// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
function doSendMessage(message) {
return new Promise(resolve => {
chrome.runtime.sendMessage(chrome.runtime.id, message, {}, resolve);
});
}
// This is the content script part of testBlobUrlFromContentScript(). We ask the
// background page to generate a blob:chrome-extension:// URL, then fetch() it
// here in the content script, and pass the response back to the background
// page, which passes the test if we were able to successfully fetch the blob.
doSendMessage('kindly_reply_with_blob_url')
.then(blob_url_from_background_page => fetch(blob_url_from_background_page))
.then(http_response_from_fetch => http_response_from_fetch.text())
.then(blob_contents_as_text => doSendMessage(blob_contents_as_text))
.catch(error => doSendMessage(error));