gecko/toolkit/components/contentprefs/tests/unit_ipc/test_contentPrefs_parentipc.js

89 lines
2.9 KiB
JavaScript

function run_test() {
// Check received messages
var cps = Cc["@mozilla.org/content-pref/service;1"].
createInstance(Ci.nsIContentPrefService).
wrappedJSObject;
var messageHandler = cps;
// FIXME: For now, use the wrappedJSObject hack, until bug
// 593407 which will clean that up. After that, use
// the commented out line below it.
messageHandler = cps.wrappedJSObject;
//messageHandler = cps.QueryInterface(Ci.nsIFrameMessageListener);
// Cannot get values
do_check_false(messageHandler.receiveMessage({
name: "ContentPref:getPref",
json: { group: 'group2', name: 'name' } }).succeeded);
// Cannot set general values
messageHandler.receiveMessage({ name: "ContentPref:setPref",
json: { group: 'group2', name: 'name', value: 'someValue' } });
do_check_eq(cps.getPref('group', 'name'), undefined);
// Can set whitelisted values
do_check_true(messageHandler.receiveMessage({ name: "ContentPref:setPref",
json: { group: 'group2', name: 'browser.upload.lastDir',
value: 'someValue' } }).succeeded);
do_check_eq(cps.getPref('group2', 'browser.upload.lastDir'), 'someValue');
// Prepare for child tests
// Manually listen to messages - the wakeup manager should do this
// for us, but it doesn't run in xpcshell tests.
var messageProxy = {
receiveMessage: function(aMessage) {
if (aMessage.name == 'ContentPref:QUIT') {
// Undo mock storage.
delete cps._mockStorage;
delete cps._messageProxy;
cps.setPref = cps.old_setPref;
cps.getPref = cps.old_getPref;
cps._dbInit = cps.old__dbInit;
// Unlisten to messages
mM.removeMessageListener("ContentPref:setPref", messageProxy);
mM.removeMessageListener("ContentPref:getPref", messageProxy);
mM.removeMessageListener("ContentPref:QUIT", messageProxy);
do_test_finished();
return true;
} else {
return messageHandler.receiveMessage(aMessage);
}
},
};
var mM = Cc["@mozilla.org/parentprocessmessagemanager;1"].
getService(Ci.nsIFrameMessageManager);
mM.addMessageListener("ContentPref:setPref", messageProxy);
mM.addMessageListener("ContentPref:getPref", messageProxy);
mM.addMessageListener("ContentPref:QUIT", messageProxy);
// Mock storage. This is necessary because
// the IPC xpcshell setup doesn't do well with the normal storage
// engine.
cps = cps.wrappedJSObject;
cps._mockStorage = {};
cps.old_setPref = cps.setPref;
cps.setPref = function(aGroup, aName, aValue) {
this._mockStorage[aGroup+':'+aName] = aValue;
}
cps.old_getPref = cps.getPref;
cps.getPref = function(aGroup, aName) {
return this._mockStorage[aGroup+':'+aName];
}
cps.old__dbInit = cps._dbInit;
cps._dbInit = function(){};
cps._messageProxy = messageProxy; // keep it alive
do_test_pending();
run_test_in_child("contentPrefs_childipc.js");
}