/
types.buffer.test.js
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/
types.buffer.test.js
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/**
* Module dependencies.
*/
var start = require('./common')
, assert = require('assert')
, mongoose = require('./common').mongoose
, Schema = mongoose.Schema
, random = require('../lib/utils').random
, MongooseBuffer = mongoose.Types.Buffer;
// can't index Buffer fields yet
function valid (v) {
return !v || v.length > 10;
}
var subBuf = new Schema({
name: String
, buf: { type: Buffer, validate: [valid, 'valid failed'], required: true }
});
var UserBuffer = new Schema({
name: String
, serial: Buffer
, array: [Buffer]
, required: { type: Buffer, required: true, index: true }
, sub: [subBuf]
});
// Dont put indexed models on the default connection, it
// breaks index.test.js tests on a "pure" default conn.
// mongoose.model('UserBuffer', UserBuffer);
/**
* Test.
*/
describe('types.buffer', function(){
it('test that a mongoose buffer behaves and quacks like an buffer', function(){
var a = new MongooseBuffer;
assert.ok(a instanceof Buffer);
assert.ok(a instanceof MongooseBuffer);
assert.equal(true, Buffer.isBuffer(a));
var a = new MongooseBuffer([195, 188, 98, 101, 114]);
var b = new MongooseBuffer("buffer shtuffs are neat");
var c = new MongooseBuffer('aGVsbG8gd29ybGQ=', 'base64');
assert.equal(a.toString('utf8'), 'über');
assert.equal(b.toString('utf8'), 'buffer shtuffs are neat');
assert.equal(c.toString('utf8'), 'hello world');
});
it('buffer validation', function (done) {
var db = start()
, User = db.model('UserBuffer', UserBuffer, 'usersbuffer_' + random());
User.on('index', function () {
var t = new User({
name: 'test validation'
});
t.validate(function (err) {
assert.equal(err.message,'Validation failed');
assert.equal(err.errors.required.type,'required');
t.required = 20;
t.save(function (err) {
assert.equal(err.name, 'CastError');
assert.equal(err.type, 'buffer');
assert.equal(err.value, 20);
assert.equal(err.message, 'Cast to buffer failed for value "20"');
t.required = new Buffer("hello");
t.sub.push({ name: 'Friday Friday' });
t.save(function (err) {
assert.equal(err.message,'Validation failed');
assert.equal(err.errors['sub.0.buf'].type,'required');
t.sub[0].buf = new Buffer("well well");
t.save(function (err) {
assert.equal(err.message,'Validation failed');
assert.equal(err.errors['sub.0.buf'].type,'valid failed');
t.sub[0].buf = new Buffer("well well well");
t.validate(function (err) {
db.close();
assert.ifError(err);
done();
});
});
});
});
});
});
});
it('buffer storage', function(done){
var db = start()
, User = db.model('UserBuffer', UserBuffer, 'usersbuffer_' + random());
User.on('index', function () {
var sampleBuffer = new Buffer([123, 223, 23, 42, 11]);
var tj = new User({
name: 'tj'
, serial: sampleBuffer
, required: new Buffer(sampleBuffer)
});
tj.save(function (err) {
assert.ifError(err);
User.find({}, function (err, users) {
db.close();
assert.ifError(err);
assert.equal(users.length, 1);
var user = users[0];
var base64 = sampleBuffer.toString('base64');
assert.equal(base64,
user.serial.toString('base64'), 'buffer mismatch');
assert.equal(base64,
user.required.toString('base64'), 'buffer mismatch');
done();
});
});
});
});
it('test write markModified', function(done){
var db = start()
, User = db.model('UserBuffer', UserBuffer, 'usersbuffer_' + random());
User.on('index', function () {
var sampleBuffer = new Buffer([123, 223, 23, 42, 11]);
var tj = new User({
name: 'tj'
, serial: sampleBuffer
, required: sampleBuffer
});
tj.save(function (err) {
assert.ifError(err);
tj.serial.write('aa', 1, 'ascii');
assert.equal(true, tj.isModified('serial'));
tj.save(function (err) {
assert.ifError(err);
User.findById(tj._id, function (err, user) {
db.close();
assert.ifError(err);
var expectedBuffer = new Buffer([123, 97, 97, 42, 11]);
assert.equal(expectedBuffer.toString('base64'),
