require 'tempfile' require 'rubygems' require 'rubygems/remote_fetcher' ## # A fake Gem::RemoteFetcher for use in tests or to avoid real live HTTP # requests when testing code that uses RubyGems. # # Example: # # @fetcher = Gem::FakeFetcher.new # @fetcher.data['http://gems.example.com/yaml'] = source_index.to_yaml # Gem::RemoteFetcher.fetcher = @fetcher # # # invoke RubyGems code # # paths = @fetcher.paths # assert_equal 'http://gems.example.com/yaml', paths.shift # assert paths.empty?, paths.join(', ') # # See RubyGems' tests for more examples of FakeFetcher. class Gem::FakeFetcher attr_reader :data attr_accessor :paths def initialize @data = {} @paths = [] end def fetch_path path, mtime = nil path = path.to_s @paths << path raise ArgumentError, 'need full URI' unless path =~ %r'^http://' data = @data[path] if data.nil? then raise Gem::RemoteFetcher::FetchError.new('no data', path) end if data.respond_to?(:call) then data.call else data = Gem.gunzip data if path.to_s =~ /gz$/ unless data.empty? data end end def fetch_size(path) path = path.to_s @paths << path raise ArgumentError, 'need full URI' unless path =~ %r'^http://' data = @data[path] if data.nil? then raise Gem::RemoteFetcher::FetchError.new("no data for #{path}", nil) end data.respond_to?(:call) ? data.call : data.length end def download spec, source_uri, install_dir = Gem.dir name = "#{spec.full_name}.gem" path = File.join(install_dir, 'cache', name) Gem.ensure_gem_subdirectories install_dir if source_uri =~ /^http/ then File.open(path, "wb") do |f| f.write fetch_path(File.join(source_uri, "gems", name)) end else FileUtils.cp source_uri, path end path end end # :stopdoc: class Gem::RemoteFetcher def self.fetcher=(fetcher) @fetcher = fetcher end end # :startdoc: ## # A StringIO duck-typed class that uses Tempfile instead of String as the # backing store. #-- # This class was added to flush out problems in Rubinius' IO implementation. class TempIO @@count = 0 def initialize(string = '') @tempfile = Tempfile.new "TempIO-#{@@count += 1}" @tempfile.binmode @tempfile.write string @tempfile.rewind end def method_missing(meth, *args, &block) @tempfile.send(meth, *args, &block) end def respond_to?(meth) @tempfile.respond_to? meth end def string @tempfile.flush Gem.read_binary @tempfile.path end end