From 8644e030223cad41e21386c1870bac3875b42d1d Mon Sep 17 00:00:00 2001
From: Libor Peltan <libor.peltan@nic.cz>
Date: Tue, 3 Aug 2021 22:07:19 +0200
Subject: [PATCH] test/journal: enable 64k (and other weird) page size

---
 tests/knot/test_journal.c | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/tests/knot/test_journal.c b/tests/knot/test_journal.c
index 3e2025cb3..ca79b0a79 100644
--- a/tests/knot/test_journal.c
+++ b/tests/knot/test_journal.c
@@ -44,6 +44,16 @@ zone_journal_t jj;
 
 unsigned env_flag;
 
+static unsigned lmdb_page_size(knot_lmdb_db_t *db)
+{
+	knot_lmdb_txn_t txn = { 0 };
+	knot_lmdb_begin(db, &txn, false);
+	MDB_stat st = { 0 };
+	mdb_stat(txn.txn, txn.db->dbi, &st);
+	knot_lmdb_abort(&txn);
+	return st.ms_psize;
+}
+
 static void set_conf(int zonefile_sync, size_t journal_usage, const knot_dname_t *apex)
 {
 	(void)apex;
@@ -708,7 +718,7 @@ static void test_merge(const knot_dname_t *apex)
 	list_t l;
 
 	// allow merge
-	set_conf(-1, 100 * 1024, apex);
+	set_conf(-1, 400 * 1024, apex);
 	ok(!journal_allow_flush(jj), "journal: merge allowed");
 
 	ret = journal_scrape_with_md(jj, false);
@@ -761,7 +771,7 @@ static void test_merge(const knot_dname_t *apex)
 	// now fill up with dumy changesets to enforce merge
 	tm_chs(apex, -1);
 	while (changeset_to(tm_chs(apex, 0)) != 2) {  }
-	for (i = 0; i < 400; i++) {
+	for (i = 0; i < 1600; i++) {
 		ret = journal_insert(jj, tm_chs(apex, i), NULL);
 		assert(ret == KNOT_EOK);
 	}
@@ -853,7 +863,9 @@ int main(int argc, char *argv[])
 
 	test_store_load(apex);
 
-	test_size_control(apex, apex2);
+	if (lmdb_page_size(&jdb) == 4096) {
+		test_size_control(apex, apex2);
+	} // else it is not manually optimized enough to test correctly
 
 	test_merge(apex);
 
-- 
2.32.0