From 317c0644ccf108aa23ef3fd8358bd66c2840bfc0 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 14 Apr 2024 15:40:54 +0200
Subject: Adding upstream version 5:7.2.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/unit/multi.tcl | 923 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 923 insertions(+)
 create mode 100644 tests/unit/multi.tcl

(limited to 'tests/unit/multi.tcl')

diff --git a/tests/unit/multi.tcl b/tests/unit/multi.tcl
new file mode 100644
index 0000000..851e022
--- /dev/null
+++ b/tests/unit/multi.tcl
@@ -0,0 +1,923 @@
+proc wait_for_dbsize {size} {
+    set r2 [redis_client]
+    wait_for_condition 50 100 {
+        [$r2 dbsize] == $size
+    } else {
+        fail "Target dbsize not reached"
+    }
+    $r2 close
+}
+
+start_server {tags {"multi"}} {
+    test {MULTI / EXEC basics} {
+        r del mylist
+        r rpush mylist a
+        r rpush mylist b
+        r rpush mylist c
+        r multi
+        set v1 [r lrange mylist 0 -1]
+        set v2 [r ping]
+        set v3 [r exec]
+        list $v1 $v2 $v3
+    } {QUEUED QUEUED {{a b c} PONG}}
+
+    test {DISCARD} {
+        r del mylist
+        r rpush mylist a
+        r rpush mylist b
+        r rpush mylist c
+        r multi
+        set v1 [r del mylist]
+        set v2 [r discard]
+        set v3 [r lrange mylist 0 -1]
+        list $v1 $v2 $v3
+    } {QUEUED OK {a b c}}
+
+    test {Nested MULTI are not allowed} {
+        set err {}
+        r multi
+        catch {[r multi]} err
+        r exec
+        set _ $err
+    } {*ERR MULTI*}
+
+    test {MULTI where commands alter argc/argv} {
+        r sadd myset a
+        r multi
+        r spop myset
+        list [r exec] [r exists myset]
+    } {a 0}
+
+    test {WATCH inside MULTI is not allowed} {
+        set err {}
+        r multi
+        catch {[r watch x]} err
+        r exec
+        set _ $err
+    } {*ERR WATCH*}
+
+    test {EXEC fails if there are errors while queueing commands #1} {
+        r del foo1{t} foo2{t}
+        r multi
+        r set foo1{t} bar1
+        catch {r non-existing-command}
+        r set foo2{t} bar2
+        catch {r exec} e
+        assert_match {EXECABORT*} $e
+        list [r exists foo1{t}] [r exists foo2{t}]
+    } {0 0}
+
+    test {EXEC fails if there are errors while queueing commands #2} {
+        set rd [redis_deferring_client]
+        r del foo1{t} foo2{t}
+        r multi
+        r set foo1{t} bar1
+        $rd config set maxmemory 1
+        assert  {[$rd read] eq {OK}}
+        catch {r lpush mylist{t} myvalue}
+        $rd config set maxmemory 0
+        assert  {[$rd read] eq {OK}}
+        r set foo2{t} bar2
+        catch {r exec} e
+        assert_match {EXECABORT*} $e
+        $rd close
+        list [r exists foo1{t}] [r exists foo2{t}]
+    } {0 0} {needs:config-maxmemory}
+
+    test {If EXEC aborts, the client MULTI state is cleared} {
+        r del foo1{t} foo2{t}
+        r multi
+        r set foo1{t} bar1
+        catch {r non-existing-command}
+        r set foo2{t} bar2
+        catch {r exec} e
+        assert_match {EXECABORT*} $e
+        r ping
+    } {PONG}
+
+    test {EXEC works on WATCHed key not modified} {
+        r watch x{t} y{t} z{t}
+        r watch k{t}
+        r multi
+        r ping
+        r exec
+    } {PONG}
+
+    test {EXEC fail on WATCHed key modified (1 key of 1 watched)} {
+        r set x 30
+        r watch x
+        r set x 40
+        r multi
+        r ping
+        r exec
+    } {}
+
+    test {EXEC fail on WATCHed key modified (1 key of 5 watched)} {
+        r set x{t} 30
+        r watch a{t} b{t} x{t} k{t} z{t}
+        r set x{t} 40
+        r multi
+        r ping
+        r exec
+    } {}
+
+    test {EXEC fail on WATCHed key modified by SORT with STORE even if the result is empty} {
+        r flushdb
+        r lpush foo bar
+        r watch foo
+        r sort emptylist store foo
+        r multi
+        r ping
+        r exec
+    } {} {cluster:skip}
+
+    test {EXEC fail on lazy expired WATCHed key} {
+        r del key
+        r debug set-active-expire 0
+
+        for {set j 0} {$j < 10} {incr j} {
+            r set key 1 px 100
+            r watch key
+            after 101
+            r multi
+            r incr key
+
+            set res [r exec]
+            if {$res eq {}} break
+        }
+        if {$::verbose} { puts "EXEC fail on lazy expired WATCHed key attempts: $j" }
+
+        r debug set-active-expire 1
