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ext/session/session1.test
807 строк21 KB
stephan
Add an explicit db close to fix a file-is-opened failure in session1.test in cygwin.
27 мар 2025, 21:42
27 мар 2025, 21:425ee946f
# 2011 March 07
#
# 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.
#

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 session1

# Run all tests in this file twice. Once with "WITHOUT ROWID", and once
# with regular rowid tables.
#
foreach {tn trailing} {
  1 ""
  2 " WITHOUT ROWID "
} {
eval [string map [list %WR% $trailing] {

db close
forcedelete test.db test.db2
reset_db

do_execsql_test $tn.1.0 {
  CREATE TABLE t1(x PRIMARY KEY, y) %WR%;
  INSERT INTO t1 VALUES('abc', 'def');
}

#-------------------------------------------------------------------------
# Test creating, attaching tables to and deleting session objects.
#
do_test $tn.1.1 { sqlite3session S db main } {S}
do_test $tn.1.2 { S delete } {}
do_test $tn.1.3 { sqlite3session S db main } {S}
do_test $tn.1.4 { S attach t1 } {}
do_test $tn.1.5 { S delete } {}
do_test $tn.1.6 { sqlite3session S db main } {S}
do_test $tn.1.7 { S attach t1 ; S attach t2 ; S attach t3 } {}
do_test $tn.1.8 { S attach t1 ; S attach t2 ; S attach t3 } {}
do_test $tn.1.9 { S delete } {}
do_test $tn.1.10 {
  sqlite3session S db main
  S attach t1
  execsql { INSERT INTO t1 VALUES('ghi', 'jkl') }
} {}
do_test $tn.1.11 { S delete } {}
if {$tn==1} {
  do_test $tn.1.12 {
    sqlite3session S db main
    S attach t1
    execsql { INSERT INTO t1 VALUES('mno', 'pqr') }
    execsql { UPDATE t1 SET x = 111 WHERE rowid = 1 }
    execsql { DELETE FROM t1 WHERE rowid = 2 }
  } {}
  do_test $tn.1.13 {
    S changeset
    S delete
  } {}
}

#-------------------------------------------------------------------------
# Simple changeset tests. Also test the sqlite3changeset_invert() 
# function.
#
do_test $tn.2.1.1 {
  execsql { DELETE FROM t1 }
  sqlite3session S db main
  S attach t1
  execsql { INSERT INTO t1 VALUES(1, 'Sukhothai') }
  execsql { INSERT INTO t1 VALUES(2, 'Ayutthaya') }
  execsql { INSERT INTO t1 VALUES(3, 'Thonburi') }
} {}
do_changeset_test $tn.2.1.2 S {
  {INSERT t1 0 X. {} {i 1 t Sukhothai}}
  {INSERT t1 0 X. {} {i 2 t Ayutthaya}}
  {INSERT t1 0 X. {} {i 3 t Thonburi}}
}
do_changeset_invert_test $tn.2.1.3 S {
  {DELETE t1 0 X. {i 1 t Sukhothai} {}}
  {DELETE t1 0 X. {i 2 t Ayutthaya} {}}
  {DELETE t1 0 X. {i 3 t Thonburi} {}}
}
do_test $tn.2.1.4 { S delete } {}

do_test $tn.2.2.1 {
  sqlite3session S db main
  S attach t1
  execsql { DELETE FROM t1 WHERE 1 }
} {}
do_changeset_test $tn.2.2.2 S {
  {DELETE t1 0 X. {i 1 t Sukhothai} {}}
  {DELETE t1 0 X. {i 2 t Ayutthaya} {}}
  {DELETE t1 0 X. {i 3 t Thonburi} {}}
}
do_changeset_invert_test $tn.2.2.3 S {
  {INSERT t1 0 X. {} {i 1 t Sukhothai}}
  {INSERT t1 0 X. {} {i 2 t Ayutthaya}}
  {INSERT t1 0 X. {} {i 3 t Thonburi}}
}
do_test $tn.2.2.4 { S delete } {}

