dependency_request

# File lib/rubygems/test_case.rb, line 1278
  def dependency_request dep, from_name, from_version, parent = nil
    remote = Gem::Source.new @uri

    unless parent then
      parent_dep = dep from_name, from_version
      parent = Gem::Resolver::DependencyRequest.new parent_dep, nil
    end

    spec = Gem::Resolver::IndexSpecification.new        nil, from_name, from_version, remote, Gem::Platform::RUBY
    activation = Gem::Resolver::ActivationRequest.new spec, parent

    Gem::Resolver::DependencyRequest.new dep, activation
  end