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test_sqlite_secure_delete.js
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test_sqlite_secure_delete.js
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/*-*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Storage Test Code.
*
* The Initial Developer of the Original Code is
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Shawn Wilsher <me@shawnwilsher.com> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/**
* This file tests to make sure that SQLite was compiled with
* SQLITE_SECURE_DELETE=1.
*/
////////////////////////////////////////////////////////////////////////////////
//// Helper Methods
/**
* Reads the contents of a file and returns it as a string.
*
* @param aFile
* The file to return from.
* @return the contents of the file in the form of a string.
*/
function getFileContents(aFile)
{
let fstream = Cc["@mozilla.org/network/file-input-stream;1"].
createInstance(Ci.nsIFileInputStream);
fstream.init(aFile, -1, 0, 0);
let bstream = Cc["@mozilla.org/binaryinputstream;1"].
createInstance(Ci.nsIBinaryInputStream);
bstream.setInputStream(fstream);
return bstream.readBytes(bstream.available());
}
////////////////////////////////////////////////////////////////////////////////
//// Tests
function test_delete_removes_data()
{
const TEST_STRING = "SomeRandomStringToFind";
let file = getTestDB();
let db = getService().openDatabase(file);
// Create the table and insert the data.
db.createTable("test", "data TEXT");
let stmt = db.createStatement("INSERT INTO test VALUES(:data)");
stmt.params.data = TEST_STRING;
try {
stmt.execute();
}
finally {
stmt.finalize();
}
// Make sure this test is actually testing what it thinks by making sure the
// string shows up in the database. Because the previous statement was
// automatically wrapped in a transaction, the contents are already on disk.
let contents = getFileContents(file);
do_check_neq(-1, contents.indexOf(TEST_STRING));
// Delete the data, and then close the database.
stmt = db.createStatement("DELETE FROM test WHERE data = :data");
stmt.params.data = TEST_STRING;
try {
stmt.execute();
}
finally {
stmt.finalize();
}
db.close();
// Check the file to see if the string can be found.
contents = getFileContents(file);
do_check_eq(-1, contents.indexOf(TEST_STRING));
run_next_test();
}
////////////////////////////////////////////////////////////////////////////////
//// Test Runner
[
test_delete_removes_data,
].forEach(add_test);
function run_test()
{
cleanup();
run_next_test();
}