(Test) Add test for the demangle method for gcc

.gitignore

@@ -50,3 +50,4 @@ Thumbs.db
 # CMake generated files
 **/cmake-build-debug/
 **/cmake-build-release/
+**/cmake-build-release-coverage/

gegelatilib/src/data/demangle.cpp

@@ -11,9 +11,7 @@ std::string demangle(const char* name)
         free(demangleValue);
     }
     else {
-        throw std::runtime_error("Error while trying to demangle the value. "
-                                 "Return code of abi::__cxa_demangle is " +
-                                 std::to_string(status));
+        throw std::runtime_error("Error while trying to demangle a value.");
     }
     return result;
 }

test/demangleTest.cpp

@@ -0,0 +1,25 @@
+#include <gtest/gtest.h>
+
+#ifdef __GNUC__
+#include "data/arrayWrapper.h"
+
+TEST(DemangleTest, demangleTypeDouble)
+{
+    std::string demangled;
+    const std::type_info& type = typeid(double);
+    ASSERT_NO_THROW(demangled = demangle(type.name()));
+
+    ASSERT_EQ(demangled, std::string("double"));
+
+    ASSERT_EQ(strcmp(DEMANGLE_TYPEID_NAME(type.name()), demangled.c_str()), 0);
+}
+
+TEST(DemangleTest, demangleFail)
+{
+    const char* toDemangle = "gegelati";
+    const std::type_info& type = typeid(double);
+    ASSERT_THROW(demangle(toDemangle), std::runtime_error);
+
+    ASSERT_THROW(DEMANGLE_TYPEID_NAME(toDemangle), std::runtime_error);
+}
+#endif