X-Git-Url: https://git.saurik.com/redis.git/blobdiff_plain/7ac6d4613f3552ec17b4ccc6b4493ae9250e3fd2..e96e4fbf159269075633f30063d254515aeb3a5f:/test-redis.tcl

diff --git a/test-redis.tcl b/test-redis.tcl
index 3bfd5a1e..03436309 100644
--- a/test-redis.tcl
+++ b/test-redis.tcl
@@ -1,12 +1,19 @@
-# TODO # test pipelining
+# test-redis.tcl
+# Redis test suite. Copyright (C) 2009 Salvatore Sanfilippo antirez@gmail.com
+# This softare is released under the BSD License. See the COPYING file for
+# more information.
 
-source client-libraries/tcl/redis.tcl
+set tcl_precision 17
+source redis.tcl
 
 set ::passed 0
 set ::failed 0
+set ::testnum 0
 
 proc test {name code okpattern} {
-    puts -nonewline [format "%-70s " $name]
+    incr ::testnum
+    if {$::testnum < $::first || $::testnum > $::last} return
+    puts -nonewline [format "%-70s " "#$::testnum $name"]
     flush stdout
     set retval [uplevel 1 $code]
     if {$okpattern eq $retval || [string match $okpattern $retval]} {
@@ -18,9 +25,187 @@ proc test {name code okpattern} {
     }
 }
 
+proc randstring {min max {type binary}} {
+    set len [expr {$min+int(rand()*($max-$min+1))}]
+    set output {}
+    if {$type eq {binary}} {
+        set minval 0
+        set maxval 255
+    } elseif {$type eq {alpha}} {
+        set minval 48
+        set maxval 122
+    } elseif {$type eq {compr}} {
+        set minval 48
+        set maxval 52
+    }
+    while {$len} {
+        append output [format "%c" [expr {$minval+int(rand()*($maxval-$minval+1))}]]
+        incr len -1
+    }
+    return $output
+}
+
+# Useful for some test
+proc zlistAlikeSort {a b} {
+    if {[lindex $a 0] > [lindex $b 0]} {return 1}
+    if {[lindex $a 0] < [lindex $b 0]} {return -1}
+    string compare [lindex $a 1] [lindex $b 1]
+}
+
+proc waitForBgsave r {
+    while 1 {
+        set i [$r info]
+        if {[string match {*bgsave_in_progress:1*} $i]} {
+            puts -nonewline "\nWaiting for background save to finish... "
+            flush stdout
+            after 1000
+        } else {
+            break
+        }
+    }
+}
+
+proc waitForBgrewriteaof r {
+    while 1 {
+        set i [$r info]
+        if {[string match {*bgrewriteaof_in_progress:1*} $i]} {
+            puts -nonewline "\nWaiting for background AOF rewrite to finish... "
+            flush stdout
+            after 1000
+        } else {
+            break
+        }
+    }
+}
+
+proc randomInt {max} {
+    expr {int(rand()*$max)}
+}
+
+proc randpath args {
+    set path [expr {int(rand()*[llength $args])}]
+    uplevel 1 [lindex $args $path]
+}
+
+proc randomValue {} {
+    randpath {
+        # Small enough to likely collide
+        randomInt 1000
+    } {
+        # 32 bit compressible signed/unsigned
+        randpath {randomInt 2000000000} {randomInt 4000000000}
+    } {
+        # 64 bit
+        randpath {randomInt 1000000000000}
+    } {
+        # Random string
+        randpath {randstring 0 256 alpha} \
+                {randstring 0 256 compr} \
+                {randstring 0 256 binary}
+    }
+}
+
+proc randomKey {} {
+    randpath {
+        # Small enough to likely collide
+        randomInt 1000
+    } {
+        # 32 bit compressible signed/unsigned
+        randpath {randomInt 2000000000} {randomInt 4000000000}
+    } {
+        # 64 bit
+        randpath {randomInt 1000000000000}
+    } {
+        # Random string
+        randpath {randstring 1 256 alpha} \
+                {randstring 1 256 compr}
+    }
+}
+
+proc createComplexDataset {r ops} {
+    for {set j 0} {$j < $ops} {incr j} {
+        set k [randomKey]
+        set v [randomValue]
+        set d [expr {rand()}]
+        set t [$r type $k]
+
+        if {$t eq {none}} {
+            randpath {
+                $r set $k $v
+            } {
+                $r lpush $k $v
+            } {
+                $r sadd $k $v
+            } {
+                $r zadd $k $d $v
+            }
+            set t [$r type $k]
+        }
+
+        switch $t {
+            {string} {
+                # Nothing to do
+            }
+            {list} {
+                randpath {$r lpush $k $v} \
+                        {$r rpush $k $v} \
+                        {$r lrem $k 0 $v} \
+                        {$r rpop $k} \
+                        {$r lpop $k}
+            }
+            {set} {
+                randpath {$r sadd $k $v} \
+                        {$r srem $k $v}
+            }
+            {zset} {
+                randpath {$r zadd $k $d $v} \
+                        {$r zrem $k $v}
+            }
+        }
+    }
+}
+
+proc datasetDigest r {
+    set keys [lsort [split [$r keys *] " "]]
+    set digest {}
+    foreach k $keys {
+        set t [$r type $k]
+        switch $t {
+            {string} {
+                set aux [::sha1::sha1 -hex [$r get $k]]
+            } {list} {
+                if {[$r llen $k] == 0} {
+                    set aux {}
+                } else {
+                    set aux [::sha1::sha1 -hex [$r lrange $k 0 -1]]
+                }
+            } {set} {
+                if {[$r scard $k] == 0} {
+                    set aux {}
+                } else {
+                    set aux [::sha1::sha1 -hex [lsort [$r smembers $k]]]
+                }
+            } {zset} {
+                if {[$r zcard $k] == 0} {
+                    set aux {}
+                } else {
+                    set aux [::sha1::sha1 -hex [$r zrange $k 0 -1]]
+                }
+            } default {
+                error "Type not supported"
+            }
+        }
+        if {$aux eq {}} continue
+        set digest [::sha1::sha1 -hex [join [list $aux $digest $k] "\n"]]
+    }
+    return $digest
+}
+
 proc main {server port} {
     set r [redis $server $port]
+    $r select 9
     set err ""
+    set res ""
 
