r53689 test

* test/ruby/test_file_exhaustive.rb (test_readlink_junction): test
  for r53689.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53690 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 0 deletions

diff --git a/test/ruby/test_file_exhaustive.rb b/test/ruby/test_file_exhaustive.rb
index 8070d57bd0..6611b92bb8 100644
--- a/test/ruby/test_file_exhaustive.rb
+++ b/test/ruby/test_file_exhaustive.rb
@@ -557,6 +557,15 @@ class TestFileExhaustive < Test::Unit::TestCase
     end;
   end
 
+  if NTFS
+    def test_readlink_junction
+      base = File.basename(nofile)
+      err = IO.popen(%W"cmd.exe /c mklink /j #{base} .", chdir: @dir, err: %i[child out], &:read)
+      skip err unless $?.success?
+      assert_equal(@dir, File.readlink(nofile))
+    end
+  end
+
   def test_unlink
     assert_equal(1, File.unlink(regular_file))
     make_file("foo", regular_file)