@carbon/ibm-cloud-cognitive-cdai/lib/component_helpers/FileHelper.spec.js

Carbon for Cloud & Cognitive CD&AI UI components

"use strict";

var _typeof = require("@babel/runtime/helpers/typeof");
var FileHelper = _interopRequireWildcard(require("./FileHelper"));
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != _typeof(e) && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
//
// Copyright IBM Corp. 2020, 2020
//
// This source code is licensed under the Apache-2.0 license found in the
// LICENSE file in the root directory of this source tree.
//

describe('FileHelper', function () {
  describe('getExtensionFromFilename', function () {
    it('returns the expected output for a file with an extension', function () {
      expect(FileHelper.getExtensionFromFilename('foo.jpg')).toEqual('jpg');
      expect(FileHelper.getExtensionFromFilename('foo.bar.txt')).toEqual('txt');
      expect(FileHelper.getExtensionFromFilename('foobar')).toEqual(undefined);
    });
  });
  describe('hasValidFilename', function () {
    it('should return true for a valid filename', function () {
      expect(FileHelper.hasValidFilename('valid')).toEqual(true);
    });
    it('should return false for an invalid filename', function () {
      expect(FileHelper.hasValidFilename('***')).toEqual(false);
    });
  });
  describe('hasValidExtension', function () {
    it('returns true for valid extension', function () {
      expect(FileHelper.hasValidExtension('txt', ['txt'])).toEqual(true);
    });
    it('returns false for invalid extension', function () {
      expect(FileHelper.hasValidExtension('bar', ['txt'])).toEqual(false);
    });
    it('returns true for wildcard extension', function () {
      expect(FileHelper.hasValidExtension('txt', ['*'])).toEqual(true);
      expect(FileHelper.hasValidExtension('blah', ['*'])).toEqual(true);
      expect(FileHelper.hasValidExtension('', ['*'])).toEqual(true);
    });
  });
  describe('parseFileFromUrl', function () {
    it('returns the filename for a full url', function () {
      expect(FileHelper.parseFileFromUrl('http://foo.com/foo.png')).toEqual('foo.png');
    });
  });
});