     # The following AUTH test should be enabled only when requirepass
     # <PASSWORD> is set in redis.conf and redis-server was started with
@@ -40,11 +225,23 @@ proc main {server port} {
         $r get x
     } {foobar}
 
+    test {SET and GET an empty item} {
+        $r set x {}
+        $r get x
+    } {}
+
     test {DEL against a single item} {
         $r del x
         $r get x
     } {}
 
+    test {Vararg DEL} {
+        $r set foo1 a
+        $r set foo2 b
+        $r set foo3 c
+        list [$r del foo1 foo2 foo3 foo4] [$r mget foo1 foo2 foo3]
+    } {3 {{} {} {}}}
+
     test {KEYS with pattern} {
         foreach key {key_x key_y key_z foo_a foo_b foo_c} {
             $r set $key hello
@@ -126,6 +323,13 @@ proc main {server port} {
         $r get novar2
     } {foobared}
 
+    test {SETNX will overwrite EXPIREing key} {
+        $r set x 10
+        $r expire x 10000
+        $r setnx x 20
+        $r get x
+    } {20}
+
     test {EXISTS} {
         set res {}
         $r set newkey test
@@ -199,6 +403,19 @@ proc main {server port} {
         format $ok
     } {2000}
 
+    test {Check if the list is still ok after a DEBUG RELOAD} {
+        $r debug reload
+        set ok 0
+        for {set i 0} {$i < 1000} {incr i} {
+            set rint [expr int(rand()*1000)]
+            if {[$r lindex mylist $rint] eq $rint} {incr ok}
+            if {[$r lindex mylist [expr (-$rint)-1]] eq [expr 999-$rint]} {
+                incr ok
+            }
+        }
+        format $ok
+    } {2000}
+
     test {LLEN against non-list value error} {
         $r del mylist
         $r set mylist foobar
@@ -221,6 +438,72 @@ proc main {server port} {
         format $err
     } {ERR*}
 