+        set _ $res
+    } {} {needs:debug}
+
+    test {WATCH stale keys should not fail EXEC} {
+        r del x
+        r debug set-active-expire 0
+        r set x foo px 1
+        after 2
+        r watch x
+        r multi
+        r ping
+        assert_equal {PONG} [r exec]
+        r debug set-active-expire 1
+    } {OK} {needs:debug}
+
+    test {Delete WATCHed stale keys should not fail EXEC} {
+        r del x
+        r debug set-active-expire 0
+        r set x foo px 1
+        after 2
+        r watch x
+        # EXISTS triggers lazy expiry/deletion
+        assert_equal 0 [r exists x]
+        r multi
+        r ping
+        assert_equal {PONG} [r exec]
+        r debug set-active-expire 1
+    } {OK} {needs:debug}
+
+    test {FLUSHDB while watching stale keys should not fail EXEC} {
+        r del x
+        r debug set-active-expire 0
+        r set x foo px 1
+        after 2
+        r watch x
+        r flushdb
+        r multi
+        r ping
+        assert_equal {PONG} [r exec]
+        r debug set-active-expire 1
+    } {OK} {needs:debug}
+
+    test {After successful EXEC key is no longer watched} {
+        r set x 30
+        r watch x
+        r multi
+        r ping
+        r exec
+        r set x 40
+        r multi
+        r ping
+        r exec
+    } {PONG}
+
+    test {After failed EXEC key is no longer watched} {
+        r set x 30
+        r watch x
+        r set x 40
+        r multi
+        r ping
+        r exec
+        r set x 40
+        r multi
+        r ping
+        r exec
+    } {PONG}
+
+    test {It is possible to UNWATCH} {
+        r set x 30
+        r watch x
+        r set x 40
+        r unwatch
+        r multi
+        r ping
+        r exec
+    } {PONG}
+
+    test {UNWATCH when there is nothing watched works as expected} {
+        r unwatch
+    } {OK}
+
+    test {FLUSHALL is able to touch the watched keys} {
+        r set x 30
+        r watch x
+        r flushall
+        r multi
+        r ping
+        r exec
+    } {}
+
+    test {FLUSHALL does not touch non affected keys} {
+        r del x
+        r watch x
+        r flushall
+        r multi
+        r ping
+        r exec
+    } {PONG}
+
+    test {FLUSHDB is able to touch the watched keys} {
+        r set x 30
+        r watch x
+        r flushdb
+        r multi
+        r ping
+        r exec
+    } {}
+
+    test {FLUSHDB does not touch non affected keys} {
+        r del x
+        r watch x
+        r flushdb
+        r multi
+        r ping
+        r exec
+    } {PONG}
+
+    test {SWAPDB is able to touch the watched keys that exist} {
+        r flushall
+        r select 0
+        r set x 30
+        r watch x ;# make sure x (set to 30) doesn't change (SWAPDB will "delete" it)
+        r swapdb 0 1
+        r multi
+        r ping
+        r exec
+    } {} {singledb:skip}
+
+    test {SWAPDB is able to touch the watched keys that do not exist} {
+        r flushall
+        r select 1
+        r set x 30
+        r select 0
+        r watch x ;# make sure the key x (currently missing) doesn't change (SWAPDB will create it)
+        r swapdb 0 1
+        r multi
+        r ping
+        r exec
+    } {} {singledb:skip}
+
+    test {SWAPDB does not touch watched stale keys} {
+        r flushall
+        r select 1
+        r debug set-active-expire 0
+        r set x foo px 1
+        after 2
+        r watch x
+        r swapdb 0 1 ; # expired key replaced with no key => no change
+        r multi
+        r ping
+        assert_equal {PONG} [r exec]
+        r debug set-active-expire 1
+    } {OK} {singledb:skip needs:debug}
+
+    test {SWAPDB does not touch non-existing key replaced with stale key} {
+        r flushall
+        r select 0
+        r debug set-active-expire 0
+        r set x foo px 1
+        after 2
+        r select 1
+        r watch x
+        r swapdb 0 1 ; # no key replaced with expired key => no change
+        r multi
+        r ping
+        assert_equal {PONG} [r exec]
+        r debug set-active-expire 1
+    } {OK} {singledb:skip needs:debug}
+
+    test {SWAPDB does not touch stale key replaced with another stale key} {
+        r flushall
+        r debug set-active-expire 0
+        r select 1
+        r set x foo px 1
+        r select 0
+        r set x bar px 1
+        after 2
+        r select 1
+        r watch x
+        r swapdb 0 1 ; # no key replaced with expired key => no change
