test: add core service coverage for cli, shortcuts, and secondary subtitle

src/core/services/secondary-subtitle-service.test.ts

@@ -0,0 +1,64 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import { SecondarySubMode } from "../../types";
+import { cycleSecondarySubModeService } from "./secondary-subtitle-service";
+
+test("cycleSecondarySubModeService cycles and emits broadcast + OSD", () => {
+  let mode: SecondarySubMode = "hover";
+  let lastToggleAt = 0;
+  const broadcasts: SecondarySubMode[] = [];
+  const osd: string[] = [];
+
+  cycleSecondarySubModeService({
+    getSecondarySubMode: () => mode,
+    setSecondarySubMode: (next) => {
+      mode = next;
+    },
+    getLastSecondarySubToggleAtMs: () => lastToggleAt,
+    setLastSecondarySubToggleAtMs: (value) => {
+      lastToggleAt = value;
+    },
+    broadcastSecondarySubMode: (next) => {
+      broadcasts.push(next);
+    },
+    showMpvOsd: (text) => {
+      osd.push(text);
+    },
+    now: () => 1000,
+  });
+
+  assert.equal(mode, "hidden");
+  assert.deepEqual(broadcasts, ["hidden"]);
+  assert.deepEqual(osd, ["Secondary subtitle: hidden"]);
+  assert.equal(lastToggleAt, 1000);
+});
+
+test("cycleSecondarySubModeService obeys debounce window", () => {
+  let mode: SecondarySubMode = "visible";
+  let lastToggleAt = 950;
+  let broadcasted = false;
+  let osdShown = false;
+
+  cycleSecondarySubModeService({
+    getSecondarySubMode: () => mode,
+    setSecondarySubMode: (next) => {
+      mode = next;
+    },
+    getLastSecondarySubToggleAtMs: () => lastToggleAt,
+    setLastSecondarySubToggleAtMs: (value) => {
+      lastToggleAt = value;
+    },
+    broadcastSecondarySubMode: () => {
+      broadcasted = true;
+    },
+    showMpvOsd: () => {
+      osdShown = true;
+    },
+    now: () => 1000,
+  });
+
+  assert.equal(mode, "visible");
+  assert.equal(lastToggleAt, 950);
+  assert.equal(broadcasted, false);
+  assert.equal(osdShown, false);
+});