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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 14:07:11 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 14:07:11 +0000 |
commit | 63847496f14c813a5d80efd5b7de0f1294ffe1e3 (patch) | |
tree | 01c7571c7c762ceee70638549a99834fdd7c411b /test/delete4.test | |
parent | Initial commit. (diff) | |
download | sqlite3-63847496f14c813a5d80efd5b7de0f1294ffe1e3.tar.xz sqlite3-63847496f14c813a5d80efd5b7de0f1294ffe1e3.zip |
Adding upstream version 3.45.1.upstream/3.45.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/delete4.test')
-rw-r--r-- | test/delete4.test | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/test/delete4.test b/test/delete4.test new file mode 100644 index 0000000..8d6a1b8 --- /dev/null +++ b/test/delete4.test @@ -0,0 +1,272 @@ +# 2005 August 24 +# +# 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 a test of the DELETE command. +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl +set testprefix delete4 + +do_execsql_test 1.1 { + CREATE TABLE t1(x INTEGER PRIMARY KEY, y); + INSERT INTO t1 VALUES(1, 0); + INSERT INTO t1 VALUES(2, 1); + INSERT INTO t1 VALUES(3, 0); + INSERT INTO t1 VALUES(4, 1); + INSERT INTO t1 VALUES(5, 0); + INSERT INTO t1 VALUES(6, 1); + INSERT INTO t1 VALUES(7, 0); + INSERT INTO t1 VALUES(8, 1); +} +do_execsql_test 1.2 { + DELETE FROM t1 WHERE y=1; +} +do_execsql_test 1.3 { + SELECT x FROM t1; +} {1 3 5 7} + +#------------------------------------------------------------------------- +# +reset_db +do_execsql_test 2.1 { + CREATE TABLE t1(x INTEGER PRIMARY KEY, y, z); + INSERT INTO t1 VALUES(1, 0, randomblob(200)); + INSERT INTO t1 VALUES(2, 1, randomblob(200)); + INSERT INTO t1 VALUES(3, 0, randomblob(200)); + INSERT INTO t1 VALUES(4, 1, randomblob(200)); + INSERT INTO t1 VALUES(5, 0, randomblob(200)); + INSERT INTO t1 VALUES(6, 1, randomblob(200)); + INSERT INTO t1 VALUES(7, 0, randomblob(200)); + INSERT INTO t1 VALUES(8, 1, randomblob(200)); +} +do_execsql_test 2.2 { + DELETE FROM t1 WHERE y=1; +} +do_execsql_test 2.3 { + SELECT x FROM t1; +} {1 3 5 7} + + +#------------------------------------------------------------------------- +# +reset_db +do_execsql_test 3.0.1 { + CREATE TABLE t1(a, b, PRIMARY KEY(a, b)) WITHOUT ROWID; + INSERT INTO t1 VALUES(1, 2); + INSERT INTO t1 VALUES(2, 4); + INSERT INTO t1 VALUES(1, 5); + DELETE FROM t1 WHERE a=1; + SELECT printf('(%d)',changes()); + SELECT * FROM t1; +} {(2) 2 4} +do_execsql_test 3.0.2 { + WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<100) + INSERT INTO t1(a,b) SELECT x, x+1 FROM c; + SELECT printf('(%d)',changes()); + DELETE FROM t1; + SELECT printf('(%d)',changes()); +} {(100) (101)} + +#------------------------------------------------------------------------- +# DELETE