gecko/dom/indexedDB/test/helpers.js

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JavaScript
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/**
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
var testGenerator = testSteps();
function runTest()
{
allowIndexedDB();
SimpleTest.waitForExplicitFinish();
testGenerator.next();
}
function finishTest()
{
disallowIndexedDB();
SimpleTest.executeSoon(function() {
testGenerator.close();
SimpleTest.finish();
});
}
function browserRunTest()
{
testGenerator.next();
}
function browserFinishTest()
{
setTimeout(function() { testGenerator.close(); }, 0);
}
function grabEventAndContinueHandler(event)
{
testGenerator.send(event);
}
function continueToNextStep()
{
SimpleTest.executeSoon(function() {
testGenerator.next();
});
}
function errorHandler(event)
{
ok(false, "indexedDB error, code " + event.target.errorCode);
finishTest();
}
function browserErrorHandler(event)
{
browserFinishTest();
throw new Error("indexedDB error (" + event.code + "): " + event.message);
}
function unexpectedSuccessHandler()
{
ok(false, "Got success, but did not expect it!");
finishTest();
}
function ExpectError(code)
{
this._code = code;
}
ExpectError.prototype = {
handleEvent: function(event)
{
is(event.type, "error", "Got an error event");
is(this._code, event.target.errorCode, "Expected error was thrown.");
event.preventDefault();
grabEventAndContinueHandler(event);
}
};
function addPermission(permission, url)
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
let uri;
if (url) {
uri = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService)
.newURI(url, null, null);
}
else {
uri = SpecialPowers.getDocumentURIObject(window.document);
}
Components.classes["@mozilla.org/permissionmanager;1"]
.getService(Components.interfaces.nsIPermissionManager)
.add(uri, permission,
Components.interfaces.nsIPermissionManager.ALLOW_ACTION);
}
function removePermission(permission, url)
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
let uri;
if (url) {
uri = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService)
.newURI(url, null, null);
}
else {
uri = SpecialPowers.getDocumentURIObject(window.document);
}
Components.classes["@mozilla.org/permissionmanager;1"]
.getService(Components.interfaces.nsIPermissionManager)
.remove(uri.host, permission);
}
function setQuota(quota)
{
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
let prefs = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch);
prefs.setIntPref("dom.indexedDB.warningQuota", quota);
}
function allowIndexedDB(url)
{
addPermission("indexedDB", url);
}
function disallowIndexedDB(url)
{
removePermission("indexedDB", url);
}
function allowUnlimitedQuota(url)
{
addPermission("indexedDB-unlimited", url);
}
function disallowUnlimitedQuota(url)
{
removePermission("indexedDB-unlimited", url);
}