feat: persist track mute/solo status

src/core/project-upgrader/upgradeToV11.test.ts

@@ -0,0 +1,45 @@
+import { describe, expect, it } from 'vitest';
+import { KGProject } from '../KGProject';
+import { KGTrack } from '../track/KGTrack';
+import { upgradeProjectToLatest } from './KGProjectUpgrader';
+import { upgradeToV11 } from './upgradeToV11';
+
+describe('upgradeToV11', () => {
+  it('initializes missing mute and solo flags on legacy tracks', () => {
+    const track = new KGTrack('Legacy Track', 1);
+    delete (track as unknown as { muted?: unknown }).muted;
+    delete (track as unknown as { solo?: unknown }).solo;
+    const project = new KGProject('Test', 32, 0, 125, undefined, undefined, undefined, undefined, undefined, 1, [track], 10);
+
+    upgradeToV11(project);
+
+    expect(track.getMuted()).toBe(false);
+    expect(track.getSolo()).toBe(false);
+    expect(project.getProjectStructureVersion()).toBe(11);
+  });
+
+  it('preserves existing mute and solo flags', () => {
+    const track = new KGTrack('Legacy Track', 1);
+    track.setMuted(true);
+    track.setSolo(true);
+    const project = new KGProject('Test', 32, 0, 125, undefined, undefined, undefined, undefined, undefined, 1, [track], 10);
+
+    upgradeToV11(project);
+
+    expect(track.getMuted()).toBe(true);
+    expect(track.getSolo()).toBe(true);
+  });
+
+  it('upgrades legacy projects through the main upgrader path', () => {
+    const track = new KGTrack('Legacy Track', 1);
+    delete (track as unknown as { muted?: unknown }).muted;
+    delete (track as unknown as { solo?: unknown }).solo;
+    const project = new KGProject('Test', 32, 0, 125, undefined, undefined, undefined, undefined, undefined, 1, [track], 10);
+
+    const upgraded = upgradeProjectToLatest(project);
+
+    expect(upgraded.getProjectStructureVersion()).toBe(11);
+    expect(upgraded.getTracks()[0].getMuted()).toBe(false);
+    expect(upgraded.getTracks()[0].getSolo()).toBe(false);
+  });
+});