sqlite/ext/fts5/test/fts5contentless5.test

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# 2023 August 7
#
# 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 contains tests for the content= and content_rowid= options.
#
source [file join [file dirname [info script]] fts5_common.tcl]
set testprefix fts5contentless5
# If SQLITE_ENABLE_FTS5 is defined, omit this file.
ifcapable !fts5 {
finish_test
return
}
do_execsql_test 1.0 {
CREATE VIRTUAL TABLE t1 USING fts5(a, b, c, content='', contentless_delete=1);
INSERT INTO t1 VALUES('A', 'B', 'C');
INSERT INTO t1 VALUES('D', 'E', 'F');
INSERT INTO t1 VALUES('G', 'H', 'I');
}
do_execsql_test 1.01 {
CREATE TABLE t2(x, y);
INSERT INTO t2 VALUES('x', 'y');
}
# explain_i "UPDATE t1 SET a='a' WHERE t1.rowid=1"
breakpoint
explain_i "UPDATE t1 SET a='a' FROM t2 WHERE t1.rowid=1 AND b IS NULL"
#breakpoint
#explain_i "UPDATE t1 SET a='a' WHERE b IS NULL AND rowid=?"
foreach {tn up err} {
1 "UPDATE t1 SET a='a', b='b', c='c' WHERE rowid=1" 0
2 "UPDATE t1 SET a='a', b='b' WHERE rowid=1" 1
3 "UPDATE t1 SET b='b', c='c' WHERE rowid=1" 1
4 "UPDATE t1 SET a='a', c='c' WHERE rowid=1" 1
5 "UPDATE t1 SET a='a', c='c' WHERE t1.rowid=1 AND b IS NULL" 1
6 "UPDATE t1 SET a='a' FROM t2 WHERE t1.rowid=1" 1
7 "UPDATE t1 SET a='a', b='b', c='c' FROM t2 WHERE t1.rowid=1" 0
} {
set res(0) {0 {}}
set res(1) {1 {cannot UPDATE a subset of columns on fts5 contentless-delete table: t1}}
do_catchsql_test 1.$tn $up $res($err)
}
finish_test