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utils.test.js
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utils.test.js
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/**
* Module dependencies.
*/
var start = require('./common')
, mongoose = start.mongoose
, Schema = mongoose.Schema
, utils = require('../lib/utils')
, StateMachine = require('../lib/statemachine')
, ObjectId = require('../lib/types/objectid')
/**
* Setup.
*/
var ActiveRoster = StateMachine.ctor('require', 'init', 'modify');
/**
* Test.
*/
module.exports = {
'should detect a path as required if it has been required': function () {
var ar = new ActiveRoster();
ar.require('hello');
ar.stateOf('hello').should.equal('require');
},
'should detect a path as inited if it has been inited': function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.stateOf('hello').should.equal('init');
},
'should detect a path as modified': function () {
var ar = new ActiveRoster();
ar.modify('hello');
ar.stateOf('hello').should.equal('modify');
},
'should remove a path from an old state upon a state change': function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.modify('hello');
ar.states.init.should.not.have.property('hello');
ar.states.modify.should.have.property('hello');
},
'forEach should be able to iterate through the paths belonging to one state': function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.init('goodbye');
ar.modify('world');
ar.require('foo');
ar.forEach('init', function (path) {
['hello', 'goodbye'].should.contain(path);
});
},
'forEach should be able to iterate through the paths in the union of two or more states': function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.init('goodbye');
ar.modify('world');
ar.require('foo');
ar.forEach('modify', 'require', function (path) {
['world', 'foo'].should.contain(path);
});
},
'forEach should iterate through all paths that have any state if given no state arguments': function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.init('goodbye');
ar.modify('world');
ar.require('foo');
ar.forEach(function (path) {
['hello', 'goodbye', 'world', 'foo'].should.contain(path);
});
},
'should be able to detect if at least one path exists in a set of states': function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.modify('world');
ar.some('init').should.be.true;
ar.some('modify').should.be.true;
ar.some('require').should.be.false;
ar.some('init', 'modify').should.be.true;
ar.some('init', 'require').should.be.true;
ar.some('modify', 'require').should.be.true;
},
'should be able to `map` over the set of paths in a given state': function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.modify('world');
ar.require('iAmTheWalrus');
var suffixedPaths = ar.map('init', 'modify', function (path) {
return path + '-suffix';
});
suffixedPaths.should.eql(['hello-suffix', 'world-suffix']);
},
"should `map` over all states' paths if no states are specified in a `map` invocation": function () {
var ar = new ActiveRoster();
ar.init('hello');
ar.modify('world');
ar.require('iAmTheWalrus');
var suffixedPaths = ar.map(function (path) {
return path + '-suffix';
});
suffixedPaths.should.eql(['iAmTheWalrus-suffix', 'hello-suffix', 'world-suffix']);
},
'test utils.options': function () {
var o = { a: 1, b: 2, c: 3, 0: 'zero1' };
var defaults = { b: 10, d: 20, 0: 'zero2' };
var result = utils.options(defaults, o);
result.a.should.equal(1);
result.b.should.equal(2);
result.c.should.equal(3);
result.d.should.equal(20);
o.d.should.equal(result.d);
result['0'].should.equal('zero1');
var result2 = utils.options(defaults);
result2.b.should.equal(10);
result2.d.should.equal(20);
result2['0'].should.equal('zero2');
// same properties/vals
defaults.should.eql(result2);
// same object
defaults.should.not.equal(result2);
},
'test deepEquals on ObjectIds': function () {
var s = (new ObjectId).toString();
var a = new ObjectId(s)
, b = new ObjectId(s);
utils.deepEqual(a, b).should.be.true;
utils.deepEqual(a, a).should.be.true;
utils.deepEqual(a, new ObjectId).should.be.false;
},
'deepEquals on MongooseDocumentArray works': function () {
var db = start()
, A = new Schema({ a: String })
, M = db.model('deepEqualsOnMongooseDocArray', new Schema({
a1: [A]
, a2: [A]
}));
db.close();
var m1 = new M({
a1: [{a: 'Hi'}, {a: 'Bye'}]
});
m1.a2 = m1.a1;
utils.deepEqual(m1.a1, m1.a2).should.be.true;
var m2 = new M;
m2.init(m1.toObject());
utils.deepEqual(m1.a1, m2.a1).should.be.true;
m2.set(m1.toObject());
utils.deepEqual(m1.a1, m2.a1).should.be.true;
}
};