2d.text.measure.baselines.html (1511B)
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.baselines</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.baselines</h1> 10 <p class="desc">Testing baselines</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 ctx.direction = 'ltr'; 25 ctx.align = 'left' 26 _assertSame(Math.abs(ctx.measureText('A').alphabeticBaseline), 0, "Math.abs(ctx.measureText('A').alphabeticBaseline)", "0"); 27 _assertSame(ctx.measureText('A').ideographicBaseline, 6.25, "ctx.measureText('A').ideographicBaseline", "6.25"); 28 _assertSame(ctx.measureText('A').hangingBaseline, 25, "ctx.measureText('A').hangingBaseline", "25"); 29 30 _assertSame(Math.abs(ctx.measureText('ABCD').alphabeticBaseline), 0, "Math.abs(ctx.measureText('ABCD').alphabeticBaseline)", "0"); 31 _assertSame(ctx.measureText('ABCD').ideographicBaseline, 6.25, "ctx.measureText('ABCD').ideographicBaseline", "6.25"); 32 _assertSame(ctx.measureText('ABCD').hangingBaseline, 25, "ctx.measureText('ABCD').hangingBaseline", "25"); 33 34 }, "Testing baselines"); 35 </script>