Tests for MDEV-18667 ASAN heap-use-after-free in make_date_time / Arg_comparator::compare_string / Item_func_nullif::compare

abarkov · abarkov · commit 49c49e630bdc · 2019-03-14T10:14:37.000+04:00
The patch for MDEV-14926 fixed MDEV-18667 as well. Adding tests only.
diff --git a/mysql-test/r/func_time.result b/mysql-test/r/func_time.result
@@ -3436,5 +3436,13 @@ f
 4
 DROP TABLE t1;
 #
+# MDEV-18667 ASAN heap-use-after-free in make_date_time / Arg_comparator::compare_string / Item_func_nullif::compare
+#
+SELECT NULLIF('foo', FROM_UNIXTIME('2012-12-12 12:12:12', TRIM(0)));
+NULLIF('foo', FROM_UNIXTIME('2012-12-12 12:12:12', TRIM(0)))
+foo
+Warnings:
+Warning	1292	Truncated incorrect DECIMAL value: '2012-12-12 12:12:12'
+#
 # End of 10.1 tests
 #
diff --git a/mysql-test/t/func_time.test b/mysql-test/t/func_time.test
@@ -1923,6 +1923,11 @@ INSERT INTO t1 VALUES ('1900-01-01');
 SELECT LENGTH( DATE_FORMAT( d, BINARY DATABASE() ) ) AS f FROM t1 GROUP BY d;
 DROP TABLE t1;
 
+--echo #
+--echo # MDEV-18667 ASAN heap-use-after-free in make_date_time / Arg_comparator::compare_string / Item_func_nullif::compare
+--echo #
+
+SELECT NULLIF('foo', FROM_UNIXTIME('2012-12-12 12:12:12', TRIM(0)));
 
 --echo #
 --echo # End of 10.1 tests

Original file line number	Diff line number	Diff line change
`@@ -3436,5 +3436,13 @@ f`
`3436`	`3436`	`4`
`3437`	`3437`	`DROP TABLE t1;`
`3438`	`3438`	`#`
	`3439`	`+# MDEV-18667 ASAN heap-use-after-free in make_date_time / Arg_comparator::compare_string / Item_func_nullif::compare`
	`3440`	`+#`
	`3441`	`+SELECT NULLIF('foo', FROM_UNIXTIME('2012-12-12 12:12:12', TRIM(0)));`
	`3442`	`+NULLIF('foo', FROM_UNIXTIME('2012-12-12 12:12:12', TRIM(0)))`
	`3443`	`+foo`
	`3444`	`+Warnings:`
	`3445`	`+Warning 1292 Truncated incorrect DECIMAL value: '2012-12-12 12:12:12'`
	`3446`	`+#`
`3439`	`3447`	`# End of 10.1 tests`
`3440`	`3448`	`#`