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require "isolation/abstract_unit"
require "active_support/core_ext/string/strip"
module ApplicationTests
class RakeTest < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation
def setup
build_app
boot_rails
end
def teardown
teardown_app
end
def test_gems_tasks_are_loaded_first_than_application_ones
app_file "lib/tasks/app.rake", <<-RUBY
$task_loaded = Rake::Task.task_defined?("db:create:all")
RUBY
require "#{app_path}/config/environment"
::Rails.application.load_tasks
assert $task_loaded
end
def test_the_test_rake_task_is_protected_when_previous_migration_was_production
Dir.chdir(app_path) do
output = `bin/rails generate model product name:string;
env RAILS_ENV=production bin/rake db:create db:migrate;
env RAILS_ENV=production bin/rake db:test:prepare test 2>&1`
assert_match /ActiveRecord::ProtectedEnvironmentError/, output
end
end
def test_not_protected_when_previous_migration_was_not_production
Dir.chdir(app_path) do
output = `bin/rails generate model product name:string;
env RAILS_ENV=test bin/rake db:create db:migrate;
env RAILS_ENV=test bin/rake db:test:prepare test 2>&1`
refute_match /ActiveRecord::ProtectedEnvironmentError/, output
end
end
def test_environment_is_required_in_rake_tasks
app_file "config/environment.rb", <<-RUBY
SuperMiddleware = Struct.new(:app)
Rails.application.configure do
config.middleware.use SuperMiddleware
end
Rails.application.initialize!
RUBY
assert_match("SuperMiddleware", Dir.chdir(app_path){ `bin/rake middleware` })
end
def test_initializers_are_executed_in_rake_tasks
add_to_config <<-RUBY
initializer "do_something" do
puts "Doing something..."
end
rake_tasks do
task do_nothing: :environment do
end
end
RUBY
output = Dir.chdir(app_path){ `bin/rake do_nothing` }
assert_match "Doing something...", output
end
def test_does_not_explode_when_accessing_a_model
add_to_config <<-RUBY
rake_tasks do
task do_nothing: :environment do
Hello.new.world
end
end
RUBY
app_file 'app/models/hello.rb', <<-RUBY
class Hello
def world
puts 'Hello world'
end
end
RUBY
output = Dir.chdir(app_path) { `bin/rake do_nothing` }
assert_match 'Hello world', output
end
def test_should_not_eager_load_model_for_rake
add_to_config <<-RUBY
rake_tasks do
task do_nothing: :environment do
end
end
RUBY
add_to_env_config 'production', <<-RUBY
config.eager_load = true
RUBY
app_file 'app/models/hello.rb', <<-RUBY
raise 'should not be pre-required for rake even eager_load=true'
RUBY
Dir.chdir(app_path) do
assert system('bin/rake do_nothing RAILS_ENV=production'),
'should not be pre-required for rake even eager_load=true'
end
end
def test_code_statistics_sanity
assert_match "Code LOC: 7 Test LOC: 0 Code to Test Ratio: 1:0.0",
Dir.chdir(app_path){ `bin/rake stats` }
end
def test_rake_routes_calls_the_route_inspector
app_file "config/routes.rb", <<-RUBY
Rails.application.routes.draw do
get '/cart', to: 'cart#show'
end
RUBY
output = Dir.chdir(app_path){ `bin/rake routes` }
assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output
end
def test_rake_routes_with_controller_environment
app_file "config/routes.rb", <<-RUBY
Rails.application.routes.draw do
get '/cart', to: 'cart#show'
get '/basketball', to: 'basketball#index'
end
RUBY
ENV['CONTROLLER'] = 'cart'
output = Dir.chdir(app_path){ `bin/rake routes` }
assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output
end
def test_rake_routes_displays_message_when_no_routes_are_defined
app_file "config/routes.rb", <<-RUBY
Rails.application.routes.draw do
end
RUBY
assert_equal <<-MESSAGE.strip_heredoc, Dir.chdir(app_path){ `bin/rake routes` }
You don't have any routes defined!
Please add some routes in config/routes.rb.
For more information about routes, see the Rails guide: http://guides.rubyonrails.org/routing.html.
