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libsql/libsql-sqlite3/test/btree02.test
2023-10-16 13:58:16 +02:00

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# 2015-03-25
#
# 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 making multiple calls to saveCursorPosition()
# and restoreCursorPosition() when cursors have eState==CURSOR_SKIPNEXT
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
load_static_extension db eval
do_execsql_test btree02-100 {
CREATE TABLE t1(a TEXT, ax INTEGER, b INT, PRIMARY KEY(a,ax)) WITHOUT ROWID;
WITH RECURSIVE c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<10)
INSERT INTO t1(a,ax,b) SELECT printf('%02x',i+160), random(), i FROM c;
CREATE INDEX t1a ON t1(a);
CREATE TABLE t2(x,y);
CREATE TABLE t3(cnt);
WITH RECURSIVE c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<4)
INSERT INTO t3(cnt) SELECT i FROM c;
SELECT count(*) FROM t1;
} {10}
proc showt1 {} {
puts -nonewline "t1: "
puts [db eval {SELECT printf('(%s,%s)',quote(a),quote(b)) FROM t1}]
}
do_test btree02-110 {
db eval BEGIN
set i 0
# showt1
db eval {SELECT a, ax, b, cnt FROM t1 CROSS JOIN t3 WHERE b IS NOT NULL} {
if {$a==""} continue
db eval {INSERT INTO t2(x,y) VALUES($b,$cnt)}
# puts "a,b,cnt = ($a,$b,$cnt)"
incr i
if {$i%2==1} {
set bx [expr {$b+1000}]
# puts "INSERT ($a),$bx"
db eval {INSERT INTO t1(a,ax,b) VALUES(printf('(%s)',$a),random(),$bx)}
# showt1
} else {
# puts "DELETE a=$a"
db eval {DELETE FROM t1 WHERE a=$a}
# showt1
}
db eval {COMMIT; BEGIN}
}
db one {COMMIT; SELECT count(*) FROM t1;}
} {10}
finish_test