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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-* -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}}
}
finish_test
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