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# frozen_string_literal: true
require "isolation/abstract_unit"
module ApplicationTests
class HooksTest < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation
def setup
build_app
FileUtils.rm_rf "#{app_path}/config/environments"
end
def teardown
teardown_app
end
test "load initializers" do
app_file "config/initializers/foo.rb", "$foo = true"
require "#{app_path}/config/environment"
assert $foo
end
test "hooks block works correctly without eager_load (before_eager_load is not called)" do
add_to_config <<-RUBY
$initialization_callbacks = []
config.root = "#{app_path}"
config.eager_load = false
config.before_configuration { $initialization_callbacks << 1 }
config.before_initialize { $initialization_callbacks << 2 }
config.before_eager_load { Boom }
config.after_initialize { $initialization_callbacks << 3 }
RUBY
require "#{app_path}/config/environment"
assert_equal [1, 2, 3], $initialization_callbacks
end
test "hooks block works correctly with eager_load" do
add_to_config <<-RUBY
$initialization_callbacks = []
config.root = "#{app_path}"
config.eager_load = true
config.before_configuration { $initialization_callbacks << 1 }
config.before_initialize { $initialization_callbacks << 2 }
config.before_eager_load { $initialization_callbacks << 3 }
config.after_initialize { $initialization_callbacks << 4 }
RUBY
require "#{app_path}/config/environment"
assert_equal [1, 2, 3, 4], $initialization_callbacks
end
test "after_initialize runs after frameworks have been initialized" do
$activerecord_configurations = nil
add_to_config <<-RUBY
config.after_initialize { $activerecord_configurations = ActiveRecord::Base.configurations }
RUBY
require "#{app_path}/config/environment"
assert $activerecord_configurations
assert $activerecord_configurations["development"]
end
test "after_initialize happens after to_prepare in development" do
$order = []
add_to_config <<-RUBY
config.cache_classes = false
config.after_initialize { $order << :after_initialize }
config.to_prepare { $order << :to_prepare }
RUBY
require "#{app_path}/config/environment"
assert_equal [:to_prepare, :after_initialize], $order
end
test "after_initialize happens after to_prepare in production" do
$order = []
add_to_config <<-RUBY
config.cache_classes = true
config.after_initialize { $order << :after_initialize }
config.to_prepare { $order << :to_prepare }
RUBY
require "#{app_path}/config/application"
Rails.env.replace "production"
require "#{app_path}/config/environment"
assert_equal [:to_prepare, :after_initialize], $order
end
end
end
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