1 files changed, 64 insertions, 0 deletions
diff --git a/mysql-test/include/equal_fields_propagation_datetime.inc b/mysql-test/include/equal_fields_propagation_datetime.inc
new file mode 100644
index 00000000..97a30a83
--- /dev/null
+++ b/mysql-test/include/equal_fields_propagation_datetime.inc
@@ -0,0 +1,64 @@
+
+# Trailing garbage in string literals
+--eval CREATE TABLE t1 (a $TYPE);
+INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
+SELECT * FROM t1 WHERE a='2001-01-01 00:00:00x';
+SELECT * FROM t1 WHERE LENGTH(a) != 20;
+SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)!=30+RAND() AND a='2001-01-01 00:00:00x';
+DROP TABLE t1;
+
+# Leading spaces in string literals
+--eval CREATE TABLE t1 (a $TYPE);
+INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
+SELECT * FROM t1 WHERE LENGTH(a)=19;
+SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=19+RAND() AND a=' 2001-01-01 00:00:00';
+# This should not propagate
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' garbage ';
+DROP TABLE t1;
+
+# Trailing fractional digits in temporal literals
+--eval CREATE TABLE t1 (a $TYPE);
+INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
+SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
+SELECT * FROM t1 WHERE LENGTH(a)=19;
+SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
+DROP TABLE t1;
+
+# Trailing fractional digits in temporal literals, the same precision
+--eval CREATE TABLE t1 (a $TYPE(6));
+INSERT INTO t1 VALUES ('2001-01-01 00:00:00.000000'),('2001-01-01 00:00:01.000000');
+SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
+SELECT * FROM t1 WHERE LENGTH(a)=26;
+SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
+DROP TABLE t1;
+
+# DATETIME/TIMESTAMP column vs TIME literal
+SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30');
+--eval CREATE TABLE t1 (a $TYPE);
+INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
+SELECT * FROM t1 WHERE a=TIME'00:00:00';
+SELECT * FROM t1 WHERE LENGTH(a)=19;
+SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
+EXPLAIN EXTENDED
+SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIME'00:00:00';
+DROP TABLE t1;
+