[PATCH v6 02/12] preload-index: add override to enable testing preload-index

From: Ben Peart <benpeart@microsoft.com>
Date: Sep 15, 2017, 19:20 UTC
Message-ID: <20170915192043.4516-3-benpeart@microsoft.com>
In-Reply-To: <20170915192043.4516-1-benpeart@microsoft.com>

Preload index doesn't run unless it has a minimum number of 1000 files. To enable running tests with fewer files, add an environment variable (GIT_FORCE_PRELOAD_TEST) which will override that minimum and set it to 2.

Signed-off-by: Ben Peart <benpeart@microsoft.com>
---
 preload-index.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/preload-index.c b/preload-index.c
index 70a4c80878..75564c497a 100644
--- a/preload-index.c
+++ b/preload-index.c
@@ -79,6 +79,8 @@ static void preload_index(struct index_state *index,
 		return;
 
 	threads = index->cache_nr / THREAD_COST;
+	if ((index->cache_nr > 1) && (threads < 2) && getenv("GIT_FORCE_PRELOAD_TEST"))
+		threads = 2;
 	if (threads < 2)
 		return;
 	if (threads > MAX_PARALLEL)

-- 
2.14.1.548.ge54b1befee.dirty