2d.gradient.conic.invalid.inputs.worker.js

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /html/canvas/offscreen/fill-and-stroke-styles/2d.gradient.conic.invalid.inputs.worker.html - WPT Dashboard Interop Dashboard

// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.

// OffscreenCanvas test in a worker:2d.gradient.conic.invalid.inputs

// Description:Conic gradient function with invalid inputs

// Note:

importScripts("/resources/testharness.js");

importScripts("/html/canvas/resources/canvas-tests.js");

var t = async_test("Conic gradient function with invalid inputs");

var t_pass = t.done.bind(t);

var t_fail = t.step_func(function(reason) {

    throw reason;

});

t.step(function() {

  var canvas = new OffscreenCanvas(100, 50);

  var ctx = canvas.getContext('2d');

  assert_throws_js(TypeError, function() { ctx.createConicGradient(Infinity, 0, 1); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(-Infinity, 0, 1); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(NaN, 0, 1); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(0, Infinity, 1); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(0, -Infinity, 1); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(0, NaN, 1); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(0, 0, Infinity); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(0, 0, -Infinity); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(0, 0, NaN); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(Infinity, Infinity, 1); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(Infinity, Infinity, Infinity); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(Infinity, 0, Infinity); });

  assert_throws_js(TypeError, function() { ctx.createConicGradient(0, Infinity, Infinity); });

  const g = ctx.createConicGradient(0, 0, 25);

  assert_throws_js(TypeError, function() { g.addColorStop(-Infinity, '#f00'); });

  assert_throws_js(TypeError, function() { g.addColorStop(NaN, '#f00'); });

  assert_throws_dom("SYNTAX_ERR", function() { g.addColorStop(0, -Infinity); });

  assert_throws_dom("SYNTAX_ERR", function() { g.addColorStop(0, NaN); });

  t.done();

});

done();