tests/test.util.js

   1 /* jshint expr: true */
   2
   3 var assert = chai.assert;
   4 var expect = chai.expect;
   5
   6 import * as Log from '../core/util/logging.js';
   7 import l10nGet, { l10n } from '../core/util/localization.js';
   8
   9 import sinon from '../vendor/sinon.js';
  10
  11 describe('Utils', function() {
  12     "use strict";
  13
  14     describe('logging functions', function () {
  15         beforeEach(function () {
  16             sinon.spy(console, 'log');
  17             sinon.spy(console, 'debug');
  18             sinon.spy(console, 'warn');
  19             sinon.spy(console, 'error');
  20             sinon.spy(console, 'info');
  21         });
  22
  23         afterEach(function () {
  24            console.log.restore();
  25            console.debug.restore();
  26            console.warn.restore();
  27            console.error.restore();
  28            console.info.restore();
  29         });
  30
  31         it('should use noop for levels lower than the min level', function () {
  32             Log.init_logging('warn');
  33             Log.Debug('hi');
  34             Log.Info('hello');
  35             expect(console.log).to.not.have.been.called;
  36         });
  37
  38         it('should use console.debug for Debug', function () {
  39             Log.init_logging('debug');
  40             Log.Debug('dbg');
  41             expect(console.debug).to.have.been.calledWith('dbg');
  42         });
  43
  44         it('should use console.info for Info', function () {
  45             Log.init_logging('debug');
  46             Log.Info('inf');
  47             expect(console.info).to.have.been.calledWith('inf');
  48         });
  49
  50         it('should use console.warn for Warn', function () {
  51             Log.init_logging('warn');
  52             Log.Warn('wrn');
  53             expect(console.warn).to.have.been.called;
  54             expect(console.warn).to.have.been.calledWith('wrn');
  55         });
  56
  57         it('should use console.error for Error', function () {
  58             Log.init_logging('error');
  59             Log.Error('err');
  60             expect(console.error).to.have.been.called;
  61             expect(console.error).to.have.been.calledWith('err');
  62         });
  63     });
  64
  65     describe('language selection', function () {
  66         var origNavigator;
  67         beforeEach(function () {
  68             // window.navigator is a protected read-only property in many
  69             // environments, so we need to redefine it whilst running these
  70             // tests.
  71             origNavigator = Object.getOwnPropertyDescriptor(window, "navigator");
  72             if (origNavigator === undefined) {
  73                 // Object.getOwnPropertyDescriptor() doesn't work
  74                 // properly in any version of IE
  75                 this.skip();
  76             }
  77
  78             Object.defineProperty(window, "navigator", {value: {}});
  79             if (window.navigator.languages !== undefined) {
  80                 // Object.defineProperty() doesn't work properly in old
  81                 // versions of Chrome
  82                 this.skip();
  83             }
  84
  85             window.navigator.languages = [];
  86         });
  87         afterEach(function () {
  88             Object.defineProperty(window, "navigator", origNavigator);
  89         });
  90
  91         it('should use English by default', function() {
  92             expect(l10n.language).to.equal('en');
  93         });
  94         it('should use English if no user language matches', function() {
  95             window.navigator.languages = ["nl", "de"];
  96             l10n.setup(["es", "fr"]);
  97             expect(l10n.language).to.equal('en');
  98         });
  99         it('should use the most preferred user language', function() {
 100             window.navigator.languages = ["nl", "de", "fr"];
 101             l10n.setup(["es", "fr", "de"]);
 102             expect(l10n.language).to.equal('de');
 103         });
 104         it('should prefer sub-languages languages', function() {
 105             window.navigator.languages = ["pt-BR"];
 106             l10n.setup(["pt", "pt-BR"]);
 107             expect(l10n.language).to.equal('pt-BR');
 108         });
 109         it('should fall back to language "parents"', function() {
 110             window.navigator.languages = ["pt-BR"];
 111             l10n.setup(["fr", "pt", "de"]);
 112             expect(l10n.language).to.equal('pt');
 113         });
 114         it('should not use specific language when user asks for a generic language', function() {
 115             window.navigator.languages = ["pt", "de"];
 116             l10n.setup(["fr", "pt-BR", "de"]);
 117             expect(l10n.language).to.equal('de');
 118         });
 119         it('should handle underscore as a separator', function() {
 120             window.navigator.languages = ["pt-BR"];
 121             l10n.setup(["pt_BR"]);
 122             expect(l10n.language).to.equal('pt_BR');
 123         });
 124         it('should handle difference in case', function() {
 125             window.navigator.languages = ["pt-br"];
 126             l10n.setup(["pt-BR"]);
 127             expect(l10n.language).to.equal('pt-BR');
 128         });
 129     });
 130
 131     // TODO(directxman12): test the conf_default and conf_defaults methods
 132     // TODO(directxman12): test decodeUTF8
 133     // TODO(directxman12): test the event methods (addEvent, removeEvent, stopEvent)
 134     // TODO(directxman12): figure out a good way to test getPosition and getEventPosition
 135     // TODO(directxman12): figure out how to test the browser detection functions properly
 136     //                     (we can't really test them against the browsers, except for Gecko
 137     //                     via PhantomJS, the default test driver)
 138 });