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>
---
 .../fullscreen/browser_fullscreen_from_minimize.js | 82 ++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 browser/base/content/test/fullscreen/browser_fullscreen_from_minimize.js

(limited to 'browser/base/content/test/fullscreen/browser_fullscreen_from_minimize.js')

diff --git a/browser/base/content/test/fullscreen/browser_fullscreen_from_minimize.js b/browser/base/content/test/fullscreen/browser_fullscreen_from_minimize.js
new file mode 100644
index 0000000000..c4ef8fe642
--- /dev/null
+++ b/browser/base/content/test/fullscreen/browser_fullscreen_from_minimize.js
@@ -0,0 +1,82 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// This test checks whether fullscreen windows can transition to minimized windows,
+// and back again. This is sometimes not directly supported by the OS widgets. For
+// example, in macOS, the minimize button is greyed-out in the title bar of
+// fullscreen windows, making this transition impossible for users to initiate.
+// Still, web APIs do allow arbitrary combinations of window calls, and this test
+// exercises some of those combinations.
+
+const restoreWindowToNormal = async () => {
+  // Get the window to normal state by calling window.restore(). This may take
+  // multiple attempts since a call to restore could bring the window to either
+  // NORMAL or MAXIMIZED state.
+  while (window.windowState != window.STATE_NORMAL) {
+    info(
+      `Calling window.restore(), to try to reach "normal" state ${window.STATE_NORMAL}.`
+    );
+    let promiseSizeModeChange = BrowserTestUtils.waitForEvent(
+      window,
+      "sizemodechange"
+    );
+    window.restore();
+    await promiseSizeModeChange;
+    info(`Window reached state ${window.windowState}.`);
+  }
+};
+
+add_task(async function () {
+  registerCleanupFunction(function () {
+    window.restore();
+  });
+
+  // We reuse these variables to create new promises for each transition.
+  let promiseSizeModeChange;
+  let promiseFullscreen;
+
+  await restoreWindowToNormal();
+  ok(!window.fullScreen, "Window should not be fullscreen at start of test.");
+
+  // Get to fullscreen.
+  info("Requesting fullscreen.");
+  promiseFullscreen = document.documentElement.requestFullscreen();
+  await promiseFullscreen;
+  ok(window.fullScreen, "Window should be fullscreen before being minimized.");
+
+  // Transition between fullscreen and minimize states.
+  info("Requesting minimize on a fullscreen window.");
+  promiseSizeModeChange = BrowserTestUtils.waitForEvent(
+    window,
+    "sizemodechange"
+  );
+  window.minimize();
+  await promiseSizeModeChange;
+  is(
+    window.windowState,
+    window.STATE_MINIMIZED,
+    "Window should be minimized after fullscreen."
+  );
+
+  // Whether or not the previous transition worked, restore the window
+  // and then minimize it.
+  await restoreWindowToNormal();
+
+  info("Requesting minimize on a normal window.");
+  promiseSizeModeChange = BrowserTestUtils.waitForEvent(
+    window,
+    "sizemodechange"
+  );
+  window.minimize();
+  await promiseSizeModeChange;
+  is(
+    window.windowState,
+    window.STATE_MINIMIZED,
+    "Window should be minimized before fullscreen."
+  );
+
+  info("Requesting fullscreen on a minimized window.");
+  promiseFullscreen = document.documentElement.requestFullscreen();
+  await promiseFullscreen;
+  ok(window.fullScreen, "Window should be fullscreen after being minimized.");
+});
-- 
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