add info statements for elapsed time

Author: itzurabhi

tests/auto/foundation/core_application/tst_core_application.cpp

@@ -204,6 +204,8 @@ TEST_CASE("Timer handling")
         auto time = startTime;
         timer.timeout.connect([&]() {
             const auto endTime = std::chrono::steady_clock::now();
+            const auto elapsedTime = std::chrono::duration_cast<std::chrono::milliseconds>(endTime - time).count();
+            SPDLOG_INFO("elapsedTime = {}", elapsedTime);
             REQUIRE(endTime - time > 50ms);
             REQUIRE(endTime - time < 200ms);
             time = endTime;
@@ -213,6 +215,7 @@ TEST_CASE("Timer handling")
         while (std::chrono::steady_clock::now() - startTime < 500ms) {
             app.processEvents(500);
         }
+        SPDLOG_INFO("timeout = {}", timeout);
         REQUIRE(timeout > 3);
         REQUIRE(timeout < 8);