JezK
Edit File: simple_backend_test.rb
# encoding: utf-8 $:.unshift "lib" require 'rubygems' require 'test/unit' require 'i18n' require 'time' require 'yaml' module I18nSimpleBackendTestSetup def setup_backend # backend_reset_translations! @backend = I18n::Backend::Simple.new @backend.store_translations 'en', :foo => {:bar => 'bar', :baz => 'baz'} @locale_dir = File.dirname(__FILE__) + '/locale' end alias :setup :setup_backend # def backend_reset_translations! # I18n::Backend::Simple::ClassMethods.send :class_variable_set, :@@translations, {} # end def backend_get_translations # I18n::Backend::Simple::ClassMethods.send :class_variable_get, :@@translations @backend.instance_variable_get :@translations end def add_datetime_translations @backend.store_translations :'de', { :date => { :formats => { :default => "%d.%m.%Y", :short => "%d. %b", :long => "%d. %B %Y", }, :day_names => %w(Sonntag Montag Dienstag Mittwoch Donnerstag Freitag Samstag), :abbr_day_names => %w(So Mo Di Mi Do Fr Sa), :month_names => %w(Januar Februar März April Mai Juni Juli August September Oktober November Dezember).unshift(nil), :abbr_month_names => %w(Jan Feb Mar Apr Mai Jun Jul Aug Sep Okt Nov Dez).unshift(nil), :order => [:day, :month, :year] }, :time => { :formats => { :default => "%a, %d. %b %Y %H:%M:%S %z", :short => "%d. %b %H:%M", :long => "%d. %B %Y %H:%M", }, :am => 'am', :pm => 'pm' }, :datetime => { :distance_in_words => { :half_a_minute => 'half a minute', :less_than_x_seconds => { :one => 'less than 1 second', :other => 'less than {{count}} seconds' }, :x_seconds => { :one => '1 second', :other => '{{count}} seconds' }, :less_than_x_minutes => { :one => 'less than a minute', :other => 'less than {{count}} minutes' }, :x_minutes => { :one => '1 minute', :other => '{{count}} minutes' }, :about_x_hours => { :one => 'about 1 hour', :other => 'about {{count}} hours' }, :x_days => { :one => '1 day', :other => '{{count}} days' }, :about_x_months => { :one => 'about 1 month', :other => 'about {{count}} months' }, :x_months => { :one => '1 month', :other => '{{count}} months' }, :about_x_years => { :one => 'about 1 year', :other => 'about {{count}} year' }, :over_x_years => { :one => 'over 1 year', :other => 'over {{count}} years' } } } } end end class I18nSimpleBackendTranslationsTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def test_store_translations_adds_translations # no, really :-) @backend.store_translations :'en', :foo => 'bar' assert_equal Hash[:'en', {:foo => 'bar'}], backend_get_translations end def test_store_translations_deep_merges_translations @backend.store_translations :'en', :foo => {:bar => 'bar'} @backend.store_translations :'en', :foo => {:baz => 'baz'} assert_equal Hash[:'en', {:foo => {:bar => 'bar', :baz => 'baz'}}], backend_get_translations end def test_store_translations_forces_locale_to_sym @backend.store_translations 'en', :foo => 'bar' assert_equal Hash[:'en', {:foo => 'bar'}], backend_get_translations end def test_store_translations_converts_keys_to_symbols # backend_reset_translations! @backend.store_translations 'en', 'foo' => {'bar' => 'bar', 'baz' => 'baz'} assert_equal Hash[:'en', {:foo => {:bar => 'bar', :baz => 'baz'}}], backend_get_translations end end class I18nSimpleBackendAvailableLocalesTest < Test::Unit::TestCase def test_available_locales @backend = I18n::Backend::Simple.new @backend.store_translations 'de', :foo => 'bar' @backend.store_translations 'en', :foo => 'foo' assert_equal ['de', 'en'], @backend.available_locales.map{|locale| locale.to_s }.sort end end class I18nSimpleBackendTranslateTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def test_translate_calls_lookup_with_locale_given @backend.expects(:lookup).with('de', :bar, [:foo]).returns 'bar' @backend.translate 'de', :bar, :scope => [:foo] end def test_given_no_keys_it_returns_the_default assert_equal 'default', @backend.translate('en', nil, :default => 'default') end def test_translate_given_a_symbol_as_a_default_translates_the_symbol assert_equal 'bar', @backend.translate('en', nil, :scope => [:foo], :default => :bar) end def test_translate_given_an_array_as_default_uses_the_first_match assert_equal 'bar', @backend.translate('en', :does_not_exist, :scope => [:foo], :default => [:does_not_exist_2, :bar]) end def test_translate_given_an_array_of_inexistent_keys_it_raises_missing_translation_data assert_raise I18n::MissingTranslationData do @backend.translate('en', :does_not_exist, :scope => [:foo], :default => [:does_not_exist_2, :does_not_exist_3]) end end def test_translate_an_array_of_keys_translates_all_of_them assert_equal %w(bar baz), @backend.translate('en', [:bar, :baz], :scope => [:foo]) end def test_translate_calls_pluralize @backend.expects(:pluralize).with 'en', 'bar', 1 @backend.translate 'en', :bar, :scope => [:foo], :count => 1 end def test_translate_calls_interpolate @backend.expects(:interpolate).with 'en', 'bar', {} @backend.translate 'en', :bar, :scope => [:foo] end def test_translate_calls_interpolate_including_count_as_a_value @backend.expects(:interpolate).with 'en', 'bar', {:count => 1} @backend.translate 'en', :bar, :scope => [:foo], :count => 1 end def test_translate_given_nil_as_a_locale_raises_an_argument_error assert_raise(I18n::InvalidLocale){ @backend.translate nil, :bar } end def test_translate_with_a_bogus_key_and_no_default_raises_missing_translation_data assert_raise(I18n::MissingTranslationData){ @backend.translate 'de', :bogus } end end class I18nSimpleBackendLookupTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup # useful because this way we can use the backend with no key for interpolation/pluralization def test_lookup_given_nil_as_a_key_returns_nil assert_nil @backend.send(:lookup, 'en', nil) end def test_lookup_given_nested_keys_looks_up_a_nested_hash_value assert_equal 'bar', @backend.send(:lookup, 'en', :bar, [:foo]) end end class I18nSimpleBackendPluralizeTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def test_pluralize_given_nil_returns_the_given_entry entry = {:one => 'bar', :other => 'bars'} assert_equal entry, @backend.send(:pluralize, nil, entry, nil) end def test_pluralize_given_0_returns_zero_string_if_zero_key_given assert_equal 'zero', @backend.send(:pluralize, nil, {:zero => 'zero', :one => 'bar', :other => 'bars'}, 0) end def test_pluralize_given_0_returns_plural_string_if_no_zero_key_given assert_equal 'bars', @backend.send(:pluralize, nil, {:one => 'bar', :other => 'bars'}, 0) end def test_pluralize_given_1_returns_singular_string assert_equal 'bar', @backend.send(:pluralize, nil, {:one => 'bar', :other => 'bars'}, 1) end def test_pluralize_given_2_returns_plural_string assert_equal 'bars', @backend.send(:pluralize, nil, {:one => 'bar', :other => 'bars'}, 2) end def test_pluralize_given_3_returns_plural_string assert_equal 'bars', @backend.send(:pluralize, nil, {:one => 'bar', :other => 'bars'}, 3) end def test_interpolate_given_incomplete_pluralization_data_raises_invalid_pluralization_data assert_raise(I18n::InvalidPluralizationData){ @backend.send(:pluralize, nil, {:one => 'bar'}, 2) } end # def test_interpolate_given_a_string_raises_invalid_pluralization_data # assert_raise(I18n::InvalidPluralizationData){ @backend.send(:pluralize, nil, 'bar', 2) } # end # # def test_interpolate_given_an_array_raises_invalid_pluralization_data # assert_raise(I18n::InvalidPluralizationData){ @backend.send(:pluralize, nil, ['bar'], 2) } # end end class I18nSimpleBackendInterpolateTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def test_interpolate_given_a_value_hash_interpolates_the_values_to_the_string assert_equal 'Hi David!', @backend.send(:interpolate, nil, 'Hi {{name}}!', :name => 'David') end def test_interpolate_given_a_value_hash_interpolates_into_unicode_string assert_equal 'Häi David!', @backend.send(:interpolate, nil, 'Häi {{name}}!', :name => 'David') end def test_interpolate_given_an_unicode_value_hash_interpolates_to_the_string assert_equal 'Hi ゆきひろ!', @backend.send(:interpolate, nil, 'Hi {{name}}!', :name => 'ゆきひろ') end def test_interpolate_given_an_unicode_value_hash_interpolates_into_unicode_string assert_equal 'こんにちは、ゆきひろさん!', @backend.send(:interpolate, nil, 'こんにちは、{{name}}さん!', :name => 'ゆきひろ') end if Kernel.const_defined?(:Encoding) def test_interpolate_given_a_non_unicode_multibyte_value_hash_interpolates_into_a_string_with_the_same_encoding assert_equal euc_jp('Hi ゆきひろ!'), @backend.send(:interpolate, nil, 'Hi {{name}}!', :name => euc_jp('ゆきひろ')) end def test_interpolate_given_an_unicode_value_hash_into_a_non_unicode_multibyte_string_raises_encoding_compatibility_error assert_raise(Encoding::CompatibilityError) do @backend.send(:interpolate, nil, euc_jp('こんにちは、{{name}}さん!'), :name => 'ゆきひろ') end end def test_interpolate_given_a_non_unicode_multibyte_value_hash_into_an_unicode_string_raises_encoding_compatibility_error assert_raise(Encoding::CompatibilityError) do @backend.send(:interpolate, nil, 'こんにちは、{{name}}さん!', :name => euc_jp('ゆきひろ')) end end end def test_interpolate_given_nil_as_a_string_returns_nil assert_nil @backend.send(:interpolate, nil, nil, :name => 'David') end def test_interpolate_given_an_non_string_as_a_string_returns_nil assert_equal [], @backend.send(:interpolate, nil, [], :name => 'David') end def test_interpolate_given_a_values_hash_with_nil_values_interpolates_the_string assert_equal 'Hi !', @backend.send(:interpolate, nil, 'Hi {{name}}!', {:name => nil}) end def test_interpolate_given_an_empty_values_hash_raises_missing_interpolation_argument assert_raise(I18n::MissingInterpolationArgument) { @backend.send(:interpolate, nil, 'Hi {{name}}!', {}) } end def test_interpolate_given_a_string_containing_a_reserved_key_raises_reserved_interpolation_key assert_raise(I18n::ReservedInterpolationKey) { @backend.send(:interpolate, nil, '{{default}}', {:default => nil}) } end private def euc_jp(string) string.encode!(Encoding::EUC_JP) end end class I18nSimpleBackendLocalizeDateTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def setup @backend = I18n::Backend::Simple.new add_datetime_translations @date = Date.new 2008, 1, 1 end def test_translate_given_the_short_format_it_uses_it assert_equal '01. Jan', @backend.localize('de', @date, :short) end def test_translate_given_the_long_format_it_uses_it assert_equal '01. Januar 2008', @backend.localize('de', @date, :long) end def test_translate_given_the_default_format_it_uses_it assert_equal '01.01.2008', @backend.localize('de', @date, :default) end def test_translate_given_a_day_name_format_it_returns_a_day_name assert_equal 'Dienstag', @backend.localize('de', @date, '%A') end def test_translate_given_an_abbr_day_name_format_it_returns_an_abbrevated_day_name assert_equal 'Di', @backend.localize('de', @date, '%a') end def