3 files changed, 4 insertions, 0 deletions
diff --git a/test/rdoc/test_rdoc_options.rb b/test/rdoc/test_rdoc_options.rb
index 760cf9db55..400ed9a549 100644
--- a/test/rdoc/test_rdoc_options.rb
+++ b/test/rdoc/test_rdoc_options.rb
@@ -18,6 +18,7 @@ class TestRDocOptions < RDoc::TestCase
 
   def test_check_files
     skip "assumes UNIX permission model" if /mswin|mingw/ =~ RUBY_PLATFORM
+    skip "skipped in root privilege" if Process.uid == 0
 
     out, err = capture_io do
       temp_dir do
diff --git a/test/rdoc/test_rdoc_rdoc.rb b/test/rdoc/test_rdoc_rdoc.rb
index 3244238e3c..bd4794342c 100644
--- a/test/rdoc/test_rdoc_rdoc.rb
+++ b/test/rdoc/test_rdoc_rdoc.rb
@@ -296,6 +296,7 @@ class TestRDocRDoc < RDoc::TestCase
 
   def test_parse_file_forbidden
     skip 'chmod not supported' if Gem.win_platform?
+    skip 'skipped in root privilege' if Process.uid == 0
 
     @rdoc.store = RDoc::Store.new
 
diff --git a/test/rdoc/test_rdoc_rubygems_hook.rb b/test/rdoc/test_rdoc_rubygems_hook.rb
index 2fb79ff577..2664b35cbb 100644
--- a/test/rdoc/test_rdoc_rubygems_hook.rb
+++ b/test/rdoc/test_rdoc_rubygems_hook.rb
@@ -200,6 +200,7 @@ class TestRDocRubygemsHook < Gem::TestCase
 
   def test_remove_unwritable
     skip 'chmod not supported' if Gem.win_platform?
+    skip 'skipped in root privilege' if Process.uid == 0
     FileUtils.mkdir_p @a.base_dir
     FileUtils.chmod 0, @a.base_dir
 
@@ -228,6 +229,7 @@ class TestRDocRubygemsHook < Gem::TestCase
 
   def test_setup_unwritable
     skip 'chmod not supported' if Gem.win_platform?
+    skip 'skipped in root privilege' if Process.uid == 0
     FileUtils.mkdir_p @a.doc_dir
     FileUtils.chmod 0, @a.doc_dir