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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* Test bug 489872 to make sure passing nulls to nsNavHistory doesn't crash.
*/
// Make an array of services to test, each specifying a class id, interface
// and an array of function names that don't throw when passed nulls
var testServices = [
[
"browser/nav-history-service;1",
["nsINavHistoryService"],
[
"queryStringToQuery",
"removePagesByTimeframe",
"removePagesFromHost",
"getObservers",
],
],
[
"browser/nav-bookmarks-service;1",
["nsINavBookmarksService"],
["createFolder", "getObservers"],
],
["browser/favicon-service;1", ["nsIFaviconService"], []],
["browser/tagging-service;1", ["nsITaggingService"], []],
];
info(testServices.join("\n"));
function run_test() {
for (let [cid, ifaces, nothrow] of testServices) {
info(`Running test with ${cid} ${ifaces.join(", ")} ${nothrow}`);
let s = Cc["@mozilla.org/" + cid].getService(Ci.nsISupports);
for (let iface of ifaces) {
s.QueryInterface(Ci[iface]);
}
let okName = function (name) {
info(`Checking if function is okay to test: ${name}`);
let func = s[name];
let mesg = "";
if (typeof func != "function") {
mesg = "Not a function!";
} else if (!func.length) {
mesg = "No args needed!";
} else if (name == "QueryInterface") {
mesg = "Ignore QI!";
}
if (mesg) {
info(`${mesg} Skipping: ${name}`);
return false;
}
return true;
};
info(`Generating an array of functions to test service: ${s}`);
for (let n of Object.keys(s)
.filter(i => okName(i))
.sort()) {
info(`\nTesting ${ifaces.join(", ")} function with null args: ${n}`);
let func = s[n];
let num = func.length;
info(`Generating array of nulls for #args: ${num}`);
let args = Array(num).fill(null);
let tryAgain = true;
while (tryAgain) {
try {
info(`Calling with args: ${JSON.stringify(args)}`);
func.apply(s, args);
info(
`The function did not throw! Is it one of the nothrow? ${nothrow}`
);
Assert.notEqual(nothrow.indexOf(n), -1);
info("Must have been an expected nothrow, so no need to try again");
tryAgain = false;
} catch (ex) {
if (ex.result == Cr.NS_ERROR_ILLEGAL_VALUE) {
info(`Caught an expected exception: ${ex.name}`);
info("Moving on to the next test..");
tryAgain = false;
} else if (ex.result == Cr.NS_ERROR_XPC_NEED_OUT_OBJECT) {
let pos = Number(ex.message.match(/object arg (\d+)/)[1]);
info(`Function call expects an out object at ${pos}`);
args[pos] = {};
} else if (ex.result == Cr.NS_ERROR_NOT_IMPLEMENTED) {
info(`Method not implemented exception: ${ex.name}`);
info("Moving on to the next test..");
tryAgain = false;
} else {
throw ex;
}
}
}
}
}
}