From 1551dbae092cfe0eb819ba7fcd86c86092504491 Mon Sep 17 00:00:00 2001
From: Nikhil Shagrithaya <nikhilshagri@gmail.com>
Date: Mon, 23 Jan 2017 01:01:55 +0530
Subject: [PATCH] Output mach logs to stdout if only a single test is running

---
 tests/wpt/run.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tests/wpt/run.py b/tests/wpt/run.py
index b1b158e63ab..77e21fb75ae 100644
--- a/tests/wpt/run.py
+++ b/tests/wpt/run.py
@@ -31,7 +31,11 @@ def run_tests(paths=None, **kwargs):
 
     mozlog.commandline.log_formatters["servo"] = \
         (grouping_formatter.GroupingFormatter, "A grouping output formatter")
-    wptrunner.setup_logging(kwargs, {"servo": sys.stdout})
+
+    if len(kwargs["test_list"]) == 1:
+        wptrunner.setup_logging(kwargs, {"mach": sys.stdout})
+    else:
+        wptrunner.setup_logging(kwargs, {"servo": sys.stdout})
 
     success = wptrunner.run_tests(**kwargs)
     return 0 if success else 1