added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 701 insertions, 0 deletions

diff --git a/trunk/test/ruby/test_argf.rb b/trunk/test/ruby/test_argf.rb
new file mode 100644
index 0000000000..eb5556b98a
--- /dev/null
+++ b/trunk/test/ruby/test_argf.rb
@@ -0,0 +1,701 @@
+require 'test/unit'
+require 'timeout'
+require 'tmpdir'
+require 'tempfile'
+require_relative 'envutil'
+
+class TestArgf < Test::Unit::TestCase
+  def setup
+    @t1 = Tempfile.new("foo")
+    @t1.binmode
+    @t1.puts "1"
+    @t1.puts "2"
+    @t1.close
+    @t2 = Tempfile.new("bar")
+    @t2.binmode
+    @t2.puts "3"
+    @t2.puts "4"
+    @t2.close
+    @t3 = Tempfile.new("baz")
+    @t3.binmode
+    @t3.puts "5"
+    @t3.puts "6"
+    @t3.close
+    @tmps = [@t1, @t2, @t3]
+  end
+
+  def teardown
+    @tmps.each {|t|
+      bak = t.path + ".bak"
+      File.unlink bak if File.file? bak
+    }
+  end
+
+  def make_tempfile
+    t = Tempfile.new("foo")
+    t.puts "foo"
+    t.puts "bar"
+    t.puts "baz"
+    t.close
+    @tmps << t
+    t
+  end
+
+  def ruby(*args)
+    args = ['-e', '$>.write($<.read)'] if args.empty?
+    ruby = EnvUtil.rubybin
+    f = IO.popen([ruby] + args, 'r+')
+    yield(f)
+  ensure
+    f.close unless !f || f.closed?
+  end
+
+  def no_safe_rename
+    /cygwin|mswin|mingw|bccwin/ =~ RUBY_PLATFORM
+  end
+
+  def test_argf
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      a = ARGF
+      b = a.dup
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["1", 1, "1", 1]
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["2", 2, "2", 2]
+      a.rewind
+      b.rewind
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["1", 1, "1", 3]
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["2", 2, "2", 4]
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["3", 3, "3", 5]
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["4", 4, "4", 6]
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["5", 5, "5", 7]
+      a.rewind
+      b.rewind
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["5", 5, "5", 8]
+      p [a.gets.chomp, a.lineno, b.gets.chomp, b.lineno] #=> ["6", 6, "6", 9]
+    SRC
+      a = f.read.split("\n")
+      assert_equal('["1", 1, "1", 1]', a.shift)
+      assert_equal('["2", 2, "2", 2]', a.shift)
+      assert_equal('["1", 1, "1", 3]', a.shift)
+      assert_equal('["2", 2, "2", 4]', a.shift)
+      assert_equal('["3", 3, "3", 5]', a.shift)
+      assert_equal('["4", 4, "4", 6]', a.shift)
+      assert_equal('["5", 5, "5", 7]', a.shift)
+      assert_equal('["5", 5, "5", 8]', a.shift)
+      assert_equal('["6", 6, "6", 9]', a.shift)
+
+      # is this test OK? [ruby-dev:34445]
+    end
+  end
+
+  def test_lineno
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      a = ARGF
+      a.gets; p $.  #=> 1
+      a.gets; p $.  #=> 2
+      a.gets; p $.  #=> 3
+      a.rewind; p $.  #=> 3
+      a.gets; p $.  #=> 3
+      a.gets; p $.  #=> 4
+      a.rewind; p $.  #=> 4
+      a.gets; p $.  #=> 3
+      a.lineno = 1000; p $.  #=> 1000
+      a.gets; p $.  #=> 1001
+      a.gets; p $.  #=> 1002
+      $. = 2000
+      a.gets; p $.  #=> 2001
+      a.gets; p $.  #=> 2001
+    SRC
+      assert_equal("1,2,3,3,3,4,4,3,1000,1001,1002,2001,2001", f.read.chomp.gsub("\n", ","))
+    end
+  end
+
+  def test_lineno2
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      a = ARGF.dup
+      a.gets; p $.  #=> 1
+      a.gets; p $.  #=> 2
+      a.gets; p $.  #=> 1
+      a.rewind; p $.  #=> 1
+      a.gets; p $.  #=> 1
+      a.gets; p $.  #=> 2
+      a.gets; p $.  #=> 1
