sqlite/test/windowfault.test

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# 2018 May 8
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix windowfault
ifcapable !windowfunc {
finish_test
return
}
do_execsql_test 1.0 {
CREATE TABLE t1(a, b, c, d);
INSERT INTO t1 VALUES(1, 2, 3, 4);
INSERT INTO t1 VALUES(5, 6, 7, 8);
INSERT INTO t1 VALUES(9, 10, 11, 12);
}
faultsim_save_and_close
do_faultsim_test 1 -start 1 -faults oom-t* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT row_number() OVER win,
rank() OVER win,
dense_rank() OVER win,
ntile(2) OVER win,
first_value(d) OVER win,
last_value(d) OVER win,
nth_value(d,2) OVER win,
lead(d) OVER win,
lag(d) OVER win,
max(d) OVER win,
min(d) OVER win
FROM t1
WINDOW win AS (ORDER BY a)
}
} -test {
faultsim_test_result {0 {1 1 1 1 4 4 {} 8 {} 4 4 2 2 2 1 4 8 8 12 4 8 4 3 3 3 2 4 12 8 {} 8 12 4}}
}
do_faultsim_test 1.1 -faults oom-t* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT row_number() OVER win,
rank() OVER win,
dense_rank() OVER win
FROM t1
WINDOW win AS (PARTITION BY c<7 ORDER BY a)
}
} -test {
faultsim_test_result {0 {1 1 1 2 2 2 1 1 1}}
}
do_faultsim_test 1.2 -faults oom-t* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT ntile(105)
OVER ( RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW )
FROM t1
}
} -test {
faultsim_test_result {0 {1 2 3}}
}
do_faultsim_test 2 -start 1 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT round(percent_rank() OVER win, 2),
round(cume_dist() OVER win, 2)
FROM t1
WINDOW win AS (ORDER BY a)
}
} -test {
faultsim_test_result {0 {0.0 0.33 0.5 0.67 1.0 1.0}}
}
do_faultsim_test 3 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT min(d) OVER win, max(d) OVER win
FROM t1
WINDOW win AS (ORDER BY a RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING)
}
} -test {
faultsim_test_result {0 {4 12 8 12 12 12}}
}
do_faultsim_test 4 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
CREATE VIEW aaa AS
SELECT min(d) OVER w, max(d) OVER w
FROM t1
WINDOW w AS (ORDER BY a RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING);
SELECT * FROM aaa;
}
} -test {
faultsim_test_result {0 {4 12 8 12 12 12}}
}
do_faultsim_test 5 -start 1 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT last_value(a) OVER win1,
last_value(a) OVER win2
FROM t1
WINDOW win1 AS (ORDER BY a ROWS BETWEEN CURRENT ROW AND 1 FOLLOWING),
win2 AS (ORDER BY a)
}
} -test {
faultsim_test_result {0 {5 1 9 5 9 9}}
}
do_faultsim_test 6 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT percent_rank() OVER (), cume_dist() OVER () FROM t1
}
} -test {
faultsim_test_result {0 {0.0 1.0 0.0 1.0 0.0 1.0}}
}
do_faultsim_test 7 -faults oom-* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT percent_rank() OVER (), cume_dist() OVER () FROM t1
}
} -test {
faultsim_test_result {0 {0.0 1.0 0.0 1.0 0.0 1.0}}
}
do_faultsim_test 8 -faults oom-t* -prep {
faultsim_restore_and_reopen
} -body {
execsql {
SELECT a, sum(b) OVER win1 FROM t1
WINDOW win1 AS (PARTITION BY a ),
win2 AS (PARTITION BY b )
ORDER BY a;
