Add missing tests for Exceptions

tests/test_Exceptions.cpp

@@ -2,6 +2,7 @@
 #include <catch2/matchers/catch_matchers_all.hpp>
 
 #include <utils/Exceptions.hpp>
+#include <utils/SourceLocation.hpp>
 
 // clazy:excludeall=non-pod-global-static
 
@@ -14,8 +15,10 @@ TEST_CASE("Exceptions", "[utils]")
 
     UnexpectedError unexpected_error{"an unexpected error"};
     REQUIRE(std::string{unexpected_error.what()} == "unexpected error: an unexpected error");
+    REQUIRE(std::string{unexpected_error.sourceLocation().file_name()} == SourceLocation{}.filename());
 
     NotImplementedError not_implemented_error{"not implemented error"};
     REQUIRE(std::string{not_implemented_error.what()} == "not implemented yet: not implemented error");
+    REQUIRE(std::string{not_implemented_error.sourceLocation().file_name()} == SourceLocation{}.filename());
   }
 }