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require 'abstract_unit'
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
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_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_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_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_raises(NameError) { ActiveSupport::Inflector.constantize("UnknownClass") }
assert_raises(NameError) { ActiveSupport::Inflector.constantize("An invalid string") }
assert_raises(NameError) { ActiveSupport::Inflector.constantize("InvalidClass\n") }
end
def test_constantize_does_lexical_lookup
assert_raises(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
%w{plurals singulars uncountables}.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.clear :all
assert ActiveSupport::Inflector.inflections.plurals.empty?
assert ActiveSupport::Inflector.inflections.singulars.empty?
assert ActiveSupport::Inflector.inflections.uncountables.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]
end
def test_clear_with_default
cached_values = ActiveSupport::Inflector.inflections.plurals, ActiveSupport::Inflector.inflections.singulars, ActiveSupport::Inflector.inflections.uncountables
ActiveSupport::Inflector.inflections.clear
assert ActiveSupport::Inflector.inflections.plurals.empty?
assert ActiveSupport::Inflector.inflections.singulars.empty?
assert ActiveSupport::Inflector.inflections.uncountables.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]
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
[ :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 }.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
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