fix NextConfig detection in createTestDir

vercel · Jul 9, 2024 · 057f92f · 057f92f
1 parent 46a915e
commit 057f92f
Showing 1 changed file with 3 additions and 5 deletions.
diff --git a/test/lib/next-modes/base.ts b/test/lib/next-modes/base.ts
@@ -234,14 +234,12 @@ export class NextInstance {
             await this.writeInitialFiles()
           })
 
-        let nextConfigFile = Object.keys(this.files).find((file) =>
+        const testDirFiles = await fs.readdir(this.testDir)
+
+        let nextConfigFile = testDirFiles.find((file) =>
           file.startsWith('next.config.')
         )
 
-        if (existsSync(path.join(this.testDir, 'next.config.js'))) {
-          nextConfigFile = 'next.config.js'
-        }
-
         if (nextConfigFile && this.nextConfig) {
           throw new Error(
             `nextConfig provided on "createNext()" and as a file "${nextConfigFile}", use one or the other to continue`