Expect the file "have_mysql_upgrade.result" to contain the

result from "require mysql_upgrade"

mysql-test/r/have_mysql_upgrade.result

+have_mysql_upgrade
+1

mysql-test/t/mysql_upgrade.test

 # Only run test if "mysql_upgrade" is found
---require r/have_mysql_upgrade.inc
+--require r/have_mysql_upgrade.result
 --disable_query_log
 select LENGTH("$MYSQL_UPGRADE")>0 as have_mysql_upgrade;
 --enable_query_log