Slow sim to 1× on landing and resume last selected speed (ISS-057, v0.30.0)

lib/game/actions.test.ts

@@ -170,16 +170,32 @@ describe('flyPlane', () => {
     expect(plane.fuel).toBe(PLANE_TYPES.atr72.maxFuel);
   });
 
-  it('clears paused on dispatch (ISS-041) — speed is left untouched', async () => {
-    const inst = await freshDb('fly-unpause.db');
-    // The last landing pauses the sim at whatever scale was in use.
-    await inst.db.update(schema.simState).set({ paused: true, timeScale: 250 });
+  it('resumes a manual pause and restores lastSelectedTimeScale when the last grounded plane takes off (ISS-057)', async () => {
+    const inst = await freshDb('fly-resume.db');
+    // A landing slowed the sim to 1×; the player's last manually selected speed was 250.
+    await inst.db.update(schema.simState).set({ paused: true, timeScale: 1, lastSelectedTimeScale: 250 });
+
+    await flyPlane(inst, 'plane-starter', 'LEMD'); // sole grounded plane → airborne
+
+    const sim = (await inst.db.select().from(schema.simState))[0];
+    expect(sim.paused).toBe(false); // dispatch still resumes a manual pause…
+    expect(sim.timeScale).toBe(250); // …and restores the last selected speed
+  });
+
+  it('keeps 1× when another plane is still grounded after dispatch (ISS-057)', async () => {
+    const inst = await freshDb('fly-stayslow.db');
+    await inst.db.update(schema.simState).set({ timeScale: 1, lastSelectedTimeScale: 250 });
+    // A second grounded plane — the starter taking off leaves it on the ground.
+    await inst.db.insert(schema.planes).values({
+      id: 'plane-extra', model: 'atr72', status: 'available', fuel: 100, maxFuel: PLANE_TYPES.atr72.maxFuel,
+      locationIcao: HUB_ICAO, destIcao: null, lat: 50, lon: 8, departureSimTime: null,
+    });
 
     await flyPlane(inst, 'plane-starter', 'LEMD');
 
     const sim = (await inst.db.select().from(schema.simState))[0];
-    expect(sim.paused).toBe(false); // dispatch auto-resumes…
-    expect(sim.timeScale).toBe(250); // …with the stored speed preserved
+    expect(sim.paused).toBe(false);
+    expect(sim.timeScale).toBe(1); // another plane on ground → stays slowed
   });
 
   it('rejects a flying plane with 409', async () => {