Extend Gem.source_index.refresh! to work correctly with rails 2.3

lib/bundler/templates/environment.rb

@@ -1,12 +1,3 @@
-module Bundler
-  def self.rubygems_required
-    <% spec_files.each do |name, path| %>
-    Gem.loaded_specs["<%= name %>"] = eval(File.read("<%= path %>"))
-    Gem.source_index.add_spec(Gem.loaded_specs["<%= name %>"])
-    <% end %>
-  end
-end
-
 <% unless @system_gems %>
 ENV["GEM_HOME"] = "<%= @repository.path %>"
 ENV["GEM_PATH"] = "<%= @repository.path %>"
@@ -17,10 +8,44 @@ def self.rubygems_required
 <% load_paths.each do |load_path| %>
 $LOAD_PATH.unshift "<%= load_path %>"
 <% end %>
+
 <% if @rubygems %>
 require "rubygems"
-Bundler.rubygems_required
+
+module Bundler
+
+  @bundled_specs = {}
+  <% spec_files.each do |name, path| %>
+  @bundled_specs["<%= name %>"] = eval(File.read("<%= path %>"))
+  @bundled_specs["<%= name %>"].loaded_from = "<%= path %>"
+  <% end %>
+
+  def self.add_specs_to_loaded_specs
+    Gem.loaded_specs.merge! @bundled_specs
+    if Gem.respond_to?(:loaded_stacks)
+      @bundled_specs.keys.each { |name| Gem.loaded_stacks[name] = [] }
+    end
+  end
+
+  def self.add_specs_to_index
+    @bundled_specs.each do |name, spec|
+      Gem.source_index.add_spec spec
+    end
+  end
+
+  add_specs_to_loaded_specs
+  add_specs_to_index
+end
+
+module Gem
+  def source_index.refresh!
+    super
+    Bundler.add_specs_to_index
+  end
+end
+
 <% else %>
+
 $" << "rubygems.rb"
 module Kernel
   def gem(*)
@@ -53,4 +78,5 @@ class RemoteSourceException < Exception; end
   class VerificationError < Exception; end
   class SystemExitException < SystemExit; end
 end
+
 <% end %>

spec/bundler/manifest_spec.rb

@@ -199,6 +199,35 @@ def dep(name, version, options = {})
       out = run_in_context "begin ; require 'rake' ; rescue LoadError ; puts('WIN') ; end"
       out.should == "WIN"
     end
+
+    ["Running with system gems", "Running without system gems"].each_with_index do |desc, i|
+      describe desc do
+        before(:each) do
+          m = build_manifest <<-Gemfile
+            sources.clear
+            source "file://#{gem_repo1}"
+            gem "very-simple"
+            #{'disable_system_gems' if i == 1}
+          Gemfile
+          m.install
+        end
+
+        it "sets loaded_from on the specs" do
+          out = run_in_context "puts(Gem.loaded_specs['very-simple'].loaded_from || 'FAIL')"
+          out.should_not == "FAIL"
+        end
+
+        it "finds the gems in the source_index" do
+          out = run_in_context "puts Gem.source_index.find_name('very-simple').length"
+          out.should == "1"
+        end
+
+        it "still finds the gems in the source_index even if refresh! is called" do
+          out = run_in_context "Gem.source_index.refresh! ; puts Gem.source_index.find_name('very-simple').length"
+          out.should == "1"
+        end
+      end
+    end
   end
 
   describe "environments" do