nobu 05c29680e5 fix env leaks
* lib/rubygems/test_case.rb (setup, teardown): fix
  environment variable change leaks.

* test/cgi/update_env.rb: ditto.

* test/rake/test_rake_application_options.rb (setup, teardown):
  ditto.

* test/rake/test_rake_file_utils.rb (setup, teardown): ditto.

* test/rubygems/test_gem_request.rb (setup): add https_proxy.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49950 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2015-03-12 14:57:33 +00:00
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