| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.missingargs</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/canvas-tests.js"></script> |
| |
| <h1>2d.missingargs</h1> |
| <p class="desc">Missing arguments cause TypeError</p> |
| |
| |
| <script> |
| var t = async_test("Missing arguments cause TypeError"); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| assert_throws(new TypeError(), function() { ctx.scale(); }); |
| assert_throws(new TypeError(), function() { ctx.scale(1); }); |
| assert_throws(new TypeError(), function() { ctx.rotate(); }); |
| assert_throws(new TypeError(), function() { ctx.translate(); }); |
| assert_throws(new TypeError(), function() { ctx.translate(0); }); |
| if (ctx.transform) { // (avoid spurious failures, since the aim here is not to test that all features are supported) |
| assert_throws(new TypeError(), function() { ctx.transform(); }); |
| assert_throws(new TypeError(), function() { ctx.transform(1); }); |
| assert_throws(new TypeError(), function() { ctx.transform(1, 0); }); |
| assert_throws(new TypeError(), function() { ctx.transform(1, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.transform(1, 0, 0, 1); }); |
| assert_throws(new TypeError(), function() { ctx.transform(1, 0, 0, 1, 0); }); |
| } |
| if (ctx.setTransform) { |
| assert_throws(new TypeError(), function() { ctx.setTransform(); }); |
| assert_throws(new TypeError(), function() { ctx.setTransform(1); }); |
| assert_throws(new TypeError(), function() { ctx.setTransform(1, 0); }); |
| assert_throws(new TypeError(), function() { ctx.setTransform(1, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.setTransform(1, 0, 0, 1); }); |
| assert_throws(new TypeError(), function() { ctx.setTransform(1, 0, 0, 1, 0); }); |
| } |
| assert_throws(new TypeError(), function() { ctx.createLinearGradient(); }); |
| assert_throws(new TypeError(), function() { ctx.createLinearGradient(0); }); |
| assert_throws(new TypeError(), function() { ctx.createLinearGradient(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.createLinearGradient(0, 0, 1); }); |
| assert_throws(new TypeError(), function() { ctx.createRadialGradient(); }); |
| assert_throws(new TypeError(), function() { ctx.createRadialGradient(0); }); |
| assert_throws(new TypeError(), function() { ctx.createRadialGradient(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.createRadialGradient(0, 0, 1); }); |
| assert_throws(new TypeError(), function() { ctx.createRadialGradient(0, 0, 1, 0); }); |
| assert_throws(new TypeError(), function() { ctx.createRadialGradient(0, 0, 1, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.createPattern(offscreenCanvas); }); |
| assert_throws(new TypeError(), function() { ctx.clearRect(); }); |
| assert_throws(new TypeError(), function() { ctx.clearRect(0); }); |
| assert_throws(new TypeError(), function() { ctx.clearRect(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.clearRect(0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.fillRect(); }); |
| assert_throws(new TypeError(), function() { ctx.fillRect(0); }); |
| assert_throws(new TypeError(), function() { ctx.fillRect(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.fillRect(0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.strokeRect(); }); |
| assert_throws(new TypeError(), function() { ctx.strokeRect(0); }); |
| assert_throws(new TypeError(), function() { ctx.strokeRect(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.strokeRect(0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.moveTo(); }); |
| assert_throws(new TypeError(), function() { ctx.moveTo(0); }); |
| assert_throws(new TypeError(), function() { ctx.lineTo(); }); |
| assert_throws(new TypeError(), function() { ctx.lineTo(0); }); |
| assert_throws(new TypeError(), function() { ctx.quadraticCurveTo(); }); |
| assert_throws(new TypeError(), function() { ctx.quadraticCurveTo(0); }); |
| assert_throws(new TypeError(), function() { ctx.quadraticCurveTo(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.quadraticCurveTo(0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.bezierCurveTo(); }); |
| assert_throws(new TypeError(), function() { ctx.bezierCurveTo(0); }); |
| assert_throws(new TypeError(), function() { ctx.bezierCurveTo(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.bezierCurveTo(0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.bezierCurveTo(0, 0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.bezierCurveTo(0, 0, 0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.arcTo(); }); |
| assert_throws(new TypeError(), function() { ctx.arcTo(0); }); |
| assert_throws(new TypeError(), function() { ctx.arcTo(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.arcTo(0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.arcTo(0, 0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.rect(); }); |
| assert_throws(new TypeError(), function() { ctx.rect(0); }); |
| assert_throws(new TypeError(), function() { ctx.rect(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.rect(0, 0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.arc(); }); |
| assert_throws(new TypeError(), function() { ctx.arc(0); }); |
| assert_throws(new TypeError(), function() { ctx.arc(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.arc(0, 0, 1); }); |
| assert_throws(new TypeError(), function() { ctx.arc(0, 0, 1, 0); }); |
| assert_throws(new TypeError(), function() { ctx.drawImage(); }); |
| assert_throws(new TypeError(), function() { ctx.drawImage(offscreenCanvas); }); |
| assert_throws(new TypeError(), function() { ctx.drawImage(offscreenCanvas, 0); }); |
| // TODO: n >= 3 args on drawImage could be either a valid overload, |
| // or too few for another overload, or too many for another |
| // overload - what should happen? |
| if (ctx.createImageData) { |
| assert_throws(new TypeError(), function() { ctx.createImageData(); }); |
| assert_throws(new TypeError(), function() { ctx.createImageData(1); }); |
| } |
| if (ctx.getImageData) { |
| assert_throws(new TypeError(), function() { ctx.getImageData(); }); |
| assert_throws(new TypeError(), function() { ctx.getImageData(0); }); |
| assert_throws(new TypeError(), function() { ctx.getImageData(0, 0); }); |
| assert_throws(new TypeError(), function() { ctx.getImageData(0, 0, 1); }); |
| } |
| if (ctx.putImageData) { |
| var imgdata = ctx.getImageData(0, 0, 1, 1); |
| assert_throws(new TypeError(), function() { ctx.putImageData(); }); |
| assert_throws(new TypeError(), function() { ctx.putImageData(imgdata); }); |
| assert_throws(new TypeError(), function() { ctx.putImageData(imgdata, 0); }); |
| } |
| var g = ctx.createLinearGradient(0, 0, 0, 0); |
| assert_throws(new TypeError(), function() { g.addColorStop(); }); |
| assert_throws(new TypeError(), function() { g.addColorStop(0); }); |
| |
| t.done(); |
| |
| }); |
| </script> |
