KINSOL: add a more useful error message when an NLA system contains some Inf and/or NaN value.

Author: agarny

src/solver/solverkinsol.cpp

@@ -389,7 +389,7 @@ bool SolverKinsol::Impl::solve(ComputeObjectiveFunction pComputeObjectiveFunctio
 #ifndef CODE_COVERAGE_ENABLED
         if (userData.infOrNanFound) {
 #endif
-            addError("The input vector contains some Inf and/or NaN values.");
+            addError("The NLA system could not be solved (it contains some Inf and/or NaN values).");
 #ifndef CODE_COVERAGE_ENABLED
         } else {
             addError(mErrorMessage);

tests/api/sed/coveragetests.cpp

@@ -590,7 +590,7 @@ TEST(CoverageSedTest, math)
 TEST(CoverageSedTest, KinsolWithInfAndOrNanValues)
 {
     static const libOpenCOR::ExpectedIssues EXPECTED_ISSUES = {
-        {libOpenCOR::Issue::Type::ERROR, "Task instance | KINSOL: the input vector contains some Inf and/or NaN values."},
+        {libOpenCOR::Issue::Type::ERROR, "Task instance | KINSOL: the NLA system could not be solved (it contains some Inf and/or NaN values)."},
     };
 
     auto file = libOpenCOR::File::create(libOpenCOR::resourcePath("api/sed/kinsol_with_inf_and_or_nan_values.cellml"));