+    test {RPOPLPUSH base case} {
+        $r del mylist
+        $r rpush mylist a
+        $r rpush mylist b
+        $r rpush mylist c
+        $r rpush mylist d
+        set v1 [$r rpoplpush mylist newlist]
+        set v2 [$r rpoplpush mylist newlist]
+        set l1 [$r lrange mylist 0 -1]
+        set l2 [$r lrange newlist 0 -1]
+        list $v1 $v2 $l1 $l2
+    } {d c {a b} {c d}}
+
+    test {RPOPLPUSH with the same list as src and dst} {
+        $r del mylist
+        $r rpush mylist a
+        $r rpush mylist b
+        $r rpush mylist c
+        set l1 [$r lrange mylist 0 -1]
+        set v [$r rpoplpush mylist mylist]
+        set l2 [$r lrange mylist 0 -1]
+        list $l1 $v $l2
+    } {{a b c} c {c a b}}
+
+    test {RPOPLPUSH target list already exists} {
+        $r del mylist
+        $r del newlist
+        $r rpush mylist a
+        $r rpush mylist b
+        $r rpush mylist c
+        $r rpush mylist d
+        $r rpush newlist x
+        set v1 [$r rpoplpush mylist newlist]
+        set v2 [$r rpoplpush mylist newlist]
+        set l1 [$r lrange mylist 0 -1]
+        set l2 [$r lrange newlist 0 -1]
+        list $v1 $v2 $l1 $l2
+    } {d c {a b} {c d x}}
+
+    test {RPOPLPUSH against non existing key} {
+        $r del mylist
+        $r del newlist
+        set v1 [$r rpoplpush mylist newlist]
+        list $v1 [$r exists mylist] [$r exists newlist]
+    } {{} 0 0}
+
+    test {RPOPLPUSH against non list src key} {
+        $r del mylist
+        $r del newlist
+        $r set mylist x
+        catch {$r rpoplpush mylist newlist} err
+        list [$r type mylist] [$r exists newlist] [string range $err 0 2]
+    } {string 0 ERR}
+
+    test {RPOPLPUSH against non list dst key} {
+        $r del mylist
+        $r del newlist
+        $r rpush mylist a
+        $r rpush mylist b
+        $r rpush mylist c
+        $r rpush mylist d
+        $r set newlist x
+        catch {$r rpoplpush mylist newlist} err
+        list [$r lrange mylist 0 -1] [$r type newlist] [string range $err 0 2]
+    } {{a b c d} string ERR}
+
     test {RENAME basic usage} {
         $r set mykey hello
         $r rename mykey mykey1
@@ -278,47 +561,47 @@ proc main {server port} {
     } {0}
 
     test {DEL all keys again (DB 1)} {
-        $r select 1
+        $r select 10
         foreach key [$r keys *] {
             $r del $key
         }
         set res [$r dbsize]
-        $r select 0
+        $r select 9
         format $res
     } {0}
 
     test {MOVE basic usage} {
         $r set mykey foobar
-        $r move mykey 1
+        $r move mykey 10
         set res {}
         lappend res [$r exists mykey]
         lappend res [$r dbsize]
-        $r select 1
+        $r select 10
         lappend res [$r get mykey]
         lappend res [$r dbsize]
-        $r select 0
+        $r select 9
         format $res
     } [list 0 0 foobar 1]
 
     test {MOVE against key existing in the target DB} {
         $r set mykey hello
-        $r move mykey 1
+        $r move mykey 10
     } {0}
 
     test {SET/GET keys in different DBs} {
         $r set a hello
         $r set b world
-        $r select 1
+        $r select 10
         $r set a foo
         $r set b bared
-        $r select 0
+        $r select 9
         set res {}
         lappend res [$r get a]
         lappend res [$r get b]
-        $r select 1
+        $r select 10
         lappend res [$r get a]
         lappend res [$r get b]
-        $r select 0
+        $r select 9
         format $res
     } {hello world foo bared}
 
@@ -449,11 +732,22 @@ proc main {server port} {
         lsort [$r smembers setres]
     } {995 996 997 998 999}
 
+    test {SINTERSTORE with two sets, after a DEBUG RELOAD} {
+        $r debug reload
+        $r sinterstore setres set1 set2
+        lsort [$r smembers setres]
+    } {995 996 997 998 999}
+
     test {SUNIONSTORE with two sets} {
         $r sunionstore setres set1 set2
         lsort [$r smembers setres]
     } [lsort -uniq "[$r smembers set1] [$r smembers set2]"]
 
+    test {SUNIONSTORE against non existing keys} {
+        $r set setres xxx
+        list [$r sunionstore setres foo111 bar222] [$r exists xxx]
+    } {0 0}
+
     test {SINTER against three sets} {
         $r sadd set3 999
         $r sadd set3 995
@@ -471,13 +765,56 @@ proc main {server port} {
         lsort [$r sunion nokey1 set1 set2 nokey2]
     } [lsort -uniq "[$r smembers set1] [$r smembers set2]"]
 
