/activesupport/test/inflector_test.rb
Ruby | 316 lines | 260 code | 50 blank | 6 comment | 2 complexity | b8a0c4c0e2cec7e4bda8348c37c45d0c MD5 | raw file
- require 'abstract_unit'
- require 'active_support/inflector'
- require 'inflector_test_cases'
- module Ace
- module Base
- class Case
- end
- end
- end
- class InflectorTest < Test::Unit::TestCase
- include InflectorTestCases
- def test_pluralize_plurals
- assert_equal "plurals", ActiveSupport::Inflector.pluralize("plurals")
- assert_equal "Plurals", ActiveSupport::Inflector.pluralize("Plurals")
- end
- def test_pluralize_empty_string
- assert_equal "", ActiveSupport::Inflector.pluralize("")
- end
- SingularToPlural.each do |singular, plural|
- define_method "test_pluralize_#{singular}" do
- assert_equal(plural, ActiveSupport::Inflector.pluralize(singular))
- assert_equal(plural.capitalize, ActiveSupport::Inflector.pluralize(singular.capitalize))
- end
- end
- SingularToPlural.each do |singular, plural|
- define_method "test_singularize_#{plural}" do
- assert_equal(singular, ActiveSupport::Inflector.singularize(plural))
- assert_equal(singular.capitalize, ActiveSupport::Inflector.singularize(plural.capitalize))
- end
- end
- def test_overwrite_previous_inflectors
- assert_equal("series", ActiveSupport::Inflector.singularize("series"))
- ActiveSupport::Inflector.inflections.singular "series", "serie"
- assert_equal("serie", ActiveSupport::Inflector.singularize("series"))
- ActiveSupport::Inflector.inflections.uncountable "series" # Return to normal
- end
- MixtureToTitleCase.each do |before, titleized|
- define_method "test_titleize_#{before}" do
- assert_equal(titleized, ActiveSupport::Inflector.titleize(before))
- end
- end
- def test_camelize
- CamelToUnderscore.each do |camel, underscore|
- assert_equal(camel, ActiveSupport::Inflector.camelize(underscore))
- end
- end
- def test_camelize_with_lower_downcases_the_first_letter
- assert_equal('capital', ActiveSupport::Inflector.camelize('Capital', false))
- end
- def test_underscore
- CamelToUnderscore.each do |camel, underscore|
- assert_equal(underscore, ActiveSupport::Inflector.underscore(camel))
- end
- CamelToUnderscoreWithoutReverse.each do |camel, underscore|
- assert_equal(underscore, ActiveSupport::Inflector.underscore(camel))
- end
- end
- def test_camelize_with_module
- CamelWithModuleToUnderscoreWithSlash.each do |camel, underscore|
- assert_equal(camel, ActiveSupport::Inflector.camelize(underscore))
- end
- end
- def test_underscore_with_slashes
- CamelWithModuleToUnderscoreWithSlash.each do |camel, underscore|
- assert_equal(underscore, ActiveSupport::Inflector.underscore(camel))
- end
- end
- def test_demodulize
- assert_equal "Account", ActiveSupport::Inflector.demodulize("MyApplication::Billing::Account")
- end
- def test_foreign_key
- ClassNameToForeignKeyWithUnderscore.each do |klass, foreign_key|
- assert_equal(foreign_key, ActiveSupport::Inflector.foreign_key(klass))
- end
- ClassNameToForeignKeyWithoutUnderscore.each do |klass, foreign_key|
- assert_equal(foreign_key, ActiveSupport::Inflector.foreign_key(klass, false))
- end
- end
- def test_tableize
- ClassNameToTableName.each do |class_name, table_name|
- assert_equal(table_name, ActiveSupport::Inflector.tableize(class_name))
- end
- end
- def test_parameterize
- StringToParameterized.each do |some_string, parameterized_string|
- assert_equal(parameterized_string, ActiveSupport::Inflector.parameterize(some_string))
- end
- end
- def test_parameterize_and_normalize
- StringToParameterizedAndNormalized.each do |some_string, parameterized_string|
- assert_equal(parameterized_string, ActiveSupport::Inflector.parameterize(some_string))
- end
- end
- def test_parameterize_with_custom_separator
- StringToParameterized.each do |some_string, parameterized_string|
- assert_equal(parameterized_string.gsub('-', '_'), ActiveSupport::Inflector.parameterize(some_string, '_'))
- end
- end
- def test_parameterize_with_multi_character_separator
- StringToParameterized.each do |some_string, parameterized_string|
