Class: FileTailGroupTest

Inherits:
Test::Unit::TestCase
  • Object
show all
Includes:
File::Tail
Defined in:
tests/file_tail_group_test.rb

Constant Summary

Constants included from File::Tail

File::Tail::VERSION, File::Tail::VERSION_ARRAY, File::Tail::VERSION_BUILD, File::Tail::VERSION_MAJOR, File::Tail::VERSION_MINOR

Instance Attribute Summary

Attributes included from File::Tail

#break_if_eof, #default_bufsize, #interval, #line_separator, #max_interval, #reopen_deleted, #reopen_suspicious, #return_if_eof, #suspicious_interval

Instance Method Summary collapse

Methods included from File::Tail

#after_reopen, #backward, #debug?, #forward, #output_debug_information, #preset_attributes, #read_line, #reopen_file, #restat, #sleep_interval, #tail

Instance Method Details

#make_file ⇒ Object (private) 



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# File 'tests/file_tail_group_test.rb', line 79

def make_file
  name = File.expand_path(File.join(Dir.tmpdir, "tmp.#$$"))
  file = File.open(name, 'w+')
  file.extend File::Tail
  return file, name
end

#test_add_file_to_group ⇒ Object 



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# File 'tests/file_tail_group_test.rb', line 29

def test_add_file_to_group
  g = Group.new
  t, = make_file
  g.add_file t
  assert_equal t.path, g.each_tailer.first.file.path
  assert_equal t.path, g.each_file.first.path
end

#test_add_filename_to_group ⇒ Object 



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# File 'tests/file_tail_group_test.rb', line 37

def test_add_filename_to_group
  g = Group.new
  t, name = make_file
  t.close
  g.add_filename name
  assert_equal name, g.each_tailer.first.file.path
  assert_equal t.path, g.each_file.first.path
end

#test_add_generic_to_group ⇒ Object 



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# File 'tests/file_tail_group_test.rb', line 46

def test_add_generic_to_group
  g = Group.new
  t1, n1 = make_file
  t1.close
  t2, n1 = make_file
  g << n1
  g << t2
  assert g.each_tailer.any? { |t| t.file.path == n1 }
  assert g.each_tailer.any? { |t| t.file.path == t2.path }
  assert g.each_file.any? { |t| t.path == n1 }
  assert g.each_file.any? { |t| t.path == t2.path }
end

#test_create_group ⇒ Object 



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# File 'tests/file_tail_group_test.rb', line 13

def test_create_group
  t, = make_file
  g = Group[t]
  assert_equal t.path, g.each_tailer.first.file.path
  assert_equal t.path, g.each_file.first.path
end

#test_stop_group ⇒ Object 



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# File 'tests/file_tail_group_test.rb', line 20

def test_stop_group
  t, = make_file
  g = Group[t]
  assert_equal t.path, g.each_tailer.first.file.path
  assert_equal t.path, g.each_file.first.path
  g.stop
  assert_nil g.each_file.first
end

#test_tail_multiple_files ⇒ Object 



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# File 'tests/file_tail_group_test.rb', line 59

def test_tail_multiple_files
  t1, = make_file
  t1.max_interval = 0.1
  t2, = make_file
  t2.max_interval = 0.1
  g = Group[t1, t2]
  q = Queue.new
  t = Thread.new do
    g.tail { |l| q << l }
  end
  t1.puts "foo"
  assert_equal "foo\n", q.pop
  t2.puts "bar"
  assert_equal "bar\n", q.pop
ensure
  t and t.exit
end