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used on boolean field change callback not triggered when update to false #17

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4 changes: 2 additions & 2 deletions lib/changed.js
Original file line number Diff line number Diff line change
Expand Up @@ -394,11 +394,11 @@ module.exports = function(Model, options) {
_.forEach(properties, function(key) {
debug('getChangedProperties: - checking property %s ', key);

if (newVals[key]) {
if (newVals[key] !== undefined) {
var newVal = newVals[key];
debug('getChangedProperties: - new value %s ', newVal);

if (!oldVals[key] || !_.isEqual(oldVals[key], newVal)) {
if (oldVals[key] === undefined || !_.isEqual(oldVals[key], newVal)) {
debug('getChangedProperties: - changed or new value: %s itemId: %s', newVal, itemId);

changedProperties[itemId][key] = newVal;
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8 changes: 8 additions & 0 deletions test/fixtures/simple-app/common/models/person.js
Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,14 @@ module.exports = function(Person) {
});
return cb.promise;
};
Person.changeFlag = function(args, cb) {
cb = cb || utils.createPromiseCallback();
debug('this.changeFlag() called with %o', args);
process.nextTick(function() {
cb(null);
});
return cb.promise;
};

// Define a function that should be called when a change is detected.
Person.changeAge = function(args, cb) {
Expand Down
6 changes: 4 additions & 2 deletions test/fixtures/simple-app/common/models/person.json
Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,8 @@
"name": "String",
"nickname": "String",
"age": "Number",
"status": "String"
"status": "String",
"flag": "boolean"
},
"validations": [],
"relations": {},
Expand All @@ -20,7 +21,8 @@
"name": "changeName",
"nickname": "changeName",
"age": "changeAge",
"status": "changeStatus"
"status": "changeStatus",
"flag": "changeFlag"
}
}
}
Expand Down
42 changes: 38 additions & 4 deletions test/test.js
Original file line number Diff line number Diff line change
Expand Up @@ -38,24 +38,26 @@ describe('loopback datasource changed property', function() {
this.spyAge = this.sinon.spy(app.models.Person, 'changeAge');
this.spyStatus = this.sinon.spy(app.models.Person, 'changeStatus');
this.spyName = this.sinon.spy(app.models.Person, 'changeName');
this.spyFlag = this.sinon.spy(app.models.Person, 'changeFlag');
});

lt.beforeEach.withApp(app);

describe('when called internally', function() {
lt.beforeEach.givenModel('Person',
{title: 'Mr', name:'Joe Blogs', nickname: 'joe', age: 21, status: 'active'}, 'joe');
{title: 'Mr', name:'Joe Blogs', nickname: 'joe', age: 21, status: 'active', flag: true}, 'joe');
lt.beforeEach.givenModel('Person',
{title: 'Mr', name:'Bilbo Baggins', nickname: 'bilbo', age: 99, status: 'active'}, 'bilbo');
{title: 'Mr', name:'Bilbo Baggins', nickname: 'bilbo', age: 99, status: 'active', flag: true}, 'bilbo');
lt.beforeEach.givenModel('Person',
{title: 'Miss', name:'Tina Turner', nickname: 'tina', age: 80, status: 'pending'}, 'tina');
{title: 'Miss', name:'Tina Turner', nickname: 'tina', age: 80, status: 'pending', flag: false}, 'tina');

describe('Model.create', function() {
it('should not run callback when creating new instances.', function(done) {
var self = this;
expect(self.spyAge).not.to.have.been.called;
expect(self.spyAge).not.to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).not.to.have.been.called;
done();
});
});
Expand All @@ -68,6 +70,7 @@ describe('loopback datasource changed property', function() {
expect(self.spyAge).not.to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).not.to.have.been.called;
done();
})
.catch(done);
Expand All @@ -80,6 +83,7 @@ describe('loopback datasource changed property', function() {
expect(self.spyAge).not.to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).not.to.have.been.called;
done();
})
.catch(done);
Expand All @@ -92,6 +96,7 @@ describe('loopback datasource changed property', function() {
expect(self.spyAge).not.to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).not.to.have.been.called;
done();
})
.catch(done);
Expand All @@ -105,10 +110,38 @@ describe('loopback datasource changed property', function() {
expect(self.spyAge).to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).not.to.have.been.called;
done();
})
.catch(done);
});

it('should run the callback after updating a watched property', function(done) {
var self = this;
this.joe.updateAttribute('flag', false)
.then(function(res) {
expect(res.flag).to.equal(false);
expect(self.spyAge).not.to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).to.have.been.called;
done();
})
.catch(done);
});
it('should run the callback after updating a watched property', function(done) {
var self = this;
this.tina.updateAttribute('flag', true)
.then(function(res) {
expect(res.flag).to.equal(true);
expect(self.spyAge).not.to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).to.have.been.called;
done();
})
.catch(done);
});
});

describe('Model.updateAttributes', function() {
Expand All @@ -119,6 +152,7 @@ describe('loopback datasource changed property', function() {
expect(self.spyAge).not.to.have.been.called;
expect(self.spyStatus).not.to.have.been.called;
expect(self.spyName).not.to.have.been.called;
expect(self.spyFlag).not.to.have.been.called;
done();
})
.catch(done);
Expand Down