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# frozen_string_literal: true
require "generators/generators_test_helper"
require "rails/generators/channel/channel_generator"
class ChannelGeneratorTest < Rails::Generators::TestCase
include GeneratorsTestHelper
tests Rails::Generators::ChannelGenerator
def test_application_cable_skeleton_is_created
run_generator ["books"]
assert_file "app/channels/application_cable/channel.rb" do |cable|
assert_match(/module ApplicationCable\n class Channel < ActionCable::Channel::Base\n/, cable)
end
assert_file "app/channels/application_cable/connection.rb" do |cable|
assert_match(/module ApplicationCable\n class Connection < ActionCable::Connection::Base\n/, cable)
end
end
def test_channel_is_created
run_generator ["chat"]
assert_file "app/channels/chat_channel.rb" do |channel|
assert_match(/class ChatChannel < ApplicationCable::Channel/, channel)
end
assert_file "app/assets/javascripts/channels/chat.js" do |channel|
assert_match(/App\.chat = App\.cable\.subscriptions\.create\("ChatChannel/, channel)
end
end
def test_channel_with_multiple_actions_is_created
run_generator ["chat", "speak", "mute"]
assert_file "app/channels/chat_channel.rb" do |channel|
assert_match(/class ChatChannel < ApplicationCable::Channel/, channel)
assert_match(/def speak/, channel)
assert_match(/def mute/, channel)
end
assert_file "app/assets/javascripts/channels/chat.js" do |channel|
assert_match(/App\.chat = App\.cable\.subscriptions\.create\("ChatChannel/, channel)
assert_match(/,\n\n speak/, channel)
assert_match(/,\n\n mute: function\(\) \{\n return this\.perform\('mute'\);\n \}\n\}\);/, channel)
end
end
def test_channel_asset_is_not_created_when_skip_assets_is_passed
run_generator ["chat", "--skip-assets"]
assert_file "app/channels/chat_channel.rb" do |channel|
assert_match(/class ChatChannel < ApplicationCable::Channel/, channel)
end
assert_no_file "app/assets/javascripts/channels/chat.js"
end
def test_cable_js_is_created_if_not_present_already
run_generator ["chat"]
FileUtils.rm("#{destination_root}/app/assets/javascripts/cable.js")
run_generator ["camp"]
assert_file "app/assets/javascripts/cable.js"
end
def test_channel_on_revoke
run_generator ["chat"]
run_generator ["chat"], behavior: :revoke
assert_no_file "app/channels/chat_channel.rb"
assert_no_file "app/assets/javascripts/channels/chat.js"
assert_file "app/channels/application_cable/channel.rb"
assert_file "app/channels/application_cable/connection.rb"
assert_file "app/assets/javascripts/cable.js"
end
def test_channel_suffix_is_not_duplicated
run_generator ["chat_channel"]
assert_no_file "app/channels/chat_channel_channel.rb"
assert_file "app/channels/chat_channel.rb"
assert_no_file "app/assets/javascripts/channels/chat_channel.js"
assert_file "app/assets/javascripts/channels/chat.js"
end
end
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