26 files changed, 58 insertions, 33 deletions
diff --git a/test/covshow.rb b/test/covshow.rb
index 13274b9..a7e1368 100644
--- a/test/covshow.rb
+++ b/test/covshow.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  #
  # this works with the __covmerge method in test/helper.rb
  # run this file after all tests are run
diff --git a/test/helper.rb b/test/helper.rb
index c78e14b..9bf0d0d 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  $stdout.sync = $stderr.sync = Thread.abort_on_exception = true
  require 'thread'
  WAIT_ALL_MTX = Mutex.new
diff --git a/test/player_integration.rb b/test/player_integration.rb
index bce2621..f282a05 100644
--- a/test/player_integration.rb
+++ b/test/player_integration.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/player'
  require 'dtas/state_file'
diff --git a/test/test_buffer.rb b/test/test_buffer.rb
index 72a8593..ae0c203 100644
--- a/test/test_buffer.rb
+++ b/test/test_buffer.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'stringio'
  require 'dtas/buffer'
diff --git a/test/test_env.rb b/test/test_env.rb
index 6b36f32..3bbb372 100644
--- a/test/test_env.rb
+++ b/test/test_env.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require_relative 'helper'
  require 'dtas/process'
  class TestEnv < Testcase
diff --git a/test/test_fadefx.rb b/test/test_fadefx.rb
index 5c84578..a82e9c1 100644
--- a/test/test_fadefx.rb
+++ b/test/test_fadefx.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require_relative 'helper'
  require 'dtas/fadefx'
  require 'dtas/format'
diff --git a/test/test_format.rb b/test/test_format.rb
index 11faf16..7d9ffee 100644
--- a/test/test_format.rb
+++ b/test/test_format.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'tempfile'
  require 'dtas/format'
diff --git a/test/test_format_change.rb b/test/test_format_change.rb
index 6fcb967..ee96de3 100644
--- a/test/test_format_change.rb
+++ b/test/test_format_change.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/player_integration'
  require 'tmpdir'
  class TestFormatChange < Testcase
diff --git a/test/test_mlib.rb b/test/test_mlib.rb
index 072d1d0..bc3088a 100644
--- a/test/test_mlib.rb
+++ b/test/test_mlib.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require_relative 'helper'
  begin
    require 'dtas/mlib'
diff --git a/test/test_parse_freq.rb b/test/test_parse_freq.rb
index 1dcd8d6..7b3cb60 100644
--- a/test/test_parse_freq.rb
+++ b/test/test_parse_freq.rb
@@ -1,7 +1,7 @@
  # Copyright (C) 2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
-
  require 'dtas/parse_freq'
  
  class TestParseFreq < Testcase
diff --git a/test/test_player.rb b/test/test_player.rb
index fe61441..6959a38 100644
--- a/test/test_player.rb
+++ b/test/test_player.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'tempfile'
  require 'dtas/player'
diff --git a/test/test_player_client_handler.rb b/test/test_player_client_handler.rb
index a100ad1..955a7dd 100644
--- a/test/test_player_client_handler.rb
+++ b/test/test_player_client_handler.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/player'
  
@@ -88,7 +89,7 @@ class TestPlayerClientHandler < Testcase
      res = @io[0]
      result = {}
      Shellwords.split(res).each do |kv|
-      k, v = kv.split(/=/, 2)
+      k, v = kv.split('=', 2)
        result[k] = v
      end
      expect = ENV.to_hash
diff --git a/test/test_player_integration.rb b/test/test_player_integration.rb
index acbb75c..982b83b 100644
--- a/test/test_player_integration.rb
+++ b/test/test_player_integration.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/player_integration'
  class TestPlayerIntegration < Testcase
    include PlayerIntegration
diff --git a/test/test_process.rb b/test/test_process.rb
index c6354cc..4170846 100644
--- a/test/test_process.rb
+++ b/test/test_process.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/process'
  class TestProcess < Testcase
@@ -7,7 +8,7 @@ class TestProcess < Testcase
  
    def test_encoding
      assert_equal Encoding::BINARY, qx('echo HIHIH').encoding
-    s = ""
+    s = "".b
      a = qx('echo HIHIHI; echo >&2 BYEBYE', err_str: s)
      assert_equal Encoding::BINARY, a.encoding
    end
@@ -23,7 +24,7 @@ class TestProcess < Testcase
    end
  