test_translate_given_a_month_name_format_it_returns_a_month_name assert_equal 'Januar', @backend.localize('de', @date, '%B') end def test_translate_given_an_abbr_month_name_format_it_returns_an_abbrevated_month_name assert_equal 'Jan', @backend.localize('de', @date, '%b') end def test_translate_given_no_format_it_does_not_fail assert_nothing_raised{ @backend.localize 'de', @date } end def test_translate_given_an_unknown_format_it_does_not_fail assert_nothing_raised{ @backend.localize 'de', @date, '%x' } end def test_localize_nil_raises_argument_error assert_raise(I18n::ArgumentError) { @backend.localize 'de', nil } end def test_localize_object_raises_argument_error assert_raise(I18n::ArgumentError) { @backend.localize 'de', Object.new } end end class I18nSimpleBackendLocalizeDateTimeTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def setup @backend = I18n::Backend::Simple.new add_datetime_translations @morning = DateTime.new 2008, 1, 1, 6 @evening = DateTime.new 2008, 1, 1, 18 end def test_translate_given_the_short_format_it_uses_it assert_equal '01. Jan 06:00', @backend.localize('de', @morning, :short) end def test_translate_given_the_long_format_it_uses_it assert_equal '01. Januar 2008 06:00', @backend.localize('de', @morning, :long) end def test_translate_given_the_default_format_it_uses_it assert_equal 'Di, 01. Jan 2008 06:00:00 +0000', @backend.localize('de', @morning, :default) end def test_translate_given_a_day_name_format_it_returns_the_correct_day_name assert_equal 'Dienstag', @backend.localize('de', @morning, '%A') end def test_translate_given_an_abbr_day_name_format_it_returns_the_correct_abbrevated_day_name assert_equal 'Di', @backend.localize('de', @morning, '%a') end def test_translate_given_a_month_name_format_it_returns_the_correct_month_name assert_equal 'Januar', @backend.localize('de', @morning, '%B') end def test_translate_given_an_abbr_month_name_format_it_returns_the_correct_abbrevated_month_name assert_equal 'Jan', @backend.localize('de', @morning, '%b') end def test_translate_given_a_meridian_indicator_format_it_returns_the_correct_meridian_indicator assert_equal 'am', @backend.localize('de', @morning, '%p') assert_equal 'pm', @backend.localize('de', @evening, '%p') end def test_translate_given_no_format_it_does_not_fail assert_nothing_raised{ @backend.localize 'de', @morning } end def test_translate_given_an_unknown_format_it_does_not_fail assert_nothing_raised{ @backend.localize 'de', @morning, '%x' } end end class I18nSimpleBackendLocalizeTimeTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def setup @old_timezone, ENV['TZ'] = ENV['TZ'], 'UTC' @backend = I18n::Backend::Simple.new add_datetime_translations @morning = Time.parse '2008-01-01 6:00 UTC' @evening = Time.parse '2008-01-01 18:00 UTC' end def teardown @old_timezone ? ENV['TZ'] = @old_timezone : ENV.delete('TZ') end def test_translate_given_the_short_format_it_uses_it assert_equal '01. Jan 06:00', @backend.localize('de', @morning, :short) end def test_translate_given_the_long_format_it_uses_it assert_equal '01. Januar 2008 06:00', @backend.localize('de', @morning, :long) end # TODO Seems to break on Windows because ENV['TZ'] is ignored. What's a better way to do this? # def test_translate_given_the_default_format_it_uses_it # assert_equal 'Di, 01. Jan 2008 06:00:00 +0000', @backend.localize('de', @morning, :default) # end def test_translate_given_a_day_name_format_it_returns_the_correct_day_name assert_equal 'Dienstag', @backend.localize('de', @morning, '%A') end def test_translate_given_an_abbr_day_name_format_it_returns_the_correct_abbrevated_day_name