try to install test system gems if missing

1 files changed, 9 insertions, 1 deletions

diff --git a/spec/support/builders.rb b/spec/support/builders.rb
index dd54d765b0..fe9b2ba4d7 100644
--- a/spec/support/builders.rb
+++ b/spec/support/builders.rb
@@ -298,12 +298,20 @@ module Spec
     def build_repo(path, &blk)
       return if File.directory?(path)
       rake_path = Dir["#{Path.base_system_gems}/**/rake*.gem"].first
+
+      if rake_path.nil?
+        Spec::Path.base_system_gems.rmtree
+        Spec::Rubygems.setup
+        rake_path = Dir["#{Path.base_system_gems}/**/rake*.gem"].first
+      end
+
       if rake_path
         FileUtils.mkdir_p("#{path}/gems")
         FileUtils.cp rake_path, "#{path}/gems/"
       else
-        abort "You need to `rm -rf #{tmp}`"
+        abort "Your test gems are missing! Run `rm -rf #{tmp}` and try again."
       end
+
       update_repo(path, &blk)
     end