X-Git-Url: https://git.saurik.com/redis.git/blobdiff_plain/ef23f3ac920c4cc1f403a2765455e455b03101bd..9bd0e097aa19b697757cdb73dd447e2c6f4960c6:/tests/unit/scripting.tcl diff --git a/tests/unit/scripting.tcl b/tests/unit/scripting.tcl index 48a25e4e..6d60e419 100644 --- a/tests/unit/scripting.tcl +++ b/tests/unit/scripting.tcl @@ -145,6 +145,12 @@ start_server {tags {"scripting"}} { 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 { @@ -190,6 +196,125 @@ start_server {tags {"scripting"}} { [r script load "return 'loaded'"] \ [r evalsha b534286061d4b9e4026607613b95c06c06015ae8 0] } {b534286061d4b9e4026607613b95c06c06015ae8 loaded} + + test "In the context of Lua the output of random commands gets ordered" { + 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('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" { + 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 output gets ordered by 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" { + r del myset + r sadd myset a b c + r eval {return redis.call('sort','myset','by','_','get','#','get','_:*')} 0 + } {{} {} {} a b c} + + test "redis.sha1hex() implementation" { + list [r eval {return redis.sha1hex('')} 0] \ + [r eval {return redis.sha1hex('Pizza & Mandolino')} 0] + } {da39a3ee5e6b4b0d3255bfef95601890afd80709 74822d82031af7493c20eefa13bd07ec4fada82f} + + test {Globals protection reading an undeclared global variable} { + catch {r eval {return a} 0} e + set e + } {*ERR*attempted to access unexisting global*} + + test {Globals protection setting an undeclared global*} { + 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 {ERR*} $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*} $e + } } start_server {tags {"scripting repl"}} { @@ -200,18 +325,24 @@ start_server {tags {"scripting repl"}} { test {Connect a slave to the main instance} { r -1 slaveof [srv 0 host] [srv 0 port] - after 1000 - s -1 role - } {slave} + wait_for_condition 50 100 { + [s -1 role] eq {slave} && + [string match {*master_link_status:up*} [r -1 info replication]] + } else { + fail "Can't turn the instance into a slave" + } + } test {Now use EVALSHA against the master} { r evalsha ae3477e27be955de7e1bc9adfdca626b478d3cb2 0 } {2} - if {$::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]'" + } + } } }