Move localization.js to app

Since it is no longer used in core. Also splits localization tests into
a separate file.

app/ui.js

@@ -12,7 +12,7 @@
 /* global window, document.getElementById, Util, WebUtil, RFB, Display */
 
 import * as Log from '../core/util/logging.js';
-import _, { l10n } from '../core/util/localization.js';
+import _, { l10n } from './localization.js';
 import { isTouchDevice } from '../core/util/browsers.js';
 import { setCapture, getPointerEvent } from '../core/util/events.js';
 import KeyTable from "../core/input/keysym.js";

karma.conf.js

@@ -61,6 +61,7 @@ module.exports = function(config) {
     files: [
       { pattern: 'vendor/sinon.js', included: false },
       { pattern: 'node_modules/sinon-chai/lib/sinon-chai.js', included: false },
+      { pattern: 'app/localization.js', included: false },
       { pattern: 'core/**/*.js', included: false },
       { pattern: 'vendor/pako/**/*.js', included: false },
       { pattern: 'tests/test.*.js', included: false },
@@ -90,6 +91,7 @@ module.exports = function(config) {
     // preprocess matching files before serving them to the browser
     // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
     preprocessors: {
+      'app/localization.js': ['babel'],
       'core/**/*.js': ['babel'],
       'tests/test.*.js': ['babel'],
       'tests/fake.*.js': ['babel'],

tests/test.localization.js

@@ -0,0 +1,76 @@
+/* jshint expr: true */
+
+var assert = chai.assert;
+var expect = chai.expect;
+
+import l10nGet, { l10n } from '../app/localization.js';
+
+describe('Localization', function() {
+    "use strict";
+
+    describe('language selection', function () {
+        var origNavigator;
+        beforeEach(function () {
+            // window.navigator is a protected read-only property in many
+            // environments, so we need to redefine it whilst running these
+            // tests.
+            origNavigator = Object.getOwnPropertyDescriptor(window, "navigator");
+            if (origNavigator === undefined) {
+                // Object.getOwnPropertyDescriptor() doesn't work
+                // properly in any version of IE
+                this.skip();
+            }
+
+            Object.defineProperty(window, "navigator", {value: {}});
+            if (window.navigator.languages !== undefined) {
+                // Object.defineProperty() doesn't work properly in old
+                // versions of Chrome
+                this.skip();
+            }
+
+            window.navigator.languages = [];
+        });
+        afterEach(function () {
+            Object.defineProperty(window, "navigator", origNavigator);
+        });
+
+        it('should use English by default', function() {
+            expect(l10n.language).to.equal('en');
+        });
+        it('should use English if no user language matches', function() {
+            window.navigator.languages = ["nl", "de"];
+            l10n.setup(["es", "fr"]);
+            expect(l10n.language).to.equal('en');
+        });
+        it('should use the most preferred user language', function() {
+            window.navigator.languages = ["nl", "de", "fr"];
+            l10n.setup(["es", "fr", "de"]);
+            expect(l10n.language).to.equal('de');
+        });
+        it('should prefer sub-languages languages', function() {
+            window.navigator.languages = ["pt-BR"];
+            l10n.setup(["pt", "pt-BR"]);
+            expect(l10n.language).to.equal('pt-BR');
+        });
+        it('should fall back to language "parents"', function() {
+            window.navigator.languages = ["pt-BR"];
+            l10n.setup(["fr", "pt", "de"]);
+            expect(l10n.language).to.equal('pt');
+        });
+        it('should not use specific language when user asks for a generic language', function() {
+            window.navigator.languages = ["pt", "de"];
+            l10n.setup(["fr", "pt-BR", "de"]);
+            expect(l10n.language).to.equal('de');
+        });
+        it('should handle underscore as a separator', function() {
+            window.navigator.languages = ["pt-BR"];
+            l10n.setup(["pt_BR"]);
+            expect(l10n.language).to.equal('pt_BR');
+        });
+        it('should handle difference in case', function() {
+            window.navigator.languages = ["pt-br"];
+            l10n.setup(["pt-BR"]);
+            expect(l10n.language).to.equal('pt-BR');
+        });
+    });
+});

tests/test.util.js

@@ -4,7 +4,6 @@ var assert = chai.assert;
 var expect = chai.expect;
 
 import * as Log from '../core/util/logging.js';
-import l10nGet, { l10n } from '../core/util/localization.js';
 
 import sinon from '../vendor/sinon.js';
 
@@ -63,72 +62,6 @@ describe('Utils', function() {
         });
     });
 
-    describe('language selection', function () {
-        var origNavigator;
-        beforeEach(function () {
-            // window.navigator is a protected read-only property in many
-            // environments, so we need to redefine it whilst running these
-            // tests.
-            origNavigator = Object.getOwnPropertyDescriptor(window, "navigator");
-            if (origNavigator === undefined) {
-                // Object.getOwnPropertyDescriptor() doesn't work
-                // properly in any version of IE
-                this.skip();
-            }
-
-            Object.defineProperty(window, "navigator", {value: {}});
-            if (window.navigator.languages !== undefined) {
-                // Object.defineProperty() doesn't work properly in old
-                // versions of Chrome
-                this.skip();
-            }
-
-            window.navigator.languages = [];
-        });
-        afterEach(function () {
-            Object.defineProperty(window, "navigator", origNavigator);
-        });
-
-        it('should use English by default', function() {
-            expect(l10n.language).to.equal('en');
-        });
-        it('should use English if no user language matches', function() {
-            window.navigator.languages = ["nl", "de"];
-            l10n.setup(["es", "fr"]);
-            expect(l10n.language).to.equal('en');
-        });
-        it('should use the most preferred user language', function() {
-            window.navigator.languages = ["nl", "de", "fr"];
-            l10n.setup(["es", "fr", "de"]);
-            expect(l10n.language).to.equal('de');
-        });
-        it('should prefer sub-languages languages', function() {
-            window.navigator.languages = ["pt-BR"];
-            l10n.setup(["pt", "pt-BR"]);
-            expect(l10n.language).to.equal('pt-BR');
-        });
-        it('should fall back to language "parents"', function() {
-            window.navigator.languages = ["pt-BR"];
-            l10n.setup(["fr", "pt", "de"]);
-            expect(l10n.language).to.equal('pt');
-        });
-        it('should not use specific language when user asks for a generic language', function() {
-            window.navigator.languages = ["pt", "de"];
-            l10n.setup(["fr", "pt-BR", "de"]);
-            expect(l10n.language).to.equal('de');
-        });
-        it('should handle underscore as a separator', function() {
-            window.navigator.languages = ["pt-BR"];
-            l10n.setup(["pt_BR"]);
-            expect(l10n.language).to.equal('pt_BR');
-        });
-        it('should handle difference in case', function() {
-            window.navigator.languages = ["pt-br"];
-            l10n.setup(["pt-BR"]);
-            expect(l10n.language).to.equal('pt-BR');
-        });
-    });
-
     // TODO(directxman12): test the conf_default and conf_defaults methods
     // TODO(directxman12): test decodeUTF8
     // TODO(directxman12): test the event methods (addEvent, removeEvent, stopEvent)