+    test {SDIFF with two sets} {
+        for {set i 5} {$i < 1000} {incr i} {
+            $r sadd set4 $i
+        }
+        lsort [$r sdiff set1 set4]
+    } {0 1 2 3 4}
+
+    test {SDIFF with three sets} {
+        $r sadd set5 0
+        lsort [$r sdiff set1 set4 set5]
+    } {1 2 3 4}
+
+    test {SDIFFSTORE with three sets} {
+        $r sdiffstore sres set1 set4 set5
+        lsort [$r smembers sres]
+    } {1 2 3 4}
+
+    test {SPOP basics} {
+        $r del myset
+        $r sadd myset 1
+        $r sadd myset 2
+        $r sadd myset 3
+        list [lsort [list [$r spop myset] [$r spop myset] [$r spop myset]]] [$r scard myset]
+    } {{1 2 3} 0}
+
     test {SAVE - make sure there are all the types as values} {
+        # Wait for a background saving in progress to terminate
+        waitForBgsave $r
         $r lpush mysavelist hello
         $r lpush mysavelist world
         $r set myemptykey {}
         $r set mynormalkey {blablablba}
+        $r zadd mytestzset a 10
+        $r zadd mytestzset b 20
+        $r zadd mytestzset c 30
         $r save
     } {OK}
+
+    test {SRANDMEMBER} {
+        $r del myset
+        $r sadd myset a
+        $r sadd myset b
+        $r sadd myset c
+        unset -nocomplain myset
+        array set myset {}
+        for {set i 0} {$i < 100} {incr i} {
+            set myset([$r srandmember myset]) 1
+        }
+        lsort [array names myset]
+    } {a b c}
     
     test {Create a random list} {
         set tosort {}
@@ -555,8 +892,17 @@ proc main {server port} {
         $r sort mylist
     } [lsort -real {1.1 5.10 3.10 7.44 2.1 5.75 6.12 0.25 1.15}]
 
+    test {SORT with GET #} {
+        $r del mylist
+        $r lpush mylist 1
+        $r lpush mylist 2
+        $r lpush mylist 3
+        $r mset weight_1 10 weight_2 5 weight_3 30
+        $r sort mylist BY weight_* GET #
+    } {2 1 3}
+
     test {LREM, remove all the occurrences} {
-        $r flushall
+        $r flushdb
         $r rpush mylist foo
         $r rpush mylist bar
         $r rpush mylist foobar
@@ -580,7 +926,7 @@ proc main {server port} {
     } {{foobar foobared zap test foo} 0}
 
     test {LREM, starting from tail with negative count} {
-        $r flushall
+        $r flushdb
         $r rpush mylist foo
         $r rpush mylist bar
         $r rpush mylist foobar
@@ -599,8 +945,16 @@ proc main {server port} {
         list [$r lrange mylist 0 -1] $res
     } {{foo bar foobar foobared zap test} 2}
 
+    test {LREM, deleting objects that may be encoded as integers} {
+        $r lpush myotherlist 1
+        $r lpush myotherlist 2
+        $r lpush myotherlist 3
+        $r lrem myotherlist 1 2
+        $r llen myotherlist
+    } {2}
+
     test {MGET} {
-        $r flushall
+        $r flushdb
         $r set foo BAR
         $r set bar FOO
         $r mget foo bar
@@ -617,7 +971,7 @@ proc main {server port} {
     } {BAR {} FOO {}}
 
     test {RANDOMKEY} {
-        $r flushall
+        $r flushdb
         $r set foo x
         $r set bar y
         set foo_seen 0
@@ -635,12 +989,12 @@ proc main {server port} {
     } {1 1}
 
     test {RANDOMKEY against empty DB} {
-        $r flushall
+        $r flushdb
         $r randomkey
     } {}
 
     test {RANDOMKEY regression 1} {
-        $r flushall
+        $r flushdb
         $r set x 10
         $r del x
         $r randomkey
@@ -655,28 +1009,485 @@ proc main {server port} {
         list [$r getset foo xyz] [$r get foo]
     } {bar xyz}
 
