ampersand-model-and-collection-performance

ampersand-model-and-collection-performance

'use strict';
var Collection = require('ampersand-collection');
var Model = require('ampersand-model');
var MyModel = Model.extend({
    props: {
        field1: 'string',
        field2: 'string',
        field3: 'string',
        field4: 'string',
        field5: 'string'
    }
});
var MyColModel = Model.extend({
    props: {
        field1: 'string',
        field2: 'string',
        field3: 'string',
        field4: 'string',
        field5: 'string'
    },
    collections: {
        collection1: Collection,
        collection2: Collection,
        collection3: Collection
    }
});
var myCol;
var NUM_COLLECTIONS = 2000;
var _start;
var i;

// test 0 basic models
_start = Date.now();
for (i=0; i < NUM_COLLECTIONS; ++i) {
    new Model();
}
console.log((Date.now() - _start).toString() +
    ' ms to generate ' + NUM_COLLECTIONS + ' models');

// test 1 basic collections
_start = Date.now();
for (i=0; i < NUM_COLLECTIONS; ++i) {
    new Collection();
}
console.log((Date.now() - _start).toString() +
    ' ms to generate ' + NUM_COLLECTIONS + ' collections');

// test 2, collection of models with basic data
for (i=0; i < NUM_COLLECTIONS; ++i) {
    new Collection([new Model()]);
}
console.log((Date.now() - _start).toString() +
    ' ms to generate ' + NUM_COLLECTIONS + ' collections with 1x model each');

// test 3, many models, whom of which as a basic collection

var MyCollection = Collection.extend({
    model: MyModel
});

var MyModelWithCollection = Model.extend({
    field1: 'string',
    collections: {
        subCollection: MyCollection
    }
});

var mmwc;
_start = Date.now();
for (i=0; i < NUM_COLLECTIONS; ++i) {
    mmwc = new MyModelWithCollection({
        field1: 'string'
    });
    mmwc.subCollection.set([new MyModel({
        field1: 'string',
        field2: 'string',
        field3: 'string',
        field4: 'string',
        field5: 'string'
    })]);
}

console.log((Date.now() - _start).toString() +
    ' ms to generate ' + NUM_COLLECTIONS + ' models with 1x subcollection (collections hash)');

// test 4, many models, whom of which as a basic collection, no collections hash

var ModelWithCollection = Model.extend({
    myCol: 'collection'
});

var mmwc;
_start = Date.now();
for (i=0; i < NUM_COLLECTIONS; ++i) {
    mmwc = new ModelWithCollection();
    mmwc.myCol = new MyCollection([new MyModel({
        field1: 'string',
        field2: 'string',
        field3: 'string',
        field4: 'string',
        field5: 'string'
    })]);
}

console.log((Date.now() - _start).toString() +
    ' ms to generate ' + NUM_COLLECTIONS +
    ' models with 1x subcollection (collections attr)');

// test 5, one collection, many simple models
var t5models = [];
for (i=0; i < NUM_COLLECTIONS; ++i) {
    t5models.push(new MyModel({
        field1: 'string',
        field2: 'string',
        field3: 'string',
        field4: 'string',
        field5: 'string'
    }));
}
_start = Date.now();
myCol = new Collection(t5models);
console.log((Date.now() - _start).toString() +
    ' ms to generate a collection with ' + NUM_COLLECTIONS +
    ' prebuilt models');

// test 6, one collection, many models, each model with subcollections
var t6models = [];
for (i=0; i < NUM_COLLECTIONS; ++i) {
    t6models.push({
        field1: 'string',
        field2: 'string',
        field3: 'string',
        field4: 'string',
        field5: 'string',
        collection1: [{id: 1}, {id: 2}, {id: 3}],
        collection2: [{id: 1}, {id: 2}, {id: 3}],
        collection3: [{id: 1}, {id: 2}, {id: 3}]
    });
}
_start = Date.now();
var MyCollection = Collection.extend({
    model: MyColModel
});
myCol = new MyCollection(t6models);
console.log((Date.now() - _start).toString() +
    ' ms to generate a collection with ' + NUM_COLLECTIONS +
    ' models where each model has 5 str fields and 3x collections');