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>
---
 .../test/browser/browser_taskbar_preview.js        | 129 +++++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 browser/modules/test/browser/browser_taskbar_preview.js

(limited to 'browser/modules/test/browser/browser_taskbar_preview.js')

diff --git a/browser/modules/test/browser/browser_taskbar_preview.js b/browser/modules/test/browser/browser_taskbar_preview.js
new file mode 100644
index 0000000000..89892e38dd
--- /dev/null
+++ b/browser/modules/test/browser/browser_taskbar_preview.js
@@ -0,0 +1,129 @@
+function test() {
+  var isWin7OrHigher = false;
+  try {
+    let version = Services.sysinfo.getProperty("version");
+    isWin7OrHigher = parseFloat(version) >= 6.1;
+  } catch (ex) {}
+
+  is(
+    !!Win7Features,
+    isWin7OrHigher,
+    "Win7Features available when it should be"
+  );
+  if (!isWin7OrHigher) {
+    return;
+  }
+
+  const ENABLE_PREF_NAME = "browser.taskbar.previews.enable";
+
+  let { AeroPeek } = ChromeUtils.import(
+    "resource:///modules/WindowsPreviewPerTab.jsm"
+  );
+
+  waitForExplicitFinish();
+
+  Services.prefs.setBoolPref(ENABLE_PREF_NAME, true);
+
+  is(1, AeroPeek.windows.length, "Got the expected number of windows");
+
+  checkPreviews(1, "Browser starts with one preview");
+
+  BrowserTestUtils.addTab(gBrowser);
+  BrowserTestUtils.addTab(gBrowser);
+  BrowserTestUtils.addTab(gBrowser);
+
+  checkPreviews(4, "Correct number of previews after adding");
+
+  for (let preview of AeroPeek.previews) {
+    ok(preview.visible, "Preview is shown as expected");
+  }
+
+  Services.prefs.setBoolPref(ENABLE_PREF_NAME, false);
+  is(0, AeroPeek.previews.length, "Should have 0 previews when disabled");
+
+  Services.prefs.setBoolPref(ENABLE_PREF_NAME, true);
+  checkPreviews(4, "Previews are back when re-enabling");
+  for (let preview of AeroPeek.previews) {
+    ok(preview.visible, "Preview is shown as expected after re-enabling");
+  }
+
+  [1, 2, 3, 4].forEach(function (idx) {
+    gBrowser.selectedTab = gBrowser.tabs[idx];
+    ok(checkSelectedTab(), "Current tab is correctly selected");
+  });
+
+  // Close #4
+  getPreviewForTab(gBrowser.selectedTab).controller.onClose();
+  checkPreviews(
+    3,
+    "Expected number of previews after closing selected tab via controller"
+  );
+  ok(gBrowser.tabs.length == 3, "Successfully closed a tab");
+
+  // Select #1
+  ok(
+    getPreviewForTab(gBrowser.tabs[0]).controller.onActivate(),
+    "Activation was accepted"
+  );
+  ok(gBrowser.tabs[0].selected, "Correct tab was selected");
+  checkSelectedTab();
+
+  // Remove #3 (non active)
+  gBrowser.removeTab(gBrowser.tabs[gBrowser.tabs.length - 1]);
+  checkPreviews(
+    2,
+    "Expected number of previews after closing unselected via browser"
+  );
+
+  // Remove #1 (active)
+  gBrowser.removeTab(gBrowser.tabs[0]);
+  checkPreviews(
+    1,
+    "Expected number of previews after closing selected tab via browser"
+  );
+
+  // Add a new tab
+  BrowserTestUtils.addTab(gBrowser);
+  checkPreviews(2);
+  // Check default selection
+  checkSelectedTab();
+
+  // Change selection
+  gBrowser.selectedTab = gBrowser.tabs[0];
+  checkSelectedTab();
+  // Close nonselected tab via controller
+  getPreviewForTab(gBrowser.tabs[1]).controller.onClose();
+  checkPreviews(1);
+
+  if (Services.prefs.prefHasUserValue(ENABLE_PREF_NAME)) {
+    Services.prefs.setBoolPref(
+      ENABLE_PREF_NAME,
+      !Services.prefs.getBoolPref(ENABLE_PREF_NAME)
+    );
+  }
+
+  finish();
+
+  function checkPreviews(aPreviews, msg) {
+    let nPreviews = AeroPeek.previews.length;
+    is(
+      aPreviews,
+      gBrowser.tabs.length,
+      "Browser has expected number of tabs - " + msg
+    );
+    is(
+      nPreviews,
+      gBrowser.tabs.length,
+      "Browser has one preview per tab - " + msg
+    );
+    is(nPreviews, aPreviews, msg || "Got expected number of previews");
+  }
+
+  function getPreviewForTab(tab) {
+    return window.gTaskbarTabGroup.previewFromTab(tab);
+  }
+
+  function checkSelectedTab() {
+    return getPreviewForTab(gBrowser.selectedTab).active;
+  }
+}
-- 
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