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             Log.init_logging();
  30         });
  31
  32         it('should use noop for levels lower than the min level', function () {
  33             Log.init_logging('warn');
  34             Log.Debug('hi');
  35             Log.Info('hello');
  36             expect(console.log).to.not.have.been.called;
  37         });
  38
  39         it('should use console.debug for Debug', function () {
  40             Log.init_logging('debug');
  41             Log.Debug('dbg');
  42             expect(console.debug).to.have.been.calledWith('dbg');
  43         });
  44
  45         it('should use console.info for Info', function () {
  46             Log.init_logging('debug');
  47             Log.Info('inf');
  48             expect(console.info).to.have.been.calledWith('inf');
  49         });
  50
  51         it('should use console.warn for Warn', function () {
  52             Log.init_logging('warn');
  53             Log.Warn('wrn');
  54             expect(console.warn).to.have.been.called;
  55             expect(console.warn).to.have.been.calledWith('wrn');
  56         });
  57
  58         it('should use console.error for Error', function () {
  59             Log.init_logging('error');
  60             Log.Error('err');
  61             expect(console.error).to.have.been.called;
  62             expect(console.error).to.have.been.calledWith('err');
  63         });
  64     });
  65
  66     describe('language selection', function () {
  67         var origNavigator;
  68         beforeEach(function () {
  69             // window.navigator is a protected read-only property in many
  70             // environments, so we need to redefine it whilst running these
  71             // tests.
  72             origNavigator = Object.getOwnPropertyDescriptor(window, "navigator");
  73             if (origNavigator === undefined) {
  74                 // Object.getOwnPropertyDescriptor() doesn't work
  75                 // properly in any version of IE
  76                 this.skip();
  77             }
  78
  79             Object.defineProperty(window, "navigator", {value: {}});
  80             if (window.navigator.languages !== undefined) {
  81                 // Object.defineProperty() doesn't work properly in old
  82                 // versions of Chrome
  83                 this.skip();
  84             }
  85
  86             window.navigator.languages = [];
  87         });
  88         afterEach(function () {
  89             Object.defineProperty(window, "navigator", origNavigator);
  90         });
  91
  92         it('should use English by default', function() {
  93             expect(l10n.language).to.equal('en');
  94         });
  95         it('should use English if no user language matches', function() {
  96             window.navigator.languages = ["nl", "de"];
  97             l10n.setup(["es", "fr"]);
  98             expect(l10n.language).to.equal('en');
  99         });
 100         it('should use the most preferred user language', function() {
 101             window.navigator.languages = ["nl", "de", "fr"];
 102             l10n.setup(["es", "fr", "de"]);
 103             expect(l10n.language).to.equal('de');
 104         });
 105         it('should prefer sub-languages languages', function() {
 106             window.navigator.languages = ["pt-BR"];
 107             l10n.setup(["pt", "pt-BR"]);
 108             expect(l10n.language).to.equal('pt-BR');
 109         });
 110         it('should fall back to language "parents"', function() {
 111             window.navigator.languages = ["pt-BR"];
 112             l10n.setup(["fr", "pt", "de"]);
 113             expect(l10n.language).to.equal('pt');
 114         });
 115         it('should not use specific language when user asks for a generic language', function() {
 116             window.navigator.languages = ["pt", "de"];
 117             l10n.setup(["fr", "pt-BR", "de"]);
 118             expect(l10n.language).to.equal('de');
 119         });
 120         it('should handle underscore as a separator', function() {
 121             window.navigator.languages = ["pt-BR"];
 122             l10n.setup(["pt_BR"]);
 123             expect(l10n.language).to.equal('pt_BR');
 124         });
 125         it('should handle difference in case', function() {
 126             window.navigator.languages = ["pt-br"];
 127             l10n.setup(["pt-BR"]);
 128             expect(l10n.language).to.equal('pt-BR');
 129         });
 130     });
 131
 132     // TODO(directxman12): test the conf_default and conf_defaults methods
 133     // TODO(directxman12): test decodeUTF8
 134     // TODO(directxman12): test the event methods (addEvent, removeEvent, stopEvent)
 135     // TODO(directxman12): figure out a good way to test getPosition and getEventPosition
 136     // TODO(directxman12): figure out how to test the browser detection functions properly
 137     //                     (we can't really test them against the browsers, except for Gecko
 138     //                     via PhantomJS, the default test driver)
 139 });