gecko/storage/test/unit/test_storage_progresshandler.js
2012-05-21 12:12:37 +01:00

108 lines
2.7 KiB
JavaScript

/* 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/. */
// This file tests the custom progress handlers
function setup()
{
var msc = getOpenedDatabase();
msc.createTable("handler_tests", "id INTEGER PRIMARY KEY, num INTEGER");
msc.beginTransaction();
var stmt = createStatement("INSERT INTO handler_tests (id, num) VALUES(?1, ?2)");
for(var i = 0; i < 100; ++i) {
stmt.bindByIndex(0, i);
stmt.bindByIndex(1, Math.floor(Math.random()*1000));
stmt.execute();
}
stmt.reset();
msc.commitTransaction();
stmt.finalize();
}
var testProgressHandler = {
calls: 0,
abort: false,
onProgress: function(comm) {
++this.calls;
return this.abort;
}
};
function test_handler_registration()
{
var msc = getOpenedDatabase();
msc.setProgressHandler(10, testProgressHandler);
}
function test_handler_return()
{
var msc = getOpenedDatabase();
var oldH = msc.setProgressHandler(5, testProgressHandler);
do_check_true(oldH instanceof Ci.mozIStorageProgressHandler);
}
function test_handler_removal()
{
var msc = getOpenedDatabase();
msc.removeProgressHandler();
var oldH = msc.removeProgressHandler();
do_check_eq(oldH, null);
}
function test_handler_call()
{
var msc = getOpenedDatabase();
msc.setProgressHandler(50, testProgressHandler);
// Some long-executing request
var stmt = createStatement(
"SELECT SUM(t1.num * t2.num) FROM handler_tests AS t1, handler_tests AS t2");
while(stmt.executeStep());
do_check_true(testProgressHandler.calls > 0);
stmt.finalize();
}
function test_handler_abort()
{
var msc = getOpenedDatabase();
testProgressHandler.abort = true;
msc.setProgressHandler(50, testProgressHandler);
// Some long-executing request
var stmt = createStatement(
"SELECT SUM(t1.num * t2.num) FROM handler_tests AS t1, handler_tests AS t2");
const SQLITE_INTERRUPT = 9;
try {
while(stmt.executeStep());
do_throw("We shouldn't get here!");
} catch (e) {
do_check_eq(Cr.NS_ERROR_ABORT, e.result);
do_check_eq(SQLITE_INTERRUPT, msc.lastError);
}
try {
stmt.finalize();
do_throw("We shouldn't get here!");
} catch (e) {
// finalize should return the error code since we encountered an error
do_check_eq(Cr.NS_ERROR_ABORT, e.result);
do_check_eq(SQLITE_INTERRUPT, msc.lastError);
}
}
var tests = [test_handler_registration, test_handler_return,
test_handler_removal, test_handler_call,
test_handler_abort];
function run_test()
{
setup();
for (var i = 0; i < tests.length; i++) {
tests[i]();
}
cleanup();
}