3 files changed, 8 insertions, 5 deletions
diff --git a/test/net/http/test_http.rb b/test/net/http/test_http.rb
index bd0d960b96..90336b21ce 100644
--- a/test/net/http/test_http.rb
+++ b/test/net/http/test_http.rb
@@ -277,7 +277,7 @@ module TestNetHTTP_version_1_1_methods
       end
     }
     assert_equal 1, i
-    @log_pattern = nil # server may encount ECONNRESET
+    @log_tester = nil # server may encount ECONNRESET
   end
 
   def test_get__implicit_start
diff --git a/test/net/http/test_https.rb b/test/net/http/test_https.rb
index 89845c584a..bff2b4afe6 100644
--- a/test/net/http/test_https.rb
+++ b/test/net/http/test_https.rb
@@ -117,7 +117,10 @@ class TestNetHTTPS < Test::Unit::TestCase
       end
     }
     assert_match(/certificate verify failed/, ex.message)
-    @log_pattern = /ERROR OpenSSL::SSL::SSLError:/
+    @log_tester = lambda {|log|
+      assert_equal(1, log.length)
+      assert_match(/ERROR OpenSSL::SSL::SSLError:/, log[0])
+    }
   end
 
   def test_identity_verify_failure
diff --git a/test/net/http/utils.rb b/test/net/http/utils.rb
index 3bf7695532..dcd94693c2 100644
--- a/test/net/http/utils.rb
+++ b/test/net/http/utils.rb
@@ -36,14 +36,14 @@ module TestNetHTTPUtils
       @server.shutdown
       @server_thread.join
     end
-    assert_match(@log_pattern, @log.string) if @log_pattern
+    @log_tester.call(@log) if @log_tester
     # resume global state
     Net::HTTP.version_1_2
   end
 
   def spawn_server
-    @log = StringIO.new('')
-    @log_pattern = /\A\z/
+    @log = []
+    @log_tester = lambda {|log| assert_equal([], log ) }
     @config = self.class::CONFIG
     server_config = {
       :BindAddress => config('host'),