it('should not fire if `silent = true` is given when calling `set` method', function () {
var model = new Model();
var handler = jasmine.createSpy();
model.on('change', handler);
model.set('x', 1, { silent: true });
expect(handler).not.toHaveBeenCalled();
});
it('should have a `type` property with value **change** in its event object', function () {
var model = new Model();
var handler = jasmine.createSpy();
model.on('change', handler);
model.set('x', 1);
expect(handler.calls.mostRecent().args[0].type).toBe('change');
});
it('should not fire when set a value with the same value as its previous value', function () {
var model = new Model({ x: 1 });
var handler = jasmine.createSpy();
model.on('change', handler);
model.set('x', 1);
expect(handler).not.toHaveBeenCalled();
});
it('should have a `changes` array in its event object', function () {
var model = new Model();
var handler = jasmine.createSpy();
model.on('change', handler);
model.set('x', 1);
expect(handler.calls.mostRecent().args[0].changes).toBeOfType('array');
});
it('should fire a `change` event when calling `set` method to add or update a property', function () {
var model = new Model();
var handler = jasmine.createSpy();
model.on('change', handler);
model.set('x', 1);
expect(handler).toHaveBeenCalled();
});
it('should have a `newValue` property in its change record', function () {
var model = new Model();
var handler = jasmine.createSpy();
model.on('change', handler);
model.set('x', 1);
var record = handler.calls.mostRecent().args[0].changes[0];
expect(record.hasOwnProperty('newValue')).toBe(true);
});
it('should have a `type` property in its change record', function () {
var model = new Model();
var handler = jasmine.createSpy();
model.on('change', handler);
model.set('x', 1);
var record = handler.calls.mostRecent().args[0].changes[0];
expect(record.type).toBeOfType('string');
});
it('should fire with type **change** when updating a property', function () {
var model = new Model({ x: 1 });
var handler = jasmine.createSpy();
model.on('change', handler);
var value = {};
model.set('x', value);
var record = handler.calls.mostRecent().args[0].changes[0];
expect(record.type).toBe('change');
expect(record.newValue).toBe(value);
expect(record.oldValue).toBe(1);
});
it('should fire with type **add** when adding a property', function () {
var model = new Model();
var handler = jasmine.createSpy();
model.on('change', handler);
var value = {};
model.set('x', value);
var record = handler.mostRecentCall.args[0].changes[0];
expect(record.type).toBe('add');
expect(record.newValue).toBe(value);
expect(record.oldValue).toBeUndefined();
});
it('should return the given value', function () {
var model = new Model();
var value = {};
var returnValue = model.set('x', value);
expect(returnValue).toBe(value);
});
it('should change the value if a property exists', function () {
var model = new Model({ x: 1 });
var value = {};
model.set('x', value);
expect(model.get('x')).toBe(value);
});
it('should be able to add a property', function () {
var model = new Model();
var value = {};
model.set('x', value);
expect(model.get('x')).toBe(value);
});
it('should not return its stored context directly', function () {
var model = new Model({ x: 1 });
var value = model.valueOf();
model.set('y', 1);
expect(value.y).toBeUndefined();
});
it('should return the given extension object', function () {
var model = new Model();
var value = { foo: 1, bar: 2 };
var returnValue = model.set('x', value);
expect(returnValue).toBe(value);
});
exports.createModel = function () {
var Model = require('er/Model');
var model = new Model();
model.set('indexURL', require('er/config').indexURL);
return model;
};