[#3602] Add test failure on exception thrown

Author: Razvan Becheriu

src/bin/dhcp4/tests/http_control_socket_unittest.cc

@@ -150,8 +150,11 @@ class BaseCtrlChannelDhcpv4Test : public ::testing::Test {
                          TEST_TIMEOUT, IntervalTimer::ONE_SHOT);
         // Run until the client stops the service or an error occurs.
         try {
-	    io_service->run();
+            io_service->run();
+        } catch (const std::exception& ex) {
+            ADD_FAILURE() << "Exception thrown while running test. Error: " << ex.what();
         } catch (...) {
+            ADD_FAILURE() << "Unknown exception thrown while running test.";
         }
         test_timer.cancel();
         if (io_service->stopped()) {

src/bin/dhcp6/tests/http_control_socket_unittest.cc

@@ -188,8 +188,11 @@ class BaseCtrlChannelDhcpv6Test : public HttpCtrlDhcpv6Test {
                          TEST_TIMEOUT, IntervalTimer::ONE_SHOT);
         // Run until the client stops the service or an error occurs.
         try {
-	    io_service->run();
+            io_service->run();
+        } catch (const std::exception& ex) {
+            ADD_FAILURE() << "Exception thrown while running test. Error: " << ex.what();
         } catch (...) {
+            ADD_FAILURE() << "Unknown exception thrown while running test.";
         }
         test_timer.cancel();
         if (io_service->stopped()) {

src/lib/http/connection_pool.h

@@ -71,7 +71,7 @@ class HttpConnectionPool {
     std::mutex mutex_;
 };
 
-/// @brief Pointer to the @ref HttpConnection.
+/// @brief Pointer to the @ref HttpConnectionPool.
 typedef std::shared_ptr<HttpConnectionPool> HttpConnectionPoolPtr;
 
 }