From cbe84da8c351daee2bb5d6ed803912f0c8266aba Mon Sep 17 00:00:00 2001
From: Cosimo Lupo <clupo@google.com>
Date: Tue, 19 May 2020 10:57:09 +0100
Subject: [PATCH] varLib_test: comment why font.close() is needed

---
 Tests/varLib/varLib_test.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Tests/varLib/varLib_test.py b/Tests/varLib/varLib_test.py
index d27fe163e..42e04bd9c 100644
--- a/Tests/varLib/varLib_test.py
+++ b/Tests/varLib/varLib_test.py
@@ -22,6 +22,8 @@ def reload_font(font):
     """(De)serialize to get final binary layout."""
     buf = BytesIO()
     font.save(buf)
+    # Close the font to release filesystem resources so that on Windows the tearDown
+    # method can successfully remove the temporary directory created during setUp.
     font.close()
     buf.seek(0)
     return TTFont(buf)