-    # Leave the user with a clean DB before to exit
-    test {FLUSHALL} {
-        $r flushall
-        $r dbsize
+    test {SMOVE basics} {
+        $r sadd myset1 a
+        $r sadd myset1 b
+        $r sadd myset1 c
+        $r sadd myset2 x
+        $r sadd myset2 y
+        $r sadd myset2 z
+        $r smove myset1 myset2 a
+        list [lsort [$r smembers myset2]] [lsort [$r smembers myset1]]
+    } {{a x y z} {b c}}
+
+    test {SMOVE non existing key} {
+        list [$r smove myset1 myset2 foo] [lsort [$r smembers myset2]] [lsort [$r smembers myset1]]
+    } {0 {a x y z} {b c}}
+
+    test {SMOVE non existing src set} {
+        list [$r smove noset myset2 foo] [lsort [$r smembers myset2]]
+    } {0 {a x y z}}
+
+    test {SMOVE non existing dst set} {
+        list [$r smove myset2 myset3 y] [lsort [$r smembers myset2]] [lsort [$r smembers myset3]]
+    } {1 {a x z} y}
+
+    test {SMOVE wrong src key type} {
+        $r set x 10
+        catch {$r smove x myset2 foo} err
+        format $err
+    } {ERR*}
+
+    test {SMOVE wrong dst key type} {
+        $r set x 10
+        catch {$r smove myset2 x foo} err
+        format $err
+    } {ERR*}
+
+    test {MSET base case} {
+        $r mset x 10 y "foo bar" z "x x x x x x x\n\n\r\n"
+        $r mget x y z
+    } [list 10 {foo bar} "x x x x x x x\n\n\r\n"]
+
+    test {MSET wrong number of args} {
+        catch {$r mset x 10 y "foo bar" z} err
+        format $err
+    } {*wrong number*}
+
+    test {MSETNX with already existent key} {
+        list [$r msetnx x1 xxx y2 yyy x 20] [$r exists x1] [$r exists y2]
+    } {0 0 0}
+
+    test {MSETNX with not existing keys} {
+        list [$r msetnx x1 xxx y2 yyy] [$r get x1] [$r get y2]
+    } {1 xxx yyy}
+
+    test {MSETNX should remove all the volatile keys even on failure} {
+        $r mset x 1 y 2 z 3
+        $r expire y 10000
+        $r expire z 10000
+        list [$r msetnx x A y B z C] [$r mget x y z]
+    } {0 {1 {} {}}}
+
+    test {ZSET basic ZADD and score update} {
+        $r zadd ztmp 10 x
+        $r zadd ztmp 20 y
+        $r zadd ztmp 30 z
+        set aux1 [$r zrange ztmp 0 -1]
+        $r zadd ztmp 1 y
+        set aux2 [$r zrange ztmp 0 -1]
+        list $aux1 $aux2
+    } {{x y z} {y x z}}
+
+    test {ZCARD basics} {
+        $r zcard ztmp
+    } {3}
+
+    test {ZCARD non existing key} {
+        $r zcard ztmp-blabla
+    } {0}
+
+    test {ZSCORE} {
+        set aux {}
+        set err {}
+        for {set i 0} {$i < 1000} {incr i} {
+            set score [expr rand()]
+            lappend aux $score
+            $r zadd zscoretest $score $i
+        }
+        for {set i 0} {$i < 1000} {incr i} {
+            if {[$r zscore zscoretest $i] != [lindex $aux $i]} {
+                set err "Expected score was [lindex $aux $i] but got [$r zscore zscoretest $i] for element $i"
+                break
+            }
+        }
+        set _ $err
+    } {}
+
+    test {ZSCORE after a DEBUG RELOAD} {
+        set aux {}
+        set err {}
+        $r del zscoretest
+        for {set i 0} {$i < 1000} {incr i} {
+            set score [expr rand()]
+            lappend aux $score
+            $r zadd zscoretest $score $i
+        }
+        $r debug reload
+        for {set i 0} {$i < 1000} {incr i} {
+            if {[$r zscore zscoretest $i] != [lindex $aux $i]} {
+                set err "Expected score was [lindex $aux $i] but got [$r zscore zscoretest $i] for element $i"
+                break
+            }
+        }
+        set _ $err
+    } {}
+
+    test {ZRANGE and ZREVRANGE} {
+        list [$r zrange ztmp 0 -1] [$r zrevrange ztmp 0 -1]
+    } {{y x z} {z x y}}
+
+    test {ZSETs stress tester - sorting is working well?} {
+        set delta 0
+        for {set test 0} {$test < 2} {incr test} {
+            unset -nocomplain auxarray
+            array set auxarray {}
+            set auxlist {}
+            $r del myzset
+            for {set i 0} {$i < 1000} {incr i} {
+                if {$test == 0} {
+                    set score [expr rand()]
+                } else {
+                    set score [expr int(rand()*10)]
+                }
+                set auxarray($i) $score
+                $r zadd myzset $score $i
+                # Random update
+                if {[expr rand()] < .2} {
+                    set j [expr int(rand()*1000)]
+                    if {$test == 0} {
+                        set score [expr rand()]
+                    } else {
+                        set score [expr int(rand()*10)]
+                    }
+                    set auxarray($j) $score
+                    $r zadd myzset $score $j
+                }
+            }
+            foreach {item score} [array get auxarray] {
+                lappend auxlist [list $score $item]
+            }
+            set sorted [lsort -command zlistAlikeSort $auxlist]
+            set auxlist {}
+            foreach x $sorted {
+                lappend auxlist [lindex $x 1]
+            }
+            set fromredis [$r zrange myzset 0 -1]
+            set delta 0
+            for {set i 0} {$i < [llength $fromredis]} {incr i} {
+                if {[lindex $fromredis $i] != [lindex $auxlist $i]} {
+                    incr delta
+                }
+            }
+        }
+        format $delta
     } {0}
 
