# 2014 August 16 # # 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. # #*********************************************************************** # # 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 sessionC #------------------------------------------------------------------------- # Test the outcome of a DELETE operation made as part of applying a # changeset failing with SQLITE_CONSTRAINT. This may happen if an # ON DELETE RESTRICT foreign key action is triggered, or if a trigger # program raises a constraint somehow. # # UPDATE: The above is no longer true, as "PRAGMA defer_foreign_keys" # now disables "RESTRICT" processing. The test below has been rewritten # to use a trigger instead of a foreign key to test this case. # do_execsql_test 1.0 { PRAGMA foreign_keys = 1; CREATE TABLE p(a PRIMARY KEY, b, c); CREATE TABLE c(d PRIMARY KEY, e /* REFERENCES p ON DELETE RESTRICT */); CREATE TRIGGER restrict_trig BEFORE DELETE ON p BEGIN SELECT raise(ABORT, 'error!') FROM c WHERE e=old.a; END; INSERT INTO p VALUES('one', 1, 1); INSERT INTO p VALUES('two', 2, 2); INSERT INTO p VALUES('three', 3, 3); INSERT INTO c VALUES(1, 'one'); INSERT INTO c VALUES(3, 'three'); } do_test 1.1 { execsql BEGIN set C [changeset_from_sql { INSERT INTO c VALUES(4, 'one'); DELETE FROM p WHERE a='two'; }] execsql ROLLBACK execsql { INSERT INTO c VALUES(2, 'two'); } } {} do_test 1.2.1 { proc xConflict {args} { return "ABORT" } catch { sqlite3changeset_apply db $C xConflict } msg set msg } {SQLITE_ABORT} do_execsql_test 1.2.2 { SELECT * FROM c } {1 one 3 three 2 two} do_test 1.3.1 { proc xConflict {args} { return "OMIT" } catch { sqlite3changeset_apply db $C xConflict } msg set msg } {} do_execsql_test 1.3.2 { SELECT * FROM c } {1 one 3 three 2 two 4 one} do_execsql_test 1.3.3 { SELECT * FROM p; } {one 1 1 two 2 2 three 3 3} #------------------------------------------------------------------------- # Test that concatenating a changeset with a patchset does not work. # Any attempt to do so returns SQLITE_ERROR. # reset_db do_execsql_test 2.0 { CREATE TABLE x1(t, v PRIMARY KEY); INSERT INTO x1 VALUES(12, 55); INSERT INTO x1 VALUES(55, 14); } do_test 2.1 { execsql BEGIN sqlite3session S1 db main S1 attach * execsql { UPDATE x1 SET t=13 WHERE v=55; INSERT INTO x1 VALUES(99, 123); } set patchset [S1 patchset] S1 delete sqlite3session S1 db main S1 attach * execsql { UPDATE x1 SET t=56 WHERE v=14; INSERT INTO x1 VALUES(22, 998); } set changeset [S1 changeset] S1 delete execsql ROLLBACK } {} do_test 2.2 { set rc [catch { sqlite3changeset_concat $patchset $changeset } msg] list $rc $msg } {1 SQLITE_ERROR} do_test 2.3 { set rc [catch { sqlite3changeset_concat $changeset $patchset } msg] list $rc $msg } {1 SQLITE_ERROR} do_test 2.4 { set rc [catch { sqlite3changeset_concat {} $patchset } msg] list $rc $msg } [list 0 $patchset] do_test 2.5 { set rc [catch { sqlite3changeset_concat $patchset {} } msg] list $rc $msg } [list 0 $patchset] do_test 2.6 { set rc [catch { sqlite3changeset_concat {} $changeset } msg] list $rc $msg } [list 0 $changeset] do_test 2.7 { set rc [catch { sqlite3changeset_concat $changeset {} } msg] list $rc $msg } [list 0 $changeset] do_test 2.8 { set rc [catch { sqlite3changeset_concat {} {} } msg] list $rc $msg } [list 0 {}] #------------------------------------------------------------------------- # Test that the xFilter argument to sqlite3changeset_apply() works. # reset_db do_execsql_test 3.0 { CREATE TABLE t1(a PRIMARY KEY, b); CREATE TABLE t2(a PRIMARY KEY, b); CREATE TABLE t3(a PRIMARY KEY, b); } do_test 3.1 { execsql BEGIN set changeset [changeset_from_sql { INSERT INTO t1 VALUES(1, 1); INSERT INTO t2 VALUES(2, 2); INSERT INTO t3 VALUES(3, 3); }] execsql ROLLBACK } {} do_test 3.2 { proc xFilter {zName} { if {$zName == "t1"} { return 1 } return 0 } sqlite3changeset_apply db $changeset noop xFilter execsql { SELECT * FROM t1; SELECT * FROM t2; SELECT * FROM t3; } } {1 1} do_test 3.3 { proc xFilter {zName} { if {$zName == "t3"} { return 1 } return 0 } sqlite3changeset_apply db $changeset noop xFilter execsql { SELECT * FROM t1; SELECT * FROM t2; SELECT * FROM t3; } } {1 1 3 3} finish_test