do_test $tn.2.3.1 {
  execsql { DELETE FROM t1 }
  sqlite3session S db main
  execsql { INSERT INTO t1 VALUES(1, 'Sukhothai') }
  execsql { INSERT INTO t1 VALUES(2, 'Ayutthaya') }
  execsql { INSERT INTO t1 VALUES(3, 'Thonburi') }
  S attach t1
  execsql { 
    UPDATE t1 SET x = 10 WHERE x = 1;
    UPDATE t1 SET y = 'Surin' WHERE x = 2;
    UPDATE t1 SET x = 20, y = 'Thapae' WHERE x = 3;
  }
} {}

do_changeset_test $tn.2.3.2 S {
  {INSERT t1 0 X. {} {i 10 t Sukhothai}} 
  {DELETE t1 0 X. {i 1 t Sukhothai} {}} 
  {UPDATE t1 0 X. {i 2 t Ayutthaya} {{} {} t Surin}} 
  {DELETE t1 0 X. {i 3 t Thonburi} {}} 
  {INSERT t1 0 X. {} {i 20 t Thapae}} 
}

do_changeset_invert_test $tn.2.3.3 S {
  {DELETE t1 0 X. {i 10 t Sukhothai} {}} 
  {INSERT t1 0 X. {} {i 1 t Sukhothai}} 
  {UPDATE t1 0 X. {i 2 t Surin} {{} {} t Ayutthaya}} 
  {INSERT t1 0 X. {} {i 3 t Thonburi}} 
  {DELETE t1 0 X. {i 20 t Thapae} {}}
}
do_test $tn.2.3.4 { S delete } {}

do_test $tn.2.4.1 {
  sqlite3session S db main
  S attach t1
  execsql { INSERT INTO t1 VALUES(100, 'Bangkok') }
  execsql { DELETE FROM t1 WHERE x = 100 }
} {}
do_changeset_test $tn.2.4.2 S {}
do_changeset_invert_test $tn.2.4.3 S {}
do_test $tn.2.4.4 { S delete } {}

do_execsql_test $tn.2.5.0 {
  SELECT * FROM t1 ORDER BY x
} {
  2  Surin
  10 Sukhothai
  20 Thapae
}

do_test $tn.2.5.1 {
  sqlite3session S db main
  S attach t1
  execsql { DELETE FROM t1 }
} {}
do_changeset_test $tn.2.5.2 S {
  {DELETE t1 0 X. {i 10 t Sukhothai} {}} 
  {DELETE t1 0 X. {i 2 t Surin} {}}
  {DELETE t1 0 X. {i 20 t Thapae} {}}
}
do_test $tn.2.5.3 { S delete } {}

#-------------------------------------------------------------------------
# Test the application of simple changesets. These tests also test that
# the conflict callback is invoked correctly. For these tests, the 
# conflict callback always returns OMIT.
#
db close
forcedelete test.db test.db2
sqlite3 db test.db
sqlite3 db2 test.db2

proc xConflict {args} { 
  lappend ::xConflict $args
  return "" 
}

proc bgerror {args} { set ::background_error $args }

proc do_conflict_test {tn args} {
  set O(-tables)    [list]
  set O(-sql)       [list]
  set O(-conflicts) [list]

  array set V $args
  foreach key [array names V] {
    if {![info exists O($key)]} {error "no such option: $key"}
  }
  array set O $args

  sqlite3session S db main
  foreach t $O(-tables) { S attach $t }
  execsql $O(-sql)
  set ::xConflict [list]
  catch {
    sqlite3changeset_apply db2 [S changeset] xConflict
  }

  set conflicts [list]
  foreach c $O(-conflicts) {
    lappend conflicts $c
  }

  after 1 {set go 1}
  vwait go

  uplevel do_test $tn [list { set ::xConflict }] [list $conflicts]
  S delete
}

proc do_db2_test {testname sql {result {}}} {
  uplevel do_test $testname [list "execsql {$sql} db2"] [list [list {*}$result]]
}

