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tests/quick-logic-test.js

@@ -222,7 +222,9 @@ const AUDIO_INPUTS = {
   ok(copyHelperCode.includes('maxRetries = 2'), 'copy helper retries failed writes');
   ok(copyHelperCode.includes('Copy size mismatch'), 'copy helper verifies destination size');
   ok(copyHelperCode.includes('fs.unlinkSync(destination)'), 'copy helper removes partial copies before retrying');
-  ok(copyHelperCode.includes('COPY_BUFFER_SIZE = 4 * 1024 * 1024'), 'copy helper uses large SMB-friendly buffers');
+  ok(copyHelperCode.includes('fs.promises.copyFile(source, destination)'), 'copy helper uses native file copying');
+  ok(copyHelperCode.includes("copyMethod = 'auto'"), 'copy helper defaults to automatic copy selection');
+  ok(copyHelperCode.includes("copyMethod === 'stream'"), 'copy helper supports stream fallback');
 
   // ── Summary ───────────────────────────────────────────────────────────────
   console.log(`\n${'='.repeat(55)}`);