# 2026-08-04
#
# 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.
#
#***********************************************************************
#
#

source [file join [file dirname [info script]] vec1_common.tcl]
set testprefix vec1alter
vec1_load db

do_execsql_test 1.0 {
  CREATE VIRTUAL TABLE v1 USING vec1(v);
  INSERT INTO v1(rowid, v) VALUES(11, random_vector(8));
  INSERT INTO v1(rowid, v) VALUES(12, random_vector(8));
}

do_execsql_test 1.1 {
  ALTER TABLE v1 RENAME TO v2;
}

do_execsql_test 1.2 {
  SELECT rowid FROM v2
} {11 12}

do_execsql_test 1.3 {
  PRAGMA integrity_check
} {ok}

do_execsql_test 1.4 {
  PRAGMA writable_schema;
} {0}

do_execsql_test 1.5 {
  PRAGMA writable_schema = 1;
  PRAGMA writable_schema;
} {1}

do_execsql_test 1.6 {
  ALTER TABLE v2 RENAME TO v3;
}

do_execsql_test 1.7 {
  PRAGMA writable_schema;
} {1}

do_execsql_test 1.8 {
  CREATE VIRTUAL TABLE v1 USING vec1(v);
  INSERT INTO v1(rowid, v) VALUES(-14, random_vector(18));
  INSERT INTO v1(rowid, v) VALUES(-15, random_vector(18));
}

do_execsql_test 1.9 {
  SELECT rowid FROM v1
} {-15 -14}

do_test 1.10 { sqlite3_db_config db DEFENSIVE   } {0}
do_test 1.11 { sqlite3_db_config db DEFENSIVE 1 } {1}

do_execsql_test 1.12 {
  ALTER TABLE v3 RENAME TO v4;
}

do_test 1.13 { sqlite3_db_config db DEFENSIVE   } {1}

do_execsql_test 1.14 {
  SELECT tbl_name, name, sql FROM sqlite_schema WHERE name='v4_idx_idx'
} {
  v4_idx v4_idx_idx 
  {CREATE INDEX 'v4_idx_idx' ON 'v4_idx'(bucket, first, last)}
}

finish_test