# Test INSERT changesets.
#
do_test $tn.3.1.0 {
  execsql { CREATE TABLE t1(a PRIMARY KEY, b NOT NULL) %WR% } db2
  execsql { 
    CREATE TABLE t1(a PRIMARY KEY, b) %WR%;
    INSERT INTO t1 VALUES(1, 'one');
    INSERT INTO t1 VALUES(2, 'two');
  } db 
} {}
do_db2_test $tn.3.1.1 "INSERT INTO t1 VALUES(6, 'VI')"
do_conflict_test $tn.3.1.2 -tables t1 -sql {
  INSERT INTO t1 VALUES(3, 'three');
  INSERT INTO t1 VALUES(4, 'four');
  INSERT INTO t1 VALUES(5, 'five');
  INSERT INTO t1 VALUES(6, 'six');
  INSERT INTO t1 VALUES(7, 'seven');
  INSERT INTO t1 VALUES(8, NULL);
} -conflicts {
  {INSERT t1 CONFLICT {i 6 t six} {i 6 t VI}}
  {INSERT t1 CONSTRAINT {i 8 n {}}}
}

do_db2_test $tn.3.1.3 "SELECT * FROM t1 ORDER BY a" {
  3 three 4 four 5 five 6 VI 7 seven
}
do_execsql_test $tn.3.1.4 "SELECT * FROM t1" {
  1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 {}
}

# Test DELETE changesets.
#
do_execsql_test $tn.3.2.1 {
  PRAGMA foreign_keys = on;
  CREATE TABLE t2(a PRIMARY KEY, b)%WR%;
  CREATE TABLE t3(c, d REFERENCES t2);
  INSERT INTO t2 VALUES(1, 'one');
  INSERT INTO t2 VALUES(2, 'two');
  INSERT INTO t2 VALUES(3, 'three');
  INSERT INTO t2 VALUES(4, 'four');
}
do_db2_test $tn.3.2.2 {
  PRAGMA foreign_keys = on;
  CREATE TABLE t2(a PRIMARY KEY, b)%WR%;
  CREATE TABLE t3(c, d REFERENCES t2);
  INSERT INTO t2 VALUES(1, 'one');
  INSERT INTO t2 VALUES(2, 'two');
  INSERT INTO t2 VALUES(4, 'five');
  INSERT INTO t3 VALUES('i', 1);
}
do_conflict_test $tn.3.2.3 -tables t2 -sql {
  DELETE FROM t2 WHERE a = 1;
  DELETE FROM t2 WHERE a = 2;
  DELETE FROM t2 WHERE a = 3;
  DELETE FROM t2 WHERE a = 4;
} -conflicts {
  {DELETE t2 NOTFOUND {i 3 t three}}
  {DELETE t2 DATA {i 4 t four} {i 4 t five}}
  {FOREIGN_KEY 1}
}
do_execsql_test $tn.3.2.4 "SELECT * FROM t2" {}
do_db2_test $tn.3.2.5 "SELECT * FROM t2" {4 five}

# Test UPDATE changesets.
#
do_execsql_test $tn.3.3.1 {
  CREATE TABLE t4(a, b, c, PRIMARY KEY(b, c))%WR%;
  INSERT INTO t4 VALUES(1, 2, 3);
  INSERT INTO t4 VALUES(4, 5, 6);
  INSERT INTO t4 VALUES(7, 8, 9);
  INSERT INTO t4 VALUES(10, 11, 12);
}
do_db2_test $tn.3.3.2 {
  CREATE TABLE t4(a NOT NULL, b, c, PRIMARY KEY(b, c))%WR%;
  INSERT INTO t4 VALUES(0, 2, 3);
  INSERT INTO t4 VALUES(4, 5, 7);
  INSERT INTO t4 VALUES(7, 8, 9);
  INSERT INTO t4 VALUES(10, 11, 12);
}
do_conflict_test $tn.3.3.3 -tables t4 -sql {
  UPDATE t4 SET a = -1 WHERE b = 2;
  UPDATE t4 SET a = -1 WHERE b = 5;
  UPDATE t4 SET a = NULL WHERE c = 9;
  UPDATE t4 SET a = 'x' WHERE b = 11;
} -conflicts {
  {UPDATE t4 DATA {i 1 i 2 i 3} {i -1 {} {} {} {}} {i 0 i 2 i 3}}
  {UPDATE t4 NOTFOUND {i 4 i 5 i 6} {i -1 {} {} {} {}}}
  {UPDATE t4 CONSTRAINT {i 7 i 8 i 9} {n {} {} {} {} {}}}
}
do_db2_test $tn.3.3.4 { SELECT * FROM t4 } {0 2 3 4 5 7 7 8 9 x 11 12}
do_execsql_test $tn.3.3.5 { SELECT * FROM t4 } {-1 2 3 -1 5 6 {} 8 9 x 11 12}

