From 82218c8d6875947fee29e9b9a0b48b87bb587281 Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Wed, 24 Jan 2024 00:43:23 +0700
Subject: [PATCH] retry flashih a few time due to random failed by s3

---
 test/hil/hil_test.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/test/hil/hil_test.py b/test/hil/hil_test.py
index 7c662aeea..544a4eb39 100644
--- a/test/hil/hil_test.py
+++ b/test/hil/hil_test.py
@@ -364,8 +364,14 @@ def main(config_file, board):
 
             print(f'  {test} ...', end='')
 
-            # flash firmware
-            ret = globals()[f'flash_{flasher}'](item, fw)
+            # flash firmware. It may fail randomly, retry a few times
+            for i in range(3):
+                ret = globals()[f'flash_{flasher}'](item, fw)
+                if ret.returncode == 0:
+                    break
+                else:
+                    time.sleep(1)
+
             assert ret.returncode == 0, 'Flash failed\n' + ret.stdout.decode()
 
             # run test