Continue runtime and scheduler cleanup

src/message-runtime-shared.test.ts

@@ -0,0 +1,56 @@
+import { describe, expect, it } from 'vitest';
+
+import {
+  getFixedRoleChannelName,
+  getMissingRoleChannelMessage,
+  resolveHandoffCursorKey,
+  resolveHandoffRoleOverride,
+} from './message-runtime-shared.js';
+
+describe('message-runtime-shared', () => {
+  it('prefers explicit target role over inferred handoff metadata', () => {
+    expect(
+      resolveHandoffRoleOverride({
+        target_role: 'arbiter',
+        intended_role: 'reviewer',
+        reason: 'reviewer-follow-up',
+      }),
+    ).toBe('arbiter');
+  });
+
+  it('falls back from intended role to reason prefix when needed', () => {
+    expect(
+      resolveHandoffRoleOverride({
+        target_role: null,
+        intended_role: 'reviewer',
+        reason: 'arbiter-follow-up',
+      }),
+    ).toBe('reviewer');
+    expect(
+      resolveHandoffRoleOverride({
+        target_role: null,
+        intended_role: null,
+        reason: 'arbiter-follow-up',
+      }),
+    ).toBe('arbiter');
+  });
+
+  it('builds owner and role-scoped cursor keys', () => {
+    expect(resolveHandoffCursorKey('room-1')).toBe('room-1');
+    expect(resolveHandoffCursorKey('room-1', 'owner')).toBe('room-1');
+    expect(resolveHandoffCursorKey('room-1', 'reviewer')).toBe(
+      'room-1:reviewer',
+    );
+  });
+
+  it('returns fixed role channel names and user-facing missing-channel errors', () => {
+    expect(getFixedRoleChannelName('reviewer')).toBe('discord-review');
+    expect(getFixedRoleChannelName('arbiter')).toBe('discord-arbiter');
+    expect(getMissingRoleChannelMessage('reviewer')).toContain(
+      'discord-review',
+    );
+    expect(getMissingRoleChannelMessage('arbiter')).toContain(
+      'discord-arbiter',
+    );
+  });
+});