gerich-home/it-depends

var expect = require('chai').expect;
var itDepends = require('../out/build/it-depends.js');

describe('value', function () {
    it('should store initial value', function () {
        var value = itDepends.value('Bob');
        
        expect(value()).to.equal('Bob');
    });
    
    it('should support undefined initial value', function () {
        var value = itDepends.value();
        
        expect(value()).to.be.undefined;
    });
    
    it('should change value after calling write as a method', function () {
        var value = itDepends.value('Bob');
        
        value.write('Jack');
        
        expect(value()).to.equal('Jack');
    });
    
    it('should change value after calling write as a separate function', function () {
        var value = itDepends.value('Bob');
        
        var writer = value.write;
        
        writer('Jack');
        
        expect(value()).to.equal('Jack');
    });
});