[1366] Add unittests for DummyIOCallback

src/lib/asiolink/tests/Makefile.am

@@ -35,6 +35,7 @@ run_unittests_SOURCES += udp_endpoint_unittest.cc
 run_unittests_SOURCES += udp_socket_unittest.cc
 run_unittests_SOURCES += io_service_unittest.cc
 run_unittests_SOURCES += local_socket_unittest.cc
+run_unittests_SOURCES += dummy_io_callback_unittest.cc
 
 run_unittests_CPPFLAGS = $(AM_CPPFLAGS) $(GTEST_INCLUDES)
 

src/lib/asiolink/tests/dummy_io_callback_unittest.cc

@@ -0,0 +1,36 @@
+// Copyright (C) 2011  Internet Systems Consortium, Inc. ("ISC")
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+#include <config.h>
+#include <gtest/gtest.h>
+
+#include <asio.hpp>
+
+#include <asiolink/dummy_io_cb.h>
+
+using namespace isc::asiolink;
+using namespace asio;
+
+namespace { // begin unnamed namespace
+
+TEST(DummyIOCallbackTest, throws) {
+    DummyIOCallback cb;
+    asio::error_code error_code;
+
+    // All methods should throw isc::Unexpected.
+    EXPECT_THROW(cb(error_code), isc::Unexpected);
+    EXPECT_THROW(cb(error_code, 42), isc::Unexpected);
+}
+
+} // end of unnamed namespace