+      a.lineno = 1000; p $.  #=> 1
+      a.gets; p $.  #=> 2
+      a.gets; p $.  #=> 2
+      $. = 2000
+      a.gets; p $.  #=> 2001
+      a.gets; p $.  #=> 2000
+    SRC
+      assert_equal("1,2,1,1,1,2,1,1,2,2,2000,2000", f.read.chomp.gsub("\n", ","))
+    end
+  end
+
+  def test_inplace
+    assert_in_out_err(["-", @t1.path, @t2.path, @t3.path], <<-INPUT, [], [])
+      ARGF.inplace_mode = '.bak'
+      while line = ARGF.gets
+        puts line.chomp + '.new'
+      end
+    INPUT
+    assert_equal("1.new\n2.new\n", File.read(@t1.path))
+    assert_equal("3.new\n4.new\n", File.read(@t2.path))
+    assert_equal("5.new\n6.new\n", File.read(@t3.path))
+    assert_equal("1\n2\n", File.read(@t1.path + ".bak"))
+    assert_equal("3\n4\n", File.read(@t2.path + ".bak"))
+    assert_equal("5\n6\n", File.read(@t3.path + ".bak"))
+  end
+
+  def test_inplace2
+    assert_in_out_err(["-", @t1.path, @t2.path, @t3.path], <<-INPUT, [], [])
+      ARGF.inplace_mode = '.bak'
+      puts ARGF.gets.chomp + '.new'
+      puts ARGF.gets.chomp + '.new'
+      p ARGF.inplace_mode
+      ARGF.inplace_mode = nil
+      puts ARGF.gets.chomp + '.new'
+      puts ARGF.gets.chomp + '.new'
+      p ARGF.inplace_mode
+      ARGF.inplace_mode = '.bak'
+      puts ARGF.gets.chomp + '.new'
+      p ARGF.inplace_mode
+      ARGF.inplace_mode = nil
+      puts ARGF.gets.chomp + '.new'
+    INPUT
+    assert_equal("1.new\n2.new\n\".bak\"\n3.new\n4.new\nnil\n", File.read(@t1.path))
+    assert_equal("3\n4\n", File.read(@t2.path))
+    assert_equal("5.new\n\".bak\"\n6.new\n", File.read(@t3.path))
+    assert_equal("1\n2\n", File.read(@t1.path + ".bak"))
+    assert_equal(false, File.file?(@t2.path + ".bak"))
+    assert_equal("5\n6\n", File.read(@t3.path + ".bak"))
+  end
+
+  def test_inplace3
+    assert_in_out_err(["-i.bak", "-", @t1.path, @t2.path, @t3.path], <<-INPUT, [], [])
+      puts ARGF.gets.chomp + '.new'
+      puts ARGF.gets.chomp + '.new'
+      p $-i
+      $-i = nil
+      puts ARGF.gets.chomp + '.new'
+      puts ARGF.gets.chomp + '.new'
+      p $-i
+      $-i = '.bak'
+      puts ARGF.gets.chomp + '.new'
+      p $-i
+      $-i = nil
+      puts ARGF.gets.chomp + '.new'
+    INPUT
+    assert_equal("1.new\n2.new\n\".bak\"\n3.new\n4.new\nnil\n", File.read(@t1.path))
+    assert_equal("3\n4\n", File.read(@t2.path))
+    assert_equal("5.new\n\".bak\"\n6.new\n", File.read(@t3.path))
+    assert_equal("1\n2\n", File.read(@t1.path + ".bak"))
+    assert_equal(false, File.file?(@t2.path + ".bak"))
+    assert_equal("5\n6\n", File.read(@t3.path + ".bak"))
+  end
+
+  def test_inplace_rename_impossible
+    t = make_tempfile
+
+    assert_in_out_err(["-", t.path], <<-INPUT) do |r, e|
+      ARGF.inplace_mode = '/\\\\'
+      while line = ARGF.gets
+        puts line.chomp + '.new'
+      end
+    INPUT
+      if no_safe_rename
+        assert_equal([], e)
+        assert_equal([], r)
+        assert_equal("foo.new\nbar.new\nbaz.new\n", File.read(t.path))
+      else
+        assert_match(/Can't rename .* to .*: .*. skipping file/, e.first) #'
+        assert_equal([], r)
+        assert_equal("foo\nbar\nbaz\n", File.read(t.path))
+      end
+    end
+  end
+
+  def test_inplace_no_backup
+    t = make_tempfile
+
+    assert_in_out_err(["-", t.path], <<-INPUT) do |r, e|
+      ARGF.inplace_mode = ''
+      while line = ARGF.gets
+        puts line.chomp + '.new'
+      end
+    INPUT
+      if no_safe_rename
+        assert_match(/Can't do inplace edit without backup/, e.join) #'
+      else
+        assert_equal([], e)
