test: update snapshot and add unit test for file removal

Author: pieh

test/__snapshots__/index.spec.ts.snap

@@ -2082,21 +2082,6 @@ Array [
     "status": 200,
     "to": "/.netlify/functions/___netlify-handler",
   },
-  Object {
-    "from": "/api/enterPreview",
-    "status": 200,
-    "to": "/.netlify/functions/api-0",
-  },
-  Object {
-    "from": "/api/exitPreview",
-    "status": 200,
-    "to": "/.netlify/functions/api-0",
-  },
-  Object {
-    "from": "/api/hello",
-    "status": 200,
-    "to": "/.netlify/functions/api-0",
-  },
   Object {
     "from": "/api/hello-background",
     "status": 200,
@@ -2107,21 +2092,6 @@ Array [
     "status": 404,
     "to": "/404.html",
   },
-  Object {
-    "from": "/api/revalidate",
-    "status": 200,
-    "to": "/.netlify/functions/api-0",
-  },
-  Object {
-    "from": "/api/shows/:id",
-    "status": 200,
-    "to": "/.netlify/functions/api-0",
-  },
-  Object {
-    "from": "/api/shows/:params/*",
-    "status": 200,
-    "to": "/.netlify/functions/api-0",
-  },
   Object {
     "force": false,
     "from": "/app-edge",
@@ -2206,24 +2176,6 @@ Array [
     "status": 200,
     "to": "/.netlify/functions/___netlify-handler",
   },
-  Object {
-    "force": true,
-    "from": "/BUILD_ID",
-    "status": 404,
-    "to": "/404.html",
-  },
-  Object {
-    "force": true,
-    "from": "/build-manifest.json",
-    "status": 404,
-    "to": "/404.html",
-  },
-  Object {
-    "force": true,
-    "from": "/cache/*",
-    "status": 404,
-    "to": "/404.html",
-  },
   Object {
     "force": false,
     "from": "/css",
@@ -2883,54 +2835,24 @@ Array [
     "status": 200,
     "to": "/.netlify/functions/___netlify-handler",
   },
-  Object {
-    "force": true,
-    "from": "/prerender-manifest.json",
-    "status": 404,
-    "to": "/404.html",
-  },
   Object {
     "force": false,
     "from": "/previewTest",
     "status": 200,
     "to": "/.netlify/functions/___netlify-handler",
   },
-  Object {
-    "force": true,
-    "from": "/react-loadable-manifest.json",
-    "status": 404,
-    "to": "/404.html",
-  },
   Object {
     "force": false,
     "from": "/redirectme",
     "status": 200,
     "to": "/.netlify/functions/___netlify-handler",
   },
-  Object {
-    "force": true,
-    "from": "/routes-manifest.json",
-    "status": 404,
-    "to": "/404.html",
-  },
   Object {
     "force": false,
     "from": "/script",
     "status": 200,
     "to": "/.netlify/functions/___netlify-handler",
   },
-  Object {
-    "force": true,
-    "from": "/server/*",
-    "status": 404,
-    "to": "/404.html",
-  },
-  Object {
-    "force": true,
-    "from": "/serverless/*",
-    "status": 404,
-    "to": "/404.html",
-  },
   Object {
     "force": false,
     "from": "/shows/:id",
@@ -2966,17 +2888,5 @@ Array [
     "status": 200,
     "to": "/.netlify/functions/___netlify-handler",
   },
-  Object {
-    "force": true,
-    "from": "/trace",
-    "status": 404,
-    "to": "/404.html",
-  },
-  Object {
-    "force": true,
-    "from": "/traces",
-    "status": 404,
-    "to": "/404.html",
-  },
 ]
 `;

test/index.spec.ts

@@ -1031,6 +1031,23 @@ describe('onPostBuild', () => {
       },
     ])
   })
+
+  it(`removes metadata files`, async () => {
+    await moveNextDist()
+
+    // routes-manifest.json is one of metadata files that seems to be created with default demo site
+    // there are a lot of other files, but we will test just one
+    const manifestPath = path.resolve('.next/routes-manifest.json')
+
+    expect(await pathExists(manifestPath)).toBe(true)
+
+    await nextRuntime.onPostBuild({
+      ...defaultArgs,
+      utils: { ...utils, cache: { save: jest.fn() }, functions: { list: jest.fn().mockResolvedValue([]) } },
+    })
+
+    expect(await pathExists(manifestPath)).toBe(false)
+  })
 })
 
 describe('function helpers', () => {