refactor(game): refresh committed read models selectively

2026-08-09 15:46:01 +00:00
parent 00b9fcdb93
commit a2683df80f
14 changed files with 807 additions and 48 deletions
@@ -0,0 +1,36 @@
+import { describe, expect, it } from 'vitest';
+import { buildGameReadModelDomainRevisionKey } from '@sammo-ts/common';
+
+import { buildRevisionedBaseMapCacheKey } from '../src/maps/worldMap.js';
+import type { GameApiContext } from '../src/context.js';
+
+describe('world map revision cache', () => {
+    it('selects a new shared base-map key after a committed world revision', async () => {
+        const reads: Array<[string, string]> = [];
+        const ctx = {
+            profile: { id: 'hwe', name: 'hwe', scenario: 'scenario_2400' },
+            redis: {
+                hGet: async (key: string, field: string) => {
+                    reads.push([key, field]);
+                    return '12';
+                },
+            },
+        } as unknown as GameApiContext;
+
+        await expect(buildRevisionedBaseMapCacheKey(ctx)).resolves.toBe(
+            'sammo:map:base:hwe:scenario_2400:r12'
+        );
+        expect(reads).toEqual([[buildGameReadModelDomainRevisionKey('hwe'), 'world']]);
+    });
+
+    it('falls back to revision zero when Redis is temporarily unavailable', async () => {
+        const ctx = {
+            profile: { id: 'hwe', name: 'hwe', scenario: 'scenario_2400' },
+            redis: { hGet: async () => Promise.reject(new Error('redis unavailable')) },
+        } as unknown as GameApiContext;
+
+        await expect(buildRevisionedBaseMapCacheKey(ctx)).resolves.toBe(
+            'sammo:map:base:hwe:scenario_2400:r0'
+        );
+    });
+});