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157 lines
4.8 KiB
Plaintext
157 lines
4.8 KiB
Plaintext
# 2014-11-27
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# This file contains test cases for b-tree logic.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix btree01
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# The refactoring on the b-tree balance() routine in check-in
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# http://www.sqlite.org/src/info/face33bea1ba3a (2014-10-27)
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# caused the integrity_check on the following SQL to fail.
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#
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do_execsql_test btree01-1.1 {
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PRAGMA page_size=65536;
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b BLOB);
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
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UPDATE t1 SET b=zeroblob(3000);
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UPDATE t1 SET b=zeroblob(64000) WHERE a=2;
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PRAGMA integrity_check;
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} {ok}
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# The previous test is sufficient to prevent a regression. But we
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# add a number of additional tests to stress the balancer in similar
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# ways, looking for related problems.
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#
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for {set i 1} {$i<=30} {incr i} {
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do_test btree01-1.2.$i {
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db eval {
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DELETE FROM t1;
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
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UPDATE t1 SET b=zeroblob(3000);
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UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
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PRAGMA integrity_check;
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}
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} {ok}
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}
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for {set i 1} {$i<=30} {incr i} {
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do_test btree01-1.3.$i {
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db eval {
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DELETE FROM t1;
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
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UPDATE t1 SET b=zeroblob(2000);
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UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
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PRAGMA integrity_check;
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}
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} {ok}
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}
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for {set i 1} {$i<=30} {incr i} {
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do_test btree01-1.4.$i {
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db eval {
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DELETE FROM t1;
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
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UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==0;
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UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==1;
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UPDATE t1 SET b=zeroblob(6499) WHERE (a%3)==2;
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UPDATE t1 SET b=zeroblob(64000) WHERE a=$::i;
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PRAGMA integrity_check;
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}
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} {ok}
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}
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for {set i 1} {$i<=30} {incr i} {
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do_test btree01-1.5.$i {
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db eval {
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DELETE FROM t1;
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6542) FROM c;
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UPDATE t1 SET b=zeroblob(2331);
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UPDATE t1 SET b=zeroblob(65496) WHERE a=$::i;
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PRAGMA integrity_check;
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}
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} {ok}
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}
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for {set i 1} {$i<=30} {incr i} {
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do_test btree01-1.6.$i {
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db eval {
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DELETE FROM t1;
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6542) FROM c;
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UPDATE t1 SET b=zeroblob(2332);
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UPDATE t1 SET b=zeroblob(65496) WHERE a=$::i;
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PRAGMA integrity_check;
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}
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} {ok}
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}
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for {set i 1} {$i<=30} {incr i} {
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do_test btree01-1.7.$i {
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db eval {
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DELETE FROM t1;
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<30)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
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UPDATE t1 SET b=zeroblob(1);
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UPDATE t1 SET b=zeroblob(65000) WHERE a=$::i;
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PRAGMA integrity_check;
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}
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} {ok}
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}
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for {set i 1} {$i<=31} {incr i} {
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do_test btree01-1.8.$i {
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db eval {
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DELETE FROM t1;
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WITH RECURSIVE
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c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<31)
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INSERT INTO t1(a,b) SELECT i, zeroblob(6500) FROM c;
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UPDATE t1 SET b=zeroblob(4000);
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UPDATE t1 SET b=zeroblob(65000) WHERE a=$::i;
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PRAGMA integrity_check;
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}
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} {ok}
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}
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# 2022-03-06 OSSFuzz issue 45329
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# An assertion fault due to the failure to clear a flag in an optimization
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# committed last night.
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#
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# When the stay-on-last page optimization of sqlite3BtreeIndexMoveto() is
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# invoked, it needs to clear the BTCF_ValidOvfl flag.
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#
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db close
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sqlite3 db :memory:
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do_execsql_test btree01-2.1 {
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PRAGMA page_size=1024;
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CREATE TABLE t1(a INT PRIMARY KEY, b BLOB, c INT) WITHOUT ROWID;
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WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<100)
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INSERT INTO t1(a,b,c) SELECT x*2, zeroblob(100), x FROM c;
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UPDATE t1 SET b=zeroblob(1000) WHERE a=198;
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CREATE TABLE t2(x INTEGER PRIMARY KEY, y INT);
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INSERT INTO t2(y) VALUES(198),(187),(100);
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SELECT y, c FROM t2 LEFT JOIN t1 ON y=a ORDER BY x;
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} {198 99 187 {} 100 50}
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do_execsql_test btree01-2.2 {
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SELECT y, c FROM t1 RIGHT JOIN t2 ON y=a ORDER BY x;
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} {198 99 187 {} 100 50}
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finish_test
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