+        r multi
+        r ping
+        assert_equal {PONG} [r exec]
+        r debug set-active-expire 1
+    } {OK} {singledb:skip needs:debug}
+
+    test {WATCH is able to remember the DB a key belongs to} {
+        r select 5
+        r set x 30
+        r watch x
+        r select 1
+        r set x 10
+        r select 5
+        r multi
+        r ping
+        set res [r exec]
+        # Restore original DB
+        r select 9
+        set res
+    } {PONG} {singledb:skip}
+
+    test {WATCH will consider touched keys target of EXPIRE} {
+        r del x
+        r set x foo
+        r watch x
+        r expire x 10
+        r multi
+        r ping
+        r exec
+    } {}
+
+    test {WATCH will consider touched expired keys} {
+        r flushall
+        r del x
+        r set x foo
+        r expire x 1
+        r watch x
+
+        # Wait for the keys to expire.
+        wait_for_dbsize 0
+
+        r multi
+        r ping
+        r exec
+    } {}
+
+    test {DISCARD should clear the WATCH dirty flag on the client} {
+        r watch x
+        r set x 10
+        r multi
+        r discard
+        r multi
+        r incr x
+        r exec
+    } {11}
+
+    test {DISCARD should UNWATCH all the keys} {
+        r watch x
+        r set x 10
+        r multi
+        r discard
+        r set x 10
+        r multi
+        r incr x
+        r exec
+    } {11}
+
+    test {MULTI / EXEC is not propagated (single write command)} {
+        set repl [attach_to_replication_stream]
+        r multi
+        r set foo bar
+        r exec
+        r set foo2 bar
+        assert_replication_stream $repl {
+            {select *}
+            {set foo bar}
+            {set foo2 bar}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    test {MULTI / EXEC is propagated correctly (multiple commands)} {
+        set repl [attach_to_replication_stream]
+        r multi
+        r set foo{t} bar
+        r get foo{t}
+        r set foo2{t} bar2
+        r get foo2{t}
+        r set foo3{t} bar3
+        r get foo3{t}
+        r exec
+
+        assert_replication_stream $repl {
+            {multi}
+            {select *}
+            {set foo{t} bar}
+            {set foo2{t} bar2}
+            {set foo3{t} bar3}
+            {exec}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    test {MULTI / EXEC is propagated correctly (multiple commands with SELECT)} {
+        set repl [attach_to_replication_stream]
+        r multi
+        r select 1
+        r set foo{t} bar
+        r get foo{t}
+        r select 2
+        r set foo2{t} bar2
+        r get foo2{t}
+        r select 3
+        r set foo3{t} bar3
+        r get foo3{t}
+        r exec
+
+        assert_replication_stream $repl {
+            {multi}
+            {select *}
+            {set foo{t} bar}
+            {select *}
+            {set foo2{t} bar2}
+            {select *}
+            {set foo3{t} bar3}
+            {exec}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl singledb:skip}
+
+    test {MULTI / EXEC is propagated correctly (empty transaction)} {
+        set repl [attach_to_replication_stream]
+        r multi
+        r exec
+        r set foo bar
+        assert_replication_stream $repl {
+            {select *}
+            {set foo bar}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    test {MULTI / EXEC is propagated correctly (read-only commands)} {
+        r set foo value1
+        set repl [attach_to_replication_stream]
+        r multi
+        r get foo
+        r exec
+        r set foo value2
+        assert_replication_stream $repl {
+            {select *}
+            {set foo value2}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    test {MULTI / EXEC is propagated correctly (write command, no effect)} {
+        r del bar
+        r del foo
+        set repl [attach_to_replication_stream]
+        r multi
+        r del foo
+        r exec
+
+        # add another command so that when we see it we know multi-exec wasn't
+        # propagated
+        r incr foo
+
+        assert_replication_stream $repl {
+            {select *}
+            {incr foo}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    test {MULTI / EXEC with REPLICAOF} {
+        # This test verifies that if we demote a master to replica inside a transaction, the
+        # entire transaction is not propagated to the already-connected replica
