Register item registry normalization

internal/modules/dnd/validate/itemregistry/identity/validator_test.go

@@ -0,0 +1,40 @@
+package identity
+
+import (
+	"context"
+	"strings"
+	"testing"
+
+	"gitea.maximumdirect.net/eric/notarius/internal/core/source"
+	"gitea.maximumdirect.net/eric/notarius/internal/framework/contracts"
+	"gitea.maximumdirect.net/eric/notarius/internal/framework/pipeline"
+	"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd"
+	domainidentity "gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/items/identity"
+)
+
+func TestValidatorRejectsInvalidAndDuplicateItemIdentity(t *testing.T) {
+	value := dnd.ItemRegistry{Items: []dnd.Item{
+		{ID: "wrong", Name: "Rope", SourceRefs: []source.SourceRef{{SourceID: "session", StartUnitID: 1, EndUnitID: 1}}},
+		{ID: domainidentity.DeriveID("rope"), Name: "rope", SourceRefs: []source.SourceRef{{SourceID: "session", StartUnitID: 2, EndUnitID: 2}}},
+	}}
+	result, err := New(Options{}).Validate(context.Background(), contracts.TypedValidationRequest[dnd.ItemRegistry]{Value: value})
+	if err != nil || result.Approved || result.ReasonCode != ReasonCode || !strings.Contains(result.Message, "invalid_id") || !strings.Contains(result.Message, "duplicate_canonical_identity") {
+		t.Fatalf("Validate() = %#v, %v; want identity rejection", result, err)
+	}
+}
+
+func TestValidatorRegistersPolicy(t *testing.T) {
+	registry := pipeline.NewValidatorRegistry()
+	if err := Register(registry); err != nil {
+		t.Fatal(err)
+	}
+	if got, ok := registry.Spec(Key); !ok || got != Spec() || got.ExecutionClass != contracts.ExecutionClassDeterministic {
+		t.Fatalf("registered spec = %#v, present = %t", got, ok)
+	}
+	if got := New(Options{}).CheckpointFingerprints(); len(got) != 1 || got[0].Value != domainidentity.Policy {
+		t.Fatalf("fingerprints = %#v", got)
+	}
+	if _, err := DecodeOptions(map[string]any{"unexpected": true}); err == nil {
+		t.Fatal("DecodeOptions accepted unknown options")
+	}
+}