#-------------------------------------------------------------------------
# This next block of tests verifies that values returned by the conflict
# handler are intepreted correctly.
#

proc test_reset {} {
  db close
  db2 close
  forcedelete test.db test.db2
  sqlite3 db test.db
  sqlite3 db2 test.db2
}

proc xConflict {args} {
  lappend ::xConflict $args
  return $::conflict_return
}

foreach {tn2 conflict_return after} {
  1 OMIT      {1 2 value1   4 5 7       10 x x}
  2 REPLACE   {1 2 value1   4 5 value2  10 8 9}
} {
  test_reset

  do_test $tn.4.$tn2.1 {
    foreach db {db db2} {
      execsql { 
        CREATE TABLE t1(a, b, c, PRIMARY KEY(a))%WR%;
        INSERT INTO t1 VALUES(1, 2, 3);
        INSERT INTO t1 VALUES(4, 5, 6);
        INSERT INTO t1 VALUES(7, 8, 9);
      } $db
    }
    execsql { 
      REPLACE INTO t1 VALUES(4, 5, 7);
      REPLACE INTO t1 VALUES(10, 'x', 'x');
    } db2
  } {}

  do_conflict_test $tn.4.$tn2.2 -tables t1 -sql {
    UPDATE t1 SET c = 'value1' WHERE a = 1;       -- no conflict
    UPDATE t1 SET c = 'value2' WHERE a = 4;       -- DATA conflict
    UPDATE t1 SET a = 10 WHERE a = 7;             -- CONFLICT conflict
  } -conflicts {
    {INSERT t1 CONFLICT {i 10 i 8 i 9} {i 10 t x t x}}
    {UPDATE t1 DATA {i 4 {} {} i 6} {{} {} {} {} t value2} {i 4 i 5 i 7}}
  }

  do_db2_test $tn.4.$tn2.3 "SELECT * FROM t1 ORDER BY a" $after
}

foreach {tn2 conflict_return} {
  1 OMIT
  2 REPLACE
} {
  test_reset

  do_test $tn.5.$tn2.1 {
    # Create an identical schema in both databases.
    set schema {
      CREATE TABLE "'foolish name'"(x, y, z, PRIMARY KEY(x, y))%WR%;
    }
    execsql $schema db
    execsql $schema db2

    # Add some rows to [db2]. These rows will cause conflicts later
    # on when the changeset from [db] is applied to it.
    execsql { 
      INSERT INTO "'foolish name'" VALUES('one', 'one', 'ii');
      INSERT INTO "'foolish name'" VALUES('one', 'two', 'i');
      INSERT INTO "'foolish name'" VALUES('two', 'two', 'ii');
    } db2

  } {}

  do_conflict_test $tn.5.$tn2.2 -tables {{'foolish name'}} -sql {
    INSERT INTO "'foolish name'" VALUES('one', 'two', 2);
  } -conflicts {
    {INSERT {'foolish name'} CONFLICT {t one t two i 2} {t one t two t i}}
  }

  set res(REPLACE) {one one ii one two 2 two two ii}
  set res(OMIT)    {one one ii one two i two two ii}
  do_db2_test $tn.5.$tn2.3 {
    SELECT * FROM "'foolish name'" ORDER BY x, y
  } $res($conflict_return)


  do_test $tn.5.$tn2.1 {
    set schema {
      CREATE TABLE d1("z""z" PRIMARY KEY, y)%WR%;
      INSERT INTO d1 VALUES(1, 'one');
      INSERT INTO d1 VALUES(2, 'two');
    }
    execsql $schema db
    execsql $schema db2

    execsql { 
      UPDATE d1 SET y = 'TWO' WHERE "z""z" = 2;
    } db2

  } {}

  do_conflict_test $tn.5.$tn2.2 -tables d1 -sql {
    DELETE FROM d1 WHERE "z""z" = 2;
  } -conflicts {
    {DELETE d1 DATA {i 2 t two} {i 2 t TWO}}
  }

  set res(REPLACE) {1 one}
  set res(OMIT)    {1 one 2 TWO}
  do_db2_test $tn.5.$tn2.3 "SELECT * FROM d1" $res($conflict_return)
}

