require "cases/helper"
require 'models/topic'
class I18nGenerateMessageValidationTest < ActiveRecord::TestCase
def setup
Topic.reset_callbacks(:validate)
@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
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