+        assert_equal([], r)
+        assert_equal("foo.new\nbar.new\nbaz.new\n", File.read(t.path))
+      end
+    end
+  end
+
+  def test_inplace_dup
+    t = make_tempfile
+
+    assert_in_out_err(["-", t.path], <<-INPUT, [], [])
+      ARGF.inplace_mode = '.bak'
+      f = ARGF.dup
+      while line = f.gets
+        puts line.chomp + '.new'
+      end
+    INPUT
+    assert_equal("foo.new\nbar.new\nbaz.new\n", File.read(t.path))
+  end
+
+  def test_inplace_stdin
+    t = make_tempfile
+
+    assert_in_out_err(["-", "-"], <<-INPUT, [], /Can't do inplace edit for stdio; skipping/)
+      ARGF.inplace_mode = '.bak'
+      f = ARGF.dup
+      while line = f.gets
+        puts line.chomp + '.new'
+      end
+    INPUT
+  end
+
+  def test_inplace_stdin2
+    t = make_tempfile
+
+    assert_in_out_err(["-"], <<-INPUT, [], /Can't do inplace edit for stdio/)
+      ARGF.inplace_mode = '.bak'
+      while line = ARGF.gets
+        puts line.chomp + '.new'
+      end
+    INPUT
+  end
+
+  def test_encoding
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      p ARGF.external_encoding.is_a?(Encoding)
+      p ARGF.internal_encoding.is_a?(Encoding)
+      ARGF.gets
+      p ARGF.external_encoding.is_a?(Encoding)
+      p ARGF.internal_encoding
+    SRC
+      assert_equal("true\ntrue\ntrue\nnil\n", f.read)
+    end
+  end
+
+  def test_tell
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      begin
+        ARGF.binmode
+        loop do
+          p ARGF.tell
+          p ARGF.gets
+        end
+      rescue ArgumentError
+        puts "end"
+      end
+    SRC
+      a = f.read.split("\n")
+      [0, 2, 4, 2, 4, 2, 4].map {|i| i.to_s }.
+      zip((1..6).map {|i| '"' + i.to_s + '\n"' } + ["nil"]).flatten.
+      each do |x|
+        assert_equal(x, a.shift)
+      end
+      assert_equal('end', a.shift)
+    end
+  end
+
+  def test_seek
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.seek(4)
+      p ARGF.gets #=> "3"
+      ARGF.seek(0, IO::SEEK_END)
+      p ARGF.gets #=> "5"
+      ARGF.seek(4)
+      p ARGF.gets #=> nil
+      begin
+        ARGF.seek(0)
+      rescue
+        puts "end"
+      end
+    SRC
+      a = f.read.split("\n")
+      assert_equal('"3\n"', a.shift)
+      assert_equal('"5\n"', a.shift)
+      assert_equal('nil', a.shift)
+      assert_equal('end', a.shift)
+    end
+  end
+
+  def test_set_pos
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.pos = 4
+      p ARGF.gets #=> "3"
+      ARGF.pos = 4
+      p ARGF.gets #=> "5"
+      ARGF.pos = 4
+      p ARGF.gets #=> nil
+      begin
+        ARGF.pos = 4
+      rescue
+        puts "end"
+      end
+    SRC
+      a = f.read.split("\n")
+      assert_equal('"3\n"', a.shift)
+      assert_equal('"5\n"', a.shift)
+      assert_equal('nil', a.shift)
+      assert_equal('end', a.shift)
+    end
+  end
+
+  def test_rewind
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.pos = 4
+      ARGF.rewind
+      p ARGF.gets #=> "1"
+      ARGF.pos = 4
+      p ARGF.gets #=> "3"
+      ARGF.pos = 4
+      p ARGF.gets #=> "5"
+      ARGF.pos = 4
+      p ARGF.gets #=> nil
+      begin
+        ARGF.rewind
+      rescue
+        puts "end"
+      end
+    SRC
+      a = f.read.split("\n")
+      assert_equal('"1\n"', a.shift)
+      assert_equal('"3\n"', a.shift)
+      assert_equal('"5\n"', a.shift)
+      assert_equal('nil', a.shift)
+      assert_equal('end', a.shift)
+    end
+  end
+
+  def test_fileno
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      p ARGF.fileno
+      ARGF.gets
+      ARGF.gets
+      p ARGF.fileno
