feat: add unit test for CLASS term

graph/graph_test.go

@@ -23,6 +23,58 @@ func getReader() (io.Reader, error) {
 	)
 }
 
+func TestGraphClassTerm(t *testing.T) {
+	r, err := getReader()
+	if err != nil {
+		t.Fatal(err)
+	}
+	g, err := BuildGraph(r)
+	if err != nil {
+		t.Fatal(err)
+	}
+	term := "SO_0000340"
+	if !g.ExistsTerm(NodeID(term)) {
+		t.Fatalf("unable to find term %s", term)
+	}
+	cht := g.GetTerm(NodeID(term))
+	if cht.ID() != NodeID(term) {
+		t.Fatalf("did not match term %s with id %s", term, cht.ID())
+	}
+	if cht.Label() != "chromosome" {
+		t.Fatalf("expected label chromosome does not match %s", cht.Label())
+	}
+	if cht.RdfType() != "CLASS" {
+		t.Fatalf("expected type CLASS does not match %s", cht.RdfType())
+	}
+	if cht.IRI() != "http://purl.obolibrary.org/obo/SO_0000340" {
+		t.Fatalf("did not match term %s with iri %s", term, cht.IRI())
+	}
+	s := cht.Meta().Subsets()
+	if len(s) < 1 {
+		t.Fatal("expected subset metadata is absent")
+	}
+	if m, _ := regexp.MatchString("SOFA", s[0]); !m {
+		t.Fatalf("expected subset does not match %s", s[0])
+	}
+	p := cht.Meta().BasicPropertyValues()
+	if len(p) < 1 {
+		t.Fatal("expected basic propertyvalue metadata is absent")
+	}
+	if p[0].Value() != "sequence" {
+		t.Fatalf("expected basic propertyvalue of sequence does not match %s", p[0].Value())
+	}
+	if cht.Meta().Namespace() != "sequence" {
+		t.Fatalf("expected namespace of sequence does not match %s", cht.Meta().Namespace())
+	}
+	cm := cht.Meta().Comments()
+	if len(cm) < 1 {
+		t.Fatal("expected comment is absent")
+	}
+	if m, _ := regexp.MatchString("MGED", cm[0]); !m {
+		t.Fatalf("expected comment does not match %s", cm[0])
+	}
+}
+
 func TestGraphPropertyTerm(t *testing.T) {
 	r, err := getReader()
 	if err != nil {