+        set repl [attach_to_replication_stream]
+        r set foo bar
+        r multi
+        r set foo2 bar
+        r replicaof localhost 9999
+        r set foo3 bar
+        r exec
+        catch {r set foo4 bar} e
+        assert_match {READONLY*} $e
+        assert_replication_stream $repl {
+            {select *}
+            {set foo bar}
+        }
+        r replicaof no one
+    } {OK} {needs:repl cluster:skip}
+
+    test {DISCARD should not fail during OOM} {
+        set rd [redis_deferring_client]
+        $rd config set maxmemory 1
+        assert  {[$rd read] eq {OK}}
+        r multi
+        catch {r set x 1} e
+        assert_match {OOM*} $e
+        r discard
+        $rd config set maxmemory 0
+        assert  {[$rd read] eq {OK}}
+        $rd close
+        r ping
+    } {PONG} {needs:config-maxmemory}
+
+    test {MULTI and script timeout} {
+        # check that if MULTI arrives during timeout, it is either refused, or
+        # allowed to pass, and we don't end up executing half of the transaction
+        set rd1 [redis_deferring_client]
+        set r2 [redis_client]
+        r config set lua-time-limit 10
+        r set xx 1
+        $rd1 eval {while true do end} 0
+        after 200
+        catch { $r2 multi; } e
+        catch { $r2 incr xx; } e
+        r script kill
+        after 200 ; # Give some time to Lua to call the hook again...
+        catch { $r2 incr xx; } e
+        catch { $r2 exec; } e
+        assert_match {EXECABORT*previous errors*} $e
+        set xx [r get xx]
+        # make sure that either the whole transcation passed or none of it (we actually expect none)
+        assert { $xx == 1 || $xx == 3}
+        # check that the connection is no longer in multi state
+        set pong [$r2 ping asdf]
+        assert_equal $pong "asdf"
+        $rd1 close; $r2 close
+    }
+
+    test {EXEC and script timeout} {
+        # check that if EXEC arrives during timeout, we don't end up executing
+        # half of the transaction, and also that we exit the multi state
+        set rd1 [redis_deferring_client]
+        set r2 [redis_client]
+        r config set lua-time-limit 10
+        r set xx 1
+        catch { $r2 multi; } e
+        catch { $r2 incr xx; } e
+        $rd1 eval {while true do end} 0
+        after 200
+        catch { $r2 incr xx; } e
+        catch { $r2 exec; } e
+        assert_match {EXECABORT*BUSY*} $e
+        r script kill
+        after 200 ; # Give some time to Lua to call the hook again...
+        set xx [r get xx]
+        # make sure that either the whole transcation passed or none of it (we actually expect none)
+        assert { $xx == 1 || $xx == 3}
+        # check that the connection is no longer in multi state
+        set pong [$r2 ping asdf]
+        assert_equal $pong "asdf"
+        $rd1 close; $r2 close
+    }
+
+    test {MULTI-EXEC body and script timeout} {
+        # check that we don't run an incomplete transaction due to some commands
+        # arriving during busy script
+        set rd1 [redis_deferring_client]
+        set r2 [redis_client]
+        r config set lua-time-limit 10
+        r set xx 1
+        catch { $r2 multi; } e
+        catch { $r2 incr xx; } e
+        $rd1 eval {while true do end} 0
+        after 200
+        catch { $r2 incr xx; } e
+        r script kill
+        after 200 ; # Give some time to Lua to call the hook again...
+        catch { $r2 exec; } e
+        assert_match {EXECABORT*previous errors*} $e
+        set xx [r get xx]
+        # make sure that either the whole transcation passed or none of it (we actually expect none)
+        assert { $xx == 1 || $xx == 3}
+        # check that the connection is no longer in multi state
+        set pong [$r2 ping asdf]
+        assert_equal $pong "asdf"
+        $rd1 close; $r2 close
+    }
+
+    test {just EXEC and script timeout} {
+        # check that if EXEC arrives during timeout, we don't end up executing
+        # actual commands during busy script, and also that we exit the multi state
+        set rd1 [redis_deferring_client]
+        set r2 [redis_client]
+        r config set lua-time-limit 10
+        r set xx 1
+        catch { $r2 multi; } e
+        catch { $r2 incr xx; } e
+        $rd1 eval {while true do end} 0
+        after 200
+        catch { $r2 exec; } e
+        assert_match {EXECABORT*BUSY*} $e
+        r script kill
+        after 200 ; # Give some time to Lua to call the hook again...
