* lib/rubygems: Update to RubyGems 2.5.0+ HEAD(fdab4c4).

  this version includes #1396, #1397, #1398, #1399
* test/rubygems: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52880 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 15 insertions, 0 deletions

diff --git a/test/rubygems/test_gem_specification.rb b/test/rubygems/test_gem_specification.rb
index 1ca2046195..6c7ee6054a 100644
--- a/test/rubygems/test_gem_specification.rb
+++ b/test/rubygems/test_gem_specification.rb
@@ -2678,6 +2678,21 @@ duplicate dependency on c (>= 1.2.3, development), (~> 1.2) use:
     end
   end
 
+  def test_validate_prerelease_dependencies_with_prerelease_version
+    util_setup_validate
+
+    Dir.chdir @tempdir do
+      @a1.version = '1.0.0.beta.1'
+      @a1.add_runtime_dependency 'b', '~> 1.2.0.beta.1'
+
+      use_ui @ui do
+        @a1.validate
+      end
+
+      assert_equal '', @ui.error, 'warning'
+    end
+  end
+
   def test_validate_description
     util_setup_validate