new test file.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26079 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/test_find.rb

@@ -0,0 +1,92 @@
+require 'test/unit'
+require 'find'
+require 'tmpdir'
+
+class TestFind < Test::Unit::TestCase
+  def test_empty
+    Dir.mktmpdir {|d|
+      a = []
+      Find.find(d) {|f| a << f }
+      assert_equal([d], a)
+    }
+  end
+
+  def test_rec
+    Dir.mktmpdir {|d|
+      File.open("#{d}/a", "w")
+      Dir.mkdir("#{d}/b")
+      File.open("#{d}/b/a", "w")
+      File.open("#{d}/b/b", "w")
+      Dir.mkdir("#{d}/c")
+      a = []
+      Find.find(d) {|f| a << f }
+      assert_equal([d, "#{d}/a", "#{d}/b", "#{d}/b/a", "#{d}/b/b", "#{d}/c"], a)
+    }
+  end
+
+  def test_prune
+    Dir.mktmpdir {|d|
+      File.open("#{d}/a", "w")
+      Dir.mkdir("#{d}/b")
+      File.open("#{d}/b/a", "w")
+      File.open("#{d}/b/b", "w")
+      Dir.mkdir("#{d}/c")
+      a = []
+      Find.find(d) {|f|
+        a << f
+        Find.prune if f == "#{d}/b"
+      }
+      assert_equal([d, "#{d}/a", "#{d}/b", "#{d}/c"], a)
+    }
+  end
+
+  def test_countup3
+    Dir.mktmpdir {|d|
+      1.upto(3) {|n| File.open("#{d}/#{n}", "w") }
+      a = []
+      Find.find(d) {|f| a << f }
+      assert_equal([d, "#{d}/1", "#{d}/2", "#{d}/3"], a)
+    }
+  end
+
+  def test_countdown3
+    Dir.mktmpdir {|d|
+      3.downto(1) {|n| File.open("#{d}/#{n}", "w") }
+      a = []
+      Find.find(d) {|f| a << f }
+      assert_equal([d, "#{d}/1", "#{d}/2", "#{d}/3"], a)
+    }
+  end
+
+  def test_unreadable_dir
+    Dir.mktmpdir {|d|
+      Dir.mkdir(dir = "#{d}/dir")
+      File.open(file = "#{dir}/foo", "w")
+      begin
+        File.chmod(0300, dir)
+        a = []
+        Find.find(d) {|f| a << f }
+        assert_equal([d, dir], a)
+      ensure
+        File.chmod(0700, dir)
+      end
+    }
+  end
+
+  def test_unsearchable_dir
+    Dir.mktmpdir {|d|
+      Dir.mkdir(dir = "#{d}/dir")
+      File.open(file = "#{dir}/foo", "w")
+      begin
+        File.chmod(0600, dir)
+        a = []
+        Find.find(d) {|f| a << f }
+        assert_equal([d, dir, file], a)
+        assert_raise(Errno::EACCES) { File.lstat(file) }
+      ensure
+        File.chmod(0700, dir)
+      end
+    }
+  end
+
+end