falcor.model.spec.js

var app      = require('../../server/app.js');
var model      = require('../../model.js');

var request  = require('supertest');
var apitest = request(app);

describe('integration', function () {
    it('model.json post should throw 500 error without args', function (done) {
        apitest.post('/model.json')
            .expect(500, done);
    });

    it('model.json should accept post request', function (done) {
        apitest.post('/model.json')
            .send({ 
                method    : 'call', 
                callPath  : ['names','add'],
                arguments : ['1234567']
            })
            .expect(200, done);
    });
});

requestToContext.js

"use strict";

var url = require("url");

var parseArgs = {
    "jsonGraph": true,
    "callPath": true,
    "arguments": true,
    "pathSuffixes": true,
    "paths": true
};

module.exports = function requestToContext(req) {
    var queryMap = req.method === "POST" ? req.body : url.parse(req.url, true).query;
    var context = {};
    if (queryMap) {
        Object.keys(queryMap).forEach(function(key) {
            var arg = queryMap[key];
            if (parseArgs[key] && arg != null && Object.prototype.toString.call(arg) !== "[object Array]") {
                context[key] = JSON.parse(arg);
            } else {
                context[key] = arg;
            }
        });
    }

    return context;
};