+    test {ZINCRBY - can create a new sorted set} {
+        $r del zset
+        $r zincrby zset 1 foo
+        list [$r zrange zset 0 -1] [$r zscore zset foo]
+    } {foo 1}
+
+    test {ZINCRBY - increment and decrement} {
+        $r zincrby zset 2 foo
+        $r zincrby zset 1 bar
+        set v1 [$r zrange zset 0 -1]
+        $r zincrby zset 10 bar
+        $r zincrby zset -5 foo
+        $r zincrby zset -5 bar
+        set v2 [$r zrange zset 0 -1]
+        list $v1 $v2 [$r zscore zset foo] [$r zscore zset bar]
+    } {{bar foo} {foo bar} -2 6}
+
+    test {ZRANGEBYSCORE basics} {
+        $r del zset
+        $r zadd zset 1 a
+        $r zadd zset 2 b
+        $r zadd zset 3 c
+        $r zadd zset 4 d
+        $r zadd zset 5 e
+        $r zrangebyscore zset 2 4
+    } {b c d}
+
+    test {ZRANGEBYSCORE fuzzy test, 100 ranges in 1000 elements sorted set} {
+        set err {}
+        $r del zset
+        for {set i 0} {$i < 1000} {incr i} {
+            $r zadd zset [expr rand()] $i
+        }
+        for {set i 0} {$i < 100} {incr i} {
+            set min [expr rand()]
+            set max [expr rand()]
+            if {$min > $max} {
+                set aux $min
+                set min $max
+                set max $aux
+            }
+            set low [$r zrangebyscore zset -inf $min]
+            set ok [$r zrangebyscore zset $min $max]
+            set high [$r zrangebyscore zset $max +inf]
+            foreach x $low {
+                set score [$r zscore zset $x]
+                if {$score > $min} {
+                    append err "Error, score for $x is $score > $min\n"
+                }
+            }
+            foreach x $ok {
+                set score [$r zscore zset $x]
+                if {$score < $min || $score > $max} {
+                    append err "Error, score for $x is $score outside $min-$max range\n"
+                }
+            }
+            foreach x $high {
+                set score [$r zscore zset $x]
+                if {$score < $max} {
+                    append err "Error, score for $x is $score < $max\n"
+                }
+            }
+        }
+        set _ $err
+    } {}
+
+    test {ZRANGEBYSCORE with LIMIT} {
+        $r del zset
+        $r zadd zset 1 a
+        $r zadd zset 2 b
+        $r zadd zset 3 c
+        $r zadd zset 4 d
+        $r zadd zset 5 e
+        list \
+            [$r zrangebyscore zset 0 10 LIMIT 0 2] \
+            [$r zrangebyscore zset 0 10 LIMIT 2 3] \
+            [$r zrangebyscore zset 0 10 LIMIT 2 10] \
+            [$r zrangebyscore zset 0 10 LIMIT 20 10]
+    } {{a b} {c d e} {c d e} {}}
+
+    test {ZREMRANGE basics} {
+        $r del zset
+        $r zadd zset 1 a
+        $r zadd zset 2 b
+        $r zadd zset 3 c
+        $r zadd zset 4 d
+        $r zadd zset 5 e
+        list [$r zremrangebyscore zset 2 4] [$r zrange zset 0 -1]
+    } {3 {a e}}
+
+    test {ZREMRANGE from -inf to +inf} {
+        $r del zset
+        $r zadd zset 1 a
+        $r zadd zset 2 b
+        $r zadd zset 3 c
+        $r zadd zset 4 d
+        $r zadd zset 5 e
+        list [$r zremrangebyscore zset -inf +inf] [$r zrange zset 0 -1]
+    } {5 {}}
+
+    test {SORT against sorted sets} {
+        $r del zset
+        $r zadd zset 1 a
+        $r zadd zset 5 b
+        $r zadd zset 2 c
+        $r zadd zset 10 d
+        $r zadd zset 3 e
+        $r sort zset alpha desc
+    } {e d c b a}
+
+    test {Sorted sets +inf and -inf handling} {
+        $r del zset
+        $r zadd zset -100 a
+        $r zadd zset 200 b
+        $r zadd zset -300 c
+        $r zadd zset 1000000 d
+        $r zadd zset +inf max
+        $r zadd zset -inf min
+        $r zrange zset 0 -1
+    } {min c a b d max}
+
+    test {EXPIRE - don't set timeouts multiple times} {
+        $r set x foobar
+        set v1 [$r expire x 5]
+        set v2 [$r ttl x]
+        set v3 [$r expire x 10]
+        set v4 [$r ttl x]
+        list $v1 $v2 $v3 $v4
+    } {1 5 0 5}
+
+    test {EXPIRE - It should be still possible to read 'x'} {
+        $r get x
+    } {foobar}
+
+    test {EXPIRE - After 6 seconds the key should no longer be here} {
+        after 6000
+        list [$r get x] [$r exists x]
+    } {{} 0}
+
+    test {EXPIRE - Delete on write policy} {
+        $r del x
+        $r lpush x foo
+        $r expire x 1000
+        $r lpush x bar
+        $r lrange x 0 -1
+    } {bar}
+
+    test {EXPIREAT - Check for EXPIRE alike behavior} {
+        $r del x
+        $r set x foo
+        $r expireat x [expr [clock seconds]+15]
+        $r ttl x
+    } {1[345]}
+
+    test {ZSETs skiplist implementation backlink consistency test} {
+        set diff 0
+        set elements 10000
+        for {set j 0} {$j < $elements} {incr j} {
+            $r zadd myzset [expr rand()] "Element-$j"
+            $r zrem myzset "Element-[expr int(rand()*$elements)]"
+        }
+        set l1 [$r zrange myzset 0 -1]
+        set l2 [$r zrevrange myzset 0 -1]
+        for {set j 0} {$j < [llength $l1]} {incr j} {
+            if {[lindex $l1 $j] ne [lindex $l2 end-$j]} {
+                incr diff
+            }
+        }
+        format $diff
+    } {0}
+
+    foreach fuzztype {binary alpha compr} {
+        test "FUZZ stresser with data model $fuzztype" {
+            set err 0
+            for {set i 0} {$i < 10000} {incr i} {
+                set fuzz [randstring 0 512 $fuzztype]
+                $r set foo $fuzz
+                set got [$r get foo]
+                if {$got ne $fuzz} {
+                    set err [list $fuzz $got]
+                    break
+                }
+            }
+            set _ $err
+        } {0}
+    }
+
+    test {BGSAVE} {
+        $r flushdb
+        $r save
+        $r set x 10
+        $r bgsave
+        waitForBgsave $r
+        $r debug reload
+        $r get x
+    } {10}
+
+    test {Handle an empty query well} {
+        set fd [$r channel]
+        puts -nonewline $fd "\r\n"
+        flush $fd
+        $r ping
+    } {PONG}
+
+    test {Negative multi bulk command does not create problems} {
+        set fd [$r channel]
+        puts -nonewline $fd "*-10\r\n"
+        flush $fd
+        $r ping
+    } {PONG}
+
+    test {Negative multi bulk payload} {
+        set fd [$r channel]
+        puts -nonewline $fd "SET x -10\r\n"
+        flush $fd
+        gets $fd
+    } {*invalid bulk*}
+
+    test {Too big bulk payload} {
+        set fd [$r channel]
+        puts -nonewline $fd "SET x 2000000000\r\n"
+        flush $fd
+        gets $fd
+    } {*invalid bulk*count*}
+
+    test {Multi bulk request not followed by bulk args} {
+        set fd [$r channel]
+        puts -nonewline $fd "*1\r\nfoo\r\n"
+        flush $fd
+        gets $fd
+    } {*protocol error*}
+
+    test {Generic wrong number of args} {
+        catch {$r ping x y z} err
+        set _ $err
+    } {*wrong*arguments*ping*}
+
+    test {SELECT an out of range DB} {
+        catch {$r select 1000000} err
+        set _ $err
+    } {*invalid*}
+
+    if {![catch {package require sha1}]} {
+        test {Check consistency of different data types after a reload} {
+            $r flushdb
+            createComplexDataset $r 10000
+            set sha1 [datasetDigest $r]
+            $r debug reload
+            set sha1_after [datasetDigest $r]
+            expr {$sha1 eq $sha1_after}
+        } {1}
+
+        test {Same dataset digest if saving/reloading as AOF?} {
+            $r bgrewriteaof
+            waitForBgrewriteaof $r
+            $r debug loadaof
+            set sha1_after [datasetDigest $r]
+            expr {$sha1 eq $sha1_after}
+        } {1}
+    }
+
+    test {EXPIRES after a reload (snapshot + append only file)} {
+        $r flushdb
+        $r set x 10
+        $r expire x 1000
+        $r save
+        $r debug reload
+        set ttl [$r ttl x]
+        set e1 [expr {$ttl > 900 && $ttl <= 1000}]
+        $r bgrewriteaof
+        waitForBgrewriteaof $r
+        set ttl [$r ttl x]
+        set e2 [expr {$ttl > 900 && $ttl <= 1000}]
+        list $e1 $e2
+    } {1 1}
+
+    # Leave the user with a clean DB before to exit
+    test {FLUSHDB} {
+        set aux {}
+        $r select 9
+        $r flushdb
+        lappend aux [$r dbsize]
+        $r select 10
+        $r flushdb
+        lappend aux [$r dbsize]
+    } {0 0}
+
+    test {Perform a final SAVE to leave a clean DB on disk} {
+        $r save
+    } {OK}
+
+    catch {
+        if {[string match {*Darwin*} [exec uname -a]]} {
+            test {Check for memory leaks} {
+                exec leaks redis-server
+            } {*0 leaks*}
+        }
+    }
+
     puts "\n[expr $::passed+$::failed] tests, $::passed passed, $::failed failed"
     if {$::failed > 0} {
         puts "\n*** WARNING!!! $::failed FAILED TESTS ***\n"
     }
-    close $fd
 }
 
