M test.sh → test.sh

@@ -116,7 +116,7 @@ need_file "$EXAMPLES_DIR/$img_basename"
 
   local run_log="$TMPDIR/run.${img_basename}.log"
   local rc=0
-  (cd "$EXAMPLES_DIR" && "$xyw_bin" "$img_basename" "${run_args[@]}" >"$out_file" 2>"$run_log") || rc=$?
+  (cd "$EXAMPLES_DIR" && "$xyw_bin" "$img_basename" "${run_args[@]+"${run_args[@]}"}" >"$out_file" 2>"$run_log") || rc=$?
 
   LAST_EXIT_CODE="$rc"
   LAST_STDERR_FILE="$run_log"
@@ -312,10 +312,10 @@ else
     ALLOW_NONZERO_EXIT="0"
   fi
 
-  run_image_capture_stdout "$XYW_BIN" "$img_basename" "$raw_out" "${run_args[@]}"
+  run_image_capture_stdout "$XYW_BIN" "$img_basename" "$raw_out" "${run_args[@]+"${run_args[@]}"}"
   normalize_crlf "$raw_out" "$norm_out"
 
-  "$assert_fn" "$norm_out" "${assert_args[@]}"
+  "$assert_fn" "$norm_out" "${assert_args[@]+"${assert_args[@]}"}"
   echo "-> PASS: $src_basename"
 }