# 2001 September 15
#
# 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.
#
# This file implements tests for foreign keys.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix fkey8
ifcapable {!foreignkey} {
finish_test
return
}
do_execsql_test 1.0 { PRAGMA foreign_keys = 1; }
foreach {tn use_stmt sql schema} {
1 1 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1);
}
2.1 0 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE);
}
2.2 0 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE SET NULL);
}
2.3 1 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE SET DEFAULT);
}
3 1 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE);
CREATE TRIGGER ct1 AFTER DELETE ON c1 BEGIN
INSERT INTO p1 VALUES('x');
END;
}
4 1 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
CREATE TABLE cc1(d REFERENCES c1);
}
5.1 0 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
CREATE TABLE cc1(d REFERENCES c1 ON DELETE CASCADE);
}
5.2 0 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
CREATE TABLE cc1(d REFERENCES c1 ON DELETE SET NULL);
}
5.3 1 "DELETE FROM p1" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
CREATE TABLE cc1(d REFERENCES c1 ON DELETE SET DEFAULT);
}
6.1 1 "UPDATE p1 SET a = ?" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON UPDATE SET NULL, c);
}
6.2 0 "UPDATE OR IGNORE p1 SET a = ?" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON UPDATE SET NULL, c);
}
6.3 1 "UPDATE OR IGNORE p1 SET a = ?" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b REFERENCES p1 ON UPDATE CASCADE, c);
}
6.4 1 "UPDATE OR IGNORE p1 SET a = ?" {
CREATE TABLE p1(a PRIMARY KEY);
CREATE TABLE c1(b NOT NULL REFERENCES p1 ON UPDATE SET NULL, c);
}
} {
drop_all_tables
do_test 1.$tn {
execsql $schema
set stmt [sqlite3_prepare_v2 db $sql -1 dummy]
set ret [uses_stmt_journal $stmt]
sqlite3_finalize $stmt
set ret
} $use_stmt
}
finish_test