redis/tests/unit/type/zset.tcl

1796 lines
66 KiB
Tcl

start_server {tags {"zset"}} {
proc create_zset {key items} {
r del $key
foreach {score entry} $items {
r zadd $key $score $entry
}
}
proc basics {encoding} {
set original_max_entries [lindex [r config get zset-max-ziplist-entries] 1]
set original_max_value [lindex [r config get zset-max-ziplist-value] 1]
if {$encoding == "ziplist"} {
r config set zset-max-ziplist-entries 128
r config set zset-max-ziplist-value 64
} elseif {$encoding == "skiplist"} {
r config set zset-max-ziplist-entries 0
r config set zset-max-ziplist-value 0
} else {
puts "Unknown sorted set encoding"
exit
}
test "Check encoding - $encoding" {
r del ztmp
r zadd ztmp 10 x
assert_encoding $encoding ztmp
}
test "ZSET basic ZADD and score update - $encoding" {
r del ztmp
r zadd ztmp 10 x
r zadd ztmp 20 y
r zadd ztmp 30 z
assert_equal {x y z} [r zrange ztmp 0 -1]
r zadd ztmp 1 y
assert_equal {y x z} [r zrange ztmp 0 -1]
}
test "ZSET element can't be set to NaN with ZADD - $encoding" {
assert_error "*not*float*" {r zadd myzset nan abc}
}
test "ZSET element can't be set to NaN with ZINCRBY - $encoding" {
assert_error "*not*float*" {r zadd myzset nan abc}
}
test "ZADD with options syntax error with incomplete pair - $encoding" {
r del ztmp
catch {r zadd ztmp xx 10 x 20} err
set err
} {ERR*}
test "ZADD XX option without key - $encoding" {
r del ztmp
assert {[r zadd ztmp xx 10 x] == 0}
assert {[r type ztmp] eq {none}}
}
test "ZADD XX existing key - $encoding" {
r del ztmp
r zadd ztmp 10 x
assert {[r zadd ztmp xx 20 y] == 0}
assert {[r zcard ztmp] == 1}
}
test "ZADD XX returns the number of elements actually added - $encoding" {
r del ztmp
r zadd ztmp 10 x
set retval [r zadd ztmp 10 x 20 y 30 z]
assert {$retval == 2}
}
test "ZADD XX updates existing elements score - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
r zadd ztmp xx 5 foo 11 x 21 y 40 zap
assert {[r zcard ztmp] == 3}
assert {[r zscore ztmp x] == 11}
assert {[r zscore ztmp y] == 21}
}
test "ZADD GT updates existing elements when new scores are greater - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
assert {[r zadd ztmp gt ch 5 foo 11 x 21 y 29 z] == 3}
assert {[r zcard ztmp] == 4}
assert {[r zscore ztmp x] == 11}
assert {[r zscore ztmp y] == 21}
assert {[r zscore ztmp z] == 30}
}
test "ZADD LT updates existing elements when new scores are lower - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
assert {[r zadd ztmp lt ch 5 foo 11 x 21 y 29 z] == 2}
assert {[r zcard ztmp] == 4}
assert {[r zscore ztmp x] == 10}
assert {[r zscore ztmp y] == 20}
assert {[r zscore ztmp z] == 29}
}
test "ZADD GT XX updates existing elements when new scores are greater and skips new elements - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
assert {[r zadd ztmp gt xx ch 5 foo 11 x 21 y 29 z] == 2}
assert {[r zcard ztmp] == 3}
assert {[r zscore ztmp x] == 11}
assert {[r zscore ztmp y] == 21}
assert {[r zscore ztmp z] == 30}
}
test "ZADD LT XX updates existing elements when new scores are lower and skips new elements - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
assert {[r zadd ztmp lt xx ch 5 foo 11 x 21 y 29 z] == 1}
assert {[r zcard ztmp] == 3}
assert {[r zscore ztmp x] == 10}
assert {[r zscore ztmp y] == 20}
assert {[r zscore ztmp z] == 29}
}
test "ZADD XX and NX are not compatible - $encoding" {
r del ztmp
catch {r zadd ztmp xx nx 10 x} err
set err
} {ERR*}
test "ZADD NX with non existing key - $encoding" {
r del ztmp
r zadd ztmp nx 10 x 20 y 30 z
assert {[r zcard ztmp] == 3}
}
test "ZADD NX only add new elements without updating old ones - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
assert {[r zadd ztmp nx 11 x 21 y 100 a 200 b] == 2}
assert {[r zscore ztmp x] == 10}
assert {[r zscore ztmp y] == 20}
assert {[r zscore ztmp a] == 100}
assert {[r zscore ztmp b] == 200}
