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-rw-r--r--lib/rubygems/test_case.rb6
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/rubygems/test_case.rb b/lib/rubygems/test_case.rb
index a5a81d72a2..1e6d9feeeb 100644
--- a/lib/rubygems/test_case.rb
+++ b/lib/rubygems/test_case.rb
@@ -1098,11 +1098,15 @@ Also, a list:
##
# A vendor_gem is used with a gem dependencies file. The gem created here
# has no files, just a gem specification for the given +name+ and +version+.
+ #
+ # Yields the +specification+ to the block, if given
def vendor_gem name = 'a', version = 1
directory = File.join 'vendor', name
- vendor_spec = Gem::Specification.new name, version
+ vendor_spec = Gem::Specification.new name, version do |specification|
+ yield specification if block_given?
+ end
FileUtils.mkdir_p directory