2d.layer.invalid-calls.beginLayer-save-endLayer.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/canvas/offscreen/layers/2d.layer.invalid-calls.beginLayer-save-endLayer.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

<meta charset="UTF-8">

<title>OffscreenCanvas test: 2d.layer.invalid-calls.beginLayer-save-endLayer</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.invalid-calls.beginLayer-save-endLayer</h1>

<p class="desc">Raises exception on beginLayer() + save() + endLayer().</p>

<script>

test(t => {

  var canvas = new OffscreenCanvas(100, 50);

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

  assert_throws_dom("INVALID_STATE_ERR", function() {

    ctx.beginLayer();

    ctx.save();

    ctx.endLayer();

});

}, "Raises exception on beginLayer() + save() + endLayer().");

</script>