Index test with helpers

test.question.realtime.client.service.js

    it.only('buildIndex should properly build an index', inject(function (RealtimeQuestion) {
        var post = generateMockPost();
        var index = generateMockIndex(post);
        RealtimeQuestion.buildIndex(post).should.deep.equal(index);
    }));
    
    //-------------------------------------------------------------------------
    // HELPER FUNCTIONS
    //-------------------------------------------------------------------------
    var getRandomInt = function(min, max) {
        return Math.floor(Math.random() * (max - min + 1)) + min;
    };

    var generateMockPost = function() {
        var numAnswers = getRandomInt(1,10);
        var numComments = getRandomInt(1,10);

        var post = { _id: 'p1', comments:[], answers:[]};

        for(var c = 0; c < numComments; ++c ) {
            post.comments.push({_id: 'c' + c});
        }

        for(var a = 0; a < numAnswers; ++a ) {
            var answer = {_id: 'a' + a, comments:[]};
            var numAnswerComments = getRandomInt(1,10);
            for(var ac = 0; ac < numAnswerComments; ++ac ) {
                answer.comments.push({_id: 'ac' + ac});
            }

            post.answers.push(answer);
        }

        return post;
    }

    var generateMockIndex = function(post) {
        var index = {};

        index[post._id] = { obj: post, collection: []};

        post.comments.each(function (comment) {
            index[comment._id] = { obj: comment, collection: post.comments};
        });

        post.answers.each(function (answer) {
            index[answer._id] = { obj: answer, collection: post.answers};

            answer.comments.each(function (comment) {
                index[comment._id] = { obj: comment, collection: answer.comments};
            });
        });

        return index;
    }