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denormalizerSpec.js
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denormalizerSpec.js
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var Denormalizer = require('../lib/denormalizer');
describe('Denormalizer', function() {
var denormalizer = null;
beforeEach(function() {
denormalizer = new Denormalizer();
})
describe('#registerView', function() {
it('should store view in the list of views', function() {
var view = new View('foo', ['bar', 'baz']);
denormalizer.registerView(view);
expect(denormalizer.views['foo']).toEqual(view);
})
it('should store view to the events map', function() {
var view = new View('foo', ['bar', 'baz']);
denormalizer.registerView(view);
expect(denormalizer.eventsMap['bar']).toEqual([view]);
expect(denormalizer.eventsMap['baz']).toEqual([view]);
})
it('should throw an exception if the view already exists', function() {
var view = new View('foo', ['bar', 'baz']);
denormalizer.registerView(view);
expect(function() {
denormalizer.registerView(view);
}).toThrow('View with a given name is already registered!');
})
})
describe('#updateViews', function() {
it('should trigger .build function for all registered views', function() {
var view = new View('foo', ['bar', 'baz']);
spyOn(view, 'build');
denormalizer.registerView(view);
denormalizer.updateViews('baz');
expect(view.build).toHaveBeenCalled();
})
})
describe('#build', function() {
it('should trigger .load function for the view if exists', function() {
var view = new View('foo', ['bar', 'baz']);
spyOn(view, 'build');
denormalizer.registerView(view);
denormalizer.build('foo');
expect(view.build).toHaveBeenCalled();
})
it('should throw exception if view doesnt exist', function() {
expect(function() {
denormalizer.build('foo');
}).toThrow('View is not registered!');
})
})
})