# 2012 February 21
#
# 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 TCL interface to the
# SQLite library. 
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl
ifcapable !vtab { finish_test ; return }
set ::testprefix fuzzerfault

load_static_extension db fuzzer

do_test 1-pre1 {
  execsql {
    CREATE TABLE x1_rules(ruleset, cFrom, cTo, cost);
    INSERT INTO x1_rules VALUES(0, 'a', 'b', 1);
    INSERT INTO x1_rules VALUES(0, 'a', 'c', 2);
    INSERT INTO x1_rules VALUES(0, 'a', 'd', 3);
  }
  faultsim_save_and_close
} {}
do_faultsim_test 1 -prep {
  faultsim_restore_and_reopen
  register_fuzzer_module db
} -body {
  execsql { 
    CREATE VIRTUAL TABLE x1 USING fuzzer(x1_rules);
    SELECT word FROM x1 WHERE word MATCH 'xax';
  }
} -test {
  faultsim_test_result {0 {xax xbx xcx xdx}}               \
                       {1 {vtable constructor failed: x1}}
}

do_test 2-pre1 {
  faultsim_delete_and_reopen
  register_fuzzer_module db
  execsql {
    CREATE TABLE x2_rules(ruleset, cFrom, cTo, cost);
    INSERT INTO x2_rules VALUES(0, 'a', 'x', 1);
    INSERT INTO x2_rules VALUES(0, 'b', 'x', 2);
    INSERT INTO x2_rules VALUES(0, 'c', 'x', 3);
    CREATE VIRTUAL TABLE x2 USING fuzzer(x2_rules);
  }
  faultsim_save_and_close
} {}

do_faultsim_test 2 -prep {
  faultsim_restore_and_reopen
  register_fuzzer_module db
} -body {
  execsql { 
    SELECT count(*) FROM x2 WHERE word MATCH 'abc';
  }
} -test {
  faultsim_test_result {0 8} {1 {vtable constructor failed: x2}}
}

do_test 3-pre1 {
  faultsim_delete_and_reopen
  execsql {
    CREATE TABLE x1_rules(ruleset, cFrom, cTo, cost);
    INSERT INTO x1_rules VALUES(0, 'a', 
      '123456789012345678901234567890a1234567890123456789', 10
    );
  }
  faultsim_save_and_close
} {}

do_faultsim_test 3 -prep {
  faultsim_restore_and_reopen
  register_fuzzer_module db
} -body {
  execsql { 
    CREATE VIRTUAL TABLE x1 USING fuzzer(x1_rules);
    SELECT count(*) FROM (SELECT * FROM x1 WHERE word MATCH 'a' LIMIT 2);
  }
} -test {
  faultsim_test_result {0 2} {1 {vtable constructor failed: x1}}
}


finish_test
