Copyright date fixed in COPYING file.

[redis.git] / tests / unit / scripting.tcl

diff --git a/tests/unit/scripting.tcl b/tests/unit/scripting.tcl
index a9aae7b8c652f757ef5902f38f1bfb79b1e25c95..f96d0fc6489ef878f46780a316b22fdd5d3dd503 100644 (file)
--- a/tests/unit/scripting.tcl
+++ b/tests/unit/scripting.tcl
@@ -145,6 +145,12 @@ start_server {tags {"scripting"}} {
         set e
     } {*not allowed after*}
 
         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 {
     test {EVAL - redis.call variant raises a Lua error on Redis cmd error (1)} {
         set e {}
         catch {


@@ -197,23 +203,23 @@ start_server {tags {"scripting"}} {
         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}
 
         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}
 
         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}
 
         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
         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] \
 
     test "redis.sha1hex() implementation" {
         list [r eval {return redis.sha1hex('')} 0] \


@@ -229,6 +235,86 @@ start_server {tags {"scripting"}} {
         catch {r eval {a=10} 0} e
         set e
     } {*ERR*attempted to create 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 {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"}} {
 }
 
 start_server {tags {"scripting repl"}} {


@@ -239,18 +325,41 @@ start_server {tags {"scripting repl"}} {
 
         test {Connect a slave to the main instance} {
             r -1 slaveof [srv 0 host] [srv 0 port]
 
         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}
 
 
         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} {
         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}

     }
 }
     }
 }