statement that uses the OR optimization +# +reset_db +do_execsql_test 3.1 { + CREATE TABLE t1(i INTEGER PRIMARY KEY, a, b); + CREATE INDEX i1a ON t1(a); + CREATE INDEX i1b ON t1(b); + INSERT INTO t1 VALUES(1, 'one', 'i'); + INSERT INTO t1 VALUES(2, 'two', 'ii'); + INSERT INTO t1 VALUES(3, 'three', 'iii'); + INSERT INTO t1 VALUES(4, 'four', 'iv'); + INSERT INTO t1 VALUES(5, 'one', 'i'); + INSERT INTO t1 VALUES(6, 'two', 'ii'); + INSERT INTO t1 VALUES(7, 'three', 'iii'); + INSERT INTO t1 VALUES(8, 'four', 'iv'); +} {} + +do_execsql_test 3.2 { + DELETE FROM t1 WHERE a='two' OR b='iv'; +} + +do_execsql_test 3.3 { + SELECT i FROM t1 ORDER BY i; +} {1 3 5 7} + +do_execsql_test 3.4 { + PRAGMA integrity_check; +} {ok} + +# Between 2015-09-14 and 2015-09-28, the following test cases would result +# in corruption (wrong # of entries in index) due to a bug in the ONEPASS +# optimization. +# +do_execsql_test 4.1 { + DROP TABLE IF EXISTS t4; + CREATE TABLE t4(col0, col1); + INSERT INTO "t4" VALUES(14, 'abcde'); + CREATE INDEX idx_t4_0 ON t4 (col1, col0); + CREATE INDEX idx_t4_3 ON t4 (col0); + DELETE FROM t4 WHERE col0=69 OR col0>7; + PRAGMA integrity_check; +} {ok} +do_execsql_test 4.2 { + DROP TABLE IF EXISTS t4; + CREATE TABLE t4(col0, col1); + INSERT INTO "t4" VALUES(14, 'abcde'); + CREATE INDEX idx_t4_3 ON t4 (col0); + CREATE INDEX idx_t4_0 ON t4 (col1, col0); + DELETE FROM t4 WHERE col0=69 OR col0>7; + PRAGMA integrity_check; +} {ok} +do_execsql_test 4.11 { + DROP TABLE IF EXISTS t4; + CREATE TABLE t4(col0, col1, pk PRIMARY KEY) WITHOUT ROWID; + INSERT INTO t4 VALUES(14, 'abcde','xyzzy'); + CREATE INDEX idx_t4_0 ON t4 (col1, col0); + CREATE INDEX idx_t4_3 ON t4 (col0); + DELETE FROM t4 WHERE col0=69 OR col0>7; + PRAGMA integrity_check; +} {ok} +do_execsql_test 4.12 { + DROP TABLE IF EXISTS t4; + CREATE TABLE t4(col0, col1, pk PRIMARY KEY) WITHOUT ROWID; + INSERT INTO t4 VALUES(14, 'abcde','xyzzy'); + CREATE INDEX idx_t4_3 ON t4 (col0); + CREATE INDEX idx_t4_0 ON t4 (col1, col0); + DELETE FROM t4 WHERE col0=69 OR col0>7; + PRAGMA integrity_check; +} {ok} + +# 2016-04-09 +# Ticket https://sqlite.org/src/info/a306e56ff68b8fa5 +# Failure to completely delete when reverse_unordered_selects is +# engaged. +# +db close +forcedelete test.db +sqlite3 db test.db +do_execsql_test 5.0 { + PRAGMA page_size=1024; + CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c); + CREATE INDEX x1 ON t1(b, c); + INSERT INTO t1(a,b,c) VALUES(1, 1, zeroblob(80)); + INSERT INTO t1(a,b,c) SELECT a+1, 1, c FROM t1; + INSERT INTO t1(a,b,c) SELECT a+2, 1, c FROM t1; + INSERT INTO t1(a,b,c) SELECT a+10, 2, c FROM t1 WHERE b=1; + INSERT INTO t1(a,b,c) SELECT a+20, 3, c FROM t1 WHERE b=1; + PRAGMA reverse_unordered_selects = ON; + DELETE FROM t1 WHERE b=2; + SELECT a FROM t1 WHERE b=2; +} {} + +# 2016-05-02 +# Ticket https://www.sqlite.org/src/tktview/dc6ebeda93960877 +# A subquery in the WHERE clause of a one-pass DELETE can cause an +# incorrect answer. +# +db close +forcedelete test.db +sqlite3 db test.db +do_execsql_test 6.0 { + CREATE TABLE t2(x INT); + INSERT INTO t2(x) VALUES(1),(2),(3),(4),(5); + DELETE FROM t2 WHERE EXISTS(SELECT 1 FROM t2 AS v WHERE v.x=t2.x-1); + SELECT x FROM t2; +} {1} +do_execsql_test 6.1 { + DROP TABLE IF EXISTS t2; + CREATE TABLE t2(x INT); + INSERT INTO t2(x) VALUES(1),(2),(3),(4),(5); + DELETE FROM t2 WHERE EXISTS(SELECT 1 FROM t2 AS v WHERE v.x=t2.x+1); + SELECT x FROM t2; +} {5} + +#------------------------------------------------------------------------- +# Test the effect of failing to find a table row based on an index key +# within a DELETE. Either because the db is corrupt, or a trigger on another +# row already deleted the entry, or because a BEFORE trigger on the current +# row has already deleted it. +# +do_execsql_test 7.1.0 { + CREATE TABLE t3(id INT PRIMARY KEY, a, b) WITHOUT ROWID; + CREATE INDEX t3a ON t3(a); + CREATE INDEX t3b ON t3(b); + + INSERT INTO t3 VALUES(1, 1, 1); + INSERT INTO t3 VALUES(2, 2, 2); + INSERT INTO t3 VALUES(3, 3, 3); + INSERT INTO t3 VALUES(4, 4, 1); +} +do_execsql_test 7.1.1 { + DELETE FROM t3 WHERE a=4 OR b=1; +} +do_execsql_test 7.1.2 { + SELECT * FROM t3; +} { 2 2 2 3 3 3 } + +do_execsql_test 7.2.0 { + CREATE TABLE t4(a PRIMARY KEY, b) WITHOUT ROWID; + CREATE INDEX t4i ON t4(b); + INSERT INTO t4 VALUES(1, 'hello'); + INSERT INTO t4 VALUES(2, 'world'); + + CREATE TABLE t5(a PRIMARY KEY, b) WITHOUT ROWID; + CREATE INDEX t5i ON t5(b); + INSERT INTO t5 VALUES(1, 'hello'); + INSERT INTO t5 VALUES(3, 'world'); + + PRAGMA writable_schema = 1; + UPDATE sqlite_master SET rootpage = ( + SELECT rootpage FROM sqlite_master WHERE name = 't5' + ) WHERE name = 't4'; +} + +db close +sqlite3 db test.db +do_execsql_test 7.2.1 { + DELETE FROM t4 WHERE b='world' +} +reset_db + +do_execsql_test 7.3.0 { + CREATE TABLE t3(id INT PRIMARY KEY, a, b) WITHOUT ROWID; + INSERT INTO t3 VALUES(1, 2, 3); + INSERT INTO t3 VALUES(4, 5, 6); + INSERT INTO t3 VALUES(7, 8, 9); + CREATE TRIGGER t3t BEFORE DELETE ON t3 BEGIN + DELETE FROM t3 WHERE id=old.id+3; + END; +} + +do_execsql_test 7.3.1 { + DELETE FROM t3 WHERE a IN(2, 5, 8); + SELECT * FROM t3; +} {} + +do_execsql_test 7.3.2 { + DROP TRIGGER t3t; + INSERT INTO t3 VALUES(1, 2, 3); + INSERT INTO t3 VALUES(4, 5, 6); + INSERT INTO t3 VALUES(7, 8, 9); + CREATE TRIGGER t3t BEFORE DELETE ON t3 BEGIN + DELETE FROM t3 WHERE id=old.id; + END; +} + +do_execsql_test 7.3.3 { + DELETE FROM t3 WHERE a IN(2, 5, 8); + SELECT * FROM t3; +} {} + + +finish_test |