MESSAGE
end
def test_logger_is_flushed_when_exiting_production_rake_tasks
add_to_config <<-RUBY
rake_tasks do
task log_something: :environment do
Rails.logger.error("Sample log message")
end
end
RUBY
output = Dir.chdir(app_path){ `bin/rake log_something RAILS_ENV=production && cat log/production.log` }
assert_match "Sample log message", output
end
def test_loading_specific_fixtures
Dir.chdir(app_path) do
`bin/rails generate model user username:string password:string;
bin/rails generate model product name:string;
bin/rake db:migrate`
end
require "#{rails_root}/config/environment"
# loading a specific fixture
errormsg = Dir.chdir(app_path) { `bin/rake db:fixtures:load FIXTURES=products` }
assert $?.success?, errormsg
assert_equal 2, ::AppTemplate::Application::Product.count
assert_equal 0, ::AppTemplate::Application::User.count
end
def test_loading_only_yml_fixtures
Dir.chdir(app_path) do
`bin/rake db:migrate`
end
app_file "test/fixtures/products.csv", ""
require "#{rails_root}/config/environment"
errormsg = Dir.chdir(app_path) { `bin/rake db:fixtures:load` }
assert $?.success?, errormsg
end
def test_scaffold_tests_pass_by_default
output = Dir.chdir(app_path) do
`bin/rails generate scaffold user username:string password:string;
RAILS_ENV=test bin/rake db:migrate test`
end
assert_match(/7 runs, 12 assertions, 0 failures, 0 errors/, output)
assert_no_match(/Errors running/, output)
end
def test_api_scaffold_tests_pass_by_default
add_to_config <<-RUBY
config.api_only = true
RUBY
app_file "app/controllers/application_controller.rb", <<-RUBY
class ApplicationController < ActionController::API
end
RUBY
output = Dir.chdir(app_path) do
`bin/rails generate scaffold user username:string password:string;
RAILS_ENV=test bin/rake db:migrate test`
end
assert_match(/5 runs, 7 assertions, 0 failures, 0 errors/, output)
assert_no_match(/Errors running/, output)
end
def test_scaffold_with_references_columns_tests_pass_when_belongs_to_is_optional
app_file "config/initializers/active_record_belongs_to_required_by_default.rb",
"Rails.application.config.active_record.belongs_to_required_by_default = false"
output = Dir.chdir(app_path) do
`bin/rails generate scaffold LineItems product:references cart:belongs_to;
RAILS_ENV=test bin/rake db:migrate test`
end
assert_match(/7 runs, 12 assertions, 0 failures, 0 errors/, output)
assert_no_match(/Errors running/, output)
end
def test_db_test_clone_when_using_sql_format
add_to_config "config.active_record.schema_format = :sql"
output = Dir.chdir(app_path) do
`bin/rails generate scaffold user username:string;
bin/rake db:migrate;
bin/rake db:test:clone 2>&1 --trace`
end
assert_match(/Execute db:test:clone_structure/, output)
end
def test_db_test_prepare_when_using_sql_format
add_to_config "config.active_record.schema_format = :sql"
output = Dir.chdir(app_path) do
`bin/rails generate scaffold user username:string;
bin/rake db:migrate;
bin/rake db:test:prepare 2>&1 --trace`
end
assert_match(/Execute db:test:load_structure/, output)
end
def test_rake_dump_structure_should_respect_db_structure_env_variable
Dir.chdir(app_path) do
# ensure we have a schema_migrations table to dump
`bin/rake db:migrate db:structure:dump SCHEMA=db/my_structure.sql`
end
assert File.exist?(File.join(app_path, 'db', 'my_structure.sql'))
end
def test_rake_dump_structure_should_be_called_twice_when_migrate_redo
add_to_config "config.active_record.schema_format = :sql"
output = Dir.chdir(app_path) do
`bin/rails g model post title:string;
bin/rake db:migrate:redo 2>&1 --trace;`
end
# expect only Invoke db:structure:dump (first_time)
assert_no_match(/^\*\* Invoke db:structure:dump\s+$/, output)
end
def test_rake_dump_schema_cache
Dir.chdir(app_path) do
`bin/rails generate model post title:string;
bin/rails generate model product name:string;
bin/rake db:migrate db:schema:cache:dump`
end
assert File.exist?(File.join(app_path, 'db', 'schema_cache.dump'))
end
def test_rake_clear_schema_cache
Dir.chdir(app_path) do
`bin/rake db:schema:cache:dump db:schema:cache:clear`
end
assert !File.exist?(File.join(app_path, 'db', 'schema_cache.dump'))
end
def test_copy_templates
Dir.chdir(app_path) do
`bin/rake rails:templates:copy`
%w(controller mailer scaffold).each do |dir|
assert File.exist?(File.join(app_path, 'lib', 'templates', 'erb', dir))
end
%w(controller helper scaffold_controller assets).each do |dir|
assert File.exist?(File.join(app_path, 'lib', 'templates', 'rails', dir))
end
end
end
def test_template_load_initializers
app_file "config/initializers/dummy.rb", "puts 'Hello, World!'"
app_file "template.rb", ""
output = Dir.chdir(app_path) do
`bin/rake rails:template LOCATION=template.rb`
end
assert_match(/Hello, World!/, output)
end
def test_tmp_clear_should_work_if_folder_missing
FileUtils.remove_dir("#{app_path}/tmp")
errormsg = Dir.chdir(app_path) { `bin/rake tmp:clear` }
assert_predicate $?, :success?
assert_empty errormsg
end
end
end
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