ext/recover/recoverslowidx.test

# 2022 September 25
#
# 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.
#
#***********************************************************************
# 
# Tests for the SQLITE_RECOVER_SLOWINDEXES option.
#

source [file join [file dirname [info script]] recover_common.tcl]
set testprefix recoverslowidx

do_execsql_test 1.0 {
  PRAGMA auto_vacuum = 0;
  CREATE TABLE t1(a, b);
  CREATE INDEX i1 ON t1(a);
  INSERT INTO t1 VALUES(1, 1), (2, 2), (3, 3), (4, 4);
}

proc my_sql_hook {sql} {
  lappend ::lSql $sql
  return 0
}

do_test 1.1 {
  set lSql [list]
  set R [sqlite3_recover_init_sql db main my_sql_hook]
  while {[$R step]==0} { }
  $R finish
} {}

do_test 1.2 {
  set lSql
} [list {*}{
  {BEGIN}
  {PRAGMA writable_schema = on}
  {PRAGMA encoding = 'UTF-8'}
  {PRAGMA page_size = '1024'}
  {PRAGMA auto_vacuum = '0'}
  {PRAGMA user_version = '0'}
  {PRAGMA application_id = '0'}
  {CREATE TABLE t1(a, b)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (1, 1, 1)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (2, 2, 2)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (3, 3, 3)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (4, 4, 4)}
  {CREATE INDEX i1 ON t1(a)}
  {PRAGMA writable_schema = off}
  {COMMIT}
}]

do_test 1.3 {
  set lSql [list]
  set R [sqlite3_recover_init_sql db main my_sql_hook]
  $R config slowindexes 1
  while {[$R step]==0} { }
  $R finish
} {}

do_test 1.4 {
  set lSql
} [list {*}{
  {BEGIN}
  {PRAGMA writable_schema = on}
  {PRAGMA encoding = 'UTF-8'}
  {PRAGMA page_size = '1024'}
  {PRAGMA auto_vacuum = '0'}
  {PRAGMA user_version = '0'}
  {PRAGMA application_id = '0'}
  {CREATE TABLE t1(a, b)}
  {CREATE INDEX i1 ON t1(a)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (1, 1, 1)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (2, 2, 2)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (3, 3, 3)}
  {INSERT OR IGNORE INTO 't1'(_rowid_, 'a', 'b') VALUES (4, 4, 4)}
  {PRAGMA writable_schema = off}
  {COMMIT}
}]


finish_test