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>
---
 .../startup/browser_preXULSkeletonUIRegistry.js    | 136 +++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 browser/base/content/test/startup/browser_preXULSkeletonUIRegistry.js

(limited to 'browser/base/content/test/startup/browser_preXULSkeletonUIRegistry.js')

diff --git a/browser/base/content/test/startup/browser_preXULSkeletonUIRegistry.js b/browser/base/content/test/startup/browser_preXULSkeletonUIRegistry.js
new file mode 100644
index 0000000000..7b96764eba
--- /dev/null
+++ b/browser/base/content/test/startup/browser_preXULSkeletonUIRegistry.js
@@ -0,0 +1,136 @@
+ChromeUtils.defineESModuleGetters(this, {
+  WindowsRegistry: "resource://gre/modules/WindowsRegistry.sys.mjs",
+});
+
+function getFirefoxExecutableFile() {
+  let file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile);
+  file = Services.dirsvc.get("GreBinD", Ci.nsIFile);
+
+  file.append(AppConstants.MOZ_APP_NAME + ".exe");
+  return file;
+}
+
+// This is copied from WindowsRegistry.sys.mjs, but extended to support
+// TYPE_BINARY, as that is how we represent doubles in the registry for
+// the skeleton UI. However, we didn't extend WindowsRegistry.sys.mjs itself,
+// because TYPE_BINARY is kind of a footgun for javascript callers - our
+// use case is just trivial (checking that the value is non-zero).
+function readRegKeyExtended(aRoot, aPath, aKey, aRegistryNode = 0) {
+  const kRegMultiSz = 7;
+  const kMode = Ci.nsIWindowsRegKey.ACCESS_READ | aRegistryNode;
+  let registry = Cc["@mozilla.org/windows-registry-key;1"].createInstance(
+    Ci.nsIWindowsRegKey
+  );
+  try {
+    registry.open(aRoot, aPath, kMode);
+    if (registry.hasValue(aKey)) {
+      let type = registry.getValueType(aKey);
+      switch (type) {
+        case kRegMultiSz:
+          // nsIWindowsRegKey doesn't support REG_MULTI_SZ type out of the box.
+          let str = registry.readStringValue(aKey);
+          return str.split("\0").filter(v => v);
+        case Ci.nsIWindowsRegKey.TYPE_STRING:
+          return registry.readStringValue(aKey);
+        case Ci.nsIWindowsRegKey.TYPE_INT:
+          return registry.readIntValue(aKey);
+        case Ci.nsIWindowsRegKey.TYPE_BINARY:
+          return registry.readBinaryValue(aKey);
+        default:
+          throw new Error("Unsupported registry value.");
+      }
+    }
+  } catch (ex) {
+  } finally {
+    registry.close();
+  }
+  return undefined;
+}
+
+add_task(async function testWritesEnabledOnPrefChange() {
+  Services.prefs.setBoolPref("browser.startup.preXulSkeletonUI", true);
+
+  const win = await BrowserTestUtils.openNewBrowserWindow();
+
+  const firefoxPath = getFirefoxExecutableFile().path;
+  let enabled = WindowsRegistry.readRegKey(
+    Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
+    "Software\\Mozilla\\Firefox\\PreXULSkeletonUISettings",
+    `${firefoxPath}|Enabled`
+  );
+  is(enabled, 1, "Pre-XUL skeleton UI is enabled in the Windows registry");
+
+  Services.prefs.setBoolPref("browser.startup.preXulSkeletonUI", false);
+  enabled = WindowsRegistry.readRegKey(
+    Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
+    "Software\\Mozilla\\Firefox\\PreXULSkeletonUISettings",
+    `${firefoxPath}|Enabled`
+  );
+  is(enabled, 0, "Pre-XUL skeleton UI is disabled in the Windows registry");
+
+  Services.prefs.setBoolPref("browser.startup.preXulSkeletonUI", true);
+  Services.prefs.setIntPref("browser.tabs.inTitlebar", 0);
+  enabled = WindowsRegistry.readRegKey(
+    Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
+    "Software\\Mozilla\\Firefox\\PreXULSkeletonUISettings",
+    `${firefoxPath}|Enabled`
+  );
+  is(enabled, 0, "Pre-XUL skeleton UI is disabled in the Windows registry");
+
+  await BrowserTestUtils.closeWindow(win);
+});
+
+add_task(async function testPersistsNecessaryValuesOnChange() {
+  // Enable the skeleton UI, since if it's disabled we won't persist the size values
+  await SpecialPowers.pushPrefEnv({
+    set: [["browser.startup.preXulSkeletonUI", true]],
+  });
+
+  const regKeys = [
+    "Width",
+    "Height",
+    "ScreenX",
+    "ScreenY",
+    "UrlbarCSSSpan",
+    "CssToDevPixelScaling",
+    "SpringsCSSSpan",
+    "SearchbarCSSSpan",
+    "Theme",
+    "Flags",
+    "Progress",
+  ];
+
+  // Remove all of the registry values to ensure old tests aren't giving us false
+  // positives
+  for (let key of regKeys) {
+    WindowsRegistry.removeRegKey(
+      Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
+      "Software\\Mozilla\\Firefox\\PreXULSkeletonUISettings",
+      key
+    );
+  }
+
+  const win = await BrowserTestUtils.openNewBrowserWindow();
+  const firefoxPath = getFirefoxExecutableFile().path;
+  for (let key of regKeys) {
+    let value = readRegKeyExtended(
+      Ci.nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
+      "Software\\Mozilla\\Firefox\\PreXULSkeletonUISettings",
+      `${firefoxPath}|${key}`
+    );
+    isnot(
+      typeof value,
+      "undefined",
+      `Skeleton UI registry values should have a defined value for ${key}`
+    );
+    if (value.length) {
+      let hasNonZero = false;
+      for (var i = 0; i < value.length; i++) {
+        hasNonZero = hasNonZero || value[i];
+      }
+      ok(hasNonZero, `Value should have non-zero components for ${key}`);
+    }
+  }
+
+  await BrowserTestUtils.closeWindow(win);
+});
-- 
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