* gc.c (rb_gc_set_params): allow GC parameter configuration by

  environment variables.  based on a patch from funny-falcon at
  https://gist.github.com/856296, but honors safe level.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31044 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 5 deletions

diff --git a/test/rubygems/test_gem_doc_manager.rb b/test/rubygems/test_gem_doc_manager.rb
index f52f1f87f1..be4c12bd5b 100644
--- a/test/rubygems/test_gem_doc_manager.rb
+++ b/test/rubygems/test_gem_doc_manager.rb
@@ -12,26 +12,25 @@ class TestGemDocManager < Gem::TestCase
   def setup
     super
 
-    @spec = quick_gem 'a', 2
+    @spec = quick_gem 'a'
     @manager = Gem::DocManager.new(@spec)
   end
 
   def test_uninstall_doc_unwritable
-    path = @spec.installation_path
-    orig_mode = File.stat(path).mode
+    orig_mode = File.stat(@spec.installation_path).mode
 
     # File.chmod has no effect on MS Windows directories (it needs ACL).
     if win_platform?
       skip("test_uninstall_doc_unwritable skipped on MS Windows")
     else
-      File.chmod 0000, path
+      File.chmod(0, @spec.installation_path)
     end
 
     assert_raises Gem::FilePermissionError do
       @manager.uninstall_doc
     end
   ensure
-    File.chmod orig_mode, path
+    File.chmod orig_mode, @spec.installation_path
   end
 
 end