2d.fillStyle.CSSRGB.html (1669B)
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.fillStyle.CSSRGB</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.fillStyle.CSSRGB</h1> 10 <p class="desc">CSSRGB works as color input</p> 11 12 13 <script> 14 var t = async_test("CSSRGB works as color input"); 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.fillStyle = new CSSRGB(1, 0, 1); 25 _assertSame(ctx.fillStyle, '#ff00ff', "ctx.fillStyle", "'#ff00ff'"); 26 ctx.fillRect(0, 0, 100, 50); 27 _assertPixel(canvas, 50,25, 255,0,255,255); 28 29 const color = new CSSRGB(0, CSS.percent(50), 0); 30 ctx.fillStyle = color; 31 _assertSame(ctx.fillStyle, '#008000', "ctx.fillStyle", "'#008000'"); 32 ctx.fillRect(0, 0, 100, 50); 33 _assertPixel(canvas, 50,25, 0,128,0,255); 34 color.g = 0; 35 ctx.fillStyle = color; 36 _assertSame(ctx.fillStyle, '#000000', "ctx.fillStyle", "'#000000'"); 37 ctx.fillRect(0, 0, 100, 50); 38 _assertPixel(canvas, 50,25, 0,0,0,255); 39 40 color.alpha = 0; 41 ctx.fillStyle = color; 42 _assertSame(ctx.fillStyle, 'rgba(0, 0, 0, 0)', "ctx.fillStyle", "'rgba(0, 0, 0, 0)'"); 43 ctx.reset(); 44 color.alpha = 0.5; 45 ctx.fillStyle = color; 46 ctx.fillRect(0, 0, 100, 50); 47 _assertPixel(canvas, 50,25, 0,0,0,128); 48 49 color.alpha = 1; 50 color.g = 1; 51 ctx.fillStyle = color; 52 ctx.fillRect(0, 0, 100, 50); 53 t.done(); 54 55 }); 56 </script>