Some recent optimizations have been added to pack-objects to reduce
memory usage and some code paths are split into two: one for common
use cases and one for rare ones. Make sure the rare cases are tested
with Travis since it requires manual test configuration that is
unlikely to be done by developers.

Signed-off-by: Nguyễn Thái Ngọc Duy <redacted>
---
 ci/run-tests.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ci/run-tests.sh b/ci/run-tests.sh
index 73e273fac7..857d144ee8 100755
--- a/ci/run-tests.sh
+++ b/ci/run-tests.sh

@@ -10,7 +10,10 @@ ln -s "$cache_dir/.prove" t/.prove
 make --quiet test
 if test "$jobname" = "linux-gcc"
 then
-	GIT_TEST_SPLIT_INDEX=YesPlease make --quiet test
+	export GIT_TEST_SPLIT_INDEX=YesPlease
+	export GIT_TEST_FULL_IN_PACK_ARRAY=true
+	export GIT_TEST_OE_SIZE=10
+	make --quiet test
 fi
 
 check_unignored_build_artifacts

-- 
2.17.0.rc2.515.g4feb9b7923