1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/fill-and-stroke-styles/2d.gradient.conic.invalid.inputs.worker.js b/testing/web-platform/tests/html/canvas/offscreen/fill-and-stroke-styles/2d.gradient.conic.invalid.inputs.worker.js
new file mode 100644
index 0000000000..19b603ea75
--- /dev/null
+++ b/testing/web-platform/tests/html/canvas/offscreen/fill-and-stroke-styles/2d.gradient.conic.invalid.inputs.worker.js
@@ -0,0 +1,40 @@
+// 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();