    def test_qx_err_str
-    s = ""
+    s = "".b
      assert_equal "", qx('echo HELLO >&2', err_str: s)
      assert_equal "HELLO\n", s
    end
diff --git a/test/test_rg_integration.rb b/test/test_rg_integration.rb
index efc8f97..917a046 100644
--- a/test/test_rg_integration.rb
+++ b/test/test_rg_integration.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/player_integration'
  require 'dtas/util'
  class TestRgIntegration < Testcase
diff --git a/test/test_rg_state.rb b/test/test_rg_state.rb
index b16438c..a26eb13 100644
--- a/test/test_rg_state.rb
+++ b/test/test_rg_state.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/rg_state'
  
diff --git a/test/test_sink.rb b/test/test_sink.rb
index e23315a..ead76ad 100644
--- a/test/test_sink.rb
+++ b/test/test_sink.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/sink'
  require 'yaml'
diff --git a/test/test_sink_pipe_size.rb b/test/test_sink_pipe_size.rb
index ef56bc5..0c2fe30 100644
--- a/test/test_sink_pipe_size.rb
+++ b/test/test_sink_pipe_size.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  begin
    require 'io/splice'
    require './test/player_integration'
diff --git a/test/test_sink_tee_integration.rb b/test/test_sink_tee_integration.rb
index 77d374b..f51b4b1 100644
--- a/test/test_sink_tee_integration.rb
+++ b/test/test_sink_tee_integration.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/player_integration'
  class TestSinkTeeIntegration < Testcase
    include PlayerIntegration
diff --git a/test/test_source_av.rb b/test/test_source_av.rb
index 09b220e..af68002 100644
--- a/test/test_source_av.rb
+++ b/test/test_source_av.rb
@@ -1,12 +1,13 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/source/av'
  require 'tempfile'
  
  class TestSourceAv < Testcase
    def teardown
-    @tempfiles.each { |tmp| tmp.close! }
+    @tempfiles.each(&:close!)
    end
  
    def setup
diff --git a/test/test_source_sox.rb b/test/test_source_sox.rb
index d9d9503..e9fc0f8 100644
--- a/test/test_source_sox.rb
+++ b/test/test_source_sox.rb
@@ -1,12 +1,13 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/source/sox'
  require 'tempfile'
  
  class TestSource < Testcase
    def teardown
-    @tempfiles.each { |tmp| tmp.close! }
+    @tempfiles.each(&:close!)
    end
  
    def setup
@@ -134,7 +135,7 @@ class TestSource < Testcase
  
    def test_flac_cuesheet_48
      return if `which metaflac`.strip.size == 0
-    ver = `flac --version`.split(/ /)[1].strip
+    ver = `flac --version`.split(' ')[1].strip
      ver.to_f >= 1.3 or return # flac 1.3.0 fixed non-44.1k rate support
  
      tmp = Tempfile.new(%W(tmp .flac))
diff --git a/test/test_splitfx.rb b/test/test_splitfx.rb
index 49df49d..198517a 100644
--- a/test/test_splitfx.rb
+++ b/test/test_splitfx.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require 'yaml'
  require 'dtas/splitfx'
  require 'thread'
diff --git a/test/test_tfx.rb b/test/test_tfx.rb
index 59aa697..a4d8214 100644
--- a/test/test_tfx.rb
+++ b/test/test_tfx.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/tfx'
  require 'dtas/format'
diff --git a/test/test_tracklist.rb b/test/test_tracklist.rb
index c05090c..3842daf 100644
--- a/test/test_tracklist.rb
+++ b/test/test_tracklist.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require_relative 'helper'
  require 'dtas/tracklist'
  class TestTracklist < Testcase
diff --git a/test/test_unixserver.rb b/test/test_unixserver.rb
index 2a84dcb..c5032ba 100644
--- a/test/test_unixserver.rb
+++ b/test/test_unixserver.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'tempfile'
  require 'dtas/unix_server'
diff --git a/test/test_util.rb b/test/test_util.rb
index c1eb463..ebdb534 100644
--- a/test/test_util.rb
+++ b/test/test_util.rb
@@ -1,5 +1,6 @@
  # Copyright (C) 2013-2015 all contributors <dtas-all@nongnu.org>
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
+# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
+# frozen_string_literal: true
  require './test/helper'
  require 'dtas/util'