1 files changed, 8 insertions, 0 deletions
diff --git a/test/lib/minitest/unit.rb b/test/lib/minitest/unit.rb
index e8c22c60b7..81b9d7deae 100644
--- a/test/lib/minitest/unit.rb
+++ b/test/lib/minitest/unit.rb
@@ -1171,6 +1171,14 @@ module MiniTest
       def windows? platform = RUBY_PLATFORM
         /mswin|mingw/ =~ platform
       end
+
+      ##
+      # Is this running on mingw?
+
+      def mingw? platform = RUBY_PLATFORM
+        /mingw/ =~ platform
+      end
+
     end
 
     ##