fix(nuxt): register override hooks separately (#24833)

packages/nuxt/src/core/nuxt.ts

@@ -509,6 +509,11 @@ export async function loadNuxt (opts: LoadNuxtOptions): Promise<Nuxt> {
 
   const nuxt = createNuxt(options)
 
+  // We register hooks layer-by-layer so any overrides need to be registered separately
+  if (opts.overrides?.hooks) {
+    nuxt.hooks.addHooks(opts.overrides.hooks)
+  }
+
   if (nuxt.options.debug) {
     createDebugger(nuxt.hooks, { tag: 'nuxt' })
   }

packages/nuxt/test/load-nuxt.test.ts

@@ -0,0 +1,26 @@
+import { fileURLToPath } from 'node:url'
+import { describe, expect, it } from 'vitest'
+import { normalize } from 'pathe'
+import { withoutTrailingSlash } from 'ufo'
+import { loadNuxt } from '../src'
+
+const repoRoot = withoutTrailingSlash(normalize(fileURLToPath(new URL('../../../', import.meta.url))))
+
+describe('loadNuxt', () => {
+  it('respects hook overrides', async () => {
+    let hookRan = false
+    const nuxt = await loadNuxt({
+      cwd: repoRoot,
+      ready: true,
+      overrides: {
+        hooks: {
+          ready() {
+            hookRan = true
+          }
+        }
+      }
+    })
+    await nuxt.close()
+    expect(hookRan).toBe(true)
+  })
+})