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JoshuaWiseJoshuaWise
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added incomplete transaction.run tests
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‎test/30.transaction.run.js‎

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'use strict';
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var expect = require('chai').expect;
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var Database = require('../.');
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var db;
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before(function (done) {
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db = new Database('temp/' + require('path').basename(__filename).split('.')[0] + '.db');
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db.on('open', done);
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});
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describe('Transaction#run()', function () {
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it('should work with CREATE TABLE', function () {
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var trans = db.transaction(['CREATE TABLE entries (a TEXT, b INTEGER, c REAL, d BLOB)']);
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var info = trans.run();
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expect(info.changes).to.equal(0);
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expect(info.lastInsertROWID).to.equal(0);
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});
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it('should work with INSERT INTO', function () {
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var trans = db.transaction(["INSERT INTO entries VALUES ('foo', 25, 3.14, x'1133ddff')"]);
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var info = trans.run();
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expect(info.changes).to.equal(1);
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expect(info.lastInsertROWID).to.equal(1);
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info = trans.run();
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expect(info.changes).to.equal(1);
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expect(info.lastInsertROWID).to.equal(2);
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trans = db.transaction(["INSERT INTO entries VALUES ('foo', 25, 3.14, x'1133ddff')", "INSERT INTO entries VALUES ('foo', 25, 3.14, x'1133ddff')"]);
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info = trans.run();
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expect(info.changes).to.equal(2);
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expect(info.lastInsertROWID).to.equal(4);
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});
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it('should work with UPDATE', function () {
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var trans = db.transaction(["UPDATE entries SET a='bar' WHERE rowid=1"]);
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expect(trans.run().changes).to.equal(1);
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});
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it('should work with DELETE FROM', function () {
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var trans = db.transaction(["DELETE FROM entries WHERE a='foo'"]);
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expect(trans.run().changes).to.equal(3);
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trans = db.transaction(["INSERT INTO entries VALUES ('foo', 25, 3.14, x'1133ddff')"]);
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var info = trans.run();
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expect(info.changes).to.equal(1);
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expect(info.lastInsertROWID).to.equal(2);
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});
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it('should work with DROP TABLE', function () {
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var trans = db.transaction(["DROP TABLE entries"]);
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expect(trans.run().changes).to.equal(0);
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});
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it('should rollback and throw an exception for failed constraints', function () {
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db.transaction(['CREATE TABLE people (id INTEGER PRIMARY KEY, name TEXT)']).run();
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db.transaction(['CREATE TABLE ages (age INTEGER, person INTEGER NOT NULL REFERENCES people ON DELETE CASCADE ON UPDATE CASCADE)']).run();
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db.transaction([
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"INSERT INTO people VALUES (NULL, 'bob')",
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"INSERT INTO people VALUES (NULL, 'sarah')"
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]).run();
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db.transaction([
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"INSERT INTO ages VALUES (25, 1)",
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"INSERT INTO ages VALUES (30, 2)",
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"INSERT INTO ages VALUES (35, 2)"
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]).run();
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var trans = db.transaction([
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"INSERT INTO ages VALUES (40, 1)",
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"INSERT INTO ages VALUES (30, 3)"
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]);
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expect(function () {trans.run();}).to.throw(Error);
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trans = db.transaction([
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"INSERT INTO ages VALUES (40, 1)",
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"INSERT INTO ages VALUES (30, NULL)"
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]);
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expect(function () {trans.run();}).to.throw(Error);
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expect(db.prepare('SELECT * FROM ages WHERE age==35').get()).to.not.be.undefined;
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expect(db.prepare('SELECT * FROM ages WHERE age==40').get()).to.be.undefined;
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db.transaction([
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"INSERT INTO ages VALUES (40, 1)",
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"INSERT INTO ages VALUES (30, 2)"
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]).run();
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expect(db.prepare('SELECT * FROM ages WHERE age==40').get()).to.not.be.undefined;
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});
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it('should not count changes from indirect mechanisms', function () {
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var trans = db.transaction(["UPDATE people SET id=55 WHERE id=2"]);
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expect(trans.run().changes).to.equal(1);
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});
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it('should count accurate DELETE changes when a dropped table has side effects', function () {
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var trans = db.transaction(["DROP TABLE people"]);
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expect(trans.run().changes).to.equal(2);
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});
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// it('should accept bind parameters', function () {
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// db.transaction("CREATE TABLE entries (a TEXT CHECK(typeof(a)=='text'), b INTEGER CHECK(typeof(b)=='integer' OR typeof(b)=='real'), c REAL CHECK(typeof(c)=='real' OR typeof(c)=='integer'), d BLOB CHECK(typeof(d)=='blob'))").run();
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run('foo', 25, 25, Buffer.alloc(8).fill(0xdd));
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run(['foo', 25, 25, Buffer.alloc(8).fill(0xdd)]);
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run(['foo', 25], [25], Buffer.alloc(8).fill(0xdd));
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// db.transaction('INSERT INTO entries VALUES (@a, @b, @c, @d)').run({a: 'foo', b: 25, c: 25, d: Buffer.alloc(8).fill(0xdd)});
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// db.transaction('INSERT INTO entries VALUES ($a, $b, $c, $d)').run({a: 'foo', b: 25, c: 25, d: Buffer.alloc(8).fill(0xdd)});
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// db.transaction('INSERT INTO entries VALUES (:a, :b, :c, :d)').run({a: 'foo', b: 25, c: 25, d: Buffer.alloc(8).fill(0xdd)});
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// db.transaction('INSERT INTO entries VALUES (?, @a, @a, ?)').run({a: 25}, ['foo'], Buffer.alloc(8).fill(0xdd));
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, @a, @a, ?)').run({a: 25}, ['foo'], Buffer.alloc(8).fill(0xdd), Buffer.alloc(8).fill(0xdd));
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, @a, @a, ?)').run({a: 25}, ['foo']);
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, @a, @a, ?)').run({a: 25, c: 25}, ['foo'], Buffer.alloc(8).fill(0xdd));
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, @a, @a, ?)').run({}, ['foo'], Buffer.alloc(8).fill(0xdd));
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run(25, 'foo', 25, Buffer.alloc(8).fill(0xdd));
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run('foo', 25, 25, Buffer.alloc(8).fill(0xdd), {foo: 'foo'});
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// }).to.throw(Error);
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run('foo', 25, 25, Buffer.alloc(8).fill(0xdd), {});
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run('foo', 25, 25, {4: Buffer.alloc(8).fill(0xdd)});
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run();
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run({length: 4, 0: 'foo', 1: 25, 2: 25, 3: Buffer.alloc(8).fill(0xdd)});
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run('foo', 25, new Number(25), Buffer.alloc(8).fill(0xdd));
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// }).to.throw(Error);
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (?, ?, ?, ?)').run('foo', {low: 25, high: 25}, 25, Buffer.alloc(8).fill(0xdd));
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// }).to.throw(Error);
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// function Foo() {
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// this.a = 'foo';
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// this.b = 25;
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// this.c = 25;
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// this.d = Buffer.alloc(8).fill(0xdd);
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// }
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// expect(function () {
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// db.transaction('INSERT INTO entries VALUES (@a, @b, @c, @d)').run(new Foo);
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// }).to.throw(Error);
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// // This part of the test may fail is Statement#get() does not work.
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// var i = 0;
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// var row;
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// while (row = db.transaction('SELECT * FROM entries WHERE rowid=' + ++i).get()) {
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// expect(row).to.deep.equal({a: 'foo', b: 25, c: 25, d: Buffer.alloc(8).fill(0xdd)})
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// }
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// expect(i).to.equal(9);
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// });
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});

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