allow run command without expectation

example/imx6-gui.json

@@ -16,9 +16,6 @@
             "param": {
                 "uuid": "A667E644-7F1B-4F8C-A939-24C596E4847C",
                 "active": true
-            },
-            "expect": {
-                "response": {}
             }
         },
         {

include/test/Expectation.h

 #ifndef XS_TEST_EXPECTATION_H_INCLUDED
 #define XS_TEST_EXPECTATION_H_INCLUDED
 
+#include <boost/optional.hpp>
 #include <nlohmann/json.hpp>
 
 #include <string>
@@ -26,7 +27,7 @@ namespace xs { namespace test
     public:
         std::string name_;
         nlohmann::json request_;
-        nlohmann::json response_;
+        boost::optional<nlohmann::json> response_;
         std::unordered_set<std::string> runs_;
         std::unordered_set<std::string> posts_;
     };

src/test/Expectation.cc

@@ -11,6 +11,10 @@ namespace xs { namespace test
     {
         request_ = object["param"];
 
+        if (!object.count("expect")) {
+            return;
+        }
+
         const auto& expect = object["expect"];
         response_ = expect["response"];
 
@@ -51,7 +55,11 @@ namespace xs { namespace test
             return false;
         }
 
-        if (!(object.count("expect") && object["expect"].is_object())) {
+        if (!object.count("expect")) {
+            return true;
+        }
+
+        if (!object["expect"].is_object()) {
             return false;
         }
 

src/test/Tester.cc

@@ -56,12 +56,17 @@ void Tester::resetCounters() noexcept
 
 Tester::Report Tester::createReport(const std::string& response, const Expectation& expectation) noexcept
 {
-    Report report;
-    if (expectation.response_.is_string()) {
-         report.pass = (response == expectation.response_.get<std::string>());
+    Report report{ true };
+    // execute withou expected response
+    if (!expectation.response_) {
+        return report;
+    }
+
+    if (expectation.response_->is_string()) {
+         report.pass = (response == expectation.response_->get<std::string>());
     } else {
          try {
-             report.pass = (nlohmann::json::parse(response) == expectation.response_);
+             report.pass = (nlohmann::json::parse(response) == *expectation.response_);
          } catch (...) {
 
          }
@@ -150,7 +155,7 @@ void Tester::run() noexcept
         std::cout << "[FAILED] run command: " << expectation.name_ << std::endl;
         if (report.missedCommands.empty() && report.missedEvents.empty()) {
             std::cout << boost::format(R"([REASON] unexpected response: "%1%"(real) vs %2%(expect))")
-                         % response % detail::toString(expectation.response_)
+                         % response % detail::toString(*expectation.response_)
                       << std::endl;
         } else if (!report.missedCommands.empty()) {
             std::cout << boost::format("[REASON] missed commands: [%1%]")