104 lines
3.3 KiB
JavaScript
104 lines
3.3 KiB
JavaScript
var sqlite3 = require('..');
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var assert = require('assert');
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describe('serialize() and parallelize()', function() {
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var db;
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before(function(done) { db = new sqlite3.Database(':memory:', done); });
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var inserted1 = 0;
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var inserted2 = 0;
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var retrieved = 0;
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var count = 1000;
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it('should toggle', function(done) {
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db.serialize();
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db.run("CREATE TABLE foo (txt text, num int, flt float, blb blob)");
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db.parallelize(done);
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});
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it('should insert rows', function() {
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var stmt1 = db.prepare("INSERT INTO foo VALUES(?, ?, ?, ?)");
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var stmt2 = db.prepare("INSERT INTO foo VALUES(?, ?, ?, ?)");
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for (var i = 0; i < count; i++) {
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// Interleaved inserts with two statements.
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stmt1.run('String ' + i, i, i * Math.PI, function(err) {
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if (err) throw err;
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inserted1++;
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});
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i++;
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stmt2.run('String ' + i, i, i * Math.PI, function(err) {
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if (err) throw err;
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inserted2++;
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});
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}
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stmt1.finalize();
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stmt2.finalize();
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});
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it('should have inserted all the rows after synchronizing with serialize()', function(done) {
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db.serialize();
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db.all("SELECT txt, num, flt, blb FROM foo ORDER BY num", function(err, rows) {
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if (err) throw err;
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for (var i = 0; i < rows.length; i++) {
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assert.equal(rows[i].txt, 'String ' + i);
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assert.equal(rows[i].num, i);
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assert.equal(rows[i].flt, i * Math.PI);
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assert.equal(rows[i].blb, null);
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retrieved++;
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}
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assert.equal(count, inserted1 + inserted2, "Didn't insert all rows");
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assert.equal(count, retrieved, "Didn't retrieve all rows");
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done();
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});
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});
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after(function(done) { db.close(done); });
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});
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describe('serialize(fn)', function() {
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var db;
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before(function(done) { db = new sqlite3.Database(':memory:', done); });
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var inserted = 0;
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var retrieved = 0;
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var count = 1000;
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it('should call the callback', function(done) {
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db.serialize(function() {
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db.run("CREATE TABLE foo (txt text, num int, flt float, blb blob)");
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var stmt = db.prepare("INSERT INTO foo VALUES(?, ?, ?, ?)");
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for (var i = 0; i < count; i++) {
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stmt.run('String ' + i, i, i * Math.PI, function(err) {
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if (err) throw err;
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inserted++;
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});
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}
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stmt.finalize();
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db.all("SELECT txt, num, flt, blb FROM foo ORDER BY num", function(err, rows) {
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if (err) throw err;
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for (var i = 0; i < rows.length; i++) {
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assert.equal(rows[i].txt, 'String ' + i);
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assert.equal(rows[i].num, i);
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assert.equal(rows[i].flt, i * Math.PI);
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assert.equal(rows[i].blb, null);
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retrieved++;
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}
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done();
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});
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});
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});
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it('should have inserted and retrieved all rows', function() {
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assert.equal(count, inserted, "Didn't insert all rows");
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assert.equal(count, retrieved, "Didn't retrieve all rows");
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});
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after(function(done) { db.close(done); });
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});
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