# 2015 April 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 test is focused on really large position lists. Those that require
# 4 or 5 byte position-list size varints. Because of the amount of memory
# required, these tests only run on 64-bit platforms.
#

source [file join [file dirname [info script]] fts5_common.tcl]
set testprefix fts5bigpl

# If SQLITE_ENABLE_FTS5 is defined, omit this file.
ifcapable !fts5 {
  finish_test
  return
}

if { $tcl_platform(wordSize)<8 } {
  finish_test
  return
}

do_execsql_test 1.0 { CREATE VIRTUAL TABLE t1 USING fts5(x) }

do_test 1.1 {
  foreach t {a b c d e f g h i j} {
    set doc [string repeat "$t " 1200000]
    execsql { INSERT INTO t1 VALUES($doc) }
  }
  execsql { INSERT INTO t1(t1) VALUES('integrity-check') }
} {}

do_test 1.2 {
  execsql { DELETE FROM t1 }
  foreach t {"a b" "b a" "c d" "d c"} {
    set doc [string repeat "$t " 600000]
    execsql { INSERT INTO t1 VALUES($doc) }
  }
  execsql { INSERT INTO t1(t1) VALUES('integrity-check') }
} {}


# 5-byte varint. This test takes 30 seconds or so on a 2014 workstation.
# The generated database is roughly 635MiB.
#
do_test 2.1...slow {
  execsql { DELETE FROM t1 }
  foreach t {a} {
    set doc [string repeat "$t " 150000000]
    execsql { INSERT INTO t1 VALUES($doc) }
  }
  execsql { INSERT INTO t1(t1) VALUES('integrity-check') }
} {}

finish_test
