diff --git a/test/webrick/test_httpstatus.rb b/test/webrick/test_httpstatus.rb
new file mode 100644
index 0000000000..fd0570d5c6
--- /dev/null
+++ b/test/webrick/test_httpstatus.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: false
+require "test/unit"
+require "webrick"
+
+class TestWEBrickHTTPStatus < Test::Unit::TestCase
+  def test_info?
+    assert WEBrick::HTTPStatus.info?(100)
+    refute WEBrick::HTTPStatus.info?(200)
+  end
+
+  def test_success?
+    assert WEBrick::HTTPStatus.success?(200)
+    refute WEBrick::HTTPStatus.success?(300)
+  end
+
+  def test_redirect?
+    assert WEBrick::HTTPStatus.redirect?(300)
+    refute WEBrick::HTTPStatus.redirect?(400)
+  end
+
+  def test_error?
+    assert WEBrick::HTTPStatus.error?(400)
+    refute WEBrick::HTTPStatus.error?(600)
+  end
+
+  def test_client_error?
+    assert WEBrick::HTTPStatus.client_error?(400)
+    refute WEBrick::HTTPStatus.client_error?(500)
+  end
+
+  def test_server_error?
+    assert WEBrick::HTTPStatus.server_error?(500)
+    refute WEBrick::HTTPStatus.server_error?(600)
+  end
+end