feat: add composable scenario resources

app/game-engine/test/scenarioLoader.test.ts

@@ -0,0 +1,22 @@
+import fs from 'node:fs/promises';
+import path from 'node:path';
+
+import { describe, expect, it } from 'vitest';
+
+import { loadScenarioDefinitionById, resolveScenarioDefaultsPath } from '../src/scenario/scenarioLoader.js';
+
+describe('tracked scenario resources', () => {
+    it('loads every scenario through its composed resource graph', async () => {
+        const scenarioRoot = path.dirname(resolveScenarioDefaultsPath());
+        const files = await fs.readdir(scenarioRoot);
+        const scenarioIds = files
+            .map((fileName) => /^scenario_(\d+)\.json$/.exec(fileName))
+            .filter((match): match is RegExpExecArray => match !== null)
+            .map((match) => Number(match[1]))
+            .sort((left, right) => left - right);
+
+        expect(scenarioIds).toHaveLength(80);
+        const scenarios = await Promise.all(scenarioIds.map((scenarioId) => loadScenarioDefinitionById(scenarioId)));
+        expect(scenarios.every((scenario) => scenario.title.length > 0)).toBe(true);
+    });
+});