 proc stress {} {
     set r [redis]
-    $r flushall
+    $r select 9
+    $r flushdb
     while 1 {
         set randkey [expr int(rand()*10000)]
         set randval [expr int(rand()*10000)]
         set randidx0 [expr int(rand()*10)]
         set randidx1 [expr int(rand()*10)]
-        set cmd [expr int(rand()*10)]
+        set cmd [expr int(rand()*20)]
         catch {
             if {$cmd == 0} {$r set $randkey $randval}
             if {$cmd == 1} {$r get $randkey}
@@ -684,20 +1495,80 @@ proc stress {} {
             if {$cmd == 3} {$r lpush $randkey $randval}
             if {$cmd == 4} {$r rpop $randkey}
             if {$cmd == 5} {$r del $randkey}
-            if {$cmd == 6} {$r lrange $randkey $randidx0 $randidx1}
-            if {$cmd == 7} {$r ltrim $randkey $randidx0 $randidx1}
-            if {$cmd == 8} {$r lindex $randkey $randidx0}
-            if {$cmd == 9} {$r lset $randkey $randidx0 $randval}
+            if {$cmd == 6} {$r llen $randkey}
+            if {$cmd == 7} {$r lrange $randkey $randidx0 $randidx1}
+            if {$cmd == 8} {$r ltrim $randkey $randidx0 $randidx1}
+            if {$cmd == 9} {$r lindex $randkey $randidx0}
+            if {$cmd == 10} {$r lset $randkey $randidx0 $randval}
+            if {$cmd == 11} {$r sadd $randkey $randval}
+            if {$cmd == 12} {$r srem $randkey $randval}
+            if {$cmd == 13} {$r smove $randkey $randval}
+            if {$cmd == 14} {$r scard $randkey}
+            if {$cmd == 15} {$r expire $randkey [expr $randval%60]}
         }
         flush stdout
     }
+    $r flushdb
     $r close
 }
 
