Enforce durable D&D evidence ranges

internal/modules/dnd/locations/registry/registry_test.go

@@ -88,6 +88,18 @@ func TestResolveRejectsInvalidReferenceInputs(t *testing.T) {
 	}
 }
 
+func TestResolveRejectsReversedEvidenceInDirectRegistryReference(t *testing.T) {
+	value := registryFixture()
+	value.Locations[0].SourceRefs[0] = source.SourceRef{SourceID: "session-alpha", StartUnitID: 2, EndUnitID: 1}
+	content, err := locationcodec.New().EncodeCandidate(value)
+	if err != nil {
+		t.Fatalf("EncodeCandidate() error = %v", err)
+	}
+	if _, err := Resolve(referenceSet(item(content))); err == nil || !strings.Contains(err.Error(), "invalid approved") {
+		t.Fatalf("Resolve() error = %v, want direct-reference rejection", err)
+	}
+}
+
 func TestResolverHandlesConstructionAndOperationReferences(t *testing.T) {
 	placeholder, err := NewResolver(referenceSet())
 	if err != nil || placeholder.Seeded().Bound() {