зеркало из https://github.com/mozilla/gecko-dev.git
109 строки
2.7 KiB
JavaScript
109 строки
2.7 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// This file tests the custom aggregate functions
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var testNums = [1, 2, 3, 4];
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function setup() {
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getOpenedDatabase().createTable("function_tests", "id INTEGER PRIMARY KEY");
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var stmt = createStatement("INSERT INTO function_tests (id) VALUES(?1)");
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for (let i = 0; i < testNums.length; ++i) {
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stmt.bindByIndex(0, testNums[i]);
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stmt.execute();
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}
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stmt.reset();
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stmt.finalize();
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}
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var testSquareAndSumFunction = {
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calls: 0,
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_sas: 0,
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reset() {
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this.calls = 0;
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this._sas = 0;
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},
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onStep(val) {
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++this.calls;
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this._sas += val.getInt32(0) * val.getInt32(0);
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},
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onFinal() {
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var retval = this._sas;
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this._sas = 0; // Prepare for next group
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return retval;
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}
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};
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function test_aggregate_registration() {
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var msc = getOpenedDatabase();
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msc.createAggregateFunction("test_sas_aggr", 1, testSquareAndSumFunction);
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}
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function test_aggregate_no_double_registration() {
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var msc = getOpenedDatabase();
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try {
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msc.createAggregateFunction("test_sas_aggr", 2, testSquareAndSumFunction);
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do_throw("We shouldn't get here!");
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} catch (e) {
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Assert.equal(Cr.NS_ERROR_FAILURE, e.result);
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}
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}
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function test_aggregate_removal() {
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var msc = getOpenedDatabase();
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msc.removeFunction("test_sas_aggr");
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// Should be Ok now
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msc.createAggregateFunction("test_sas_aggr", 1, testSquareAndSumFunction);
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}
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function test_aggregate_no_aliases() {
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var msc = getOpenedDatabase();
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try {
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msc.createAggregateFunction("test_sas_aggr2", 1, testSquareAndSumFunction);
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do_throw("We shouldn't get here!");
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} catch (e) {
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Assert.equal(Cr.NS_ERROR_FAILURE, e.result);
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}
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}
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function test_aggregate_call() {
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var stmt = createStatement("SELECT test_sas_aggr(id) FROM function_tests");
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while (stmt.executeStep()) {
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// Do nothing.
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}
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Assert.equal(testNums.length, testSquareAndSumFunction.calls);
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testSquareAndSumFunction.reset();
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stmt.finalize();
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}
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function test_aggregate_result() {
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var sas = 0;
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for (var i = 0; i < testNums.length; ++i) {
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sas += testNums[i] * testNums[i];
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}
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var stmt = createStatement("SELECT test_sas_aggr(id) FROM function_tests");
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stmt.executeStep();
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Assert.equal(sas, stmt.getInt32(0));
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testSquareAndSumFunction.reset();
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stmt.finalize();
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}
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var tests = [test_aggregate_registration, test_aggregate_no_double_registration,
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test_aggregate_removal, test_aggregate_no_aliases, test_aggregate_call,
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test_aggregate_result];
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function run_test() {
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setup();
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for (var i = 0; i < tests.length; i++) {
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tests[i]();
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}
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cleanup();
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}
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