add tuples tests

core/values_test.go

@@ -96,6 +96,19 @@ func CompareValues(t *testing.T, got Value, want Value) {
 			CompareValues(t, v, m.Members[k])
 		}
 
+	case TupleValueType:
+		n := got.(*TupleValue)
+		m := want.(*TupleValue)
+
+		if len(n.Items) != len(m.Items) {
+			t.Fatalf("tuple item count mismatch: got %d items, want %d items", len(n.Items), len(m.Items))
+		}
+
+		for i, v := range n.Items {
+			t.Logf("comparing tuple item #%d", i)
+			CompareValues(t, v, m.Items[i])
+		}
+
 	default:
 		panic("unimplemented comparison")
 	}