assert_equal 'Di', @backend.localize('de', @morning, '%a') end def test_translate_given_a_month_name_format_it_returns_the_correct_month_name assert_equal 'Januar', @backend.localize('de', @morning, '%B') end def test_translate_given_an_abbr_month_name_format_it_returns_the_correct_abbrevated_month_name assert_equal 'Jan', @backend.localize('de', @morning, '%b') end def test_translate_given_a_meridian_indicator_format_it_returns_the_correct_meridian_indicator assert_equal 'am', @backend.localize('de', @morning, '%p') assert_equal 'pm', @backend.localize('de', @evening, '%p') end def test_translate_given_no_format_it_does_not_fail assert_nothing_raised{ @backend.localize 'de', @morning } end def test_translate_given_an_unknown_format_it_does_not_fail assert_nothing_raised{ @backend.localize 'de', @morning, '%x' } end end class I18nSimpleBackendHelperMethodsTest < Test::Unit::TestCase def setup @backend = I18n::Backend::Simple.new end def test_deep_symbolize_keys_works result = @backend.send :deep_symbolize_keys, 'foo' => {'bar' => {'baz' => 'bar'}} expected = {:foo => {:bar => {:baz => 'bar'}}} assert_equal expected, result end end class I18nSimpleBackendLoadTranslationsTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def test_load_translations_with_unknown_file_type_raises_exception assert_raise(I18n::UnknownFileType) { @backend.load_translations "#{@locale_dir}/en.xml" } end def test_load_translations_with_ruby_file_type_does_not_raise_exception assert_nothing_raised { @backend.load_translations "#{@locale_dir}/en.rb" } end def test_load_rb_loads_data_from_ruby_file data = @backend.send :load_rb, "#{@locale_dir}/en.rb" assert_equal({:'en-Ruby' => {:foo => {:bar => "baz"}}}, data) end def test_load_rb_loads_data_from_yaml_file data = @backend.send :load_yml, "#{@locale_dir}/en.yml" assert_equal({'en-Yaml' => {'foo' => {'bar' => 'baz'}}}, data) end def test_load_translations_loads_from_different_file_formats @backend = I18n::Backend::Simple.new @backend.load_translations "#{@locale_dir}/en.rb", "#{@locale_dir}/en.yml" expected = { :'en-Ruby' => {:foo => {:bar => "baz"}}, :'en-Yaml' => {:foo => {:bar => "baz"}} } assert_equal expected, backend_get_translations end end class I18nSimpleBackendLoadPathTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def teardown I18n.load_path = [] end def test_nested_load_paths_do_not_break_locale_loading @backend = I18n::Backend::Simple.new I18n.load_path = [[File.dirname(__FILE__) + '/locale/en.yml']] assert_nil backend_get_translations assert_nothing_raised { @backend.send :init_translations } assert_not_nil backend_get_translations end def test_adding_arrays_of_filenames_to_load_path_do_not_break_locale_loading @backend = I18n::Backend::Simple.new I18n.load_path << Dir[File.dirname(__FILE__) + '/locale/*.{rb,yml}'] assert_nil backend_get_translations assert_nothing_raised { @backend.send :init_translations } assert_not_nil backend_get_translations end end class I18nSimpleBackendReloadTranslationsTest < Test::Unit::TestCase include I18nSimpleBackendTestSetup def setup @backend = I18n::Backend::Simple.new I18n.load_path = [File.dirname(__FILE__) + '/locale/en.yml'] assert_nil backend_get_translations @backend.send :init_translations end def teardown I18n.load_path = [] end def test_setup assert_not_nil backend_get_translations end def test_reload_translations_unloads_translations @backend.reload! assert_nil backend_get_translations end def test_reload_translations_uninitializes_translations @backend.reload! assert_equal @backend.initialized?, false end end