[ruby/pathname] Make Pathname#each_entry return enumerator if called without block

Fixes [Bug #18158]

https://github.com/ruby/pathname/commit/914c726aa2

1 files changed, 12 insertions, 0 deletions

diff --git a/test/pathname/test_pathname.rb b/test/pathname/test_pathname.rb
index 9e14668c99..c971597602 100644
--- a/test/pathname/test_pathname.rb
+++ b/test/pathname/test_pathname.rb
@@ -1355,6 +1355,18 @@ class TestPathname < Test::Unit::TestCase
     }
   end
 
+  def test_each_entry_enumerator
+    with_tmpchdir('rubytest-pathname') {|dir|
+      open("a", "w") {}
+      open("b", "w") {}
+      a = []
+      e = Pathname(".").each_entry
+      assert_kind_of(Enumerator, e)
+      e.each {|v| a << v }
+      assert_equal([Pathname("."), Pathname(".."), Pathname("a"), Pathname("b")], a.sort)
+    }
+  end
+
   def test_mkdir
     with_tmpchdir('rubytest-pathname') {|dir|
       Pathname("d").mkdir