include/caosdb/entity.h

@@ -367,7 +367,8 @@ public:
    * This is intended for debugging.
    */
   inline auto ToString() const -> const std::string {
-    google::protobuf::util::JsonOptions options;
+    google::protobuf::util::JsonPrintOptions options;
+    options.add_whitespace = true;
     std::string out;
     google::protobuf::util::MessageToJsonString(*(this->wrapped), &out, options);
     return out;
@@ -538,10 +539,10 @@ public:
    * This is intended for debugging
    */
   inline auto ToString() const -> const std::string {
-    google::protobuf::util::JsonOptions options;
+    google::protobuf::util::JsonPrintOptions options;
+    options.add_whitespace = true;
     std::string out;
     google::protobuf::util::MessageToJsonString(*(this->wrapped), &out, options);
-
     return out;
   }
 
@@ -649,7 +650,8 @@ public:
   [[nodiscard]] auto GetInfos() const -> const Messages & { return infos; }
 
   inline auto ToString() const -> const std::string {
-    google::protobuf::util::JsonOptions options;
+    google::protobuf::util::JsonPrintOptions options;
+    options.add_whitespace = true;
     std::string out;
     google::protobuf::util::MessageToJsonString(*(this->wrapped), &out, options);
     return out;

include/caosdb/transaction.h

@@ -391,7 +391,8 @@ public:
    * For debugging.
    */
   inline auto ResponseToString() const -> const std::string {
-    google::protobuf::util::JsonOptions options;
+    google::protobuf::util::JsonPrintOptions options;
+    options.add_whitespace = true;
     std::string out;
     google::protobuf::util::MessageToJsonString(*this->response, &out, options);
     return out;
@@ -403,7 +404,8 @@ public:
    * For debugging.
    */
   inline auto RequestToString() const -> const std::string {
-    google::protobuf::util::JsonOptions options;
+    google::protobuf::util::JsonPrintOptions options;
+    options.add_whitespace = true;
     std::string out;
     google::protobuf::util::MessageToJsonString(*this->request, &out, options);
     return out;

include/caosdb/value.h

@@ -122,7 +122,7 @@ public:
   LIST_VALUE_CONSTRUCTOR(char *, set_string_value)
   LIST_VALUE_CONSTRUCTOR(bool, set_boolean_value)
 
-  [[nodiscard]] inline auto IsNull() -> bool {
+  [[nodiscard]] inline auto IsNull() const noexcept -> bool {
     return this->wrapped->value_case() == ValueCase::VALUE_NOT_SET;
   }
 

test/test_value.cpp

@@ -65,6 +65,11 @@ TEST(test_value, test_string) {
   EXPECT_FALSE(empty_string.IsInteger());
 
   EXPECT_EQ(empty_string.AsString(), "");
+
+  // Test inequality
+  Value string1("1");
+  Value int1(1);
+  EXPECT_FALSE(string1 == int1);
 }
 
 TEST(test_value, test_double) {