public void ImportTrackNeutralConcepts_FromConceptsFile_ProducesDefinitiveMapping()
        {
            var tnci = new TrackNeutralConceptsImporter();
            var map  = tnci.ImportTrackNeutralConcepts();

            Assert.Equal(40, map.Count);
        }
        public void CreateExerciseFile_FromOriginalConceptsDoc_ProducesValidTree()
        {
            var    cdi          = new ConceptsDocImporter();
            var    tnci         = new TrackNeutralConceptsImporter();
            var    efc          = new ExerciseFileWriter(cdi, tnci);
            var    exerciseFile = efc.CreateExerciseFileFromConceptsDoc();
            var    efh          = new ExerciseJsonParser();
            string result       = efh.ToString(exerciseFile);

            Assert.NotNull(exerciseFile);
        }