diff --git a/test/log/test_console_adapter.rb b/test/log/test_console_adapter.rb
new file mode 100644
index 0000000000..76349acae0
--- /dev/null
+++ b/test/log/test_console_adapter.rb
@@ -0,0 +1,33 @@
+require_relative '../helper'
+
+require 'fluent/log'
+require 'fluent/log/console_adapter'
+
+class ConsoleAdapterTest < Test::Unit::TestCase
+  def setup
+    @timestamp = Time.parse("2023-01-01 15:32:41 +0000")
+    @timestamp_str = @timestamp.strftime("%Y-%m-%d %H:%M:%S %z")
+    Timecop.freeze(@timestamp)
+
+    @logdev = Fluent::Test::DummyLogDevice.new
+    @logger = ServerEngine::DaemonLogger.new(@logdev)
+    @fluent_log = Fluent::Log.new(@logger)
+    @console_logger = Fluent::Log::ConsoleAdapter.wrap(@fluent_log)
+    @console_logger.level = :debug
+  end
+
+  def teardown
+    Timecop.return
+  end
+
+  data(debug: :debug,
+       info: :info,
+       warn: :warn,
+       error: :error,
+       fatal: :fatal)
+  def test_one_message(level)
+    @console_logger.send(level, "message1")
+    assert_equal(["#{@timestamp_str} [#{level}]: message1\n"],
+                 @logdev.logs)
+  end
+end