2d.line.width.invalid.html (1700B)
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.line.width.invalid</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.line.width.invalid</h1> 10 <p class="desc">Setting lineWidth to invalid values is ignored</p> 11 12 13 <script> 14 var t = async_test("Setting lineWidth to invalid values is ignored"); 15 var t_pass = t.done.bind(t); 16 var t_fail = t.step_func(function(reason) { 17 throw reason; 18 }); 19 t.step(function() { 20 21 var canvas = new OffscreenCanvas(100, 50); 22 var ctx = canvas.getContext('2d'); 23 24 ctx.lineWidth = 1.5; 25 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 26 27 ctx.lineWidth = 1.5; 28 ctx.lineWidth = 0; 29 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 30 31 ctx.lineWidth = 1.5; 32 ctx.lineWidth = -1; 33 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 34 35 ctx.lineWidth = 1.5; 36 ctx.lineWidth = Infinity; 37 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 38 39 ctx.lineWidth = 1.5; 40 ctx.lineWidth = -Infinity; 41 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 42 43 ctx.lineWidth = 1.5; 44 ctx.lineWidth = NaN; 45 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 46 47 ctx.lineWidth = 1.5; 48 ctx.lineWidth = 'string'; 49 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 50 51 ctx.lineWidth = 1.5; 52 ctx.lineWidth = true; 53 _assertSame(ctx.lineWidth, 1, "ctx.lineWidth", "1"); 54 55 ctx.lineWidth = 1.5; 56 ctx.lineWidth = false; 57 _assertSame(ctx.lineWidth, 1.5, "ctx.lineWidth", "1.5"); 58 t.done(); 59 60 }); 61 </script>