2d.text.measure.width.basic.worker.js (1023B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.text.measure.width.basic 3 // Description:The width of character is same as font used 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 promise_test(async t => { 10 var canvas = new OffscreenCanvas(100, 50); 11 var ctx = canvas.getContext('2d'); 12 13 var f = new FontFace("CanvasTest", "url('/fonts/CanvasTest.ttf')"); 14 f.load(); 15 self.fonts.add(f); 16 await self.fonts.ready; 17 ctx.font = '50px CanvasTest'; 18 _assertSame(ctx.measureText('A').width, 50, "ctx.measureText('A').width", "50"); 19 _assertSame(ctx.measureText('AA').width, 100, "ctx.measureText('AA').width", "100"); 20 _assertSame(ctx.measureText('ABCD').width, 200, "ctx.measureText('ABCD').width", "200"); 21 22 ctx.font = '100px CanvasTest'; 23 _assertSame(ctx.measureText('A').width, 100, "ctx.measureText('A').width", "100"); 24 }, "The width of character is same as font used"); 25 done();