Data generating for integration testing in MongoDb application

clearDb.js

function removeAll() {
    var names = db.getCollectionNames();
    for(var i = 0; i < names.length; i++) {
		if(names[i] == "system.indexes") continue;
		
		db[names[i]].dropIndexes();
	    db[names[i]].remove({});
	    //db[names[i]].drop();
    }
}
removeAll();

// Call from shell as:
// mongo database_name /path/of/clearDb.js

copyDb.js

db.copyDatabase("socialmaps_test_backup", "socialmaps_test");

// Call from shell as:
// mongo database_name /path/of/copyDb.js

prepareBackup.js

/** deals indexes **/
db.getCollection("deals").ensureIndex({ "_id": NumberInt(1) },[]);
db.getCollection("deals").ensureIndex({ "location": "2d" });

/** deals records **/
db.getCollection("deals").insert({
  "_id": ObjectId("500ed567757df23105000001"),
  "title": "A football club in Dhaka",
  "description": "I have not tried removing the extends Base, but I'm curious as to why that would affect the outcome of the query. Base is an Abstract class I made just to handle some simple operations common to all models. I'm able to run other queries against ODM with stellar success.",
  "link": "http://www.bracbank.com/",
  "maplink": "https://maps.google.com/maps?f=d&source=s_d&saddr=Dhaka,+Bangladesh&daddr=&hl=en&geocode=CZUgR70GmSI1FeHIaQEd54BjBSmBawKHsLhVNzHCBFndu2Oljw&sll=23.709924,90.407138&sspn=0.021847,0.040555&vpsrc=6&mra=mift&ie=UTF8&t=m&z=15&iwloc=ddw0",
  "category": "sports",
  "location": {
    "lng": 80.05,
    "lat": 90.05
  },
  "createDate": ISODate("2012-07-24T17:03:35.0Z")
});

// More collections and records as known data set...

test_helper.php

<?php

use \Doctrine\ODM\MongoDB\DocumentManager;

define('API_BASEURL', 'http://api.example.local/index_test.php');

function prepareBackupDatabase()
{
    exec("mongo socialmaps_test_backup ". __DIR__. "/scripts/clearDb.js");
    exec("mongo socialmaps_test_backup ". __DIR__. "/scripts/prepareBackup.js");
}

function clearDatabase() {
    exec("mongo socialmaps_test ". __DIR__. "/scripts/clearDb.js");
}

function restoreDatabase() {
    exec("mongo socialmaps_test ". __DIR__. "/scripts/copyDb.js");
}

// Other helper functions...

?>