#-------------------------------------------------------------------------
# Test that two tables can be monitored by a single session object.
#
test_reset
set schema {
  CREATE TABLE t1(a COLLATE nocase PRIMARY KEY, b)%WR%;
  CREATE TABLE t2(a, b PRIMARY KEY)%WR%;
}
do_test $tn.6.0 {
  execsql $schema db
  execsql $schema db2
  execsql {
    INSERT INTO t1 VALUES('a', 'b');
    INSERT INTO t2 VALUES('a', 'b');
  } db2
} {}

set conflict_return ""
do_conflict_test $tn.6.1 -tables {t1 t2} -sql {
  INSERT INTO t1 VALUES('1', '2');
  INSERT INTO t1 VALUES('A', 'B');
  INSERT INTO t2 VALUES('A', 'B');
} -conflicts {
  {INSERT t1 CONFLICT {t A t B} {t a t b}}
}

do_db2_test $tn.6.2 "SELECT * FROM t1 ORDER BY a" {1 2 a b}
do_db2_test $tn.6.3 "SELECT * FROM t2 ORDER BY a" {A B a b}

#-------------------------------------------------------------------------
# Test that session objects are not confused by changes to table in
# other databases.
#
catch { db2 close }
drop_all_tables
forcedelete test.db2
do_iterator_test $tn.7.1 * {
  ATTACH 'test.db2' AS aux;
  CREATE TABLE main.t1(x PRIMARY KEY, y)%WR%;
  CREATE TABLE aux.t1(x PRIMARY KEY, y)%WR%;

  INSERT INTO main.t1 VALUES('one', 1);
  INSERT INTO main.t1 VALUES('two', 2);
  INSERT INTO aux.t1 VALUES('three', 3);
  INSERT INTO aux.t1 VALUES('four', 4);
} {
  {INSERT t1 0 X. {} {t two i 2}} 
  {INSERT t1 0 X. {} {t one i 1}}
}

#-------------------------------------------------------------------------
# Test the sqlite3session_isempty() function.
#
do_test $tn.8.1 {
  execsql {
    CREATE TABLE t5(x PRIMARY KEY, y)%WR%;
    CREATE TABLE t6(x PRIMARY KEY, y)%WR%;
    INSERT INTO t5 VALUES('a', 'b');
    INSERT INTO t6 VALUES('a', 'b');
  }
  sqlite3session S db main
  S attach *

  S isempty
} {1}
do_test $tn.8.2 {
  execsql { DELETE FROM t5 }
  S isempty
} {0}
do_test $tn.8.3 {
  S delete
  sqlite3session S db main
  S attach t5
  execsql { DELETE FROM t5 }
  S isempty
} {1}
do_test $tn.8.4 { S delete } {}

do_test $tn.8.5 {
  sqlite3session S db main
  S attach t5
  S attach t6
  execsql { INSERT INTO t5 VALUES(1, 2) }
  S isempty
} {0}

do_test $tn.8.6 {
  S delete
  sqlite3session S db main
  S attach t5
  S attach t6
  execsql { INSERT INTO t6 VALUES(1, 2) }
  S isempty
} {0}
do_test $tn.8.7 { S delete } {}

#-------------------------------------------------------------------------
#
do_execsql_test $tn.9.1 {
  CREATE TABLE t7(a, b, c, d, e PRIMARY KEY, f, g)%WR%;
  INSERT INTO t7 VALUES(1, 1, 1, 1, 1, 1, 1);
}
do_test $tn.9.2 { 
  sqlite3session S db main 
  S attach *
  execsql { UPDATE t7 SET b=2, d=2 }
} {}
do_changeset_test $tn.9.2 S {{UPDATE t7 0 ....X.. {{} {} i 1 {} {} i 1 i 1 {} {} {} {}} {{} {} i 2 {} {} i 2 {} {} {} {} {} {}}}}
S delete
catch { db2 close }
 
#-------------------------------------------------------------------------
# Test a really long table name.
#
reset_db
set tblname [string repeat tblname123 100]
do_test $tn.10.1.1 {
  execsql "
    CREATE TABLE $tblname (a PRIMARY KEY, b)%WR%;
    INSERT INTO $tblname VALUES('xyz', 'def');
  "
  sqlite3session S db main
  S attach $tblname
  execsql " 
    INSERT INTO $tblname VALUES('uvw', 'abc');
    DELETE FROM $tblname WHERE a = 'xyz';
  "
} {}
do_changeset_test $tn.10.1.2 S "
  {INSERT $tblname 0 X. {} {t uvw t abc}}
  {DELETE $tblname 0 X. {t xyz t def} {}}
"
do_test $tn.10.1.4 { S delete } {}

