test: Fix HIL write-bin test

esp-rs · Feb 26, 2025 · 882cac1 · 882cac1
1 parent 9f720c4
commit 882cac1
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/espflash/src/bin/espflash.rs b/espflash/src/bin/espflash.rs
@@ -353,7 +353,9 @@ fn write_bin(args: WriteBinArgs, config: &Config) -> Result<()> {
     let padded_bytes = 4 - (size % 4);
     let mut buffer = Vec::with_capacity(size.try_into().into_diagnostic()?);
     f.read_to_end(&mut buffer).into_diagnostic()?;
-    buffer.extend_from_slice(&vec![0xFF; padded_bytes as usize]);
+    if padded_bytes != 0 {
+        buffer.extend_from_slice(&vec![0xFF; padded_bytes as usize]);
+    }
 
     flasher.write_bin_to_flash(
         args.address,