imager/test/test.js

Easy way to resize, crop and upload images to Rackspace cloudfiles and Amazon S3

/**
 * Module dependencies.
 */

var fs = require('fs');
var Imager = require('..');
var should = require('should');
var request = require('superagent');
var co = require('co');
var config = require('./imager');
var files = [
  __dirname + '/fixtures/image-1.png',
  __dirname + '/fixtures/image-2.jpg'
];

describe('imager.upload', function () {
  it('should upload and return the uploaded files', function (done) {
    var imager = new Imager(config.variants.item, config.storages.amazon);
    imager.upload(files, function (err, uploaded) {
      should.not.exist(err);
      uploaded.should.be.instanceOf(Object);
      uploaded.should.have.property('thumb')
      uploaded.thumb.should.be.instanceOf(Array);
      uploaded.thumb.should.have.lengthOf(2);
      uploaded.should.have.property('large')
      uploaded.large.should.be.instanceOf(Array);
      uploaded.large.should.have.lengthOf(2);
      done(err);
    });
  });

  it('should obey preset.rename and rename the remote files', function (done) {
    config.variants.item.thumb.rename = function (file) {
      return 'user/1/thumb/' + file.name;
    };
    var imager = new Imager(config.variants.item, config.storages.amazon);
    imager.upload(files, function (err, uploaded) {
      should.not.exist(err);
      uploaded.thumb.should.containDeep([
        'https://'+ config.storages.amazon.container +'.s3.amazonaws.com/user/1/thumb/image-1.png',
        'https://'+ config.storages.amazon.container +'.s3.amazonaws.com/user/1/thumb/image-2.jpg'
      ])
      done(err);
    });
  });

  // Figure out a way to test the original image was uploaded
  it.skip('should obey preset.original option and upload original image without processing', function (done) {
    var stat = fs.statSync(files[1]);
    delete config.variants.item.thumb;
    var imager = new Imager(config.variants.item, config.storages.rackspace);
    imager.upload(files[1], function (err, uploaded) {
      should.not.exist(err);
      should.exist(uploaded.large[0]);
      // uploaded.large[0].should.equal('https://'+ config.storages.amazon.container +'.s3.amazonaws.com/large_image-2.jpg');
      request
        .get(uploaded.large[0])
        .end(function (err, res) {
          res.headers['content-length'].should.equal(stat.size);
          done(err);
        });
    });
  });

  it('should upload the files even when presets are not provided', function (done) {
    var imager = new Imager(config.storages.amazon);
    imager.upload(files, function (err, uploaded) {
      should.not.exist(err);
      uploaded.original.should.containDeep([
        'https://'+ config.storages.amazon.container +'.s3.amazonaws.com/original_image-1.png',
        'https://'+ config.storages.amazon.container +'.s3.amazonaws.com/original_image-2.jpg'
      ]);
      done(err);
    });
  });
});

describe('imager.remove', function () {
  it('should remove the uploaded files', function (done) {
    var imager = new Imager(config.storages.amazon);
    var files = [
      'original_image-1.png',
      'original_image-2.jpg'
    ];
    imager.remove(files, function (err) {
      should.not.exist(err);
      done();
    });
  });

  it('should remove a single uploaded file', function (done) {
    var imager = new Imager(config.storages.amazon);
    var file = 'original_image-2.jpg';
    imager.remove(file, function (err) {
      should.not.exist(err);
      done();
    });
  });
});