feat(v027): AutostartSection 진단 패널 + mismatch 경고

tests/unit/AutostartSection.test.tsx

@@ -43,4 +43,57 @@ describe('AutostartSection', () => {
     fireEvent.click(toggle);
     await waitFor(() => expect(inboxApi.setAutostart).toHaveBeenCalledWith(false));
   });
+
+  it('renders diagnostic panel when expanded, shows mismatch warning + execPath', async () => {
+    const { inboxApi } = await import('../../src/renderer/inbox/api.js');
+    vi.mocked(inboxApi.getAutostart).mockResolvedValueOnce({
+      openAtLogin: true,
+      diagnostic: {
+        withArgs: { openAtLogin: true, executableWillLaunchAtLogin: true },
+        noArgs: { openAtLogin: false, executableWillLaunchAtLogin: true },
+        execPath: '/path/to/Inkling.exe'
+      }
+    });
+    render(<AutostartSection />);
+    await screen.findByRole('checkbox');
+    fireEvent.click(screen.getByRole('button', { name: /진단 정보/ }));
+    expect(await screen.findByText(/⚠️/)).toBeInTheDocument();
+    expect(screen.getByText(/path\/to\/Inkling\.exe/)).toBeInTheDocument();
+    expect(screen.getByText(/표준 \(--hidden 인자\)/)).toBeInTheDocument();
+    expect(screen.getByText(/비교 \(인자 없이\)/)).toBeInTheDocument();
+  });
+
+  it('shows registry info when present (Win)', async () => {
+    const { inboxApi } = await import('../../src/renderer/inbox/api.js');
+    vi.mocked(inboxApi.getAutostart).mockResolvedValueOnce({
+      openAtLogin: true,
+      diagnostic: {
+        withArgs: { openAtLogin: true, executableWillLaunchAtLogin: true },
+        noArgs: { openAtLogin: true, executableWillLaunchAtLogin: true },
+        execPath: 'C:\\app.exe',
+        registryPath: 'HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Run\\Inkling',
+        registryValue: '"C:\\app.exe" --hidden'
+      }
+    });
+    render(<AutostartSection />);
+    await screen.findByRole('checkbox');
+    fireEvent.click(screen.getByRole('button', { name: /진단 정보/ }));
+    expect(screen.getByText(/registry 경로/)).toBeInTheDocument();
+    expect(screen.getByText(/registry 값/)).toBeInTheDocument();
+  });
+
+  it('no mismatch warning when withArgs == noArgs and willLaunch=true', async () => {
+    const { inboxApi } = await import('../../src/renderer/inbox/api.js');
+    vi.mocked(inboxApi.getAutostart).mockResolvedValueOnce({
+      openAtLogin: true,
+      diagnostic: {
+        withArgs: { openAtLogin: true, executableWillLaunchAtLogin: true },
+        noArgs: { openAtLogin: true, executableWillLaunchAtLogin: true },
+        execPath: '/p'
+      }
+    });
+    render(<AutostartSection />);
+    await screen.findByRole('checkbox');
+    expect(screen.queryByText(/⚠️/)).not.toBeInTheDocument();
+  });
 });