From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/media/autoplay/test/browser/head.js | 149 ++++++++++++++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 dom/media/autoplay/test/browser/head.js

(limited to 'dom/media/autoplay/test/browser/head.js')

diff --git a/dom/media/autoplay/test/browser/head.js b/dom/media/autoplay/test/browser/head.js
new file mode 100644
index 0000000000..c84850900a
--- /dev/null
+++ b/dom/media/autoplay/test/browser/head.js
@@ -0,0 +1,149 @@
+/**
+ * Return a web-based URL for a given file based on the testing directory.
+ * @param {String} fileName
+ *        file that caller wants its web-based url
+ * @param {Boolean} crossOrigin [optional]
+ *        if set, then return a url with different origin. The default value is
+ *        false.
+ */
+function GetTestWebBasedURL(fileName, { crossOrigin = false } = {}) {
+  const origin = crossOrigin ? "http://example.org" : "http://example.com";
+  return (
+    getRootDirectory(gTestPath).replace("chrome://mochitests/content", origin) +
+    fileName
+  );
+}
+
+/**
+ * Runs a content script that creates an autoplay video.
+ * @param {browserElement} browser
+ *        the browser to run the script in
+ * @param {object} args
+ *        test case definition, required members
+ *        {
+ *          mode: String, "autoplay attribute" or "call play".
+ *        }
+ */
+function loadAutoplayVideo(browser, args) {
+  return SpecialPowers.spawn(browser, [args], async args => {
+    info("- create a new autoplay video -");
+    let video = content.document.createElement("video");
+    video.id = "v1";
+    video.didPlayPromise = new Promise((resolve, reject) => {
+      video.addEventListener(
+        "playing",
+        e => {
+          video.didPlay = true;
+          resolve();
+        },
+        { once: true }
+      );
+      video.addEventListener(
+        "blocked",
+        e => {
+          video.didPlay = false;
+          resolve();
+        },
+        { once: true }
+      );
+    });
+    if (args.mode == "autoplay attribute") {
+      info("autoplay attribute set to true");
+      video.autoplay = true;
+    } else if (args.mode == "call play") {
+      info("will call play() when reached loadedmetadata");
+      video.addEventListener(
+        "loadedmetadata",
+        e => {
+          video.play().then(
+            () => {
+              info("video play() resolved");
+            },
+            () => {
+              info("video play() rejected");
+            }
+          );
+        },
+        { once: true }
+      );
+    } else {
+      ok(false, "Invalid 'mode' arg");
+    }
+    video.src = "gizmo.mp4";
+    content.document.body.appendChild(video);
+  });
+}
+
+/**
+ * Runs a content script that checks whether the video created by
+ * loadAutoplayVideo() started playing.
+ * @param {browserElement} browser
+ *        the browser to run the script in
+ * @param {object} args
+ *        test case definition, required members
+ *        {
+ *          name: String, description of test.
+ *          mode: String, "autoplay attribute" or "call play".
+ *          shouldPlay: boolean, whether video should play.
+ *        }
+ */
+function checkVideoDidPlay(browser, args) {
+  return SpecialPowers.spawn(browser, [args], async args => {
+    let video = content.document.getElementById("v1");
+    await video.didPlayPromise;
+    is(
+      video.didPlay,
+      args.shouldPlay,
+      args.name +
+        " should " +
+        (!args.shouldPlay ? "not " : "") +
+        "be able to autoplay"
+    );
+    video.src = "";
+    content.document.body.remove(video);
+  });
+}
+
+/**
+ * Create a tab that will load the given url, and define an autoplay policy
+ * check function inside the content window in that tab. This function should
+ * only be used when `dom.media.autoplay-policy-detection.enabled` is true.
+ * @param {url} url
+ *        the url which the created tab should load
+ */
+async function createTabAndSetupPolicyAssertFunc(url) {
+  let tab = await BrowserTestUtils.openNewForegroundTab(window.gBrowser, url);
+  await SpecialPowers.spawn(tab.linkedBrowser, [], _ => {
+    content.video = content.document.createElement("video");
+    content.ac = new content.AudioContext();
+    content.assertAutoplayPolicy = ({
+      resultForElementType,
+      resultForElement,
+      resultForContextType,
+      resultForContext,
+    }) => {
+      is(
+        content.navigator.getAutoplayPolicy("mediaelement"),
+        resultForElementType,
+        "getAutoplayPolicy('mediaelement') returns correct value"
+      );
+      is(
+        content.navigator.getAutoplayPolicy(content.video),
+        resultForElement,
+        "getAutoplayPolicy(content.video) returns correct value"
+      );
+      // note, per spec "allowed-muted" won't be used for audio context.
+      is(
+        content.navigator.getAutoplayPolicy("audiocontext"),
+        resultForContextType,
+        "getAutoplayPolicy('audiocontext') returns correct value"
+      );
+      is(
+        content.navigator.getAutoplayPolicy(content.ac),
+        resultForContext,
+        "getAutoplayPolicy(content.ac) returns correct value"
+      );
+    };
+  });
+  return tab;
+}
-- 
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