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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/media/test/test_eme_createMediaKeys_iframes.html
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE HTML>
+<html>
+<head>
+ <title>Test creation of MediaKeys in iframes</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+ <script type="text/javascript" src="manifest.js"></script>
+ <script type="text/javascript" src="eme.js"></script>
+</head>
+<body>
+<pre id="test">
+<script class="testbody">
+// Helper functions.
+
+// We take navigator explicitly as an argument to avoid ambiguity in fetching
+// it. This is to avoid issues with the following
+// ```
+// iframe.contentWindow.createMediaKeys = createMediaKeys;
+// await iframe.contentWindow.createMediaKeys();
+// ```
+// If we don't pass a navigator, and just use `navigator` in the function, this
+// ends up being equivalent to
+// ```
+// iframe.contentWindow.createMediaKeys = createMediaKeys;
+// await iframe.contentWindow.createMediaKeys(window.navigator);
+// ```
+// i.e. the function will use the navigator from the global window for the top
+// browsing context, not the iframe's. This would result in the tests not
+// correctly testing within the iframe.
+async function createMediaKeys(aNavigator) {
+ const clearKeyOptions = [
+ {
+ initDataTypes: ["webm"],
+ videoCapabilities: [{ contentType: 'video/webm; codecs="vp9"' }],
+ },
+ ];
+
+ let access = await aNavigator.requestMediaKeySystemAccess(
+ "org.w3.clearkey",
+ clearKeyOptions
+ );
+
+ return access.createMediaKeys();
+}
+// End helper functions.
+
+// These tests check that the following work using different iframe combinations
+// - navigator.requestMediaKeySystem(...) successfully grants access.
+// - the resulting MediaKeySystemAccess object's createMediaKeys() creates
+// MediaKeys as expected.
+
+// Same origin iframe, using src attribute, wait for onload.
+add_task(async () => {
+ info(
+ "Starting same origin iframe, using src attribute, wait for onload test"
+ );
+ let iframe = document.createElement("iframe");
+ let iframeLoadPromise = new Promise(r => {
+ iframe.onload = r;
+ });
+ iframe.src = "file_eme_createMediaKeys.html";
+ document.body.appendChild(iframe);
+ await iframeLoadPromise;
+ info("iframe loaded");
+
+ // Setup our handler for when the iframe messages to tell us if it
+ // created MediaKeys or not.
+ let iframeMessagePromise = new Promise(r => {
+ window.onmessage = message => {
+ is(
+ message.data,
+ "successCreatingMediaKeys",
+ "iframe should have posted us a message saying keys were successfully created"
+ );
+ r();
+ };
+ });
+ // Post a message to the iframe to ask it to try and create media keys.
+ iframe.contentWindow.postMessage("", "*");
+ // Wait until we've got a message back from our iframe.
+ await iframeMessagePromise;
+});
+
+// Same origin iframe, call via JS, wait for onload.
+add_task(async () => {
+ info("Starting same origin iframe, call via JS, wait for onload test");
+ let iframe = document.createElement("iframe");
+ let iframeLoadPromise = new Promise(r => {
+ iframe.onload = r;
+ });
+ iframe.src = ""; // No src iframes are same origin.
+ document.body.appendChild(iframe);
+ await iframeLoadPromise;
+ info("iframe loaded");
+
+ try {
+ iframe.contentWindow.createMediaKeys = createMediaKeys;
+ let mediaKeys = await iframe.contentWindow.createMediaKeys(
+ iframe.contentWindow.navigator
+ );
+ ok(mediaKeys, "Should get media keys");
+ } catch (e) {
+ ok(
+ false,
+ `Should not get any errors while trying to get media keys, got ${e}`
+ );
+ }
+});
+
+// Same origin iframe, call via JS, *do not* wait for onload.
+//
+// Note, sites shouldn't do this, because
+// https://bugzilla.mozilla.org/show_bug.cgi?id=543435
+// means not waiting for onload results in weird behavior, however
+// https://bugzilla.mozilla.org/show_bug.cgi?id=1675360
+// shows sites doing this in the wild because historically this worked in
+// Firefox.
+//
+// Breaking this test case isn't necessarily against any specifications
+// I'm (bryce) aware of, but it will probably break site compat, so be really
+// sure you want to before doing so.
+add_task(async () => {
+ info(
+ "Starting same origin iframe, call via JS, *do not* wait for onload test"
+ );
+ let iframe = document.createElement("iframe");
+ let iframeLoadPromise = new Promise(r => {
+ iframe.onload = r;
+ });
+ iframe.src = ""; // No src iframes are same origin.
+ document.body.appendChild(iframe);
+ info("iframe appended (we're not waiting for load)");
+
+ try {
+ iframe.contentWindow.createMediaKeys = createMediaKeys;
+ let mediaKeys = await iframe.contentWindow.createMediaKeys(
+ iframe.contentWindow.navigator
+ );
+ ok(mediaKeys, "Should get media keys");
+
+ // We await the load to see if they keys persist through the load.
+ // This could fail if gecko internally associates the keys with the
+ // about:blank page that is replaced by the load.
+ await iframeLoadPromise;
+ ok(mediaKeys, "Media keys should still exist after the load");
+ } catch (e) {
+ ok(
+ false,
+ `Should not get any errors while trying to get media keys, got ${e}`
+ );
+ }
+});
+
+// Different origin iframe, using src attribute, wait for onload
+add_task(async () => {
+ info(
+ "Starting different origin iframe, using src attribute, wait for onload test"
+ );
+ let iframe = document.createElement("iframe");
+ let iframeLoadPromise = new Promise(r => {
+ iframe.onload = r;
+ });
+ // Make our iframe cross origin (see build/pgo/server-locations.txt for more
+ // info the url used).
+ iframe.src =
+ "https://w3c-test.org:443/tests/dom/media/test/file_eme_createMediaKeys.html";
+ iframe.allow = "encrypted-media";
+ document.body.appendChild(iframe);
+ await iframeLoadPromise;
+ info("iframe loaded");
+
+ // Setup our handler for when the iframe messages to tell us if it
+ // created MediaKeys or not.
+ let iframeMessagePromise = new Promise(r => {
+ window.onmessage = message => {
+ is(
+ message.data,
+ "successCreatingMediaKeys",
+ "iframe should have posted us a message saying keys were successfully created"
+ );
+ r();
+ };
+ });
+ // Post a message to the iframe to ask it to try and create media keys.
+ iframe.contentWindow.postMessage("", "*");
+ // Wait until we've got a message back from our iframe.
+ await iframeMessagePromise;
+});
+</script>
+</pre>
+</body>
+</html>
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