29 ctx.fillRect(0, 0, 50, 50); 30 _assertPixel(canvas, 50,25, 0,255,0,255); 31 32 }); 33 </script>