| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script> |
| |
| test(function() { |
| assert_true('language' in window.navigator); |
| assert_true('languages' in window.navigator); |
| assert_true(Array.isArray(window.navigator.languages)); |
| assert_true(Object.isFrozen(window.navigator.languages)); |
| assert_true('onlanguagechange' in window); |
| }, "Test that NavigatorLanguage API is present in window"); |
| |
| test(function() { |
| var received = false; |
| window.onlanguagechange = function() { |
| received = true; |
| } |
| |
| window.testRunner.setAcceptLanguages('klingon'); |
| assert_true(received); |
| }, "Test that the languagechange event fires on window.onlanguagechange"); |
| |
| test(function() { |
| var received = false; |
| window.addEventListener('languagechange', function() { |
| received = true; |
| }); |
| |
| window.testRunner.setAcceptLanguages('klingon-FR'); |
| assert_true(received); |
| }, "Test that the languagechange event fires on window.addEventListener('languagechange')"); |
| |
| test(function() { |
| window.received = false; // We need a global variable here. |
| document.body.setAttribute('onlanguagechange', 'window.received = true;'); |
| |
| window.testRunner.setAcceptLanguages('klingon-US'); |
| assert_true(window.received); |
| }, "Test that the languagechange event fires on body onlanguagechange attribute"); |
| |
| test(function() { |
| window.received = 0; // We need a global variable here. |
| var fromWindowHandler = false; |
| document.body.setAttribute('onlanguagechange', 'window.received++;'); |
| window.onlanguagechange = function() { |
| received++; |
| fromWindowHandler = true; |
| } |
| |
| window.testRunner.setAcceptLanguages('klingon'); |
| assert_equals(window.received, 1); |
| assert_true(fromWindowHandler); |
| |
| window.received = 0; |
| fromWindowHandler = false; |
| window.onlanguagechange = function() { |
| received++; |
| fromWindowHandler = true; |
| } |
| document.body.setAttribute('onlanguagechange', 'window.received++;'); |
| |
| window.testRunner.setAcceptLanguages('klingon-FR'); |
| assert_equals(window.received, 1); |
| assert_false(fromWindowHandler); |
| }, "Test that the languagechange event fires on body onlanguagechange attribute XOR window.onlanguagechange"); |
| |
| test(function() { |
| var eventsCount = 0; |
| window.onlanguagechange = function() { |
| eventsCount++; |
| } |
| |
| window.testRunner.setAcceptLanguages('klingon-US'); |
| window.testRunner.setAcceptLanguages('klingon-US'); |
| |
| assert_equals(eventsCount, 1); |
| }, "Test that changing the language to the same value doesn't fire an event.") |
| |
| test(function() { |
| window.addEventListener('languagechange', function(e) { |
| assert_false(e.cancelable); |
| assert_false(e.bubbles); |
| }); |
| |
| window.testRunner.setAcceptLanguages('klingon'); |
| }, "Test properties of the fired event."); |
| |
| test(function() { |
| var testValues = [ |
| { accept_languages: 'foo', languages: ['foo'] }, |
| { accept_languages: '', languages: ['en-US'] }, |
| { accept_languages: 'foo,bar', languages: [ 'foo', 'bar' ] }, |
| { accept_languages: ' foo , bar ', languages: [ 'foo', 'bar' ] }, |
| { accept_languages: ' foo ; bar ', languages: [ 'foo ; bar' ] }, |
| { accept_languages: '_foo_', languages: ['_foo_'] }, |
| { accept_languages: 'en_', languages: ['en-'] }, |
| { accept_languages: 'en__', languages: ['en-_'] }, |
| { accept_languages: 'en_US, fr_FR', languages: ['en-US', 'fr-FR'] }, |
| { accept_languages: 'en_US_CA', languages: ['en-US_CA'] }, |
| ]; |
| |
| var eventsCount = 0; |
| window.onlanguagechange = function() { |
| eventsCount++; |
| } |
| |
| for (var i = 0; i < testValues.length; ++i) { |
| var data = testValues[i]; |
| |
| window.testRunner.setAcceptLanguages(data.accept_languages); |
| assert_equals(eventsCount, i + 1); |
| |
| assert_equals(navigator.languages.length, data.languages.length); |
| assert_equals(navigator.language, data.languages[0]); |
| for (var j = 0; j < navigator.languages.length; ++j) { |
| assert_equals(navigator.languages[j], data.languages[j]); |
| } |
| } |
| }, "Test that navigator.languages reflects the accept languages value."); |
| |
| test(function() { |
| var previous = navigator.languages; |
| assert_equals(navigator.languages, navigator.languages); |
| assert_equals(navigator.languages, previous); |
| |
| window.testRunner.setAcceptLanguages('fr-FR'); |
| assert_not_equals(navigator.languages, previous); |
| }, "Test navigator.languages' caching behaviour."); |
| |
| </script> |
| </body> |
| </html> |
