t-reftable-merged: add tests for reftable_merged_table_max_update_index

reftable_merged_table_max_update_index() as defined by reftable/
merged.{c, h} returns the maximum update index in a merged table.
Since this function is currently unexercised, add tests for it.

Mentored-by: Patrick Steinhardt <ps@pks.im>
Mentored-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Chandra Pratap <chandrapratap3519@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/unit-tests/t-reftable-merged.c b/t/unit-tests/t-reftable-merged.c
index ff2f448bb6c59bb80e25148501c0770f33bf851c..065b359200545145eec6830f783a4e5b603e250f 100644 (file)
--- a/t/unit-tests/t-reftable-merged.c
+++ b/t/unit-tests/t-reftable-merged.c
@@ -236,6 +236,7 @@ static void t_merged_refs(void)
        check(!err);
        check_int(reftable_merged_table_hash_id(mt), ==, GIT_SHA1_FORMAT_ID);
        check_int(reftable_merged_table_min_update_index(mt), ==, 1);
+       check_int(reftable_merged_table_max_update_index(mt), ==, 3);
 
        while (len < 100) { /* cap loops/recursion. */
                struct reftable_ref_record ref = { 0 };
@@ -365,6 +366,7 @@ static void t_merged_logs(void)
        check(!err);
        check_int(reftable_merged_table_hash_id(mt), ==, GIT_SHA1_FORMAT_ID);
        check_int(reftable_merged_table_min_update_index(mt), ==, 1);
+       check_int(reftable_merged_table_max_update_index(mt), ==, 3);
 
        while (len < 100) { /* cap loops/recursion. */
                struct reftable_log_record log = { 0 };