test/altermalloc2.test

# 2018 August 20
#
# 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.
#
#*************************************************************************
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl
source $testdir/malloc_common.tcl
set testprefix altermalloc2

# If SQLITE_OMIT_ALTERTABLE is defined, omit this file.
ifcapable !altertable {
  finish_test
  return
}

do_execsql_test 1.0 {
  CREATE TABLE t1(abcd, efgh);
}
faultsim_save_and_close

set ::TMPDBERROR [list 1 \
  {unable to open a temporary database file for storing temporary tables}
]


do_faultsim_test 1 -prep {
  faultsim_restore_and_reopen
} -body {
  execsql {
    ALTER TABLE t1 RENAME abcd TO dcba
  }
} -test {
  faultsim_test_result {0 {}} $::TMPDBERROR
}

catch {db close}
forcedelete test.db
sqlite3 db test.db
do_execsql_test 2.0 {
  PRAGMA encoding = 'utf-16';
  CREATE TABLE t1(abcd, efgh);
}
faultsim_save_and_close

do_faultsim_test 2 -prep {
  faultsim_restore_and_reopen
} -body {
  execsql {
    ALTER TABLE t1 RENAME abcd TO dcba
  }
} -test {
  faultsim_test_result {0 {}} $::TMPDBERROR
}


reset_db
do_execsql_test 3.0 {
  CREATE TABLE t1(abcd, efgh);
  CREATE VIEW v1 AS SELECT * FROM t1 WHERE abcd>efgh;
}
faultsim_save_and_close

do_faultsim_test 3 -prep {
  faultsim_restore_and_reopen
} -body {
  execsql {
    ALTER TABLE t1 RENAME abcd TO dcba
  }
} -test {
  faultsim_test_result {0 {}} $::TMPDBERROR
}

reset_db
do_execsql_test 4.0 {
  CREATE TABLE rr(a, b);
  CREATE VIEW vv AS SELECT * FROM rr;

  CREATE TRIGGER vv1 INSTEAD OF INSERT ON vv BEGIN
    SELECT 1, 2, 3;
  END;
  CREATE TRIGGER tr1 AFTER INSERT ON rr BEGIN
    INSERT INTO vv VALUES(new.a, new.b);
  END;
} {}

faultsim_save_and_close
do_faultsim_test 4 -faults oom-* -prep {
  faultsim_restore_and_reopen
  execsql { SELECT * FROM sqlite_master }
} -body {
  execsql {
    ALTER TABLE rr RENAME a TO c;
  }
} -test {
  faultsim_test_result {0 {}} $::TMPDBERROR
}

reset_db
do_execsql_test 5.0 {
  CREATE TABLE rr(a, b);
  CREATE VIEW vv AS SELECT * FROM (
    WITH abc(d, e) AS (SELECT * FROM rr)
    SELECT * FROM abc
  );
} {}

faultsim_save_and_close
do_faultsim_test 5 -faults oom-* -prep {
  faultsim_restore_and_reopen
  execsql { SELECT * FROM sqlite_master }
} -body {
  execsql {
    ALTER TABLE rr RENAME TO c;
  }
} -test {
  faultsim_test_result {0 {}} $::TMPDBERROR
}

finish_test