fix tests

Author: schiller-manuel

packages/start-plugin-core/src/prerender.ts

@@ -212,7 +212,7 @@ export async function prerender({
             : cleanPagePath
 
           const isSpaShell =
-            startConfig.spa?.prerender?.outputPath === cleanPagePath
+            startConfig.spa?.prerender.outputPath === cleanPagePath
 
           let htmlPath: string
           if (isSpaShell) {

packages/start-plugin-core/tests/post-server-build.test.ts

@@ -1,7 +1,12 @@
 import { describe, expect, it, vi } from 'vitest'
-import { postServerBuild } from '../src/post-server-build'
 import { VITE_ENVIRONMENT_NAMES } from '../src/constants'
 
+vi.mock('@tanstack/start-server-core', () => ({
+  HEADERS: {
+    TSS_SHELL: 'x-tss-shell',
+  },
+}))
+
 vi.mock('../src/prerender', () => ({
   prerender: vi.fn(async () => {}),
 }))
@@ -26,6 +31,9 @@ describe('postServerBuild', () => {
   } as any
 
   it('rejects absolute SPA maskPath URLs to avoid external prerendering', async () => {
+    // Import after mocks are set up
+    const { postServerBuild } = await import('../src/post-server-build')
+
     const startConfig = {
       spa: {
         enabled: true,