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phab/externals/javelinjs/src/core/__tests__/install.js
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install.js
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/**
* @requires javelin-install
*/
describe('Javelin Install', function() {
it('should extend from an object', function() {
JX.install('Animal', {
properties: {
name: 'bob'
}
});
JX.install('Dog', {
extend: 'Animal',
members: {
bark: function() {
return 'bow wow';
}
}
});
var bob = new JX.Dog();
expect(bob.getName()).toEqual('bob');
expect(bob.bark()).toEqual('bow wow');
});
it('should create a class', function() {
var Animal = JX.createClass({
name: 'Animal',
properties: {
name: 'bob'
}
});
var Dog = JX.createClass({
name: 'Dog',
extend: Animal,
members: {
bark: function() {
return 'bow wow';
}
}
});
var bob = new Dog();
expect(bob.getName()).toEqual('bob');
expect(bob.bark()).toEqual('bow wow');
});
it('should call base constructor when construct is not provided', function() {
var Base = JX.createClass({
name: 'Base',
construct: function() {
this.baseCalled = true;
}
});
var Sub = JX.createClass({
name: 'Sub',
extend: Base
});
var obj = new Sub();
expect(obj.baseCalled).toBe(true);
});
it('should call intialize after install', function() {
var initialized = false;
JX.install('TestClass', {
properties: {
foo: 'bar'
},
initialize: function() {
initialized = true;
}
});
expect(initialized).toBe(true);
});
it('should call base ctor when construct is not provided in JX.install',
function() {
JX.install('Base', {
construct: function() {
this.baseCalled = true;
}
});
JX.install('Sub', {
extend: 'Base'
});
var obj = new JX.Sub();
expect(obj.baseCalled).toBe(true);
});
it('[DEV] should throw when calling install with name', function() {
ensure__DEV__(true, function() {
expect(function() {
JX.install('AngryAnimal', {
name: 'Kitty'
});
}).toThrow();
});
});
it('[DEV] should throw when calling createClass with initialize', function() {
ensure__DEV__(true, function() {
expect(function() {
JX.createClass({
initialize: function() {
}
});
}).toThrow();
});
});
it('initialize() should be able to access the installed class', function() {
JX.install('SomeClassWithInitialize', {
initialize : function() {
expect(!!JX.SomeClassWithInitialize).toBe(true);
}
});
});
it('should work with toString and its friends', function() {
JX.install('NiceAnimal', {
members: {
toString: function() {
return 'I am very nice.';
},
hasOwnProperty: function() {
return true;
}
}
});
expect(new JX.NiceAnimal().toString()).toEqual('I am very nice.');
expect(new JX.NiceAnimal().hasOwnProperty('dont-haz')).toEqual(true);
});
});
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