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Test Info: Warnings

<!doctype html>
<meta charset="utf-8">
<title>Async Clipboard unsanitized write -> Async Clipboard unsanitized read test</title>
<body>Body needed for</body>
<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/user-activation.js"></script>
'use strict';
// Writes a payload with custom content and checks to ensure the correct data
// was written successfully.
promise_test(async t => {
await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
const dataToWrite = 'Test text.';
const format1 = 'web text/plain';
const format2 = 'text/plain';
const blobInput1 = new Blob([dataToWrite], {type: format1});
const blobInput2 = new Blob([dataToWrite], {type: format2});
// Blob types are automatically converted to lower-case.
assert_equals(blobInput1.type, format1.toLowerCase());
assert_equals(blobInput2.type, format2.toLowerCase());
const clipboardItemInput = new ClipboardItem(
{[format1]: blobInput1, [format2]: blobInput2});
await waitForUserActivation();
await navigator.clipboard.write([clipboardItemInput]);
// Items should be readable on a system clipboard after custom format write.
await waitForUserActivation();
const clipboardItems = await;
assert_equals(clipboardItems.length, 1);
const clipboardItem = clipboardItems[0];
assert_true(clipboardItem instanceof ClipboardItem);
const blobOutput1 = await clipboardItem.getType(format1);
assert_equals(blobOutput1.type, format1);
const data1 = await (new Response(blobOutput1)).text();
assert_equals(data1, dataToWrite);
// These examples use native text formats, so these formats should be
// accessible as text.
await waitForUserActivation();
const textOutput = await navigator.clipboard.readText();
assert_equals(textOutput, dataToWrite);
}, 'Verify write and read unsanitized content to the clipboard given standard and custom formats as input');