feat(core): add command, intent, and routing primitives

src/session/search.test.ts

@@ -0,0 +1,45 @@
+import { describe, it, expect, beforeEach, afterEach } from 'vitest';
+import { SessionStore } from './store.js';
+import { SessionIndexer } from './indexer.js';
+import { SessionSearch } from './search.js';
+import { unlinkSync, existsSync } from 'fs';
+import { join } from 'path';
+import { tmpdir } from 'os';
+
+describe('SessionSearch', () => {
+  const dbPath = join(tmpdir(), 'flynn-test-search.db');
+  let store: SessionStore;
+  let search: SessionSearch;
+
+  beforeEach(() => {
+    store = new SessionStore(dbPath);
+    const indexer = new SessionIndexer({ maxKeywords: 8 });
+    store.addMessage('session:a', { role: 'user', content: 'deploy backend service' }, indexer.indexText('deploy backend service'));
+    store.addMessage('session:a', { role: 'assistant', content: 'backend deployment completed' }, indexer.indexText('backend deployment completed'));
+    store.addMessage('session:b', { role: 'user', content: 'buy groceries tonight' }, indexer.indexText('buy groceries tonight'));
+
+    search = new SessionSearch(store, {
+      limit: 10,
+      minScore: 0.1,
+    });
+  });
+
+  afterEach(() => {
+    store.close();
+    if (existsSync(dbPath)) {
+      unlinkSync(dbPath);
+    }
+  });
+
+  it('returns ranked results for overlapping keywords', () => {
+    const results = search.search('deploy backend');
+    expect(results.length).toBeGreaterThan(0);
+    expect(results[0].sessionId).toBe('session:a');
+    expect(results[0].score).toBeGreaterThan(0);
+  });
+
+  it('supports session-specific filtering', () => {
+    const results = search.search('deploy', { sessionId: 'session:b' });
+    expect(results).toEqual([]);
+  });
+});