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Adding upstream version 1.37.0.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
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Daniel Baumann 2025-05-17 09:46:10 +02:00
parent 42613ad5c6
commit 271b368104
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
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testdata/tcl/descidx3.test vendored Normal file
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# 2006 January 02
#
# 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. The
# focus of this script is descending indices.
#
# $Id: descidx3.test,v 1.6 2008/03/19 00:21:31 drh Exp $
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Do not use a codec for tests in this file, as the database file is
# manipulated directly using tcl scripts (using the [hexio_write] command).
#
do_not_use_codec
ifcapable !bloblit {
finish_test
return
}
#db eval {PRAGMA legacy_file_format=OFF}
sqlite3_db_config db LEGACY_FILE_FORMAT 0
# This procedure sets the value of the file-format in file 'test.db'
# to $newval. Also, the schema cookie is incremented.
#
proc set_file_format {newval} {
hexio_write test.db 44 [hexio_render_int32 $newval]
set schemacookie [hexio_get_int [hexio_read test.db 40 4]]
incr schemacookie
hexio_write test.db 40 [hexio_render_int32 $schemacookie]
return {}
}
# This procedure returns the value of the file-format in file 'test.db'.
#
proc get_file_format {{fname test.db}} {
return [hexio_get_int [hexio_read $fname 44 4]]
}
# Verify that the file format starts as 4.
#
do_test descidx3-1.1 {
execsql {
CREATE TABLE t1(i INTEGER PRIMARY KEY,a,b,c,d);
CREATE INDEX t1i1 ON t1(a DESC, b ASC, c DESC);
CREATE INDEX t1i2 ON t1(b DESC, c ASC, d DESC);
}
get_file_format
} {4}
# Put some information in the table and verify that the descending
# index actually works.
#
do_test descidx3-2.1 {
execsql {
INSERT INTO t1 VALUES(1, NULL, NULL, NULL, NULL);
INSERT INTO t1 VALUES(2, 2, 2, 2, 2);
INSERT INTO t1 VALUES(3, 3, 3, 3, 3);
INSERT INTO t1 VALUES(4, 2.5, 2.5, 2.5, 2.5);
INSERT INTO t1 VALUES(5, -5, -5, -5, -5);
INSERT INTO t1 VALUES(6, 'six', 'six', 'six', 'six');
INSERT INTO t1 VALUES(7, x'77', x'77', x'77', x'77');
INSERT INTO t1 VALUES(8, 'eight', 'eight', 'eight', 'eight');
INSERT INTO t1 VALUES(9, x'7979', x'7979', x'7979', x'7979');
SELECT count(*) FROM t1;
}
} 9
do_test descidx3-2.2 {
execsql {
SELECT i FROM t1 ORDER BY a;
}
} {1 5 2 4 3 8 6 7 9}
do_test descidx3-2.3 {
execsql {
SELECT i FROM t1 ORDER BY a DESC;
}
} {9 7 6 8 3 4 2 5 1}
# The "natural" order for the index is decreasing
do_test descidx3-2.4 {
execsql {
SELECT i FROM t1 WHERE a<=x'7979';
}
} {9 7 6 8 3 4 2 5}
do_test descidx3-2.5 {
execsql {
SELECT i FROM t1 WHERE a>-99;
}
} {9 7 6 8 3 4 2 5}
# Even when all values of t1.a are the same, sorting by A returns
# the rows in reverse order because this the natural order of the
# index.
#
do_test descidx3-3.1 {
execsql {
UPDATE t1 SET a=1;
SELECT i FROM t1 ORDER BY a;
}
} {9 7 6 8 3 4 2 5 1}
do_test descidx3-3.2 {
execsql {
SELECT i FROM t1 WHERE a=1 AND b>0 AND b<'zzz'
}
} {2 4 3 8 6}
do_test descidx3-3.3 {
execsql {
SELECT i FROM t1 WHERE b>0 AND b<'zzz'
}
} {6 8 3 4 2}
do_test descidx3-3.4 {
execsql {
SELECT i FROM t1 WHERE a=1 AND b>-9999 AND b<x'ffffffff'
}
} {5 2 4 3 8 6 7 9}
do_test descidx3-3.5 {
execsql {
SELECT i FROM t1 WHERE b>-9999 AND b<x'ffffffff'
}
} {9 7 6 8 3 4 2 5}
ifcapable subquery {
# If the subquery capability is not compiled in to the binary, then
# the IN(...) operator is not available. Hence these tests cannot be
# run.
do_test descidx3-4.1 {
lsort [execsql {
UPDATE t1 SET a=2 WHERE i<6;
SELECT i FROM t1 WHERE a IN (1,2) AND b>0 AND b<'zzz';
}]
} {2 3 4 6 8}
do_test descidx3-4.2 {
execsql {
UPDATE t1 SET a=1;
SELECT i FROM t1 WHERE a IN (1,2) AND b>0 AND b<'zzz';
}
} {2 4 3 8 6}
do_test descidx3-4.3 {
execsql {
UPDATE t1 SET b=2;
SELECT i FROM t1 WHERE a IN (1,2) AND b>0 AND b<'zzz';
}
} {9 7 6 8 3 4 2 5 1}
}
finish_test