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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
add_task(async function test_helperapp() {
// Set up the test infrastructure:
const kProt = "foopydoopydoo";
const extProtocolSvc = Cc[
"@mozilla.org/uriloader/external-protocol-service;1"
].getService(Ci.nsIExternalProtocolService);
const handlerSvc = Cc["@mozilla.org/uriloader/handler-service;1"].getService(
Ci.nsIHandlerService
);
let handlerInfo = extProtocolSvc.getProtocolHandlerInfo(kProt);
if (handlerSvc.exists(handlerInfo)) {
handlerSvc.fillHandlerInfo(handlerInfo, "");
}
// Say we want to use a specific app:
handlerInfo.preferredAction = Ci.nsIHandlerInfo.useHelperApp;
handlerInfo.alwaysAskBeforeHandling = false;
// Say it's us:
let selfFile = Services.dirsvc.get("XREExeF", Ci.nsIFile);
// Make sure it's the .app
if (AppConstants.platform == "macosx") {
while (
!selfFile.leafName.endsWith(".app") &&
!selfFile.leafName.endsWith(".app/")
) {
selfFile = selfFile.parent;
}
}
let selfHandlerApp = Cc[
"@mozilla.org/uriloader/local-handler-app;1"
].createInstance(Ci.nsILocalHandlerApp);
selfHandlerApp.executable = selfFile;
handlerInfo.possibleApplicationHandlers.appendElement(selfHandlerApp);
handlerInfo.preferredApplicationHandler = selfHandlerApp;
handlerSvc.store(handlerInfo);
await BrowserTestUtils.withNewTab("about:blank", async browser => {
// Now, do some safety stubbing. If we do end up recursing we spawn
// infinite tabs. We definitely don't want that. Avoid it by stubbing
// our external URL handling bits:
let oldAddTab = gBrowser.addTab;
registerCleanupFunction(() => (gBrowser.addTab = oldAddTab));
let wrongThingHappenedPromise = new Promise(resolve => {
gBrowser.addTab = function (aURI) {
ok(false, "Tried to open unexpected URL in a tab: " + aURI);
resolve(null);
// Pass a dummy object to avoid upsetting BrowserContentHandler -
// if it thinks opening the tab failed, it tries to open a window instead,
// which we can't prevent as easily, and at which point we still end up
// with runaway tabs.
return {};
};
});
let askedUserPromise = waitForProtocolAppChooserDialog(browser, true);
gBrowser.fixupAndLoadURIString(kProt + ":test", {
triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
loadFlags: Ci.nsIWebNavigation.LOAD_FLAGS_FROM_EXTERNAL,
});
let dialog = await Promise.race([
wrongThingHappenedPromise,
askedUserPromise,
]);
ok(dialog, "Should have gotten a dialog");
let closePromise = waitForProtocolAppChooserDialog(browser, false);
dialog.close();
await closePromise;
askedUserPromise = null;
});
});