| # 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 $testdir/tester.tcl |
| set testprefix fkey7 |
| |
| ifcapable {!foreignkey} { |
| finish_test |
| return |
| } |
| |
| do_execsql_test 1.1 { |
| PRAGMA foreign_keys = 1; |
| |
| CREATE TABLE s1(a PRIMARY KEY, b); |
| CREATE TABLE par(a, b REFERENCES s1, c UNIQUE, PRIMARY KEY(a)); |
| |
| CREATE TABLE c1(a, b REFERENCES par); |
| CREATE TABLE c2(a, b REFERENCES par); |
| CREATE TABLE c3(a, b REFERENCES par(c)); |
| } |
| |
| proc auth {op tbl args} { |
| if {$op == "SQLITE_READ"} { set ::tbls($tbl) 1 } |
| return "SQLITE_OK" |
| } |
| db auth auth |
| db cache size 0 |
| proc do_tblsread_test {tn sql tbllist} { |
| array unset ::tbls |
| uplevel [list execsql $sql] |
| uplevel [list do_test $tn {lsort [array names ::tbls]} $tbllist] |
| } |
| |
| do_tblsread_test 1.2 { UPDATE par SET b=? WHERE a=? } {par s1} |
| do_tblsread_test 1.3 { UPDATE par SET a=? WHERE b=? } {c1 c2 par} |
| do_tblsread_test 1.4 { UPDATE par SET c=? WHERE b=? } {c3 par} |
| do_tblsread_test 1.5 { UPDATE par SET a=?,b=?,c=? WHERE b=? } {c1 c2 c3 par s1} |
| |
| ifcapable incrblob { |
| do_execsql_test 2.0 { |
| CREATE TABLE pX(x PRIMARY KEY); |
| CREATE TABLE cX(a INTEGER PRIMARY KEY, b REFERENCES pX); |
| } |
| |
| do_catchsql_test 2.1 { |
| INSERT INTO cX VALUES(11, zeroblob(40)); |
| } {1 {FOREIGN KEY constraint failed}} |
| |
| do_test 2.2 { |
| set stmt [sqlite3_prepare_v2 db "INSERT INTO cX VALUES(11, ?)" -1] |
| sqlite3_bind_zeroblob $stmt 1 45 |
| sqlite3_step $stmt |
| sqlite3_finalize $stmt |
| } {SQLITE_CONSTRAINT} |
| } |
| |
| ifcapable stat4 { |
| do_execsql_test 3.0 { |
| CREATE TABLE p4 (id INTEGER NOT NULL PRIMARY KEY); |
| INSERT INTO p4 VALUES(1), (2), (3); |
| |
| CREATE TABLE c4(x INTEGER REFERENCES p4(id) DEFERRABLE INITIALLY DEFERRED); |
| CREATE INDEX c4_x ON c4(x); |
| INSERT INTO c4 VALUES(1), (2), (3); |
| |
| ANALYZE; |
| INSERT INTO p4(id) VALUES(4); |
| } |
| } |
| |
| |
| do_execsql_test 4.0 { |
| PRAGMA foreign_keys = true; |
| CREATE TABLE parent( |
| p PRIMARY KEY |
| ); |
| CREATE TABLE child( |
| c UNIQUE REFERENCES parent(p) |
| ); |
| } |
| |
| do_catchsql_test 4.1 { |
| INSERT OR FAIL INTO child VALUES(123), (123); |
| } {1 {FOREIGN KEY constraint failed}} |
| |
| do_execsql_test 4.2 { |
| SELECT * FROM child; |
| } {} |
| |
| do_execsql_test 4.3 { |
| PRAGMA foreign_key_check; |
| } {} |
| |
| do_catchsql_test 4.4 { |
| INSERT INTO parent VALUES(123); |
| INSERT OR FAIL INTO child VALUES(123), (123); |
| } {1 {UNIQUE constraint failed: child.c}} |
| |
| do_execsql_test 4.5 { |
| SELECT * FROM child; |
| } {123} |
| |
| do_execsql_test 4.6 { |
| PRAGMA foreign_key_check; |
| } {} |
| |
| finish_test |