set e
} {*not allowed after*}
+ test {EVAL - No arguments to redis.call/pcall is considered an error} {
+ set e {}
+ catch {r eval {return redis.call()} 0} e
+ set e
+ } {*one argument*}
+
test {EVAL - redis.call variant raises a Lua error on Redis cmd error (1)} {
set e {}
catch {
r eval {return redis.call('smembers','myset')} 0
} {a aa aaa azz b c d e f g h i l m n o p q r s t u v z}
- test "SORT is normally not re-ordered by the scripting engine" {
+ test "SORT is normally not alpha re-ordered for the scripting engine" {
r del myset
r sadd myset 1 2 3 4 10
r eval {return redis.call('sort','myset','desc')} 0
} {10 4 3 2 1}
- test "SORT BY <constant> output gets ordered by scripting" {
+ test "SORT BY <constant> output gets ordered for scripting" {
r del myset
r sadd myset a b c d e f g h i l m n o p q r s t u v z aa aaa azz
r eval {return redis.call('sort','myset','by','_')} 0
} {a aa aaa azz b c d e f g h i l m n o p q r s t u v z}
- test "SORT output containing NULLs is well handled by scripting" {
+ test "SORT BY <constant> with GET gets ordered for scripting" {
r del myset
r sadd myset a b c
r eval {return redis.call('sort','myset','by','_','get','#','get','_:*')} 0
- } {{} {} {} a b c}
+ } {a {} b {} c {}}
test "redis.sha1hex() implementation" {
list [r eval {return redis.sha1hex('')} 0] \
catch {r eval {a=10} 0} e
set e
} {*ERR*attempted to create global*}
+
+ test {Test an example script DECR_IF_GT} {
+ set decr_if_gt {
+ local current
+
+ current = redis.call('get',KEYS[1])
+ if not current then return nil end
+ if current > ARGV[1] then
+ return redis.call('decr',KEYS[1])
+ else
+ return redis.call('get',KEYS[1])
+ end
+ }
+ r set foo 5
+ set res {}
+ lappend res [r eval $decr_if_gt 1 foo 2]
+ lappend res [r eval $decr_if_gt 1 foo 2]
+ lappend res [r eval $decr_if_gt 1 foo 2]
+ lappend res [r eval $decr_if_gt 1 foo 2]
+ lappend res [r eval $decr_if_gt 1 foo 2]
+ set res
+ } {4 3 2 2 2}
+
+ test {Scripting engine resets PRNG at every script execution} {
+ set rand1 [r eval {return tostring(math.random())} 0]
+ set rand2 [r eval {return tostring(math.random())} 0]
+ assert_equal $rand1 $rand2
+ }
+
+ test {Scripting engine PRNG can be seeded correctly} {
+ set rand1 [r eval {
+ math.randomseed(ARGV[1]); return tostring(math.random())
+ } 0 10]
+ set rand2 [r eval {
+ math.randomseed(ARGV[1]); return tostring(math.random())
+ } 0 10]
+ set rand3 [r eval {
+ math.randomseed(ARGV[1]); return tostring(math.random())
+ } 0 20]
+ assert_equal $rand1 $rand2
+ assert {$rand2 ne $rand3}
+ }
+}
+
+# Start a new server since the last test in this stanza will kill the
+# instance at all.
+start_server {tags {"scripting"}} {
+ test {Timedout read-only scripts can be killed by SCRIPT KILL} {
+ set rd [redis_deferring_client]
+ r config set lua-time-limit 10
+ $rd eval {while true do end} 0
+ after 200
+ catch {r ping} e
+ assert_match {BUSY*} $e
+ r script kill
+ assert_equal [r ping] "PONG"
+ }
+
+ test {Timedout scripts that modified data can't be killed by SCRIPT KILL} {
+ set rd [redis_deferring_client]
+ r config set lua-time-limit 10
+ $rd eval {redis.call('set','x','y'); while true do end} 0
+ after 200
+ catch {r ping} e
+ assert_match {BUSY*} $e
+ catch {r script kill} e
+ assert_match {UNKILLABLE*} $e
+ catch {r ping} e
+ assert_match {BUSY*} $e
+ }
+
+ test {SHUTDOWN NOSAVE can kill a timedout script anyway} {
+ # The server sould be still unresponding to normal commands.
+ catch {r ping} e
+ assert_match {BUSY*} $e
+ catch {r shutdown nosave}
+ # Make sure the server was killed
+ catch {set rd [redis_deferring_client]} e
+ assert_match {*connection refused*} $e
+ }
}
start_server {tags {"scripting repl"}} {
test {Connect a slave to the main instance} {
r -1 slaveof [srv 0 host] [srv 0 port]
- after 1000
- s -1 role
- } {slave}
+ wait_for_condition 50 100 {
+ [s -1 role] eq {slave} &&
+ [string match {*master_link_status:up*} [r -1 info replication]]
+ } else {
+ fail "Can't turn the instance into a slave"
+ }
+ }
test {Now use EVALSHA against the master} {
r evalsha ae3477e27be955de7e1bc9adfdca626b478d3cb2 0
} {2}
- if {$::valgrind} {after 2000} else {after 100}
-
test {If EVALSHA was replicated as EVAL the slave should be ok} {
- r -1 get x
- } {2}
+ wait_for_condition 50 100 {
+ [r -1 get x] eq {2}
+ } else {
+ fail "Expected 2 in x, but value is '[r -1 get x]'"
+ }
+ }
+
+ test {Replication of script multiple pushes to list with BLPOP} {
+ set rd [redis_deferring_client]
+ $rd brpop a 0
+ r eval {
+ redis.call("lpush","a","1");
+ redis.call("lpush","a","2");
+ } 0
+ set res [$rd read]
+ $rd close
+ wait_for_condition 50 100 {
+ [r -1 lrange a 0 -1] eq [r lrange a 0 -1]
+ } else {
+ fail "Expected list 'a' in slave and master to be the same, but they are respectively '[r -1 lrange a 0 -1]' and '[r lrange a 0 -1]'"
+ }
+ set res
+ } {a 1}
}
}