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git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6883 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
188 lines
No EOL
7.1 KiB
Ruby
188 lines
No EOL
7.1 KiB
Ruby
module GeneratorTestHelper
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# Instatiates the Generator
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def build_generator(name,params)
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Rails::Generator::Base.instance(name,params)
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end
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# Runs the create command (like the command line does)
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def run_generator(name,params)
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silence_generator do
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build_generator(name,params).command(:create).invoke!
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end
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end
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# Silences the logger temporarily and returns the output as a String
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def silence_generator
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logger_original=Rails::Generator::Base.logger
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myout=StringIO.new
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Rails::Generator::Base.logger=Rails::Generator::SimpleLogger.new(myout)
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yield if block_given?
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Rails::Generator::Base.logger=logger_original
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myout.string
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end
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# asserts that the given controller was generated.
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# It takes a name or symbol without the <tt>_controller</tt> part and an optional super class.
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# The contents of the class source file is passed to a block.
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def assert_generated_controller_for(name,parent="ApplicationController")
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assert_generated_class "app/controllers/#{name.to_s.underscore}_controller",parent do |body|
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yield body if block_given?
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end
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end
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# asserts that the given model was generated.
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# It takes a name or symbol and an optional super class.
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# the contents of the class source file is passed to a block.
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def assert_generated_model_for(name,parent="ActiveRecord::Base")
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assert_generated_class "app/models/#{name.to_s.underscore}",parent do |body|
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yield body if block_given?
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end
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end
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# asserts that the given helper was generated.
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# It takes a name or symbol without the <tt>_helper</tt> part
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# the contents of the module source file is passed to a block.
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def assert_generated_helper_for(name)
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assert_generated_module "app/helpers/#{name.to_s.underscore}_helper" do |body|
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yield body if block_given?
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end
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end
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# asserts that the given functional test was generated.
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# It takes a name or symbol without the <tt>_controller_test</tt> part and an optional super class.
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# the contents of the class source file is passed to a block.
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def assert_generated_functional_test_for(name,parent="Test::Unit::TestCase")
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assert_generated_class "test/functional/#{name.to_s.underscore}_controller_test",parent do |body|
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yield body if block_given?
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end
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end
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# asserts that the given unit test was generated.
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# It takes a name or symbol without the <tt>_test</tt> part and an optional super class.
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# the contents of the class source file is passed to a block.
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def assert_generated_unit_test_for(name,parent="Test::Unit::TestCase")
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assert_generated_class "test/unit/#{name.to_s.underscore}_test",parent do |body|
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yield body if block_given?
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end
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end
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# asserts that the given file was generated.
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# the contents of the file is passed to a block.
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def assert_generated_file(path)
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assert_file_exists(path)
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File.open("#{RAILS_ROOT}/#{path}") do |f|
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yield f.read if block_given?
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end
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end
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# asserts that the given file exists
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def assert_file_exists(path)
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assert File.exists?("#{RAILS_ROOT}/#{path}"),"The file '#{path}' should exist"
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end
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# asserts that the given class source file was generated.
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# It takes a path without the <tt>.rb</tt> part and an optional super class.
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# the contents of the class source file is passed to a block.
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def assert_generated_class(path,parent=nil)
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path=~/\/?(\d+_)?(\w+)$/
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class_name=$2.camelize
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assert_generated_file("#{path}.rb") do |body|
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assert body=~/class #{class_name}#{parent.nil? ? '':" < #{parent}"}/,"the file '#{path}.rb' should be a class"
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yield body if block_given?
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end
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end
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# asserts that the given module source file was generated.
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# It takes a path without the <tt>.rb</tt> part.
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# the contents of the class source file is passed to a block.
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def assert_generated_module(path)
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path=~/\/?(\w+)$/
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module_name=$1.camelize
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assert_generated_file("#{path}.rb") do |body|
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assert body=~/module #{module_name}/,"the file '#{path}.rb' should be a module"
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yield body if block_given?
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end
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end
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# asserts that the given css stylesheet file was generated.
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# It takes a path without the <tt>.css</tt> part.
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# the contents of the stylesheet source file is passed to a block.
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def assert_generated_stylesheet(path)
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assert_generated_file("public/stylesheets/#{path}.css") do |body|
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yield body if block_given?
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end
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end
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# asserts that the given yaml file was generated.
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# It takes a path without the <tt>.yml</tt> part.
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# the parsed yaml tree is passed to a block.
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def assert_generated_yaml(path)
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assert_generated_file("#{path}.yml") do |body|
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assert yaml=YAML.load(body)
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yield yaml if block_given?
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end
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end
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# asserts that the given fixtures yaml file was generated.
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# It takes a fixture name without the <tt>.yml</tt> part.
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# the parsed yaml tree is passed to a block.
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def assert_generated_fixtures_for(name)
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assert_generated_yaml "test/fixtures/#{name.to_s.underscore}" do |yaml|
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assert_generated_timestamps(yaml)
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yield yaml if block_given?
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end
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end
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# asserts that the given views were generated.
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# It takes a controller name and a list of views (including extensions).
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# The body of each view is passed to a block
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def assert_generated_views_for(name,*actions)
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actions.each do |action|
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assert_generated_file("app/views/#{name.to_s.underscore}/#{action.to_s}") do |body|
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yield body if block_given?
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end
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end
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end
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# asserts that the given migration file was generated.
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# It takes the name of the migration as a parameter.
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# the migration body is passed to a block.
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def assert_generated_migration(name,parent="ActiveRecord::Migration")
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assert_generated_class "db/migrate/001_#{name.to_s.underscore}",parent do |body|
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assert body=~/timestamps/, "should have timestamps defined"
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yield body if block_given?
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end
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end
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# asserts that the given resource was added to the routes.
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def assert_added_route_for(name)
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assert_generated_file("config/routes.rb") do |body|
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assert body=~/map.resources :#{name.to_s.underscore}/,"should add route for :#{name.to_s.underscore}"
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end
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end
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# asserts that the given methods are defined in the body.
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# This does assume standard rails code conventions with regards to the source code.
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# The body of each individual method is passed to a block.
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def assert_has_method(body,*methods)
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methods.each do |name|
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assert body=~/^ def #{name.to_s}\n((\n| .*\n)*) end/,"should have method #{name.to_s}"
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yield( name, $1 ) if block_given?
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end
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end
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# asserts that the given column is defined in the migration
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def assert_generated_column(body,name,type)
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assert body=~/t\.#{type.to_s} :#{name.to_s}/, "should have column #{name.to_s} defined"
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end
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private
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# asserts that the default timestamps are created in the fixture
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def assert_generated_timestamps(yaml)
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yaml.values.each do |v|
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["created_at", "updated_at"].each do |field|
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assert v.keys.include?(field), "should have #{field} field by default"
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end
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end
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end
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end |