-if {[llength $argv] == 0} {
-    main 127.0.0.1 6379
-} elseif {[llength $argv] == 1 && [lindex $argv 0] eq {stress}} {
+# Set a few configuration defaults
+set ::host 127.0.0.1
+set ::port 6379
+set ::stress 0
+set ::flush 0
+set ::first 0
+set ::last 1000000
+
+# Parse arguments
+for {set j 0} {$j < [llength $argv]} {incr j} {
+    set opt [lindex $argv $j]
+    set arg [lindex $argv [expr $j+1]]
+    set lastarg [expr {$arg eq {}}]
+    if {$opt eq {-h} && !$lastarg} {
+        set ::host $arg
+        incr j
+    } elseif {$opt eq {-p} && !$lastarg} {
+        set ::port $arg
+        incr j
+    } elseif {$opt eq {-stress}} {
+        set ::stress 1
+    } elseif {$opt eq {--flush}} {
+        set ::flush 1
+    } elseif {$opt eq {--first} && !$lastarg} {
+        set ::first $arg
+        incr j
+    } elseif {$opt eq {--last} && !$lastarg} {
+        set ::last $arg
+        incr j
+    } else {
+        puts "Wrong argument: $opt"
+        exit 1
+    }
+}
+
+# Before to run the test check if DB 9 and DB 10 are empty
+set r [redis]
+
+if {$::flush} {
+    $r flushall
+}
+
+$r select 9
+set db9size [$r dbsize]
+$r select 10
+set db10size [$r dbsize]
+if {$db9size != 0 || $db10size != 0} {
+    puts "Can't run the tests against DB 9 and 10: DBs are not empty."
+    exit 1
+}
+$r close
+unset r
+unset db9size
+unset db10size
+
+if {$::stress} {
     stress
 } else {
-    main [lindex $argv 0] [lindex $argv 1]
+    main $::host $::port
 }