3 files changed, 2 insertions, 4 deletions
diff --git a/test/net/imap/test_imap.rb b/test/net/imap/test_imap.rb
index 9484ab8f6c..6b34d9c5fa 100644
--- a/test/net/imap/test_imap.rb
+++ b/test/net/imap/test_imap.rb
@@ -275,7 +275,6 @@ class IMAPTest < Test::Unit::TestCase
   def test_idle_done_not_during_idle
     server = create_tcp_server
     port = server.addr[1]
-    requests = []
     Thread.start do
       begin
         sock = server.accept
@@ -384,7 +383,6 @@ class IMAPTest < Test::Unit::TestCase
     begin
       imap = Net::IMAP.new(SERVER_ADDR, :port => port)
       begin
-        th = Thread.current
         m = Monitor.new
         in_idle = false
         exception_raised = false
diff --git a/test/net/imap/test_imap_response_parser.rb b/test/net/imap/test_imap_response_parser.rb
index cecc015133..3dc9d972db 100644
--- a/test/net/imap/test_imap_response_parser.rb
+++ b/test/net/imap/test_imap_response_parser.rb
@@ -120,7 +120,7 @@ EOF
   def test_msg_att_parse_error
     parser = Net::IMAP::ResponseParser.new
     e = assert_raise(Net::IMAP::ResponseParseError) {
-      response = parser.parse(<<EOF.gsub(/\n/, "\r\n").taint)
+      parser.parse(<<EOF.gsub(/\n/, "\r\n").taint)
 * 123 FETCH (UNKNOWN 92285)
 EOF
     }
diff --git a/test/net/pop/test_pop.rb b/test/net/pop/test_pop.rb
index c8aa9a83a8..94c76ede53 100644
--- a/test/net/pop/test_pop.rb
+++ b/test/net/pop/test_pop.rb
@@ -57,7 +57,7 @@ class TestPOP < Test::Unit::TestCase
   def test_apop_invalid_at
     pop_test(@stamp_base.sub('@', '.')) do |pop|
       assert_instance_of Net::APOP, pop
-      e = assert_raise Net::POPAuthenticationError do
+      assert_raise Net::POPAuthenticationError do
         pop.start(@ok_user, @users[@ok_user])
       end
     end