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require 'abstract_unit'
require 'generators/generator_test_helper'
class RailsTemplateRunnerTest < GeneratorTestCase
def setup
Rails::Generator::Base.use_application_sources!
run_generator('app', [RAILS_ROOT])
# generate empty template
@template_path = File.join(RAILS_ROOT, 'template.rb')
File.open(File.join(@template_path), 'w') {|f| f << '' }
@git_plugin_uri = 'git://github.com/technoweenie/restful-authentication.git'
@svn_plugin_uri = 'svn://svnhub.com/technoweenie/restful-authentication/trunk'
end
def teardown
super
rm_rf "#{RAILS_ROOT}/README"
rm_rf "#{RAILS_ROOT}/Rakefile"
rm_rf "#{RAILS_ROOT}/doc"
rm_rf "#{RAILS_ROOT}/lib"
rm_rf "#{RAILS_ROOT}/log"
rm_rf "#{RAILS_ROOT}/script"
rm_rf "#{RAILS_ROOT}/vendor"
rm_rf "#{RAILS_ROOT}/tmp"
rm_rf "#{RAILS_ROOT}/Capfile"
rm_rf @template_path
end
def test_initialize_should_load_template
Rails::TemplateRunner.any_instance.expects(:load_template).with(@template_path)
silence_generator do
Rails::TemplateRunner.new(@template_path, RAILS_ROOT)
end
end
def test_initialize_should_raise_error_on_missing_template_file
assert_raise(RuntimeError) do
silence_generator do
Rails::TemplateRunner.new('non/existent/path/to/template.rb', RAILS_ROOT)
end
end
end
def test_file_should_write_data_to_file_path
run_template_method(:file, 'lib/test_file.rb', 'heres test data')
assert_generated_file_with_data 'lib/test_file.rb', 'heres test data'
end
def test_file_should_write_block_contents_to_file_path
run_template_method(:file, 'lib/test_file.rb') { 'heres block data' }
assert_generated_file_with_data 'lib/test_file.rb', 'heres block data'
end
def test_plugin_with_git_option_should_run_plugin_install
expects_run_with_command("script/plugin install #{@git_plugin_uri}")
run_template_method(:plugin, 'restful-authentication', :git => @git_plugin_uri)
end
def test_plugin_with_svn_option_should_run_plugin_install
expects_run_with_command("script/plugin install #{@svn_plugin_uri}")
run_template_method(:plugin, 'restful-authentication', :svn => @svn_plugin_uri)
end
def test_plugin_with_git_option_and_submodule_should_use_git_scm
Rails::Git.expects(:run).with("submodule add #{@git_plugin_uri} vendor/plugins/rest_auth")
run_template_method(:plugin, 'rest_auth', :git => @git_plugin_uri, :submodule => true)
end
def test_plugin_with_no_options_should_skip_method
Rails::TemplateRunner.any_instance.expects(:run).never
run_template_method(:plugin, 'rest_auth', {})
end
def test_gem_should_put_gem_dependency_in_enviroment
run_template_method(:gem, 'will-paginate')
assert_rails_initializer_includes("config.gem 'will-paginate'")
end
def test_gem_with_options_should_include_options_in_gem_dependency_in_environment
run_template_method(:gem, 'mislav-will-paginate', :lib => 'will-paginate', :source => 'http://gems.github.com')
assert_rails_initializer_includes("config.gem 'mislav-will-paginate', :lib => 'will-paginate', :source => 'http://gems.github.com'")
end
def test_environment_should_include_data_in_environment_initializer_block
load_paths = 'config.load_paths += %w["#{RAILS_ROOT}/app/extras"]'
run_template_method(:environment, load_paths)
assert_rails_initializer_includes(load_paths)
end
def test_environment_with_block_should_include_block_contents_in_environment_initializer_block
run_template_method(:environment) do
'# This wont be added'
'# This will be added'
end
assert_rails_initializer_includes('# This will be added')
end
def test_git_with_symbol_should_run_command_using_git_scm
Rails::Git.expects(:run).once.with('init')
run_template_method(:git, :init)
end
def test_git_with_hash_should_run_each_command_using_git_scm
Rails::Git.expects(:run).times(2)
run_template_method(:git, {:init => '', :add => '.'})
end
def test_vendor_should_write_data_to_file_in_vendor
run_template_method(:vendor, 'vendor_file.rb', '# vendor data')
assert_generated_file_with_data('vendor/vendor_file.rb', '# vendor data')
end
def test_lib_should_write_data_to_file_in_lib
run_template_method(:lib, 'my_library.rb', 'class MyLibrary')
assert_generated_file_with_data('lib/my_library.rb', 'class MyLibrary')
end
def test_rakefile_should_write_date_to_file_in_lib_tasks
run_template_method(:rakefile, 'myapp.rake', 'task :run => [:environment]')
assert_generated_file_with_data('lib/tasks/myapp.rake', 'task :run => [:environment]')
end
def test_initializer_should_write_date_to_file_in_config_initializers
run_template_method(:initializer, 'constants.rb', 'MY_CONSTANT = 42')
assert_generated_file_with_data('config/initializers/constants.rb', 'MY_CONSTANT = 42')
end
def test_generate_should_run_script_generate_with_argument_and_options
expects_run_with_command('script/generate model MyModel')
run_template_method(:generate, 'model', 'MyModel')
end
def test_rake_should_run_rake_command_with_development_env
expects_run_with_command('rake log:clear RAILS_ENV=development')
run_template_method(:rake, 'log:clear')
end
def test_rake_with_env_option_should_run_rake_command_in_env
expects_run_with_command('rake log:clear RAILS_ENV=production')
run_template_method(:rake, 'log:clear', :env => 'production')
end
def test_rake_with_sudo_option_should_run_rake_command_with_sudo
expects_run_with_command('sudo rake log:clear RAILS_ENV=development')
run_template_method(:rake, 'log:clear', :sudo => true)
end
def test_capify_should_run_the_capify_command
expects_run_with_command('capify .')
run_template_method(:capify!)
end
def test_freeze_should_freeze_rails_edge
expects_run_with_command('rake rails:freeze:edge')
run_template_method(:freeze!)
end
def test_route_should_add_data_to_the_routes_block_in_config_routes
route_command = "map.route '/login', :controller => 'sessions', :action => 'new'"
run_template_method(:route, route_command)
assert_generated_file_with_data 'config/routes.rb', route_command
end
protected
def run_template_method(method_name, *args, &block)
silence_generator do
@template_runner = Rails::TemplateRunner.new(@template_path, RAILS_ROOT)
@template_runner.send(method_name, *args, &block)
end
end
def expects_run_with_command(command)
Rails::TemplateRunner.any_instance.stubs(:run).once.with(command, false)
end
def assert_rails_initializer_includes(data, message = nil)
message ||= "Rails::Initializer should include #{data}"
assert_generated_file 'config/environment.rb' do |body|
assert_match(/#{Regexp.escape("Rails::Initializer.run do |config|")}.+#{Regexp.escape(data)}.+end/m, body, message)
end
end
def assert_generated_file_with_data(file, data, message = nil)
message ||= "#{file} should include '#{data}'"
assert_generated_file(file) do |file|
assert_match(/#{Regexp.escape(data)}/,file, message)
end
end
end
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