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Test Info:
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);
});