feat(core): add Electron runtime, services, and app composition

src/main/runtime/secondary-sub-mode-main-deps.test.ts

@@ -0,0 +1,39 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { createBuildCycleSecondarySubModeMainDepsHandler } from './secondary-sub-mode-main-deps';
+import type { SecondarySubMode } from '../../types';
+
+test('cycle secondary sub mode main deps builder maps state and broadcasts with channel', () => {
+  const calls: string[] = [];
+  let mode: SecondarySubMode = 'hover';
+  let lastToggleAt = 100;
+  const deps = createBuildCycleSecondarySubModeMainDepsHandler({
+    getSecondarySubMode: () => mode,
+    setSecondarySubMode: (nextMode) => {
+      mode = nextMode;
+      calls.push(`set-mode:${nextMode}`);
+    },
+    getLastSecondarySubToggleAtMs: () => lastToggleAt,
+    setLastSecondarySubToggleAtMs: (timestampMs) => {
+      lastToggleAt = timestampMs;
+      calls.push(`set-ts:${timestampMs}`);
+    },
+    broadcastToOverlayWindows: (channel, nextMode) => calls.push(`broadcast:${channel}:${nextMode}`),
+    showMpvOsd: (text) => calls.push(`osd:${text}`),
+  })();
+
+  assert.equal(deps.getSecondarySubMode(), 'hover');
+  assert.equal(deps.getLastSecondarySubToggleAtMs(), 100);
+  deps.setSecondarySubMode('visible');
+  deps.setLastSecondarySubToggleAtMs(200);
+  deps.broadcastSecondarySubMode('visible');
+  deps.showMpvOsd('Secondary subtitle: visible');
+  assert.equal(mode, 'visible');
+  assert.equal(lastToggleAt, 200);
+  assert.deepEqual(calls, [
+    'set-mode:visible',
+    'set-ts:200',
+    'broadcast:secondary-subtitle:mode:visible',
+    'osd:Secondary subtitle: visible',
+  ]);
+});