003.html - mozsearch

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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/editing/dnd/canvas/003.html - WPT Dashboard Interop Dashboard

<!doctype html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/resources/testdriver.js"></script>

<script src="/resources/testdriver-vendor.js"></script>

<script src="/resources/testdriver-actions.js"></script>

<script src="../resources/test-helper.js"></script>

<head>

<title>Drag and drop from iframe: dropping block element onto canvas</title>

<style type="text/css">

iframe

  {width:150px;

  height:150px;

  border-style:none;}

</style>

<script>

function paint(color)

  {var canvas = document.querySelector('canvas'),

  c = canvas.getContext('2d');

  c.fillStyle = color;

  c.beginPath();

  c.moveTo(0,0);

  c.lineTo(100,0);

  c.lineTo(100,100);

  c.lineTo(0,100);

  c.closePath();

  c.fill();}

function start(event)

  {event.dataTransfer.effectAllowed = 'copy';

  event.dataTransfer.setData('text/plain', 'green');}

</script>

</head>

<body onload="paint('gray')">

<p><iframe src="003-1.xhtml">Green box</iframe></p>

<p>Drag green box above to the gray canvas below. Canvas should turn green when you drop green box on it.</p>

<p>

  <canvas width="100" height="100" ondragenter="event.preventDefault()" ondragover="return false">Canvas</canvas>

</p>

<script>

async function test(){

  await new Promise(loaded => window.addEventListener("load", loaded));

  const iframe = document.querySelector('iframe');

  const innerDoc = iframe.contentDocument || iframe.contentWindow.document;

  const div = innerDoc.querySelector('div');

  const canvas = document.querySelector('canvas');

  function onDropCallBack(event) {

    paint(event.dataTransfer.getData('text/plain'));

    let style = window.getComputedStyle(canvas);

    let currentColor = "rgba(0, 0, 0, 0)";

    assert_equals(style.getPropertyValue("background-color"), currentColor);

    return true;

  dragDropTest(iframe, canvas, onDropCallBack, 'Dragging the canvas to the bottom iframe should turn it green');

test();

</script>

</body>

</html>