| # 2011 Feb 04 |
| # |
| # 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 test deferred foreign key constraint processing to make |
| # sure that when a statement not within BEGIN...END fails a constraint, |
| # that statement doesn't hold the transaction open thus allowing |
| # a subsequent statement to fail a deferred constraint with impunity. |
| # |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| |
| ifcapable {!foreignkey||!trigger} { |
| finish_test |
| return |
| } |
| |
| # Create a table and some data to work with. |
| # |
| do_test fkey4-1.1 { |
| execsql { |
| PRAGMA foreign_keys = ON; |
| CREATE TABLE t1(a PRIMARY KEY, b); |
| CREATE TABLE t2(c REFERENCES t1 DEFERRABLE INITIALLY DEFERRED, d); |
| INSERT INTO t1 VALUES(1,2); |
| INSERT INTO t2 VALUES(1,3); |
| } |
| } {} |
| |
| do_test fkey4-1.2 { |
| set ::DB [sqlite3_connection_pointer db] |
| set ::SQL {INSERT INTO t2 VALUES(2,4)} |
| set ::STMT1 [sqlite3_prepare_v2 $::DB $::SQL -1 TAIL] |
| sqlite3_step $::STMT1 |
| } {SQLITE_CONSTRAINT} |
| do_test fkey4-1.3 { |
| set ::STMT2 [sqlite3_prepare_v2 $::DB $::SQL -1 TAIL] |
| sqlite3_step $::STMT2 |
| } {SQLITE_CONSTRAINT} |
| do_test fkey4-1.4 { |
| db eval {SELECT * FROM t2} |
| } {1 3} |
| sqlite3_finalize $::STMT1 |
| sqlite3_finalize $::STMT2 |
| |
| finish_test |