From 14f6e30fe8a6816d0a73315bc7208a4e02514cbd Mon Sep 17 00:00:00 2001
From: sapphi-red <green@sapphi.red>
Date: Fri, 31 Jul 2026 19:24:39 +0900
Subject: [PATCH] test: add `renderBuiltUrl` change changes hash

---
 .../vite/src/node/__tests__/build.spec.ts     | 66 +++++++++++++++++++
 .../packages/build-project/asset.txt          |  1 +
 2 files changed, 67 insertions(+)
 create mode 100644 packages/vite/src/node/__tests__/packages/build-project/asset.txt

diff --git a/packages/vite/src/node/__tests__/build.spec.ts b/packages/vite/src/node/__tests__/build.spec.ts
index cc26b3a47f2347..9ac9aae76973e3 100644
--- a/packages/vite/src/node/__tests__/build.spec.ts
+++ b/packages/vite/src/node/__tests__/build.spec.ts
@@ -84,6 +84,34 @@ describe('build', () => {
     assertOutputHashContentChange(result[0], result[1])
   })
 
+  test('file hash should change when renderBuiltUrl changes', async () => {
+    const createRenderBuiltUrl = (base: string) => (filename: string) =>
+      `${base}/${filename}`
+    const renderBuiltUrlA = createRenderBuiltUrl('/cdn-a')
+    const renderBuiltUrlB = createRenderBuiltUrl('/cdn-b')
+
+    expect(renderBuiltUrlA.toString()).toBe(renderBuiltUrlB.toString())
+
+    const result = await Promise.all([
+      buildProjectWithRenderBuiltUrl(renderBuiltUrlA),
+      buildProjectWithRenderBuiltUrl(renderBuiltUrlB),
+    ])
+
+    expect(getOutputHashChanges(result[0], result[1])).toMatchInlineSnapshot(`
+      {
+        "changed": [
+          "index",
+        ],
+        "unchanged": [
+          "_subentry",
+          "asset.txt",
+          "undefined",
+        ],
+      }
+    `)
+    assertOutputHashContentChange(result[0], result[1])
+  })
+
   test('top-level input is used as the default build entry', async () => {
     const result = (await build({
       root: resolve(dirname, 'packages/build-project'),
@@ -1512,6 +1540,44 @@ test('copies public directory after building same environment with write false f
   ).resolves.toBe('<svg></svg>')
 })
 
+async function buildProjectWithRenderBuiltUrl(
+  renderBuiltUrl: (filename: string) => string,
+) {
+  return (await build({
+    root: resolve(dirname, 'packages/build-project'),
+    logLevel: 'silent',
+    build: {
+      write: false,
+      assetsInlineLimit: 0,
+    },
+    experimental: {
+      renderBuiltUrl,
+    },
+    plugins: [
+      {
+        name: 'test',
+        resolveId(id) {
+          if (id === 'entry.js' || id === 'subentry.js') {
+            return '\0' + id
+          }
+        },
+        load(id) {
+          if (id === '\0entry.js') {
+            return `
+              import assetUrl from '/asset.txt?url'
+              console.log(assetUrl)
+              window.addEventListener('click', () => { import('subentry.js') })
+            `
+          }
+          if (id === '\0subentry.js') {
+            return `export default 'subentry'`
+          }
+        },
+      },
+    ],
+  })) as RolldownOutput
+}
+
 /**
  * for each chunks in output1, if there's a chunk in output2 with the same fileName,
  * ensure that the chunk code is the same. if not, the chunk hash should have changed.
diff --git a/packages/vite/src/node/__tests__/packages/build-project/asset.txt b/packages/vite/src/node/__tests__/packages/build-project/asset.txt
new file mode 100644
index 00000000000000..2bd69c0fe88147
--- /dev/null
+++ b/packages/vite/src/node/__tests__/packages/build-project/asset.txt
@@ -0,0 +1 @@
+asset