+      ARGF.gets
+      ARGF.gets
+      p ARGF.fileno
+      ARGF.gets
+      ARGF.gets
+      p ARGF.fileno
+      ARGF.gets
+      begin
+        ARGF.fileno
+      rescue
+        puts "end"
+      end
+    SRC
+      a = f.read.split("\n")
+      fd1, fd2, fd3, fd4, tag = a
+      assert_match(/^\d+$/, fd1)
+      assert_match(/^\d+$/, fd2)
+      assert_match(/^\d+$/, fd3)
+      assert_match(/^\d+$/, fd4)
+      assert_equal('end', tag)
+    end
+  end
+
+  def test_to_io
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      8.times do
+        p ARGF.to_io
+        ARGF.gets
+      end
+    SRC
+      a = f.read.split("\n")
+      f11, f12, f13, f21, f22, f31, f32, f4 = a
+      assert_equal(f11, f12)
+      assert_equal(f11, f13)
+      assert_equal(f21, f22)
+      assert_equal(f31, f32)
+      assert_match(/\(closed\)/, f4)
+      f4.sub!(/ \(closed\)/, "")
+      assert_equal(f31, f4)
+    end
+  end
+
+  def test_eof
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      begin
+        8.times do
+          p ARGF.eof?
+          ARGF.gets
+        end
+      rescue IOError
+        puts "end"
+      end
+    SRC
+      a = f.read.split("\n")
+      ((%w(true false) * 4).take(7) + %w(end)).each do |x|
+        assert_equal(x, a.shift)
+      end
+    end
+  end
+
+  def test_read
+    ruby('-e', "p ARGF.read(8)", @t1.path, @t2.path, @t3.path) do |f|
+      assert_equal("\"1\\n2\\n3\\n4\\n\"\n", f.read)
+    end
+  end
+
+  def test_read2
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = ""
+      ARGF.read(8, s)
+      p s
+    SRC
+      assert_equal("\"1\\n2\\n3\\n4\\n\"\n", f.read)
+    end
+  end
+
+  def test_read3
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      nil while ARGF.gets
+      p ARGF.read
+      p ARGF.read(0, "")
+    SRC
+      assert_equal("nil\n\"\"\n", f.read)
+    end
+  end
+
+  def test_readpartial
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = ""
+      begin
+        loop do
+          s << ARGF.readpartial(1)
+          t = ""; ARGF.readpartial(1, t); s << t
+        end
+      rescue EOFError
+        puts s
+      end
+    SRC
+      assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
+    end
+  end
+
+  def test_readpartial2
+    ruby('-e', <<-SRC) do |f|
+      s = ""
+      begin
+        loop do
+          s << ARGF.readpartial(1)
+          t = ""; ARGF.readpartial(1, t); s << t
+        end
+      rescue EOFError
+        puts s
+      end
+    SRC
+      f.puts("foo")
+      f.puts("bar")
+      f.puts("baz")
+      f.close_write
+      assert_equal("foo\nbar\nbaz\n", f.read)
+    end
+  end
+
+  def test_getc
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = ""
+      while c = ARGF.getc
+        s << c
+      end
+      puts s
+    SRC
+      assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
+    end
+  end
+
+  def test_getbyte
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = []
+      while c = ARGF.getbyte
+        s << c
+      end
+      p s
+    SRC
+      assert_equal("[49, 10, 50, 10, 51, 10, 52, 10, 53, 10, 54, 10]\n", f.read)
+    end
+  end
+
+  def test_readchar
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = ""
+      begin
+        while c = ARGF.readchar
+          s << c
+        end
+      rescue EOFError
+        puts s
+      end
+    SRC
+      assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
+    end
+  end
+
+  def test_readbyte
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      begin
+        s = []
+        while c = ARGF.readbyte
+          s << c
