1 files changed, 16 insertions, 0 deletions
diff --git a/mysql-test/t/old-mode.test b/mysql-test/t/old-mode.test
new file mode 100644
index 00000000000..4fa21f761ca
--- /dev/null
+++ b/mysql-test/t/old-mode.test
@@ -0,0 +1,16 @@
+#
+# Test 'old' mode
+#
+
+# Initialise
+--disable_warnings
+drop table if exists t1,t2;
+--enable_warnings
+
+create table t1 (a int, b varchar(200), c text not null) checksum=1;
+create table t2 (a int, b varchar(200), c text not null) checksum=0;
+insert t1 values (1, "aaa", "bbb"), (NULL, "", "ccccc"), (0, NULL, "");
+insert t2 select * from t1;
+checksum table t1, t2;
+checksum table t1, t2 extended;
+drop table t1,t2;