Merge RubyGems upstream: 56c0bbb69e4506bda7ef7f447dfec5db820df20b

  It fixed the multiple vulnerabilities.
  https://blog.rubygems.org/2019/03/05/security-advisories-2019-03.html

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67168 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 3 deletions

diff --git a/lib/rubygems/test_utilities.rb b/lib/rubygems/test_utilities.rb
index 069ecccabe..5d02b04897 100644
--- a/lib/rubygems/test_utilities.rb
+++ b/lib/rubygems/test_utilities.rb
@@ -13,6 +13,13 @@ require 'rubygems/remote_fetcher'
 #   @fetcher.data['http://gems.example.com/yaml'] = source_index.to_yaml
 #   Gem::RemoteFetcher.fetcher = @fetcher
 #
+#   use nested array if multiple response is needed
+#
+#   @fetcher.data['http://gems.example.com/sequence'] = [['Success', 200, 'OK'], ['Failed', 401, 'Unauthorized']]
+#
+#   @fetcher.fetch_path('http://gems.example.com/sequence') # => ['Success', 200, 'OK']
+#   @fetcher.fetch_path('http://gems.example.com/sequence') # => ['Failed', 401, 'Unauthorized']
+#
 #   # invoke RubyGems code
 #
 #   paths = @fetcher.paths
@@ -32,7 +39,7 @@ class Gem::FakeFetcher
     @paths = []
   end
 
-  def find_data(path)
+  def find_data(path, nargs = 3)
     return File.read path.path if URI === path and 'file' == path.scheme
 
     if URI === path and "URI::#{path.scheme.upcase}" != path.class.name
@@ -48,7 +55,10 @@ class Gem::FakeFetcher
       raise Gem::RemoteFetcher::FetchError.new("no data for #{path}", path)
     end
 
-    @data[path]
+    data = @data[path]
+
+    data.flatten! and return data.shift(nargs) if data.respond_to?(:flatten!)
+    data
   end
 
   def fetch_path(path, mtime = nil, head = false)
@@ -60,7 +70,6 @@ class Gem::FakeFetcher
       if path.to_s =~ /gz$/ and not data.nil? and not data.empty?
         data = Gem::Util.gunzip data
       end
-
       data
     end
   end