loopback-datasource-juggler/test/datatype.test.js

153 lines
4.0 KiB
JavaScript

// This test written in mocha+should.js
var should = require('./init.js');
var db, Model;
describe('datatypes', function () {
before(function (done) {
db = getSchema();
Nested = db.define('Nested', {});
Model = db.define('Model', {
str: String,
date: Date,
num: Number,
bool: Boolean,
list: {type: [String]},
arr: Array,
nested: Nested
});
db.automigrate(function () {
Model.destroyAll(done);
});
});
it('should return 400 when property of type array is set to string value',
function (done) {
var myModel = db.define('myModel', {
list: { type: ['object'] }
});
(function(){
myModel.create({ list: 'This string will crash the server' });
}).should.throw({ statusCode: 400 });
done();
});
it('should return 400 when property of type array is set to object value',
function (done) {
var myModel = db.define('myModel', {
list: { type: ['object'] }
});
(function(){
myModel.create({ list: { key: 'This string will crash the server' } });
}).should.throw({ statusCode: 400 });
done();
});
it('should keep types when get read data from db', function (done) {
var d = new Date, id;
Model.create({
str: 'hello', date: d, num: '3', bool: 1, list: ['test'], arr: [1, 'str']
}, function (err, m) {
should.not.exists(err);
should.exist(m && m.id);
m.str.should.be.type('string');
m.num.should.be.type('number');
m.bool.should.be.type('boolean');
m.list[0].should.be.equal('test');
m.arr[0].should.be.equal(1);
m.arr[1].should.be.equal('str');
id = m.id;
testFind(testAll);
});
function testFind(next) {
Model.findById(id, function (err, m) {
should.not.exist(err);
should.exist(m);
m.str.should.be.type('string');
m.num.should.be.type('number');
m.bool.should.be.type('boolean');
m.list[0].should.be.equal('test');
m.arr[0].should.be.equal(1);
m.arr[1].should.be.equal('str');
m.date.should.be.an.instanceOf(Date);
m.date.toString().should.equal(d.toString(), 'Time must match');
next();
});
}
function testAll() {
Model.findOne(function (err, m) {
should.not.exist(err);
should.exist(m);
m.str.should.be.type('string');
m.num.should.be.type('number');
m.bool.should.be.type('boolean');
m.date.should.be.an.instanceOf(Date);
m.date.toString().should.equal(d.toString(), 'Time must match');
done();
});
}
});
it('should respect data types when updating attributes', function (done) {
var d = new Date, id;
Model.create({
str: 'hello', date: d, num: '3', bool: 1}, function(err, m) {
should.not.exist(err);
should.exist(m && m.id);
// sanity check initial types
m.str.should.be.type('string');
m.num.should.be.type('number');
m.bool.should.be.type('boolean');
id = m.id;
testDataInDB(function () {
testUpdate(function() {
testDataInDB(done);
});
});
});
function testUpdate(done) {
Model.findById(id, function(err, m) {
should.not.exist(err);
// update using updateAttributes
m.updateAttributes({
id: id, num: '10'
}, function (err, m) {
should.not.exist(err);
m.num.should.be.type('number');
done();
});
});
}
function testDataInDB(done) {
// verify that the value stored in the db is still an object
db.connector.find(Model.modelName, id, function (err, data) {
should.exist(data);
data.num.should.be.type('number');
done();
});
}
});
it('should not coerce nested objects into ModelConstructor types', function() {
var coerced = Model._coerce({ nested: { foo: 'bar' } });
coerced.nested.constructor.name.should.equal('Object');
});
});