From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../pdfjs/test/browser_pdfjs_fullscreen.js         | 84 ++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 toolkit/components/pdfjs/test/browser_pdfjs_fullscreen.js

(limited to 'toolkit/components/pdfjs/test/browser_pdfjs_fullscreen.js')

diff --git a/toolkit/components/pdfjs/test/browser_pdfjs_fullscreen.js b/toolkit/components/pdfjs/test/browser_pdfjs_fullscreen.js
new file mode 100644
index 0000000000..d53e4cfa74
--- /dev/null
+++ b/toolkit/components/pdfjs/test/browser_pdfjs_fullscreen.js
@@ -0,0 +1,84 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const RELATIVE_DIR = "toolkit/components/pdfjs/test/";
+const TESTROOT = "https://example.com/browser/" + RELATIVE_DIR;
+
+function waitForFullScreenState(browser, state) {
+  return new Promise(resolve => {
+    let eventReceived = false;
+
+    let observe = (subject, topic, data) => {
+      if (!eventReceived) {
+        return;
+      }
+      Services.obs.removeObserver(observe, "fullscreen-painted");
+      resolve();
+    };
+    Services.obs.addObserver(observe, "fullscreen-painted");
+
+    browser.ownerGlobal.addEventListener(
+      `MozDOMFullscreen:${state ? "Entered" : "Exited"}`,
+      () => {
+        eventReceived = true;
+      },
+      { once: true }
+    );
+  });
+}
+
+/**
+ * Test that we can enter in presentation mode in using the keyboard shortcut
+ * without having to interact with the pdf.
+ */
+add_task(async function test() {
+  let mimeService = Cc["@mozilla.org/mime;1"].getService(Ci.nsIMIMEService);
+  let handlerInfo = mimeService.getFromTypeAndExtension(
+    "application/pdf",
+    "pdf"
+  );
+
+  // Make sure pdf.js is the default handler.
+  is(
+    handlerInfo.alwaysAskBeforeHandling,
+    false,
+    "pdf handler defaults to always-ask is false"
+  );
+  is(
+    handlerInfo.preferredAction,
+    Ci.nsIHandlerInfo.handleInternally,
+    "pdf handler defaults to internal"
+  );
+
+  info("Pref action: " + handlerInfo.preferredAction);
+
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: "about:blank" },
+    async function (browser) {
+      // check that PDF is opened with internal viewer
+      await waitForPdfJSCanvas(browser, `${TESTROOT}file_pdfjs_test.pdf`);
+
+      const fullscreenPromise = waitForFullScreenState(browser, true);
+
+      await SpecialPowers.spawn(browser, [], async function () {
+        const { ContentTaskUtils } = ChromeUtils.importESModule(
+          "resource://testing-common/ContentTaskUtils.sys.mjs"
+        );
+        const EventUtils = ContentTaskUtils.getEventUtils(content);
+        await EventUtils.synthesizeKey(
+          "p",
+          { ctrlKey: true, altKey: true },
+          content
+        );
+      });
+
+      await fullscreenPromise;
+      ok(true, "Should be in fullscreen");
+
+      await SpecialPowers.spawn(browser, [], async function () {
+        const viewer = content.wrappedJSObject.PDFViewerApplication;
+        await viewer.close();
+      });
+    }
+  );
+});
-- 
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