2d.text.measure.width.basic.html (1192B)
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>OffscreenCanvas test: 2d.text.measure.width.basic</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 9 <h1>2d.text.measure.width.basic</h1> 10 <p class="desc">The width of character is same as font used</p> 11 12 13 <script> 14 promise_test(async t => { 15 16 var canvas = new OffscreenCanvas(100, 50); 17 var ctx = canvas.getContext('2d'); 18 19 var f = new FontFace("CanvasTest", "url('/fonts/CanvasTest.ttf')"); 20 f.load(); 21 document.fonts.add(f); 22 await document.fonts.ready; 23 ctx.font = '50px CanvasTest'; 24 _assertSame(ctx.measureText('A').width, 50, "ctx.measureText('A').width", "50"); 25 _assertSame(ctx.measureText('AA').width, 100, "ctx.measureText('AA').width", "100"); 26 _assertSame(ctx.measureText('ABCD').width, 200, "ctx.measureText('ABCD').width", "200"); 27 28 ctx.font = '100px CanvasTest'; 29 _assertSame(ctx.measureText('A').width, 100, "ctx.measureText('A').width", "100"); 30 31 }, "The width of character is same as font used"); 32 </script>