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'use strict';
// Creates a blob URL with the contents of 'message-target.html'. Use the
// blob as an iframe src or a window.open() URL, which creates a same origin
// message target.
async function create_message_target_blob_url(test) {
const html = await create_message_target_html_without_subresources(test);
const blob = new Blob([html], { type: 'text/html' });
return URL.createObjectURL(blob);
}
// Creates a data URI with the contents of 'message-target.html'. Use the
// data URI as an iframe src, which creates a cross origin message target.
async function create_message_target_data_uri(test) {
const iframe_html =
await create_message_target_html_without_subresources(test);
return `data:text/html,${encodeURIComponent(iframe_html)}`;
}
// Constructs a version of 'message-target.html' without any subresources.
// Enables the creation of blob URLs, data URIs and iframe srcdocs re-using
// the contents of 'message-target.html'.
async function create_message_target_html_without_subresources(test) {
const test_helpers_script = await fetch_text('resources/test-helpers.js');
const messaging_helpers_script =
await fetch_text('resources/messaging-helpers.js');
const messaging_serialize_helpers_script =
await fetch_text('resources/messaging-serialize-helpers.js');
const message_target_script =
await fetch_text('resources/message-target.js');
// Get the inline script code from 'message-target.html'.
const iframe = await add_iframe(test, { src: 'resources/message-target.html' });
const iframe_script =
iframe.contentWindow.document.getElementById('inline_script').outerHTML;
iframe.remove();
return '<!DOCTYPE html>' +
`<script>${test_helpers_script}</script>` +
`<script>${messaging_serialize_helpers_script}</script>` +
`<script>${message_target_script}</script>` +
`${iframe_script}`;
}
async function fetch_text(url) {
const response = await fetch(url);
return await response.text();
}