chore: import DH V2 D5.6.4 production baseline

api-v3/test/unit/asset-version-diff.test.ts

@@ -0,0 +1,47 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { changedSnapshotFields } from '../../src/asset-master/asset-version-diff';
+
+const base = {
+  code: 'ACT-001',
+  name: 'Pozo 1',
+  description: null,
+  type: { id: 'type-1', code: 'WELL', name: 'Pozo' },
+  parent: null,
+  informationStatus: 'DRAFT',
+  attributes: [{ code: 'depth', value: 1200 }],
+  geometry: null,
+  updatedAt: '2026-08-14T10:00:00.000Z',
+};
+
+test('version diff ignores technical timestamps and detects functional fields', () => {
+  const current = {
+    ...base,
+    informationStatus: 'SURVEYED',
+    updatedAt: '2026-08-14T11:00:00.000Z',
+  };
+
+  assert.deepEqual(changedSnapshotFields(base, current), ['informationStatus']);
+});
+
+test('version diff detects attribute and geometry changes', () => {
+  const current = {
+    ...base,
+    attributes: [{ code: 'depth', value: 1300 }],
+    geometry: { geometryType: 'POINT', geometry: { type: 'POINT', coordinates: [-68, -32] } },
+  };
+
+  assert.deepEqual(changedSnapshotFields(base, current), ['attributes', 'geometry']);
+});
+
+test('version diff detects media changes independently', () => {
+  const previous = { ...base, media: [] };
+  const current = { ...base, media: [{ id: 'media-1', sha256: 'abc' }] };
+  assert.deepEqual(changedSnapshotFields(previous, current), ['media']);
+});
+
+test('version diff detects provenance changes independently', () => {
+  const previous = { ...base, provenance: { origin: 'MANUAL', verifiedAt: null } };
+  const current = { ...base, provenance: { origin: 'FIELD_SURVEY', verifiedAt: null } };
+  assert.deepEqual(changedSnapshotFields(previous, current), ['provenance']);
+});