- assert_equal(parameterized_string.gsub('-', '__sep__'), ActiveSupport::Inflector.parameterize(some_string, '__sep__'))
- end
- end
- def test_classify
- ClassNameToTableName.each do |class_name, table_name|
- assert_equal(class_name, ActiveSupport::Inflector.classify(table_name))
- assert_equal(class_name, ActiveSupport::Inflector.classify("table_prefix." + table_name))
- end
- end
- def test_classify_with_symbol
- assert_nothing_raised do
- assert_equal 'FooBar', ActiveSupport::Inflector.classify(:foo_bars)
- end
- end
- def test_classify_with_leading_schema_name
- assert_equal 'FooBar', ActiveSupport::Inflector.classify('schema.foo_bar')
- end
- def test_humanize
- UnderscoreToHuman.each do |underscore, human|
- assert_equal(human, ActiveSupport::Inflector.humanize(underscore))
- end
- end
- def test_humanize_by_rule
- ActiveSupport::Inflector.inflections do |inflect|
- inflect.human(/_cnt$/i, '\1_count')
- inflect.human(/^prefx_/i, '\1')
- end
- assert_equal("Jargon count", ActiveSupport::Inflector.humanize("jargon_cnt"))
- assert_equal("Request", ActiveSupport::Inflector.humanize("prefx_request"))
- end
- def test_humanize_by_string
- ActiveSupport::Inflector.inflections do |inflect|
- inflect.human("col_rpted_bugs", "Reported bugs")
- end
- assert_equal("Reported bugs", ActiveSupport::Inflector.humanize("col_rpted_bugs"))
- assert_equal("Col rpted bugs", ActiveSupport::Inflector.humanize("COL_rpted_bugs"))
- end
- def test_constantize
- assert_nothing_raised { assert_equal Ace::Base::Case, ActiveSupport::Inflector.constantize("Ace::Base::Case") }
- assert_nothing_raised { assert_equal Ace::Base::Case, ActiveSupport::Inflector.constantize("::Ace::Base::Case") }
- assert_nothing_raised { assert_equal InflectorTest, ActiveSupport::Inflector.constantize("InflectorTest") }
- assert_nothing_raised { assert_equal InflectorTest, ActiveSupport::Inflector.constantize("::InflectorTest") }
- assert_raise(NameError) { ActiveSupport::Inflector.constantize("UnknownClass") }
- assert_raise(NameError) { ActiveSupport::Inflector.constantize("An invalid string") }
- assert_raise(NameError) { ActiveSupport::Inflector.constantize("InvalidClass\n") }
- end
- def test_constantize_does_lexical_lookup
- assert_raise(NameError) { ActiveSupport::Inflector.constantize("Ace::Base::InflectorTest") }
- end
- def test_ordinal
- OrdinalNumbers.each do |number, ordinalized|
- assert_equal(ordinalized, ActiveSupport::Inflector.ordinalize(number))
- end
- end
- def test_dasherize
- UnderscoresToDashes.each do |underscored, dasherized|
- assert_equal(dasherized, ActiveSupport::Inflector.dasherize(underscored))
- end
- end
- def test_underscore_as_reverse_of_dasherize
- UnderscoresToDashes.each do |underscored, dasherized|
- assert_equal(underscored, ActiveSupport::Inflector.underscore(ActiveSupport::Inflector.dasherize(underscored)))
- end
- end
- def test_underscore_to_lower_camel
- UnderscoreToLowerCamel.each do |underscored, lower_camel|
- assert_equal(lower_camel, ActiveSupport::Inflector.camelize(underscored, false))
- end
- end
- def test_symbol_to_lower_camel
- SymbolToLowerCamel.each do |symbol, lower_camel|
- assert_equal(lower_camel, ActiveSupport::Inflector.camelize(symbol, false))
- end
- end
- %w{plurals singulars uncountables humans}.each do |inflection_type|
- class_eval "
- def test_clear_#{inflection_type}
- cached_values = ActiveSupport::Inflector.inflections.#{inflection_type}
- ActiveSupport::Inflector.inflections.clear :#{inflection_type}
- assert ActiveSupport::Inflector.inflections.#{inflection_type}.empty?, \"#{inflection_type} inflections should be empty after clear :#{inflection_type}\"
- ActiveSupport::Inflector.inflections.instance_variable_set :@#{inflection_type}, cached_values
- end
- "
- end
- def test_clear_all
- cached_values = ActiveSupport::Inflector.inflections.plurals, ActiveSupport::Inflector.inflections.singulars, ActiveSupport::Inflector.inflections.uncountables, ActiveSupport::Inflector.inflections.humans
- ActiveSupport::Inflector.inflections.clear :all
- assert ActiveSupport::Inflector.inflections.plurals.empty?
