sqlcipher/ext/rbu/rburesume.test

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# 2017 January 13
#
# 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 resumption of RBU operations in the
# case where the previous RBU process crashed.
#
source [file join [file dirname [info script]] rbu_common.tcl]
set ::testprefix rburesume
forcedelete test.db-shm test.db-oal
do_execsql_test 1.0 {
CREATE TABLE t1(a PRIMARY KEY, b, c);
CREATE INDEX t1a ON t1(a);
CREATE INDEX t1b ON t1(b);
CREATE INDEX t1c ON t1(c);
WITH s(i) AS (
VALUES(1) UNION ALL SELECT i+1 FROM s WHERE i<50
)
INSERT INTO t1 SELECT randomblob(50), randomblob(75), randomblob(100) FROM s;
}
db_save_and_close
do_test 1.1 {
list [file exists test.db] \
[file exists test.db-wal] \
[file exists test.db-shm] \
[file exists test.db-oal]
} {1 0 0 0}
# Each iteration of the following loop:
#
# 1. Restores the db to the state it was in following test case 1.0
# 2. Opens an RBU vacuum and steps it $n times.
# 3. Closes the RBU vacuum handled opened in (2).
# 4. Opens a second RBU vacuum handle, resumes and completes the vacuum op.
#
# The loop runs until $n is large enough that step (2) vacuums the entire
# database.
#
for {set n 1} {$n < 5000} {incr n} {
db_restore
forcedelete state.db
sqlite3rbu_vacuum rbu test.db state.db
for {set i 0} {$i<$n} {incr i} {
set rc [rbu step]
if {$rc == "SQLITE_DONE"} break
}
rbu close
if {$rc == "SQLITE_DONE"} break
do_test 1.2.$n.1 {
sqlite3rbu_vacuum rbu test.db state.db
while {[rbu step]=="SQLITE_OK"} {}
rbu close
} {SQLITE_DONE}
do_test 1.2.$n.2 {
sqlite3 db2 test.db
db2 eval {
SELECT count(*) FROM t1;
PRAGMA integrity_check;
}
} {50 ok}
db2 close
}
# Each iteration of this loop:
#
# 1. Restores the db to the state it was in following test case 1.0
# 2. Opens an RBU vacuum and steps it $n times.
# 3. Takes a copy of all database files and the state db.
# 4. Opens a second RBU vacuum handle on the copy, resumes and completes the
# vacuum op.
#
# The loop runs until $n is large enough that step (2) vacuums the entire
# database.
#
for {set n 1} {$n < 5000} {incr n} {
db_restore
forcedelete state.db state.db-shm state.db-oal state.db-wal
sqlite3rbu_vacuum rbu test.db state.db
for {set i 0} {$i<$n} {incr i} {
set rc [rbu step]
if {$rc == "SQLITE_DONE"} break
}
if {$rc == "SQLITE_DONE"} {
rbu close
break
}
foreach f {test.db test.db-oal test.db-wal test.db-shm test.db-vacuum} {
set f2 [string map [list test.db test.db2] $f]
if {[file exists $f]} {
forcecopy $f $f2
} else {
forcedelete $f2
}
}
forcecopy state.db state.db2
rbu close
do_test 1.3.$n.1 {
sqlite3rbu_vacuum rbu test.db2 state.db2
while {[rbu step]=="SQLITE_OK"} {}
rbu close
} {SQLITE_DONE}
do_test 1.3.$n.2 {
sqlite3 db2 test.db2
db2 eval {
SELECT count(*) FROM t1;
PRAGMA integrity_check;
}
} {50 ok}
db2 close
}
# Each iteration of this loop:
#
# 1. Restores the db to the state it was in following test case 1.0
# 2. Opens an RBU vacuum and steps it 10 times. Then closes it.
# 2. Opens an RBU vacuum and steps it $n times.
# 3. Takes a copy of all database files and the state db.
# 4. Opens a second RBU vacuum handle on the copy, resumes and completes the
# vacuum op.
#
# The loop runs until $n is large enough that step (3) vacuums the entire
# database.
#
for {set n 1} {$n < 5000} {incr n} {
db_restore
forcedelete state.db state.db-shm state.db-oal state.db-wal
sqlite3rbu_vacuum rbu test.db state.db
for {set i 0} {$i<10} {incr i} {
rbu step
}
rbu close
sqlite3rbu_vacuum rbu test.db state.db
for {set i 0} {$i<$n} {incr i} {
set rc [rbu step]
if {$rc == "SQLITE_DONE"} break
}
if {$rc == "SQLITE_DONE"} {
rbu close
break
}
foreach f {test.db test.db-oal test.db-wal test.db-shm test.db-vacuum} {
set f2 [string map [list test.db test.db2] $f]
if {[file exists $f]} {
forcecopy $f $f2
} else {
forcedelete $f2
}
}
forcecopy state.db state.db2
rbu close
do_test 1.4.$n.1 {
sqlite3rbu_vacuum rbu test.db2 state.db2
while {[rbu step]=="SQLITE_OK"} {}
rbu close
} {SQLITE_DONE}
do_test 1.4.$n.2 {
sqlite3 db2 test.db2
db2 eval {
SELECT count(*) FROM t1;
PRAGMA integrity_check;
}
} {50 ok}
db2 close
}
forcedelete rbu.db
do_test 2.0 {
sqlite3 db2 rbu.db
db2 eval {
CREATE TABLE data_t1(a, b, c, rbu_control);
WITH s(i) AS (
VALUES(1) UNION ALL SELECT i+1 FROM s WHERE i<10
)
INSERT INTO data_t1
SELECT randomblob(50), randomblob(75), randomblob(100), 0 FROM s;
}
db2 close
} {}
# Each iteration of this loop:
#
# 1. Restores the db to the state it was in following test case 1.0
# 2. Opens an RBU handle to apply the RBU update created in test case 2.0.
# 3. Steps the RBU handle $n times.
# 4. Takes a copy of all database files and the state db.
# 5. Opens a second RBU handle on the copy, resumes and completes the
# RBU op. Checks it worked as expected.
#
# The loop runs until $n is large enough that step (3) applies the entire
# update.
#
for {set n 1} {$n < 5000} {incr n} {
db_restore
forcedelete state.db state.db-shm state.db-oal state.db-wal
sqlite3rbu rbu test.db rbu.db state.db
for {set i 0} {$i<$n} {incr i} {
set rc [rbu step]
if {$rc == "SQLITE_DONE"} break
}
if {$rc == "SQLITE_DONE"} {
rbu close
break
}
foreach f {test.db test.db-oal test.db-wal test.db-shm test.db-vacuum} {
set f2 [string map [list test.db test.db2] $f]
if {[file exists $f]} {
forcecopy $f $f2
} else {
forcedelete $f2
}
}
forcecopy state.db state.db2
rbu close
do_test 2.$n.1 {
sqlite3rbu rbu test.db2 rbu.db state.db2
while {[rbu step]=="SQLITE_OK"} {}
rbu close
} {SQLITE_DONE}
do_test 2.$n.2 {
sqlite3 db2 test.db2
db2 eval {
SELECT count(*) FROM t1;
PRAGMA integrity_check;
}
} {60 ok}
db2 close
}
finish_test