2d.drawImage.zerosource.image.html (1741B)
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.drawImage.zerosource.image</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.drawImage.zerosource.image</h1> 12 <p class="desc">drawImage with zero-sized source rectangle from image draws nothing without exception</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 promise_test(async t => { 21 22 var canvas = document.getElementById('c'); 23 var ctx = canvas.getContext('2d'); 24 25 ctx.fillStyle = '#0f0'; 26 ctx.fillRect(0, 0, 100, 50); 27 28 function loadImage(src) { 29 return new Promise((resolve, reject) => { 30 const img = new Image(); 31 img.onload = () => resolve(img); 32 img.onerror = (err) => reject(err); 33 img.src = src; 34 }); 35 } 36 const img1 = await loadImage('/images/red-zerowidth.svg'); 37 const img2 = await loadImage('/images/red-zeroheight.svg'); 38 const img3 = await loadImage('/images/red-zerosize.svg'); 39 40 ctx.drawImage(img1, 0, 0, 100, 50); 41 ctx.drawImage(img2, 0, 0, 100, 50); 42 ctx.drawImage(img3, 0, 0, 100, 50); 43 _assertPixel(canvas, 50, 25, 0, 255, 0, 255); 44 45 }, "drawImage with zero-sized source rectangle from image draws nothing without exception"); 46 </script>