From 67b0b97d4fadab7c7f8c7591b2d9b785b28395f4 Mon Sep 17 00:00:00 2001
From: Simon Sapin <simon.sapin@exyr.org>
Date: Mon, 18 Nov 2019 11:21:38 +0100
Subject: [PATCH] Zero-pad the chunk number in WPT task names

---
 etc/taskcluster/decision_task.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/etc/taskcluster/decision_task.py b/etc/taskcluster/decision_task.py
index 31ecb63a845..99b2bc585f6 100644
--- a/etc/taskcluster/decision_task.py
+++ b/etc/taskcluster/decision_task.py
@@ -650,7 +650,9 @@ def wpt_chunks(platform, make_chunk_task, build_task, total_chunks, processes,
         chunks = range(total_chunks + 1)
     for this_chunk in chunks:
         task = (
-            make_chunk_task("WPT chunk %s / %s" % (this_chunk, total_chunks))
+            make_chunk_task("WPT chunk {:0{width}} / {}".format(
+                this_chunk, total_chunks, width=len(str(total_chunks)),
+            ))
             .with_treeherder(platform, "WPT-%s" % this_chunk)
             .with_repo(**repo_kwargs)
             .with_curl_artifact_script(build_task, "target.tar.gz")