akr	2009-12-16 02:21:09 +0900 (Wed, 16 Dec 2009)

  New Revision: 26107

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=26107

  Log:
    add tests.

  Modified files:
    trunk/test/test_find.rb

Index: test/test_find.rb
===================================================================
--- test/test_find.rb	(revision 26106)
+++ test/test_find.rb	(revision 26107)
@@ -148,6 +148,52 @@
     }
   end
 
+  def test_change_dir_to_file
+    Dir.mktmpdir {|d|
+      Dir.mkdir(dir_1 = "#{d}/d1")
+      File.open(file_a = "#{dir_1}/a", "w"){}
+      File.open(file_b = "#{dir_1}/b", "w"){}
+      File.open(file_c = "#{dir_1}/c", "w"){}
+      Dir.mkdir(dir_d = "#{dir_1}/d")
+      File.open(file_de = "#{dir_d}/e", "w"){}
+      dir_2 = "#{d}/d2"
+      a = []
+      Find.find(d) {|f|
+        a << f
+        if f == file_b
+          File.rename(dir_1, dir_2)
+          File.open(dir_1, "w") {}
+        end
+      }
+      assert_equal([d, dir_1, file_a, file_b, file_c, dir_d], a)
+    }
+  end
+
+  def test_change_dir_to_symlink_loop
+    Dir.mktmpdir {|d|
+      Dir.mkdir(dir_1 = "#{d}/d1")
+      File.open(file_a = "#{dir_1}/a", "w"){}
+      File.open(file_b = "#{dir_1}/b", "w"){}
+      File.open(file_c = "#{dir_1}/c", "w"){}
+      Dir.mkdir(dir_d = "#{dir_1}/d")
+      File.open(file_de = "#{dir_d}/e", "w"){}
+      dir_2 = "#{d}/d2"
+      a = []
+      Find.find(d) {|f|
+        a << f
+        if f == file_b
+          File.rename(dir_1, dir_2)
+          begin
+            File.symlink("d1", dir_1)
+          rescue NotImplementedError
+            skip "symlink is not supported."
+          end
+        end
+      }
+      assert_equal([d, dir_1, file_a, file_b, file_c, dir_d], a)
+    }
+  end
+
   def test_enumerator
     Dir.mktmpdir {|d|
       File.open("#{d}/a", "w"){}

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