}
} -test {
faultsim_test_result {0 {1 2 5 6 9 10}}
}
#-------------------------------------------------------------------------
# The following test causes a cursor in REQURESEEK state to be passed
# to sqlite3BtreeDelete(). An error is simulated within the seek operation
# to restore the cursors position.
#
reset_db
set big [string repeat x 900]
do_execsql_test 9.0 {
PRAGMA page_size = 512;
PRAGMA cache_size = 2;
CREATE TABLE t(x INTEGER PRIMARY KEY, y TEXT);
WITH s(i) AS (
VALUES(1) UNION ALL SELECT i+1 FROM s WHERE i<1900
)
INSERT INTO t(y) SELECT $big FROM s;
}
db close
testvfs tvfs -default 1
tvfs script vfs_callback
tvfs filter xRead
sqlite3 db test.db
proc vfs_callback {method file args} {
if {$file=="" && [info exists ::tmp_read_fail]} {
incr ::tmp_read_fail -1
if {$::tmp_read_fail<=0} {
return "SQLITE_IOERR"
}
}
return "SQLITE_OK"
}
set FAULTSIM(tmpread) [list \
-injectstart tmpread_injectstart \
-injectstop tmpread_injectstop \
-injecterrlist {{1 {disk I/O error}}} \
]
proc tmpread_injectstart {iFail} {
set ::tmp_read_fail $iFail
}
proc tmpread_injectstop {} {
set ret [expr $::tmp_read_fail<=0]
unset -nocomplain ::tmp_read_fail
return $ret
}
set L [db eval {SELECT 0.0 FROM t}]
do_faultsim_test 9 -end 25 -faults tmpread -body {
execsql {
SELECT sum(y) OVER win FROM t
WINDOW win AS (
ORDER BY x ROWS BETWEEN UNBOUNDED PRECEDING AND 1800 FOLLOWING
)
}
} -test {
faultsim_test_result [list 0 $::L]
}
catch {db close}
tvfs delete
reset_db
do_execsql_test 10.0 {
CREATE TABLE t1(a, b, c, d);
CREATE TABLE t2(a, b, c, d);
}
do_faultsim_test 10 -faults oom* -prep {
} -body {
execsql {
SELECT row_number() OVER win
FROM t1
WINDOW win AS (
ORDER BY (
SELECT percent_rank() OVER win2 FROM t2
WINDOW win2 AS (ORDER BY a)
)
)
}
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 11.0 {
DROP TABLE IF EXISTS t0;
CREATE TABLE t0(c0 INTEGER UNIQUE);
INSERT INTO t0 VALUES(0);
} {}
do_faultsim_test 11.1 -faults oom* -prep {
} -body {
execsql {
SELECT * FROM t0 WHERE
(0, t0.c0) IN (SELECT DENSE_RANK() OVER(), LAG(0) OVER() FROM t0);
}
} -test {
faultsim_test_result {0 {}}
}
do_faultsim_test 11.2 -faults oom* -prep {
} -body {
execsql {
VALUES(false),(current_date collate binary)
intersect
values(count() not like group_concat(cast(cast(0e00 as text) as integer) <= NULL || 0.4e-0 || 0x8 & true ) over () collate rtrim);
}
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 12.0 {
CREATE TABLE t1(a, b, c);
} {}
do_faultsim_test 12 -faults oom* -prep {
} -body {
execsql {
WITH v(a, b, row_number) AS (
SELECT a, b, row_number() OVER (PARTITION BY a COLLATE nocase ORDER BY b) FROM t1
)
SELECT * FROM v WHERE a=2
}
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 13.0 {
CREATE TABLE t1(id INTEGER PRIMARY KEY, a, b);
INSERT INTO t1 VALUES(1, '1', 'a');
INSERT INTO t1 VALUES(2, '22', 'b');
INSERT INTO t1 VALUES(3, '333', 'c');
INSERT INTO t1 VALUES(4, '4444', 'dddd');
INSERT INTO t1 VALUES(5, '55555', 'e');
INSERT INTO t1 VALUES(6, '666666', 'f');
INSERT INTO t1 VALUES(7, '7777777', 'gggggggggg');
} {}
set queryres [list {*}{
1b22
1b22c333
22c333dddd4444
333dddd4444e55555
4444e55555f666666
55555f666666gggggggggg7777777
666666gggggggggg7777777
}]
do_execsql_test 13.1 {
SELECT group_concat(a, b) OVER (
ORDER BY id RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
) FROM t1
} $queryres
do_faultsim_test 13 -faults oom* -prep {
} -body {
execsql {
SELECT group_concat(a, b) OVER (
ORDER BY id RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
) FROM t1
}
} -test {
faultsim_test_result [list 0 $::queryres]
}
finish_test