debug

Signed-off-by: Yuta Iwama <ganmacs@gmail.com>

Rakefile

@@ -34,7 +34,7 @@ Rake::TestTask.new(:base_test) do |t|
   t.test_files = if ENV["WIN_RAPID"]
                    ["test/test_event.rb", "test/test_supervisor.rb", "test/plugin_helper/test_event_loop.rb"]
                  else
-                   tests = Dir["test/**/test_*.rb"].sort
+                   tests = Dir["test/plugin/in_tail/test_position_*.rb"].sort
                    if Process.uid.zero?
                      puts "test_file_util.rb for non-root user env. Disable this test on root environment"
                      tests.delete("test/plugin/test_file_util.rb")

lib/fluent/plugin/in_tail/position_file.rb

@@ -95,6 +95,10 @@ def try_compact
             @file.truncate(0)
             @file.write(entries.join)
           else
+            puts nil, '<============================================================ OUTPUT START HERE'
+            p 'failed'
+            puts '<============================================================ OUTPUT CLOSE HERE', nil
+            nil
             # skip
           end
         end

test/plugin/in_tail/test_position_file.rb

@@ -66,14 +66,17 @@ def write_data(f, content)
       write_data(@file, TEST_CONTENT)
       pf = Fluent::Plugin::TailInput::PositionFile.new(@file, logger: $log)
 
-      mock.proxy(pf).fetch_compacted_entries do
+      mock.proxy(pf).fetch_compacted_entries do |r|
         FileUtils.touch(@file.path) # change mtime
+        r
       end
 
       pf.try_compact
 
       @file.seek(0)
-      lines = @file.readlines
+      p lines = @file.readlines
+      p @file
+      p @file.class
       assert_equal 4, lines.size
     end
   end