###############################################################################
#
# stress.eagle --
#
# Written by Joe Mistachkin.
# Released to the public domain, use at your own risk!
#
###############################################################################
package require Eagle
package require Eagle.Library
package require Eagle.Test
runTestPrologue
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package require System.Data.SQLite.Test
runSQLiteTestPrologue
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runTest {test stress-1.1 {multithreaded stress testing} -setup {
setupDb [set fileName(1) :memory:] "" "" "" "" "" false memDb
setupDb [set fileName(2) [file join [getDatabaseDirectory] stress.db]]
#############################################################################
set workload(1) [list [list memDb fileName table count] {
#
# NOTE: Workload #1, CREATE TABLE statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 2} {$index <= $count} {incr index} {
sql execute $db [appendArgs \
"CREATE TABLE IF NOT EXISTS t" $index "(x PRIMARY KEY, y, z);"]
puts -nonewline stdout 1; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(2) [list [list memDb fileName table count] {
#
# NOTE: Workload #2, DROP TABLE statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 2} {$index <= $count} {incr index} {
sql execute $db [appendArgs \
"DROP TABLE IF EXISTS t" $index \;]
puts -nonewline stdout 2; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(3) [list [list memDb fileName table count] {
#
# NOTE: Workload #3, "small" SELECT statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute -execute reader $db [appendArgs \
"SELECT x, y FROM " $table " WHERE z = 'small';"]
puts -nonewline stdout 3; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(4) [list [list memDb fileName table count] {
#
# NOTE: Workload #4, "big" SELECT statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute -execute reader $db [appendArgs \
"SELECT x, y FROM " $table " WHERE z = 'big';"]
puts -nonewline stdout 4; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(5) [list [list memDb fileName table count] {
#
# NOTE: Workload #5, "small" INSERT statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute $db [appendArgs \
"INSERT INTO " $table "(x, y, z) VALUES('" \
[format %lX [expr {random()}]] ',' \
[base64 encode [expr {randstr(10000)}]] \
"','small');"]
puts -nonewline stdout 5; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(6) [list [list memDb fileName table count] {
#
# NOTE: Workload #6, "big" INSERT statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute $db [appendArgs \
"INSERT INTO " $table "(x, y, z) VALUES('" \
[format %lX [expr {random()}]] ',' \
[base64 encode [expr {randstr(10000000)}]] \
"','big');"]
puts -nonewline stdout 6; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(7) [list [list memDb fileName table count] {
#
# NOTE: Workload #7, "small" UPDATE statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute $db [appendArgs "UPDATE " $table \
" SET y = '" [base64 encode [expr {randstr(10000)}]] \
"' WHERE x LIKE '" [format %X $index] "%' AND z = 'small';"]
puts -nonewline stdout 7; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(8) [list [list memDb fileName table count] {
#
# NOTE: Workload #8, "big" UPDATE statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute $db [appendArgs "UPDATE " $table \
" SET y = '" [base64 encode [expr {randstr(10000000)}]] \
"' WHERE x LIKE '" [format %X $index] "%' AND z = 'big';"]
puts -nonewline stdout 8; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
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set workload(9) [list [list memDb fileName table count] {
#
# NOTE: Workload #9, "small" DELETE statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute $db [appendArgs "DELETE FROM " $table \
" WHERE x LIKE '" [format %X $index] "%' AND z = 'small';"]
puts -nonewline stdout 9; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
#############################################################################
set workload(10) [list [list memDb fileName table count] {
#
# NOTE: Workload #10, "big" DELETE statements.
#
setupDb $fileName "" "" "" "" "" false
for {set index 1} {$index <= $count} {incr index} {
sql execute $db [appendArgs "DELETE FROM " $table \
" WHERE x LIKE '" [format %X $index] "%' AND z = 'big';"]
puts -nonewline stdout A; after [expr {int(rand() * 1000)}]
}
cleanupDb $fileName db false false
}]
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set workload(11) [list [list memDb fileName table count] {
#
# NOTE: Workload #11, VACUUM statement.
#
setupDb $fileName "" "" "" "" "" false
sql execute $db "VACUUM;"
puts -nonewline stdout B; after [expr {int(rand() * 1000)}]
cleanupDb $fileName db false false
}]
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set workload(12) [list [list memDb fileName table count] {
#
# NOTE: Workload #12, backup from an in-memory database.
#
set id [object invoke Interpreter.GetActive NextId]
set memSource [object invoke -flags +NonPublic -objectflags +NoDispose \
Interpreter.GetActive.connections get_Item $memDb]
set code [compileCSharpWith [subst {
using System;
using System.Data.SQLite;
using System.Text;
namespace _Dynamic${id}
{
public static class Test${id}
{
public static void BackupAndGetData(
SQLiteConnection source
)
{
using (SQLiteConnection destination = new SQLiteConnection(
"Data Source=${fileName};"))
{
destination.Open();
source.BackupDatabase(destination, "main", "main", -1, null, 0);
}
}
/////////////////////////////////////////////////////////////////////
public static void Main()
{
// do nothing.
}
}
}
}] true true true results errors System.Data.SQLite.dll]
if {$code eq "Ok"} then {
object invoke _Dynamic${id}.Test${id} BackupAndGetData $memSource
} else {
error $errors
}
puts -nonewline stdout C; after [expr {int(rand() * 1000)}]
}]
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set workload(13) [list [list memDb fileName table count] {
#
# NOTE: Workload #13, backup to in-memory database.
#
setupDb $fileName "" "" "" "" "" false
puts -nonewline stdout D; after [expr {int(rand() * 1000)}]
cleanupDb $fileName db false false
}]
} -body {
sql execute $db "CREATE TABLE IF NOT EXISTS t1(x PRIMARY KEY, y, z);"
unset -nocomplain thread
foreach index [array names workload] {
set thread($index) [object create -alias System.Threading.Thread \
[list apply $workload($index) $memDb $fileName(2) t1 10]]
}
foreach index [array names thread] {
$thread($index) Start
}
foreach index [array names thread] {
$thread($index) Join
}
puts stdout ""
} -cleanup {
cleanupDb $fileName(2)
cleanupDb $fileName(1) memDb
unset -nocomplain thread workload index memDb db fileName
} -constraints \
{eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result {}}
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runSQLiteTestEpilogue
runTestEpilogue