Bug 472963 - TableExists and IndexExists does not work for temporary tables, r=mak

This commit is contained in:
Mark Capella 2013-09-27 17:04:17 -04:00
parent 6c6c3994a3
commit e53f491d81
4 changed files with 61 additions and 9 deletions

View File

@ -704,7 +704,9 @@ Connection::databaseElementExists(enum DatabaseElementType aElementType,
{
if (!mDBConn) return NS_ERROR_NOT_INITIALIZED;
nsAutoCString query("SELECT name FROM sqlite_master WHERE type = '");
nsCString query("SELECT name FROM (SELECT * FROM sqlite_master UNION ALL "
"SELECT * FROM sqlite_temp_master) "
"WHERE type = '");
switch (aElementType) {
case INDEX:
query.Append("index");

View File

@ -108,6 +108,19 @@ add_task(function test_indexExists_not_created()
do_check_false(msc.indexExists("foo"));
});
add_task(function test_temp_tableExists_and_indexExists()
{
var msc = getOpenedDatabase();
msc.executeSimpleSQL("CREATE TEMP TABLE test_temp(id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT)");
do_check_true(msc.tableExists("test_temp"));
msc.executeSimpleSQL("CREATE INDEX test_temp_ind ON test_temp (name)");
do_check_true(msc.indexExists("test_temp_ind"));
msc.executeSimpleSQL("DROP INDEX test_temp_ind");
msc.executeSimpleSQL("DROP TABLE test_temp");
});
add_task(function test_createTable_not_created()
{
var msc = getOpenedDatabase();

View File

@ -600,9 +600,7 @@ OpenedConnection.prototype = Object.freeze({
},
/**
* Whether a table exists in the database.
*
* IMPROVEMENT: Look for temporary tables.
* Whether a table exists in the database (both persistent and temporary tables).
*
* @param name
* (string) Name of the table.
@ -611,7 +609,9 @@ OpenedConnection.prototype = Object.freeze({
*/
tableExists: function (name) {
return this.execute(
"SELECT name FROM sqlite_master WHERE type='table' AND name=?",
"SELECT name FROM (SELECT * FROM sqlite_master UNION ALL " +
"SELECT * FROM sqlite_temp_master) " +
"WHERE type = 'table' AND name=?",
[name])
.then(function onResult(rows) {
return Promise.resolve(rows.length > 0);
@ -620,9 +620,7 @@ OpenedConnection.prototype = Object.freeze({
},
/**
* Whether a named index exists.
*
* IMPROVEMENT: Look for indexes in temporary tables.
* Whether a named index exists (both persistent and temporary tables).
*
* @param name
* (string) Name of the index.
@ -631,7 +629,9 @@ OpenedConnection.prototype = Object.freeze({
*/
indexExists: function (name) {
return this.execute(
"SELECT name FROM sqlite_master WHERE type='index' AND name=?",
"SELECT name FROM (SELECT * FROM sqlite_master UNION ALL " +
"SELECT * FROM sqlite_temp_master) " +
"WHERE type = 'index' AND name=?",
[name])
.then(function onResult(rows) {
return Promise.resolve(rows.length > 0);

View File

@ -60,6 +60,22 @@ function getDummyDatabase(name, extraOptions={}) {
throw new Task.Result(c);
}
function getDummyTempDatabase(name, extraOptions={}) {
const TABLES = {
dirs: "id INTEGER PRIMARY KEY AUTOINCREMENT, path TEXT",
files: "id INTEGER PRIMARY KEY AUTOINCREMENT, dir_id INTEGER, path TEXT",
};
let c = yield getConnection(name, extraOptions);
c._initialStatementCount = 0;
for (let [k, v] in Iterator(TABLES)) {
yield c.execute("CREATE TEMP TABLE " + k + "(" + v + ")");
c._initialStatementCount++;
}
throw new Task.Result(c);
}
function run_test() {
Cu.import("resource://testing-common/services-common/logging.js");
@ -203,6 +219,27 @@ add_task(function test_index_exists() {
yield c.close();
});
add_task(function test_temp_table_exists() {
let c = yield getDummyTempDatabase("temp_table_exists");
do_check_false(yield c.tableExists("temp_does_not_exist"));
do_check_true(yield c.tableExists("dirs"));
do_check_true(yield c.tableExists("files"));
yield c.close();
});
add_task(function test_temp_index_exists() {
let c = yield getDummyTempDatabase("temp_index_exists");
do_check_false(yield c.indexExists("temp_does_not_exist"));
yield c.execute("CREATE INDEX my_index ON dirs (path)");
do_check_true(yield c.indexExists("my_index"));
yield c.close();
});
add_task(function test_close_cached() {
let c = yield getDummyDatabase("close_cached");