From 793d826d9df67c3f544505beda63ca36d8dfa1c4 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Fri, 1 Sep 2017 10:10:51 +1000
Subject: py/modstruct: In struct.pack, stop converting if there are no args
 left.

This patch makes a repeat counter behave the same as repeating the
typecode, when there are not enough args.  For example:
struct.pack('2I', 1) now behave the same as struct.pack('II', 1).
---
 tests/basics/struct_micropython.py | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'tests/basics/struct_micropython.py')

diff --git a/tests/basics/struct_micropython.py b/tests/basics/struct_micropython.py
index 4b9dfe137..f203a4666 100644
--- a/tests/basics/struct_micropython.py
+++ b/tests/basics/struct_micropython.py
@@ -18,6 +18,9 @@ s = struct.pack("<O", o)
 o2 = struct.unpack("<O", s)
 print(o is o2[0])
 
+# pack can accept less arguments than required for the format spec
+print(struct.pack('<2I', 1))
+
 # pack and unpack pointer to a string
 # This requires uctypes to get the address of the string and instead of
 # putting this in a dedicated test that can be skipped we simply pass
-- 
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