- assert ActiveSupport::Inflector.inflections.singulars.empty?
- assert ActiveSupport::Inflector.inflections.uncountables.empty?
- assert ActiveSupport::Inflector.inflections.humans.empty?
- ActiveSupport::Inflector.inflections.instance_variable_set :@plurals, cached_values[0]
- ActiveSupport::Inflector.inflections.instance_variable_set :@singulars, cached_values[1]
- ActiveSupport::Inflector.inflections.instance_variable_set :@uncountables, cached_values[2]
- ActiveSupport::Inflector.inflections.instance_variable_set :@humans, cached_values[3]
- end
- def test_clear_with_default
- cached_values = ActiveSupport::Inflector.inflections.plurals, ActiveSupport::Inflector.inflections.singulars, ActiveSupport::Inflector.inflections.uncountables, ActiveSupport::Inflector.inflections.humans
- ActiveSupport::Inflector.inflections.clear
- assert ActiveSupport::Inflector.inflections.plurals.empty?
- assert ActiveSupport::Inflector.inflections.singulars.empty?
- assert ActiveSupport::Inflector.inflections.uncountables.empty?
- assert ActiveSupport::Inflector.inflections.humans.empty?
- ActiveSupport::Inflector.inflections.instance_variable_set :@plurals, cached_values[0]
- ActiveSupport::Inflector.inflections.instance_variable_set :@singulars, cached_values[1]
- ActiveSupport::Inflector.inflections.instance_variable_set :@uncountables, cached_values[2]
- ActiveSupport::Inflector.inflections.instance_variable_set :@humans, cached_values[3]
- end
- Irregularities.each do |irregularity|
- singular, plural = *irregularity
- ActiveSupport::Inflector.inflections do |inflect|
- define_method("test_irregularity_between_#{singular}_and_#{plural}") do
- inflect.irregular(singular, plural)
- assert_equal singular, ActiveSupport::Inflector.singularize(plural)
- assert_equal plural, ActiveSupport::Inflector.pluralize(singular)
- end
- end
- end
- Irregularities.each do |irregularity|
- singular, plural = *irregularity
- ActiveSupport::Inflector.inflections do |inflect|
- define_method("test_pluralize_of_irregularity_#{plural}_should_be_the_same") do
- inflect.irregular(singular, plural)
- assert_equal plural, ActiveSupport::Inflector.pluralize(plural)
- end
- end
- end
- [ :all, [] ].each do |scope|
- ActiveSupport::Inflector.inflections do |inflect|
- define_method("test_clear_inflections_with_#{scope.kind_of?(Array) ? "no_arguments" : scope}") do
- # save all the inflections
- singulars, plurals, uncountables = inflect.singulars, inflect.plurals, inflect.uncountables
- # clear all the inflections
- inflect.clear(*scope)
- assert_equal [], inflect.singulars
- assert_equal [], inflect.plurals
- assert_equal [], inflect.uncountables
- # restore all the inflections
- singulars.reverse.each { |singular| inflect.singular(*singular) }
- plurals.reverse.each { |plural| inflect.plural(*plural) }
- inflect.uncountable(uncountables)
- assert_equal singulars, inflect.singulars
- assert_equal plurals, inflect.plurals
- assert_equal uncountables, inflect.uncountables
- end
- end
- end
- { :singulars => :singular, :plurals => :plural, :uncountables => :uncountable, :humans => :human }.each do |scope, method|
- ActiveSupport::Inflector.inflections do |inflect|
- define_method("test_clear_inflections_with_#{scope}") do
- # save the inflections
- values = inflect.send(scope)
- # clear the inflections
- inflect.clear(scope)
- assert_equal [], inflect.send(scope)
- # restore the inflections
- if scope == :uncountables
- inflect.send(method, values)
- else
- values.reverse.each { |value| inflect.send(method, *value) }
- end
- assert_equal values, inflect.send(scope)
- end
- end
- end
- end