+        end
+      rescue EOFError
+        p s
+      end
+    SRC
+      assert_equal("[49, 10, 50, 10, 51, 10, 52, 10, 53, 10, 54, 10]\n", f.read)
+    end
+  end
+
+  def test_each_line
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = []
+      ARGF.each_line {|l| s << l }
+      p s
+    SRC
+      assert_equal("[\"1\\n\", \"2\\n\", \"3\\n\", \"4\\n\", \"5\\n\", \"6\\n\"]\n", f.read)
+    end
+  end
+
+  def test_each_line_paragraph
+    assert_in_out_err(['-e', 'ARGF.each_line("") {|para| p para}'], "a\n\nb\n",
+                      ["\"a\\n\\n\"", "\"b\\n\""], [])
+  end
+
+  def test_each_byte
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = []
+      ARGF.each_byte {|c| s << c }
+      p s
+    SRC
+      assert_equal("[49, 10, 50, 10, 51, 10, 52, 10, 53, 10, 54, 10]\n", f.read)
+    end
+  end
+
+  def test_each_char
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      s = ""
+      ARGF.each_char {|c| s << c }
+      puts s
+    SRC
+      assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
+    end
+  end
+
+  def test_filename
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      begin
+        puts ARGF.filename.dump
+      end while ARGF.gets
+      puts ARGF.filename.dump
+    SRC
+      a = f.read.split("\n")
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t2.path.dump, a.shift)
+      assert_equal(@t2.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+    end
+  end
+
+  def test_filename2
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      begin
+        puts $FILENAME.dump
+      end while ARGF.gets
+      puts $FILENAME.dump
+    SRC
+      a = f.read.split("\n")
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t2.path.dump, a.shift)
+      assert_equal(@t2.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+    end
+  end
+
+  def test_file
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      begin
+        puts ARGF.file.path.dump
+      end while ARGF.gets
+      puts ARGF.file.path.dump
+    SRC
+      a = f.read.split("\n")
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t1.path.dump, a.shift)
+      assert_equal(@t2.path.dump, a.shift)
+      assert_equal(@t2.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+      assert_equal(@t3.path.dump, a.shift)
+    end
+  end
+
+  def test_binmode
+    ruby('-e', "ARGF.binmode; STDOUT.binmode; puts ARGF.read", @t1.path, @t2.path, @t3.path) do |f|
+      f.binmode
+      assert_equal("1\n2\n3\n4\n5\n6\n", f.read)
+    end
+  end
+
+  def test_skip
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      begin
+        ARGF.skip
+      rescue
+        puts "cannot skip" # ???
+      end
+      puts ARGF.gets
+      ARGF.skip
+      puts ARGF.read
+    SRC
+      assert_equal("cannot skip\n1\n3\n4\n5\n6\n", f.read)
+    end
+  end
+
+  def test_close
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      ARGF.close
+      puts ARGF.read
+    SRC
+      assert_equal("3\n4\n5\n6\n", f.read)
+    end
+  end
+
+  def test_closed
+    ruby('-e', <<-SRC, @t1.path, @t2.path, @t3.path) do |f|
+      3.times do
+        p ARGF.closed?
+        ARGF.gets
+        ARGF.gets
+      end
+      p ARGF.closed?
+      ARGF.gets
+      p ARGF.closed?
+    SRC
+      assert_equal("false\nfalse\nfalse\nfalse\ntrue\n", f.read)
+    end
+  end
+
+  def test_argv
+    ruby('-e', "p ARGF.argv; p $*", @t1.path, @t2.path, @t3.path) do |f|
+      assert_equal([@t1.path, @t2.path, @t3.path].inspect, f.gets.chomp)
+      assert_equal([@t1.path, @t2.path, @t3.path].inspect, f.gets.chomp)
+    end
+  end
+end