Fix some RDoc and RubyGems test interactions. Fix -n in test/runner.rb

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19633 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 0 deletions

diff --git a/test/rubygems/gemutilities.rb b/test/rubygems/gemutilities.rb
index 8083875f43..f118f89a7b 100644
--- a/test/rubygems/gemutilities.rb
+++ b/test/rubygems/gemutilities.rb
@@ -57,6 +57,7 @@ class RubyGemTestCase < Test::Unit::TestCase
     @latest_usrcache = File.join(@gemhome, ".gem", "latest_user_cache")
     @userhome = File.join @tempdir, 'userhome'
 
+    @orig_ENV_HOME = ENV['HOME']
     ENV['HOME'] = @userhome
     Gem.instance_variable_set :@user_home, nil
 
@@ -131,6 +132,12 @@ class RubyGemTestCase < Test::Unit::TestCase
     ENV.delete 'GEM_PATH'
 
     Gem.clear_paths
+
+    if @orig_ENV_HOME then
+      ENV['HOME'] = @orig_ENV_HOME
+    else
+      ENV.delete 'HOME'
+    end
   end
 
   def install_gem gem