#---------------------------------------------------------------
reset_db
do_execsql_test $tn.11.1 {
  CREATE TABLE t1(a, b);
}
do_test $tn.11.2 {
  sqlite3session S db main
  S attach t1
  execsql {
    INSERT INTO t1 VALUES(1, 2);
  }
  S changeset
} {}

S delete


#-------------------------------------------------------------------------
# Test a really long table name.
#
reset_db
set tblname [string repeat tblname123 100]
do_test $tn.10.1.1 {
  execsql "
    CREATE TABLE $tblname (a PRIMARY KEY, b)%WR%;
    INSERT INTO $tblname VALUES('xyz', 'def');
  "
  sqlite3session S db main
  S attach $tblname
  execsql " 
    INSERT INTO $tblname VALUES('uvw', 'abc');
    DELETE FROM $tblname WHERE a = 'xyz';
  "
} {}
do_changeset_test $tn.10.1.2 S "
  {INSERT $tblname 0 X. {} {t uvw t abc}}
  {DELETE $tblname 0 X. {t xyz t def} {}}
"
do_test $tn.10.1.4 { S delete } {}

#-------------------------------------------------------------------------
# Test the effect of updating a column from 0.0 to 0.0.
#
reset_db
do_execsql_test $tn.11.1 {
  CREATE TABLE t1(a INTEGER PRIMARY KEY, b REAL)%WR%;
  INSERT INTO t1 VALUES(1, 0.0);
}
do_iterator_test $tn.11.2 * {
  UPDATE t1 SET b = 0.0;
} {
}

reset_db
do_execsql_test $tn.12.1 {
  CREATE TABLE t1(r INTEGER PRIMARY KEY, a, b)%WR%;
  CREATE INDEX i1 ON t1(a);
  INSERT INTO t1 VALUES(1, 1, 1);
  INSERT INTO t1 VALUES(2, 1, 2);
  INSERT INTO t1 VALUES(3, 1, 3);
}

do_iterator_test $tn.12.2 * {
  UPDATE t1 SET b='one' WHERE a=1;
} {
  {UPDATE t1 0 X.. {i 1 {} {} i 1} {{} {} {} {} t one}}
  {UPDATE t1 0 X.. {i 2 {} {} i 2} {{} {} {} {} t one}}
  {UPDATE t1 0 X.. {i 3 {} {} i 3} {{} {} {} {} t one}}
}

#-------------------------------------------------------------------------
# Test that no savepoint is used if -nosavepoint is specified.
#
do_execsql_test $tn.13.1 {
  CREATE TABLE x1(a INTEGER PRIMARY KEY, b)%WR%;
}
do_test $tn.13.2 {
  execsql BEGIN
  set C [changeset_from_sql {
    INSERT INTO x1 VALUES(1, 'one');
    INSERT INTO x1 VALUES(2, 'two');
    INSERT INTO x1 VALUES(3, 'three');
  }]
  execsql ROLLBACK
  execsql {
    INSERT INTO x1 VALUES(1, 'i');
    INSERT INTO x1 VALUES(2, 'ii');
    INSERT INTO x1 VALUES(3, 'iii');
  }
} {}

proc xConflict {args} {
  set ret [lindex $::CONFLICT_HANDLERS 0]
  set ::CONFLICT_HANDLERS [lrange $::CONFLICT_HANDLERS 1 end]
  set ret
}
do_test $tn.13.3 {
  set CONFLICT_HANDLERS [list REPLACE REPLACE ABORT]
  execsql BEGIN
  catch { sqlite3changeset_apply_v2 db $C xConflict } msg
  execsql {
    SELECT * FROM x1
  }
} {1 i 2 ii 3 iii}
do_test $tn.13.3 {
  set CONFLICT_HANDLERS [list REPLACE REPLACE ABORT]
  execsql ROLLBACK
  execsql BEGIN
  catch { sqlite3changeset_apply_v2 -nosavepoint db $C xConflict } msg
  execsql { SELECT * FROM x1 }
} {1 one 2 two 3 iii}
execsql ROLLBACK

do_test $tn.14.1 { sqlite3session_config strm_size -1 } 64
do_test $tn.14.2 { sqlite3session_config strm_size 65536 } 65536
do_test $tn.14.3 { sqlite3session_config strm_size 64 } 64
do_test $tn.14.4 { 
  list [catch {sqlite3session_config invalid 123} msg] $msg
} {1 SQLITE_MISUSE}

