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

115 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 aggregate functions
var testNums = [1, 2, 3, 4];
function setup()
{
getOpenedDatabase().createTable("function_tests", "id INTEGER PRIMARY KEY");
var stmt = createStatement("INSERT INTO function_tests (id) VALUES(?1)");
for(var i = 0; i < testNums.length; ++i) {
stmt.bindByIndex(0, testNums[i]);
stmt.execute();
}
stmt.reset();
stmt.finalize();
}
var testSquareAndSumFunction = {
calls: 0,
_sas: 0,
reset: function() {
this.calls = 0;
this._sas = 0;
},
onStep: function(val) {
++this.calls;
this._sas += val.getInt32(0) * val.getInt32(0);
},
onFinal: function() {
var retval = this._sas;
this._sas = 0; // Prepare for next group
return retval;
}
};
function test_aggregate_registration()
{
var msc = getOpenedDatabase();
msc.createAggregateFunction("test_sas_aggr", 1, testSquareAndSumFunction);
}
function test_aggregate_no_double_registration()
{
var msc = getOpenedDatabase();
try {
msc.createAggregateFunction("test_sas_aggr", 2, testSquareAndSumFunction);
do_throw("We shouldn't get here!");
} catch (e) {
do_check_eq(Cr.NS_ERROR_FAILURE, e.result);
}
}
function test_aggregate_removal()
{
var msc = getOpenedDatabase();
msc.removeFunction("test_sas_aggr");
// Should be Ok now
msc.createAggregateFunction("test_sas_aggr", 1, testSquareAndSumFunction);
}
function test_aggregate_no_aliases()
{
var msc = getOpenedDatabase();
try {
msc.createAggregateFunction("test_sas_aggr2", 1, testSquareAndSumFunction);
do_throw("We shouldn't get here!");
} catch (e) {
do_check_eq(Cr.NS_ERROR_FAILURE, e.result);
}
}
function test_aggregate_call()
{
var stmt = createStatement("SELECT test_sas_aggr(id) FROM function_tests");
while(stmt.executeStep());
do_check_eq(testNums.length, testSquareAndSumFunction.calls);
testSquareAndSumFunction.reset();
stmt.finalize();
}
function test_aggregate_result()
{
var sas = 0;
for(var i = 0; i < testNums.length; ++i) {
sas += testNums[i] * testNums[i];
}
var stmt = createStatement("SELECT test_sas_aggr(id) FROM function_tests");
stmt.executeStep();
do_check_eq(sas, stmt.getInt32(0));
testSquareAndSumFunction.reset();
stmt.finalize();
}
var tests = [test_aggregate_registration, test_aggregate_no_double_registration,
test_aggregate_removal, test_aggregate_no_aliases, test_aggregate_call,
test_aggregate_result];
function run_test()
{
setup();
for (var i = 0; i < tests.length; i++) {
tests[i]();
}
cleanup();
}