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# 2011 March 24
#
# 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 the session module. More
# specifically, it focuses on testing the session modules response to
# database schema modifications and mismatches.
#
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 session3
#-------------------------------------------------------------------------
# These tests - session3-1.* - verify that the session module behaves
# correctly when confronted with a schema mismatch when applying a
# changeset (in function sqlite3changeset_apply()).
#
# session3-1.1.*: Table does not exist in target db.
# session3-1.2.*: Table has wrong number of columns in target db.
# session3-1.3.*: Table has wrong PK columns in target db.
#
db close
sqlite3_shutdown
test_sqlite3_log log
sqlite3 db test.db
proc log {code msg} { lappend ::log $code $msg }
forcedelete test.db2
sqlite3 db2 test.db2
do_execsql_test 1.0 {
CREATE TABLE t1(a PRIMARY KEY, b);
}
do_test 1.1 {
set ::log {}
do_then_apply_sql {
INSERT INTO t1 VALUES(1, 2);
INSERT INTO t1 VALUES(3, 4);
}
set ::log
} {SQLITE_SCHEMA {sqlite3changeset_apply(): no such table: t1}}
do_test 1.2.0 {
execsql { CREATE TABLE t1(a PRIMARY KEY, b, c) } db2
} {}
do_test 1.2.1 {
set ::log {}
do_then_apply_sql {
INSERT INTO t1 VALUES(5, 6);
INSERT INTO t1 VALUES(7, 8);
}
set ::log
} {}
do_test 1.2.2 {
db2 eval { SELECT * FROM t1 }
} {5 6 {} 7 8 {}}
do_test 1.3.0 {
execsql {
DROP TABLE t1;
CREATE TABLE t1(a, b PRIMARY KEY);
} db2
} {}
do_test 1.3.1 {
set ::log {}
do_then_apply_sql {
INSERT INTO t1 VALUES(9, 10);
INSERT INTO t1 VALUES(11, 12);
}
set ::log
} {SQLITE_SCHEMA {sqlite3changeset_apply(): primary key mismatch for table t1}}
#-------------------------------------------------------------------------
# These tests - session3-2.* - verify that the session module behaves
# correctly when the schema of an attached table is modified during the
# session.
#
# session3-2.1.*: Table is dropped midway through the session.
# session3-2.2.*: Table is dropped and recreated with a different # cols.
# session3-2.3.*: Table is dropped and recreated with a different PK.
#
# In all of these scenarios, the call to sqlite3session_changeset() will
# return SQLITE_SCHEMA. Also:
#
# session3-2.4.*: Table is dropped and recreated with an identical schema.
# In this case sqlite3session_changeset() returns SQLITE_OK.
#
do_test 2.1 {
execsql { CREATE TABLE t2(a, b PRIMARY KEY) }
sqlite3session S db main
S attach t2
execsql {
INSERT INTO t2 VALUES(1, 2);
DROP TABLE t2;
}
list [catch { S changeset } msg] $msg
} {1 SQLITE_SCHEMA}
do_test 2.2.1 {
S delete
sqlite3session S db main
execsql { CREATE TABLE t2(a, b PRIMARY KEY, c) }
S attach t2
execsql {
INSERT INTO t2 VALUES(1, 2, 3);
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY);
}
list [catch { S changeset } msg] $msg
} {1 SQLITE_SCHEMA}
do_test 2.2.2 {
S delete
sqlite3session S db main
execsql {
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY, c);
}
S attach t2
execsql {
INSERT INTO t2 VALUES(1, 2, 3);
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY, c, d);
}
list [catch { S changeset } msg] $msg
} {1 SQLITE_SCHEMA}
do_test 2.2.3 {
S delete
sqlite3session S db main
execsql {
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY, c);
}
S attach t2
execsql {
INSERT INTO t2 VALUES(1, 2, 3);
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY);
INSERT INTO t2 VALUES(4, 5);
}
list [catch { S changeset } msg] $msg
} {1 SQLITE_SCHEMA}
do_test 2.2.4 {
S delete
sqlite3session S db main
execsql {
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY, c);
}
S attach t2
execsql {
INSERT INTO t2 VALUES(1, 2, 3);
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY, c, d);
INSERT INTO t2 VALUES(4, 5, 6, 7);
}
list [catch { S changeset } msg] $msg
} {1 SQLITE_SCHEMA}
do_test 2.3 {
S delete
sqlite3session S db main
execsql {
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY);
}
S attach t2
execsql {
INSERT INTO t2 VALUES(1, 2);
DROP TABLE t2;
CREATE TABLE t2(a PRIMARY KEY, b);
}
list [catch { S changeset } msg] $msg
} {1 SQLITE_SCHEMA}
do_test 2.4 {
S delete
sqlite3session S db main
execsql {
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY);
}
S attach t2
execsql {
INSERT INTO t2 VALUES(1, 2);
DROP TABLE t2;
CREATE TABLE t2(a, b PRIMARY KEY);
}
list [catch { S changeset } msg] $msg
} {0 {}}
S delete
catch { db close }
catch { db2 close }
sqlite3_shutdown
test_sqlite3_log
sqlite3_initialize
finish_test
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