diff options
Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.transferToImageBitmap.html')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.transferToImageBitmap.html | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.transferToImageBitmap.html b/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.transferToImageBitmap.html new file mode 100644 index 0000000000..79c216421f --- /dev/null +++ b/testing/web-platform/tests/html/canvas/offscreen/layers/2d.layer.malformed-operations.transferToImageBitmap.html @@ -0,0 +1,34 @@ +<!DOCTYPE html> +<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> +<title>OffscreenCanvas test: 2d.layer.malformed-operations.transferToImageBitmap</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="/html/canvas/resources/canvas-tests.js"></script> + +<h1>2d.layer.malformed-operations.transferToImageBitmap</h1> +<p class="desc">Check that exceptions are thrown for operations that are malformed while layers are open.</p> + + +<script> +var t = async_test("Check that exceptions are thrown for operations that are malformed while layers are open."); +var t_pass = t.done.bind(t); +var t_fail = t.step_func(function(reason) { + throw reason; +}); +t.step(function() { + + var canvas = new OffscreenCanvas(200, 200); + var ctx = canvas.getContext('2d'); + + // Shouldn't throw on its own. + canvas.transferToImageBitmap(); + // Make sure the exception isn't caused by calling the function twice. + canvas.transferToImageBitmap(); + // Calling again inside a layer should throw. + ctx.beginLayer(); + assert_throws_dom("InvalidStateError", + () => canvas.transferToImageBitmap()); + t.done(); + +}); +</script> |