mach/modules/utils/__tests__/getMimeType-test.js

HTTP for JavaScript

var expect = require('expect');
var MimeTypes = require('../../MimeTypes');
var getMimeType = require('../getMimeType');

describe('getMimeType', function () {

  Object.keys(MimeTypes).forEach(function (type) {
    MimeTypes[type].forEach(function (ext) {
      describe('when given a file with a "' + ext + '" extension', function () {
        it('returns the correct mime type', function () {
          expect(getMimeType('file.' + ext)).toEqual(type);
        });
      });
    });
  });

  describe('when given a file with an unknown extension', function () {
    describe('and a default type is given', function () {
      it('returns the default type', function () {
        expect(getMimeType('file.unknown-type', 'text/html')).toEqual('text/html');
      });
    });

    describe('and a default type is not given', function () {
      it('returns application/octet-stream', function () {
        expect(getMimeType('file.unknown-type')).toEqual('application/octet-stream');
      });
    });
  });

});