require "cases/helper"
require "models/topic"
class I18nGenerateMessageValidationTest < ActiveRecord::TestCase
def setup
Topic.clear_validators!
@topic = Topic.new
I18n.backend = I18n::Backend::Simple.new
end
def reset_i18n_load_path
@old_load_path, @old_backend = I18n.load_path.dup, I18n.backend
I18n.load_path.clear
I18n.backend = I18n::Backend::Simple.new
yield
ensure
I18n.load_path.replace @old_load_path
I18n.backend = @old_backend
end
# validates_associated: generate_message(attr_name, :invalid, :message => custom_message, :value => value)
def test_generate_message_invalid_with_default_message
assert_equal "is invalid", @topic.errors.generate_message(:title, :invalid, value: "title")
end
def test_generate_message_invalid_with_custom_message
assert_equal "custom message title", @topic.errors.generate_message(:title, :invalid, message: "custom message %{value}", value: "title")
end
# validates_uniqueness_of: generate_message(attr_name, :taken, :message => custom_message)
def test_generate_message_taken_with_default_message
assert_equal "has already been taken", @topic.errors.generate_message(:title, :taken, value: "title")
end
def test_generate_message_taken_with_custom_message
assert_equal "custom message title", @topic.errors.generate_message(:title, :taken, message: "custom message %{value}", value: "title")
end
# ActiveRecord#RecordInvalid exception
test "RecordInvalid exception can be localized" do
topic = Topic.new
topic.errors.add(:title, :invalid)
topic.errors.add(:title, :blank)
assert_equal "Validation failed: Title is invalid, Title can't be blank", ActiveRecord::RecordInvalid.new(topic).message
end
test "RecordInvalid exception translation falls back to the :errors namespace" do
reset_i18n_load_path do
I18n.backend.store_translations "en", errors: { messages: { record_invalid: "fallback message" } }
topic = Topic.new
topic.errors.add(:title, :blank)
assert_equal "fallback message", ActiveRecord::RecordInvalid.new(topic).message
end
end
test "translation for 'taken' can be overridden" do
reset_i18n_load_path do
I18n.backend.store_translations "en", errors: { attributes: { title: { taken: "Custom taken message" } } }
assert_equal "Custom taken message", @topic.errors.generate_message(:title, :taken, value: "title")
end
end
test "translation for 'taken' can be overridden in activerecord scope" do
reset_i18n_load_path do
I18n.backend.store_translations "en", activerecord: { errors: { messages: { taken: "Custom taken message" } } }
assert_equal "Custom taken message", @topic.errors.generate_message(:title, :taken, value: "title")
end
end
test "translation for 'taken' can be overridden in activerecord model scope" do
reset_i18n_load_path do
I18n.backend.store_translations "en", activerecord: { errors: { models: { topic: { taken: "Custom taken message" } } } }
assert_equal "Custom taken message", @topic.errors.generate_message(:title, :taken, value: "title")
end
end
test "translation for 'taken' can be overridden in activerecord attributes scope" do
reset_i18n_load_path do
I18n.backend.store_translations "en", activerecord: { errors: { models: { topic: { attributes: { title: { taken: "Custom taken message" } } } } } }
assert_equal "Custom taken message", @topic.errors.generate_message(:title, :taken, value: "title")
end
end
end