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SQLite training in Houston TX on 2019-11-05 (details)
Part of the 2019 Tcl Conference

Artifact ce6551e41ff56f30b69963577324624733bed0d1753589f06120d664d9cd45c9:


# 2016 Jan 15
#
# 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]] fts5_common.tcl]
ifcapable !fts5 { finish_test ; return }
set ::testprefix fts5tok1


sqlite3_fts5_register_fts5tokenize db

#-------------------------------------------------------------------------
# Simple test cases. Using the default (ascii) tokenizer.
#
do_execsql_test 1.0 {
  CREATE VIRTUAL TABLE t1 USING fts5tokenize(ascii);
  CREATE VIRTUAL TABLE t2 USING fts5tokenize();
  CREATE VIRTUAL TABLE t3 USING fts5tokenize(
      ascii, 'separators', 'xyz', tokenchars, ''''
  );
}

foreach {tn tbl} {1 t1 2 t2 3 t3} {
  do_execsql_test 1.$tn.1 "SELECT input, * FROM $tbl ('one two three')" {
    {one two three} one   0  3 0 
    {one two three} two   4  7 1 
    {one two three} three 8 13 2
  }

  do_execsql_test 1.$tn.2 "
    SELECT token FROM $tbl WHERE input = 'OnE tWo tHrEe'
  " {
    one two three
  }
}

do_execsql_test 1.4 {
  SELECT token FROM t3 WHERE input = '1x2x3x'
} {1 2 3}

do_execsql_test 1.5 {
  SELECT token FROM t1 WHERE input = '1x2x3x'
} {1x2x3x}

do_execsql_test 1.6 {
  SELECT token FROM t3 WHERE input = '1''2x3x'
} {1'2 3}

do_execsql_test 1.7 {
  SELECT token FROM t3 WHERE input = ''
} {}

do_execsql_test 1.8 {
  SELECT token FROM t3 WHERE input = NULL
} {}

do_execsql_test 1.9 {
  SELECT input, * FROM t3 WHERE input = 123
} {123 123 0 3 0}

do_execsql_test 1.10 {
  SELECT input, * FROM t1 WHERE input = 'a b c' AND token = 'b';
} {
  {a b c} b 2 3 1
}

do_execsql_test 1.11 {
  SELECT input, * FROM t1 WHERE token = 'b' AND input = 'a b c';
} {
  {a b c} b 2 3 1
}

do_execsql_test 1.12 {
  SELECT input, * FROM t1 WHERE input < 'b' AND input = 'a b c';
} {
  {a b c} a 0 1 0 
  {a b c} b 2 3 1 
  {a b c} c 4 5 2
}

do_execsql_test 1.13.1 {
  CREATE TABLE c1(x);
  INSERT INTO c1(x) VALUES('a b c');
  INSERT INTO c1(x) VALUES('d e f');
}
do_execsql_test 1.13.2 {
  SELECT c1.*, input, t1.* FROM c1, t1 WHERE input = x AND c1.rowid=t1.rowid;
} {
  {a b c} {a b c} a 0 1 0 
  {d e f} {d e f} e 2 3 1 
}


#-------------------------------------------------------------------------
# Error cases.
#
do_catchsql_test 2.0 {
  CREATE VIRTUAL TABLE tX USING fts5tokenize(nosuchtokenizer);
} {1 {vtable constructor failed: tX}}

do_catchsql_test 2.1 {
  CREATE VIRTUAL TABLE t4 USING fts5tokenize;
  SELECT * FROM t4;
} {1 {SQL logic error}}


finish_test