require 'rails_helper' require_dependency 'js_locale_helper' require 'mini_racer' describe JsLocaleHelper do module StubLoadTranslations def set_translations(locale, translations) @loaded_translations ||= HashWithIndifferentAccess.new @loaded_translations[locale] = translations end def clear_cache! @loaded_translations = nil @loaded_merges = nil end end JsLocaleHelper.extend StubLoadTranslations after do JsLocaleHelper.clear_cache! end it 'should be able to generate translations' do expect(JsLocaleHelper.output_locale('en').length).to be > 0 end def setup_message_format(format) @ctx = MiniRacer::Context.new @ctx.eval('MessageFormat = {locale: {}};') @ctx.load(Rails.root + 'lib/javascripts/locale/en.js') compiled = JsLocaleHelper.compile_message_format('en', format) @ctx.eval("var test = #{compiled}") end def localize(opts) @ctx.eval("test(#{opts.to_json})") end it 'handles plurals' do setup_message_format('{NUM_RESULTS, plural, one {1 result} other {# results} }') expect(localize(NUM_RESULTS: 1)).to eq('1 result') expect(localize(NUM_RESULTS: 2)).to eq('2 results') end it 'handles double plurals' do setup_message_format('{NUM_RESULTS, plural, one {1 result} other {# results} } and {NUM_APPLES, plural, one {1 apple} other {# apples} }') expect(localize(NUM_RESULTS: 1, NUM_APPLES: 2)).to eq('1 result and 2 apples') expect(localize(NUM_RESULTS: 2, NUM_APPLES: 1)).to eq('2 results and 1 apple') end it 'handles select' do setup_message_format('{GENDER, select, male {He} female {She} other {They}} read a book') expect(localize(GENDER: 'male')).to eq('He read a book') expect(localize(GENDER: 'female')).to eq('She read a book') expect(localize(GENDER: 'none')).to eq('They read a book') end it 'can strip out message formats' do hash = {"a" => "b", "c" => { "d" => {"f_MF" => "bob"} }} expect(JsLocaleHelper.strip_out_message_formats!(hash)).to eq({"c.d.f_MF" => "bob"}) expect(hash["c"]["d"]).to eq({}) end it 'handles message format special keys' do ctx = MiniRacer::Context.new ctx.eval("I18n = {};") JsLocaleHelper.set_translations 'en', { "en" => { "js" => { "hello" => "world", "test_MF" => "{HELLO} {COUNT, plural, one {1 duck} other {# ducks}}", "error_MF" => "{{BLA}", "simple_MF" => "{COUNT, plural, one {1} other {#}}" } } } ctx.eval(JsLocaleHelper.output_locale('en')) expect(ctx.eval('I18n.translations["en"]["js"]["hello"]')).to eq("world") expect(ctx.eval('I18n.translations["en"]["js"]["test_MF"]')).to eq(nil) expect(ctx.eval('I18n.messageFormat("test_MF", { HELLO: "hi", COUNT: 3 })')).to eq("hi 3 ducks") expect(ctx.eval('I18n.messageFormat("error_MF", { HELLO: "hi", COUNT: 3 })')).to match(/Invalid Format/) expect(ctx.eval('I18n.messageFormat("missing", {})')).to match(/missing/) expect(ctx.eval('I18n.messageFormat("simple_MF", {})')).to match(/COUNT/) # error end it 'load pluralizations rules before precompile' do message = JsLocaleHelper.compile_message_format('ru', 'format') expect(message).not_to match 'Plural Function not found' end it 'performs fallbacks to english if a translation is not available' do JsLocaleHelper.set_translations 'en', { "en" => { "js" => { "only_english" => "1-en", "english_and_site" => "3-en", "english_and_user" => "5-en", "all_three" => "7-en", } } } JsLocaleHelper.set_translations 'ru', { "ru" => { "js" => { "only_site" => "2-ru", "english_and_site" => "3-ru", "site_and_user" => "6-ru", "all_three" => "7-ru", } } } JsLocaleHelper.set_translations 'uk', { "uk" => { "js" => { "only_user" => "4-uk", "english_and_user" => "5-uk", "site_and_user" => "6-uk", "all_three" => "7-uk", } } } expected = { "none" => "[uk.js.none]", "only_english" => "1-en", "only_site" => "2-ru", "english_and_site" => "3-ru", "only_user" => "4-uk", "english_and_user" => "5-uk", "site_and_user" => "6-uk", "all_three" => "7-uk", } SiteSetting.default_locale = 'ru' I18n.locale = :uk ctx = MiniRacer::Context.new ctx.eval('var window = this;') ctx.load(Rails.root + 'app/assets/javascripts/locales/i18n.js') ctx.eval(JsLocaleHelper.output_locale(I18n.locale)) ctx.eval('I18n.defaultLocale = "ru";') # Test - unneeded translations are not emitted expect(ctx.eval('I18n.translations.en.js').keys).to eq(["only_english"]) expect(ctx.eval('I18n.translations.ru.js').keys).to eq(["only_site", "english_and_site"]) expected.each do |key, expect| expect(ctx.eval("I18n.t(#{"js.#{key}".inspect})")).to eq(expect) end end LocaleSiteSetting.values.each do |locale| it "generates valid date helpers for #{locale[:value]} locale" do js = JsLocaleHelper.output_locale(locale[:value]) ctx = MiniRacer::Context.new ctx.eval('var window = this;') ctx.load(Rails.root + 'app/assets/javascripts/locales/i18n.js') ctx.eval(js) end it "finds moment.js locale file for #{locale[:value]}" do content = JsLocaleHelper.moment_locale(locale[:value]) if (locale[:value] == 'en') expect(content).to eq('') else expect(content).to_not eq('') end end end end