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require 'isolation/abstract_unit'
class ConsoleTest < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation
def setup
build_app
boot_rails
end
def teardown
teardown_app
end
def load_environment(sandbox = false)
require "#{rails_root}/config/environment"
Rails.application.sandbox = sandbox
Rails.application.load_console
end
def irb_context
Object.new.extend(Rails::ConsoleMethods)
end
def test_app_method_should_return_integration_session
TestHelpers::Rack.send :remove_method, :app
load_environment
console_session = irb_context.app
assert_instance_of ActionDispatch::Integration::Session, console_session
end
def test_new_session_should_return_integration_session
load_environment
session = irb_context.new_session
assert_instance_of ActionDispatch::Integration::Session, session
end
def test_reload_should_fire_preparation_and_cleanup_callbacks
load_environment
a = b = c = nil
# TODO: These should be defined on the initializer
ActionDispatch::Reloader.to_cleanup { a = b = c = 1 }
ActionDispatch::Reloader.to_cleanup { b = c = 2 }
ActionDispatch::Reloader.to_prepare { c = 3 }
# Hide Reloading... output
silence_stream(STDOUT) { irb_context.reload! }
assert_equal 1, a
assert_equal 2, b
assert_equal 3, c
end
def test_reload_should_reload_constants
app_file "app/models/user.rb", <<-MODEL
class User
attr_accessor :name
end
MODEL
load_environment
assert User.new.respond_to?(:name)
app_file "app/models/user.rb", <<-MODEL
class User
attr_accessor :name, :age
end
MODEL
assert !User.new.respond_to?(:age)
silence_stream(STDOUT) { irb_context.reload! }
assert User.new.respond_to?(:age)
end
def test_access_to_helpers
load_environment
helper = irb_context.helper
assert_not_nil helper
assert_instance_of ActionView::Base, helper
assert_equal 'Once upon a time in a world...',
helper.truncate('Once upon a time in a world far far away')
end
def test_with_sandbox
require 'rails/all'
value = false
Class.new(Rails::Railtie) do
console do |app|
value = app.sandbox?
end
end
load_environment(true)
assert value
end
def test_active_record_does_not_panic_when_referencing_an_observed_constant
add_to_config "config.active_record.observers = :user_observer"
app_file "app/models/user.rb", <<-MODEL
class User < ActiveRecord::Base
end
MODEL
app_file "app/models/user_observer.rb", <<-MODEL
class UserObserver < ActiveRecord::Observer
end
MODEL
load_environment
assert_nothing_raised { User }
end
end
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