#-------------------------------------------------------------------------
reset_db

do_execsql_test $tn.15.0 {
  CREATE TABLE records(
      idx INTEGER PRIMARY KEY AUTOINCREMENT,
      tbl TEXT NOT NULL,
      pk TEXT NOT NULL,
      value TEXT,
      UNIQUE(tbl, pk)
  );

  CREATE TABLE changes(
      idx INTEGER PRIMARY KEY AUTOINCREMENT,
      tbl TEXT NOT NULL,
      pk TEXT NOT NULL,
      op TEXT DEFAULT ('='),
      path TEXT DEFAULT ('$'),
      value TEXT,
      UNIQUE(tbl, pk)
  );

  CREATE TRIGGER changes_after_insert
    AFTER INSERT ON changes
    FOR EACH ROW
    BEGIN
    INSERT INTO records(tbl, pk, value)
    VALUES (NEW.tbl, NEW.pk, NEW.value)
    ON CONFLICT(tbl, pk) DO UPDATE SET value = NEW.value;
  END;

  CREATE VIEW data_view AS
    SELECT *, '=' AS op, '$' AS path FROM records
    WHERE tbl = 'data';

  CREATE TRIGGER data_insert
    INSTEAD OF INSERT ON data_view
    BEGIN
    INSERT INTO changes(tbl, pk, op, path, value)
    VALUES (NEW.tbl, NEW.pk, NEW.op, NEW.path, NEW.value);
  END;

  CREATE TRIGGER data_update
    INSTEAD OF UPDATE ON data_view
    BEGIN
    INSERT INTO changes(tbl, pk, op, path, value)
    VALUES (NEW.tbl, NEW.pk, NEW.op, NEW.path, NEW.value);
  END;

  CREATE TRIGGER data_delete
    INSTEAD OF DELETE ON data_view
    BEGIN
    INSERT INTO changes(tbl, pk, op, path, value)
    VALUES (NEW.tbl, NEW.pk, NEW.op, NEW.path, NEW.value);
  END;
}

do_test $tn.15.1 {
  set C [changeset_from_sql {
      INSERT INTO data_view (tbl, pk, value) VALUES
        ('data', '1', 'First'),
        ('data', '2', 'Second');
  }]
  changeset_to_list $C
} [list \
  {INSERT changes 1 X..... {} {i 1 t data t 1 n {} n {} t First}}   \
  {INSERT changes 1 X..... {} {i 2 t data t 2 n {} n {} t Second}}   \
  {INSERT records 1 X... {} {i 1 t data t 1 t First}}   \
  {INSERT records 1 X... {} {i 2 t data t 2 t Second}}   \
]

forcedelete test.db2
sqlite3 db2 test.db2

do_test $tn.15.2 {
  db2 eval {
    CREATE TABLE records(
        idx INTEGER PRIMARY KEY AUTOINCREMENT,
        tbl TEXT NOT NULL,
        pk TEXT NOT NULL,
        value TEXT,
        UNIQUE(tbl, pk)
    );
    CREATE TABLE changes(
        idx INTEGER PRIMARY KEY AUTOINCREMENT,
        tbl TEXT NOT NULL,
        pk TEXT NOT NULL,
        op TEXT DEFAULT ('='),
        path TEXT DEFAULT ('$'),
        value TEXT,
        UNIQUE(tbl, pk)
    );

    CREATE TRIGGER changes_after_insert
      AFTER INSERT ON changes
      FOR EACH ROW
      BEGIN
      INSERT INTO records(tbl, pk, value)
      VALUES (NEW.tbl, NEW.pk, NEW.value)
      ON CONFLICT(tbl, pk) DO UPDATE SET value = NEW.value;
    END;
  }

  sqlite3changeset_apply db2 $C ""

  db2 eval {
    SELECT * FROM records;
  }
} [list 1 data 1 First 2 data 2 Second]

do_test $tn.15.3 {
  db2 eval {
    SELECT * FROM changes;
  }
} {1 data 1 {} {} First 2 data 2 {} {} Second}

db2 close
}]
}

finish_test