1.      1var sqlite3 = require('..');

    2.      1var assert = require('assert');

    3.      1

    4.      1describe('query properties', function() {

    5.      1    var db;

    6.      1    before(function(done) {

    7.      1        db = new sqlite3.Database(':memory:');

    8.      1        db.run("CREATE TABLE foo (id INT, txt TEXT)", done);

    9.      1    });

   10.      1

   11.      1    it('should return the correct lastID', function(done) {

   12.      1        var stmt = db.prepare("INSERT INTO foo VALUES(?, ?)");

   13.      1        var j = 1;

   14.   5000        for (var i = 0; i < 5000; i++) {

   15.   5000            stmt.run(i, "demo", function(err) {

   16.      0                if (err) throw err;

   17.   5000                // Relies on SQLite's row numbering to be gapless and starting

   18.   5000                // from 1.

   19.   5000                assert.equal(j++, this.lastID);

   20.   5000            });

   21.   5000        }

   22.      1        db.wait(done);

   23.      1    });

   24.      1

   25.      1    it('should return the correct changes count', function(done) {

   26.      1        db.run("UPDATE foo SET id = id + 1 WHERE id % 2 = 0", function(err) {

   27.      0            if (err) throw err;

   28.      1            assert.equal(2500, this.changes);

   29.      1            done();

   30.      1        });

   31.      1    });

   32.      1});

   33.      1