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# 2023 October 20
#
# 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.
#
if {![info exists testdir]} {
set testdir [file join [file dirname [info script]] .. .. test]
}
source [file join [file dirname [info script]] session_common.tcl]
source $testdir/tester.tcl
ifcapable !session {finish_test; return}
set testprefix sessionnoact
do_execsql_test 1.0 {
CREATE TABLE p1(a INTEGER PRIMARY KEY, b, c UNIQUE);
INSERT INTO p1 VALUES(1, 1, 'one');
INSERT INTO p1 VALUES(2, 2, 'two');
INSERT INTO p1 VALUES(3, 3, 'three');
INSERT INTO p1 VALUES(4, 4, 'four');
}
db_save
set C [changeset_from_sql {
DELETE FROM p1 WHERE a=2;
UPDATE p1 SET c='six' WHERE a=3;
INSERT INTO p1 VALUES(5, 5, 'two');
INSERT INTO p1 VALUES(6, 6, 'three');
}]
db_restore_and_reopen
do_execsql_test 1.1 {
CREATE TABLE c1(x INTEGER PRIMARY KEY, y,
FOREIGN KEY(y) REFERENCES p1(c) ON DELETE CASCADE ON UPDATE SET NULL
);
INSERT INTO c1 VALUES(10, 'one');
INSERT INTO c1 VALUES(20, 'two');
INSERT INTO c1 VALUES(30, 'three');
INSERT INTO c1 VALUES(40, 'four');
}
db_save
do_execsql_test 1.2 {
PRAGMA foreign_keys = 1;
}
set ::nConflict 0
proc conflict {args} {
incr ::nConflict
return "ABORT"
}
sqlite3changeset_apply_v2 db $C conflict
do_execsql_test 1.3 {
SELECT * FROM c1
} {
10 one
30 {}
40 four
}
db_restore_and_reopen
do_execsql_test 1.4 {
PRAGMA foreign_keys = 1;
}
do_execsql_test 1.5 {
UPDATE p1 SET c=12345 WHERE a = 45;
}
sqlite3changeset_apply_v2 -noaction db $C conflict
do_execsql_test 1.6 {
SELECT * FROM c1
} {
10 one
20 two
30 three
40 four
}
do_execsql_test 1.7 {
PRAGMA foreign_keys = 1;
UPDATE p1 SET c = 'ten' WHERE c='two';
SELECT * FROM c1;
} {
10 one
20 {}
30 three
40 four
}
do_execsql_test 1.8 {
PRAGMA foreign_key_check
}
#-------------------------------------------------------------------------
# Check that a changeset that causes an FK violation may not be applied,
# even if SQLITE_CHANGESETAPPLY_FKNOACTION is specified.
#
# UPDATE: Unless the conflict-handler returns OMIT. In that case it can
# be committed. See test cases 3.* in this file.
#
reset_db
do_execsql_test 2.0 {
CREATE TABLE p1(a INTEGER PRIMARY KEY, b, c UNIQUE);
INSERT INTO p1 VALUES(1, 1, 'one');
INSERT INTO p1 VALUES(2, 2, 'two');
CREATE TABLE c1(x REFERENCES p1(c) ON DELETE CASCADE);
INSERT INTO c1 VALUES('two');
}
db_save
set C [changeset_from_sql {
DELETE FROM p1 WHERE a=2;
}]
db_restore_and_reopen
do_test 2.1 {
sqlite3changeset_apply_v2 -noaction db $C conflict
} {}
do_execsql_test 2.2 {
SELECT * FROM p1
} {1 1 one}
db_restore_and_reopen
db eval { PRAGMA foreign_keys = 1 }
do_test 2.3 {
list [catch { sqlite3changeset_apply_v2 -noaction db $C conflict } msg] $msg
} {1 SQLITE_CONSTRAINT}
do_execsql_test 2.4 {
SELECT * FROM p1;
} {1 1 one 2 2 two}
do_execsql_test 2.5 {
SELECT * FROM c1;
} {two}
db_restore_and_reopen
db eval { PRAGMA foreign_keys = 1 }
do_test 2.6 {
list [catch {
sqlite3changeset_apply_v2 -ignorenoop -noaction db $C conflict
} msg] $msg
} {1 SQLITE_CONSTRAINT}
do_execsql_test 2.7 {
SELECT * FROM p1;
} {1 1 one 2 2 two}
do_execsql_test 2.8 {
SELECT * FROM c1;
} {two}
#-------------------------------------------------------------------------
#
reset_db
do_execsql_test 3.0 {
CREATE TABLE p1(a INTEGER PRIMARY KEY, b, c UNIQUE);
INSERT INTO p1 VALUES(1, 1, 'one');
INSERT INTO p1 VALUES(2, 2, 'two');
CREATE TABLE c1(x REFERENCES p1(c) ON DELETE CASCADE);
INSERT INTO c1 VALUES('two');
}
set ::nConflict 0
proc conflict {args} {
incr ::nConflict
return "OMIT"
}
db_save
set C [changeset_from_sql {
DELETE FROM p1 WHERE a=2;
}]
db_restore_and_reopen
do_test 3.1 {
sqlite3changeset_apply_v2 -noaction db $C conflict
} {}
do_execsql_test 3.2 {
SELECT * FROM p1
} {1 1 one}
db_restore_and_reopen
db eval { PRAGMA foreign_keys = 1 }
do_test 3.3 {
list [catch { sqlite3changeset_apply_v2 -noaction db $C conflict } msg] $msg
} {0 {}}
do_execsql_test 3.4 {
SELECT * FROM p1;
} {1 1 one}
do_execsql_test 3.5 {
SELECT * FROM c1;
} {two}
db_restore_and_reopen
db eval { PRAGMA foreign_keys = 1 }
do_test 3.6 {
list [catch {
sqlite3changeset_apply_v2 -ignorenoop -noaction db $C conflict
} msg] $msg
} {0 {}}
do_execsql_test 3.7 {
SELECT * FROM p1;
} {1 1 one}
do_execsql_test 3.8 {
SELECT * FROM c1;
} {two}
finish_test
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