+        set xx [r get xx]
+        # make we didn't execute the transaction
+        assert { $xx == 1}
+        # check that the connection is no longer in multi state
+        set pong [$r2 ping asdf]
+        assert_equal $pong "asdf"
+        $rd1 close; $r2 close
+    }
+
+    test {exec with write commands and state change} {
+        # check that exec that contains write commands fails if server state changed since they were queued
+        set r1 [redis_client]
+        r set xx 1
+        r multi
+        r incr xx
+        $r1 config set min-replicas-to-write 2
+        catch {r exec} e
+        assert_match {*EXECABORT*NOREPLICAS*} $e
+        set xx [r get xx]
+        # make sure that the INCR wasn't executed
+        assert { $xx == 1}
+        $r1 config set min-replicas-to-write 0
+        $r1 close
+    } {0} {needs:repl}
+
+    test {exec with read commands and stale replica state change} {
+        # check that exec that contains read commands fails if server state changed since they were queued
+        r config set replica-serve-stale-data no
+        set r1 [redis_client]
+        r set xx 1
+
+        # check that GET and PING are disallowed on stale replica, even if the replica becomes stale only after queuing.
+        r multi
+        r get xx
+        $r1 replicaof localhsot 0
+        catch {r exec} e
+        assert_match {*EXECABORT*MASTERDOWN*} $e
+
+        # reset
+        $r1 replicaof no one
+
+        r multi
+        r ping
+        $r1 replicaof localhsot 0
+        catch {r exec} e
+        assert_match {*EXECABORT*MASTERDOWN*} $e
+
+        # check that when replica is not stale, GET is allowed
+        # while we're at it, let's check that multi is allowed on stale replica too
+        r multi
+        $r1 replicaof no one
+        r get xx
+        set xx [r exec]
+        # make sure that the INCR was executed
+        assert { $xx == 1 }
+        $r1 close
+    } {0} {needs:repl cluster:skip}
+
+    test {EXEC with only read commands should not be rejected when OOM} {
+        set r2 [redis_client]
+
+        r set x value
+        r multi
+        r get x
+        r ping
+
+        # enforcing OOM
+        $r2 config set maxmemory 1
+
+        # finish the multi transaction with exec
+        assert { [r exec] == {value PONG} }
+
+        # releasing OOM
+        $r2 config set maxmemory 0
+        $r2 close
+    } {0} {needs:config-maxmemory}
+
+    test {EXEC with at least one use-memory command should fail} {
+        set r2 [redis_client]
+
+        r multi
+        r set x 1
+        r get x
+
+        # enforcing OOM
+        $r2 config set maxmemory 1
+
+        # finish the multi transaction with exec
+        catch {r exec} e
+        assert_match {EXECABORT*OOM*} $e
+
+        # releasing OOM
+        $r2 config set maxmemory 0
+        $r2 close
+    } {0} {needs:config-maxmemory}
+
+    test {Blocking commands ignores the timeout} {
+        r xgroup create s{t} g $ MKSTREAM
+
+        set m [r multi]
+        r blpop empty_list{t} 0
+        r brpop empty_list{t} 0
+        r brpoplpush empty_list1{t} empty_list2{t} 0
+        r blmove empty_list1{t} empty_list2{t} LEFT LEFT 0
+        r bzpopmin empty_zset{t} 0
+        r bzpopmax empty_zset{t} 0
+        r xread BLOCK 0 STREAMS s{t} $
+        r xreadgroup group g c BLOCK 0 STREAMS s{t} >
+        set res [r exec]
+
+        list $m $res
+    } {OK {{} {} {} {} {} {} {} {}}}
+
+    test {MULTI propagation of PUBLISH} {
+        set repl [attach_to_replication_stream]
+
+        r multi
+        r publish bla bla
+        r exec
+
+        assert_replication_stream $repl {
+            {select *}
+            {publish bla bla}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl cluster:skip}
+
+    test {MULTI propagation of SCRIPT LOAD} {
+        set repl [attach_to_replication_stream]
+
+        # make sure that SCRIPT LOAD inside MULTI isn't propagated
+        r multi
+        r script load {redis.call('set', KEYS[1], 'foo')}
+        r set foo bar
+        set res [r exec]
+        set sha [lindex $res 0]
+
+        assert_replication_stream $repl {
+            {select *}
+            {set foo bar}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    test {MULTI propagation of EVAL} {
