sqlite/test/multiplex4.test
drh 3b8fea9ec6 Add the "multiplex_truncate" PRAGMA to the multiplexor extension, for
querying and setting the truncate flag on a database connection.

FossilOrigin-Name: d2962a5f388f30a02429e0c8b87399f482b5604c
2014-09-23 18:30:00 +00:00

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# 2014-09-25
#
# 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 "truncate" option in the multiplexor.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set ::testprefix multiplex4
db close
sqlite3_shutdown
sqlite3_multiplex_initialize {} 0
# delete all filesl with the base name of $basename
#
proc multiplex_delete_db {basename} {
foreach file [glob -nocomplain $basename.*] {
forcedelete $file
}
}
# Return a sorted list of all files with the base name of $basename.
# Except, delete all text from the end of $basename through the NNN
# suffix on the end of the filename.
#
proc multiplex_file_list {basename} {
set x {}
foreach file [glob -nocomplain $basename.*] {
regsub "^$basename\\..*(\\d\\d\\d)\$" $file $basename.\\1 file
lappend x $file
}
return [lsort $x]
}
do_test multiplex4-1.0 {
multiplex_delete_db mx4test
sqlite3 db {file:mx4test.db?chunksize=10&truncate=1} -uri 1 -vfs multiplex
db eval {
CREATE TABLE t1(x);
INSERT INTO t1(x) VALUES(randomblob(250000));
}
multiplex_file_list mx4test
} {mx4test.001 mx4test.db}
do_test multiplex4-1.1 {
db eval {
DELETE FROM t1;
VACUUM;
}
multiplex_file_list mx4test
} {mx4test.db}
do_test multiplex4-1.2 {
db eval {PRAGMA multiplex_truncate}
} {on}
do_test multiplex4-1.3 {
db eval {PRAGMA multiplex_truncate=off}
} {off}
do_test multiplex4-1.4 {
db eval {PRAGMA multiplex_truncate}
} {off}
do_test multiplex4-1.5 {
db eval {PRAGMA multiplex_truncate=on}
} {on}
do_test multiplex4-1.6 {
db eval {PRAGMA multiplex_truncate}
} {on}
do_test multiplex4-1.7 {
db eval {PRAGMA multiplex_truncate=0}
} {off}
do_test multiplex4-1.8 {
db eval {PRAGMA multiplex_truncate=1}
} {on}
do_test multiplex4-1.9 {
db eval {PRAGMA multiplex_truncate=0}
} {off}
do_test multiplex4-1.10 {
db eval {
INSERT INTO t1(x) VALUES(randomblob(250000));
}
multiplex_file_list mx4test
} {mx4test.001 mx4test.db}
do_test multiplex4-1.11 {
db eval {
DELETE FROM t1;
VACUUM;
}
multiplex_file_list mx4test
} {mx4test.001 mx4test.db}
do_test multiplex4-1.12 {
db eval {
PRAGMA multiplex_truncate=ON;
DROP TABLE t1;
VACUUM;
}
multiplex_file_list mx4test
} {mx4test.db}
catch { db close }
forcedelete mx4test.db
sqlite3_multiplex_shutdown
finish_test