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const RELATIVE_DIR = "image/test/browser/";
const TESTROOT = "http://example.com/browser/" + RELATIVE_DIR;
const TESTROOT2 = "http://example.org/browser/" + RELATIVE_DIR;
var chrome_root = getRootDirectory(gTestPath);
const CHROMEROOT = chrome_root;
function getImageLoading(doc, id) {
return doc.getElementById(id);
}
// Tries to get the Moz debug image, imgIContainerDebug. Only works
// in a debug build. If we succeed, we call func().
function actOnMozImage(doc, id, func) {
var imgContainer = getImageLoading(doc, id).getRequest(
Ci.nsIImageLoadingContent.CURRENT_REQUEST
).image;
var mozImage;
try {
mozImage = imgContainer.QueryInterface(Ci.imgIContainerDebug);
} catch (e) {
return false;
}
func(mozImage);
return true;
}
function assertPrefVal(name, val) {
let boolValue = Services.prefs.getBoolPref(name);
Assert.strictEqual(boolValue, val, `pref ${name} is set to ${val}`);
if (boolValue !== val) {
throw Error(`pref ${name} is not set to ${val}`);
}
}
function assertFileProcess() {
// Ensure that the file content process is enabled.
assertPrefVal("browser.tabs.remote.separateFileUriProcess", true);
}
function assertSandboxHeadless() {
assertPrefVal("security.sandbox.content.headless", true);
}
function getPage() {
let filePage = undefined;
switch (Services.appinfo.OS) {
case "WINNT":
filePage = "file:///C:/";
break;
case "Darwin":
filePage = "file:///tmp/";
break;
case "Linux":
filePage = "file:///tmp/";
break;
default:
throw new Error("Unsupported operating system");
}
return filePage;
}
function getSize() {
let iconSize = undefined;
switch (Services.appinfo.OS) {
case "WINNT":
iconSize = 32;
break;
case "Darwin":
iconSize = 128;
break;
case "Linux":
iconSize = 128;
break;
default:
throw new Error("Unsupported operating system");
}
return iconSize;
}
async function createMozIconInFile(ext, expectSuccess = true) {
const kPAGE = getPage();
const kSize = expectSuccess ? getSize() : 24; // we get 24x24 when failing,
// e.g. when remoting is
// disabled and the sandbox
// headless is enabled
// open a tab in a file content process
let fileTab = await BrowserTestUtils.addTab(gBrowser, kPAGE, {
preferredRemoteType: "file",
});
// get the browser for the file content process tab
let fileBrowser = gBrowser.getBrowserForTab(fileTab);
let checkIcon = async (_ext, _kSize, _expectSuccess) => {
const img = content.document.createElement("img");
let waitLoad = new Promise(resolve => {
// only listen to successfull load event if we expect the image to
// actually load, e.g. with remoting disabled and sandbox headless
// enabled we dont expect it to work, and we will wait for onerror below
// to trigger.
if (_expectSuccess) {
img.addEventListener("load", resolve, { once: true });
}
img.onerror = () => {
// With remoting enabled,
// Verified to work by forcing early `return NS_ERROR_NOT_AVAILABLE;`
// within `nsIconChannel::GetIcon(nsIURI* aURI, ByteBuf* aDataOut)`
//
// With remoting disabled and sandbox headless enabled, this should be
// the default path, since we don't add the "load" event listener.
ok(!_expectSuccess, "Error while loading moz-icon");
resolve();
};
});
img.setAttribute("src", `moz-icon://.${_ext}?size=${_kSize}`);
img.setAttribute("id", `moz-icon-${_ext}-${_kSize}`);
content.document.body.appendChild(img);
await waitLoad;
const icon = content.document.getElementById(`moz-icon-${_ext}-${_kSize}`);
Assert.notStrictEqual(icon, null, `got a valid ${_ext} moz-icon`);
is(icon.width, _kSize, `${_kSize} px width ${_ext} moz-icon`);
is(icon.height, _kSize, `${_kSize} px height ${_ext} moz-icon`);
};
await BrowserTestUtils.browserLoaded(fileBrowser);
await SpecialPowers.spawn(
fileBrowser,
[ext, kSize, expectSuccess],
checkIcon
);
await BrowserTestUtils.removeTab(fileTab);
}
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