+        set repl [attach_to_replication_stream]
+
+        # make sure that EVAL inside MULTI is propagated in a transaction in effects
+        r multi
+        r eval {redis.call('set', KEYS[1], 'bar')} 1 bar
+        r exec
+
+        assert_replication_stream $repl {
+            {select *}
+            {set bar bar}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    test {MULTI propagation of SCRIPT FLUSH} {
+        set repl [attach_to_replication_stream]
+
+        # make sure that SCRIPT FLUSH isn't propagated
+        r multi
+        r script flush
+        r set foo bar
+        r exec
+
+        assert_replication_stream $repl {
+            {select *}
+            {set foo bar}
+        }
+        close_replication_stream $repl
+    } {} {needs:repl}
+
+    tags {"stream"} {
+        test {MULTI propagation of XREADGROUP} {
+            set repl [attach_to_replication_stream]
+
+            r XADD mystream * foo bar
+            r XADD mystream * foo2 bar2
+            r XADD mystream * foo3 bar3
+            r XGROUP CREATE mystream mygroup 0
+
+            # make sure the XCALIM (propagated by XREADGROUP) is indeed inside MULTI/EXEC
+            r multi
+            r XREADGROUP GROUP mygroup consumer1 COUNT 2 STREAMS mystream ">"
+            r XREADGROUP GROUP mygroup consumer1 STREAMS mystream ">"
+            r exec
+
+            assert_replication_stream $repl {
+                {select *}
+                {xadd *}
+                {xadd *}
+                {xadd *}
+                {xgroup CREATE *}
+                {multi}
+                {xclaim *}
+                {xclaim *}
+                {xclaim *}
+                {exec}
+            }
+            close_replication_stream $repl
+        } {} {needs:repl}
+    }
+
+    foreach {cmd} {SAVE SHUTDOWN} {
+        test "MULTI with $cmd" {
+            r del foo
+            r multi
+            r set foo bar
+            catch {r $cmd} e1
+            catch {r exec} e2
+            assert_match {*Command not allowed inside a transaction*} $e1
+            assert_match {EXECABORT*} $e2
+            r get foo
+        } {}
+    }
+
+    test "MULTI with BGREWRITEAOF" {
+        set forks [s total_forks]
+        r multi
+        r set foo bar
+        r BGREWRITEAOF
+        set res [r exec]
+        assert_match "*rewriting scheduled*" [lindex $res 1]
+        wait_for_condition 50 100 {
+            [s total_forks] > $forks
+        } else {
+            fail "aofrw didn't start"
+        }
+        waitForBgrewriteaof r
+    } {} {external:skip}
+
+    test "MULTI with config set appendonly" {
+        set lines [count_log_lines 0]
+        set forks [s total_forks]
+        r multi
+        r set foo bar
+        r config set appendonly yes
+        r exec
+        verify_log_message 0 "*AOF background was scheduled*" $lines
+        wait_for_condition 50 100 {
+            [s total_forks] > $forks
+        } else {
+            fail "aofrw didn't start"
+        }
+        waitForBgrewriteaof r
+    } {} {external:skip}
+
+    test "MULTI with config error" {
+        r multi
+        r set foo bar
+        r config set maxmemory bla
+
+        # letting the redis parser read it, it'll throw an exception instead of
+        # reply with an array that contains an error, so we switch to reading
+        # raw RESP instead
+        r readraw 1
+
+        set res [r exec]
+        assert_equal $res "*2"
+        set res [r read]
+        assert_equal $res "+OK"
+        set res [r read]
+        r readraw 0
+        set _ $res
+    } {*CONFIG SET failed*}
+    
+    test "Flushall while watching several keys by one client" {
+        r flushall
+        r mset a{t} a b{t} b
+        r watch b{t} a{t}
+        r flushall
+        r ping
+     }
+}
+
+start_server {overrides {appendonly {yes} appendfilename {appendonly.aof} appendfsync always} tags {external:skip}} {
+    test {MULTI with FLUSHALL and AOF} {
+        set aof [get_last_incr_aof_path r]
+        r multi
+        r set foo bar
+        r flushall
+        r exec
+        assert_aof_content $aof {
+            {multi}
+            {select *}
+            {set *}
+            {flushall}
+            {exec}
+        }
+        r get foo
+    } {}
+}
-- 
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