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Code Activity

Adding more tests for IN/EXIST subqueries for better coverage

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Adding tests with IN/EXISTS subqueries in various rarely unexpected places:

- non-SELECT statements
- SP control
- cursors

etc.
This commit is contained in:
Alexander Barkov
2018-04-20 23:15:27 +04:00
parent 791fb9ea24
commit c058117c6c
8 changed files with 937 additions and 0 deletions
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153
mysql-test/main/sp-expr.result Normal file
View File

@ -0,0 +1,153 @@
#
# Start of 10.3 tests
#
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1);
BEGIN NOT ATOMIC
CASE ((1) IN (SELECT a FROM t1)) WHEN 1 THEN SELECT 1;
ELSE SELECT NULL;
END CASE;
END;
$$
1
1
BEGIN NOT ATOMIC
CASE (EXISTS (SELECT a FROM t1)) WHEN 1 THEN SELECT 1;
ELSE SELECT NULL;
END CASE;
END;
$$
1
1
BEGIN NOT ATOMIC
IF ((1) IN (SELECT a FROM t1)) THEN SELECT 1;
ELSE SELECT NULL;
END IF;
END;
$$
1
1
BEGIN NOT ATOMIC
IF (EXISTS (SELECT a FROM t1)) THEN SELECT 1;
ELSE SELECT NULL;
END IF;
END;
$$
1
1
BEGIN NOT ATOMIC
WHILE ((1234) IN (SELECT * FROM t1)) DO
SELECT 1;
END WHILE;
END;
$$
BEGIN NOT ATOMIC
WHILE (EXISTS (SELECT * FROM t1 WHERE a=1234)) DO
SELECT 1;
END WHILE;
END;
$$
BEGIN NOT ATOMIC
REPEAT
SELECT 1;
UNTIL (1 IN (SELECT * FROM t1))
END REPEAT;
END;
$$
1
1
BEGIN NOT ATOMIC
REPEAT
SELECT 1;
UNTIL EXISTS (SELECT * FROM t1 WHERE a=1)
END REPEAT;
END;
$$
1
1
BEGIN NOT ATOMIC
FOR i IN 0..(1 IN (SELECT * FROM t1))
DO
SELECT i;
END FOR;
END;
$$
i
0
i
1
BEGIN NOT ATOMIC
FOR i IN 0..EXISTS (SELECT * FROM t1 WHERE a=1)
DO
SELECT i;
END FOR;
END;
$$
i
0
i
1
DROP TABLE t1;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (10);
BEGIN NOT ATOMIC
DECLARE a INT DEFAULT ((10) IN (SELECT * FROM t1));
SELECT a;
END;
$$
a
1
BEGIN NOT ATOMIC
DECLARE a INT DEFAULT EXISTS (SELECT * FROM t1);
SELECT a;
END;
$$
a
1
DROP TABLE t1;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1);
CREATE FUNCTION f1() RETURNS INT
BEGIN
RETURN ((1) IN (SELECT * FROM t1));
END;
$$
CREATE FUNCTION f2() RETURNS INT
BEGIN
RETURN EXISTS (SELECT * FROM t1 WHERE a=1);
END;
$$
SELECT f1();
f1()
1
SELECT f2();
f2()
1
DROP FUNCTION f1;
DROP FUNCTION f2;
DROP TABLE t1;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2),(3);
BEGIN NOT ATOMIC
DECLARE va INT;
DECLARE cur CURSOR(amin INT) FOR SELECT a FROM t1 WHERE a>amin ORDER BY a;
OPEN cur(1 IN (SELECT * FROM t1));
FETCH cur INTO va;
SELECT va;
CLOSE cur;
END;
$$
va
2
BEGIN NOT ATOMIC
DECLARE va INT;
DECLARE cur CURSOR(amin INT) FOR SELECT a FROM t1 WHERE a>amin ORDER BY a;
OPEN cur(EXISTS (SELECT * FROM t1));
FETCH cur INTO va;
SELECT va;
CLOSE cur;
END;
$$
va
2
DROP TABLE t1;