user.serial.toString('base64'), 'buffer mismatch');
assert.equal(false, tj.isModified('required'));
tj.serial.copy(tj.required, 1);
assert.equal(true, tj.isModified('required'));
assert.equal('e3thYSo=', tj.required.toString('base64'));
function not (tj) {
assert.equal(false, tj.isModified('required'))
}
function is (tj) {
assert.equal(true, tj.isModified('required'));
}
// buffer method tests
var fns = {
'writeUInt8': function () {
reset(tj);
not(tj);
tj.required.writeUInt8(0x3, 0, 'big');
is(tj);
}
, 'writeUInt16': function () {
reset(tj);
not(tj);
tj.required.writeUInt16(0xbeef, 0, 'little');
is(tj);
}
, 'writeUInt16LE': function () {
reset(tj);
not(tj);
tj.required.writeUInt16LE(0xbeef, 0);
is(tj);
}
, 'writeUInt16BE': function () {
reset(tj);
not(tj);
tj.required.writeUInt16BE(0xbeef, 0);
is(tj);
}
, 'writeUInt32': function () {
reset(tj);
not(tj);
tj.required.writeUInt32(0xfeedface, 0, 'little');
is(tj);
}
, 'writeUInt32LE': function () {
reset(tj);
not(tj);
tj.required.writeUInt32LE(0xfeedface, 0);
is(tj);
}
, 'writeUInt32BE': function () {
reset(tj);
not(tj);
tj.required.writeUInt32BE(0xfeedface, 0);
is(tj);
}
, 'writeInt8': function () {
reset(tj);
not(tj);
tj.required.writeInt8(-5, 0, 'big');
is(tj);
}
, 'writeInt16': function () {
reset(tj);
not(tj);
tj.required.writeInt16(0x0023, 2, 'little');
is(tj);
assert.equal(tj.required[2], 0x23);
assert.equal(tj.required[3], 0x00);
}
, 'writeInt16LE': function () {
reset(tj);
not(tj);
tj.required.writeInt16LE(0x0023, 2);
is(tj);
assert.equal(tj.required[2], 0x23);
assert.equal(tj.required[3], 0x00);
}
, 'writeInt16BE': function () {
reset(tj);
not(tj);
tj.required.writeInt16BE(0x0023, 2);
is(tj);
}
, 'writeInt32': function () {
reset(tj);
not(tj);
tj.required.writeInt32(0x23, 0, 'big');
is(tj);
assert.equal(tj.required[0], 0x00);
assert.equal(tj.required[1], 0x00);
assert.equal(tj.required[2], 0x00);
assert.equal(tj.required[3], 0x23);
tj.required = new Buffer(8);
}
, 'writeInt32LE': function () {
tj.required = new Buffer(8);
reset(tj);
not(tj);
tj.required.writeInt32LE(0x23, 0);
is(tj);
}
, 'writeInt32BE': function () {
tj.required = new Buffer(8);
reset(tj);
not(tj);
tj.required.writeInt32BE(0x23, 0);
is(tj);
assert.equal(tj.required[0], 0x00);
assert.equal(tj.required[1], 0x00);
assert.equal(tj.required[2], 0x00);
assert.equal(tj.required[3], 0x23);
}
, 'writeFloat': function () {
tj.required = new Buffer(16);
reset(tj);
not(tj);
tj.required.writeFloat(2.225073858507201e-308, 0, 'big');
is(tj);
assert.equal(tj.required[0], 0x00);
assert.equal(tj.required[1], 0x0f);
assert.equal(tj.required[2], 0xff);
assert.equal(tj.required[3], 0xff);
assert.equal(tj.required[4], 0xff);
assert.equal(tj.required[5], 0xff);
assert.equal(tj.required[6], 0xff);
assert.equal(tj.required[7], 0xff);
}
, 'writeFloatLE': function () {
tj.required = new Buffer(16);
reset(tj);
not(tj);
tj.required.writeFloatLE(2.225073858507201e-308, 0);
is(tj);
}
, 'writeFloatBE': function () {
tj.required = new Buffer(16);
reset(tj);
not(tj);
tj.required.writeFloatBE(2.225073858507201e-308, 0);
is(tj);
}
, 'writeDoubleLE': function () {
tj.required = new Buffer(8);
reset(tj);
not(tj);
tj.required.writeDoubleLE(0xdeadbeefcafebabe, 0);
is(tj);
}
, 'writeDoubleBE': function () {
tj.required = new Buffer(8);
reset(tj);
not(tj);
tj.required.writeDoubleBE(0xdeadbeefcafebabe, 0);
is(tj);
}
, 'fill': function () {
tj.required = new Buffer(8);
reset(tj);
not(tj);
tj.required.fill(0);
is(tj);
for (var i = 0; i < tj.required.length; i++) {
assert.strictEqual(tj.required[i], 0);
}
}
, 'set': function () {
reset(tj);
not(tj);
tj.required.set(0, 1);
is(tj);
}
};
var keys = Object.keys(fns)
, i = keys.length
, key
while (i--) {
key = keys[i];
if (Buffer.prototype[key]) {
fns[key]();
}
}
done();
});
});
});
});
function reset (model) {
// internal
model._activePaths.clear('modify');
model.schema.requiredPaths().forEach(function (path) {
model._activePaths.require(path);
});
}
});
})