}
test "ZADD GT and NX are not compatible - $encoding" {
r del ztmp
catch {r zadd ztmp gt nx 10 x} err
set err
} {ERR*}
test "ZADD LT and NX are not compatible - $encoding" {
r del ztmp
catch {r zadd ztmp lt nx 10 x} err
set err
} {ERR*}
test "ZADD LT and GT are not compatible - $encoding" {
r del ztmp
catch {r zadd ztmp lt gt 10 x} err
set err
} {ERR*}
test "ZADD INCR LT/GT replies with nill if score not updated - $encoding" {
r del ztmp
r zadd ztmp 28 x
assert {[r zadd ztmp lt incr 1 x] eq {}}
assert {[r zscore ztmp x] == 28}
assert {[r zadd ztmp gt incr -1 x] eq {}}
assert {[r zscore ztmp x] == 28}
}
test "ZADD INCR LT/GT with inf - $encoding" {
r del ztmp
r zadd ztmp +inf x -inf y
assert {[r zadd ztmp lt incr 1 x] eq {}}
assert {[r zscore ztmp x] == inf}
assert {[r zadd ztmp gt incr -1 x] eq {}}
assert {[r zscore ztmp x] == inf}
assert {[r zadd ztmp lt incr -1 x] eq {}}
assert {[r zscore ztmp x] == inf}
assert {[r zadd ztmp gt incr 1 x] eq {}}
assert {[r zscore ztmp x] == inf}
assert {[r zadd ztmp lt incr 1 y] eq {}}
assert {[r zscore ztmp y] == -inf}
assert {[r zadd ztmp gt incr -1 y] eq {}}
assert {[r zscore ztmp y] == -inf}
assert {[r zadd ztmp lt incr -1 y] eq {}}
assert {[r zscore ztmp y] == -inf}
assert {[r zadd ztmp gt incr 1 y] eq {}}
assert {[r zscore ztmp y] == -inf}
}
test "ZADD INCR works like ZINCRBY - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
r zadd ztmp INCR 15 x
assert {[r zscore ztmp x] == 25}
}
test "ZADD INCR works with a single score-elemenet pair - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
catch {r zadd ztmp INCR 15 x 10 y} err
set err
} {ERR*}
test "ZADD CH option changes return value to all changed elements - $encoding" {
r del ztmp
r zadd ztmp 10 x 20 y 30 z
assert {[r zadd ztmp 11 x 21 y 30 z] == 0}
assert {[r zadd ztmp ch 12 x 22 y 30 z] == 2}
}
test "ZINCRBY calls leading to NaN result in error - $encoding" {
r zincrby myzset +inf abc
assert_error "*NaN*" {r zincrby myzset -inf abc}
}
test {ZADD - Variadic version base case - $encoding} {
r del myzset
list [r zadd myzset 10 a 20 b 30 c] [r zrange myzset 0 -1 withscores]
} {3 {a 10 b 20 c 30}}
test {ZADD - Return value is the number of actually added items - $encoding} {
list [r zadd myzset 5 x 20 b 30 c] [r zrange myzset 0 -1 withscores]
} {1 {x 5 a 10 b 20 c 30}}
test {ZADD - Variadic version does not add nothing on single parsing err - $encoding} {
r del myzset
catch {r zadd myzset 10 a 20 b 30.badscore c} e
assert_match {*ERR*not*float*} $e
r exists myzset
} {0}
test {ZADD - Variadic version will raise error on missing arg - $encoding} {
r del myzset
catch {r zadd myzset 10 a 20 b 30 c 40} e
assert_match {*ERR*syntax*} $e
}
test {ZINCRBY does not work variadic even if shares ZADD implementation - $encoding} {
r del myzset
catch {r zincrby myzset 10 a 20 b 30 c} e
assert_match {*ERR*wrong*number*arg*} $e
}
test "ZCARD basics - $encoding" {
r del ztmp
r zadd ztmp 10 a 20 b 30 c
assert_equal 3 [r zcard ztmp]
assert_equal 0 [r zcard zdoesntexist]
}
test "ZREM removes key after last element is removed - $encoding" {
r del ztmp
r zadd ztmp 10 x
r zadd ztmp 20 y
assert_equal 1 [r exists ztmp]
assert_equal 0 [r zrem ztmp z]
assert_equal 1 [r zrem ztmp y]
assert_equal 1 [r zrem ztmp x]
assert_equal 0 [r exists ztmp]
}
test "ZREM variadic version - $encoding" {
r del ztmp
r zadd ztmp 10 a 20 b 30 c
assert_equal 2 [r zrem ztmp x y a b k]
assert_equal 0 [r zrem ztmp foo bar]
assert_equal 1 [r zrem ztmp c]
r exists ztmp
} {0}
test "ZREM variadic version -- remove elements after key deletion - $encoding" {
r del ztmp
r zadd ztmp 10 a 20 b 30 c
r zrem ztmp a b c d e f g
} {3}
test "ZRANGE basics - $encoding" {
r del ztmp
r zadd ztmp 1 a
r zadd ztmp 2 b
r zadd ztmp 3 c
r zadd ztmp 4 d
assert_equal {a b c d} [r zrange ztmp 0 -1]
assert_equal {a b c} [r zrange ztmp 0 -2]
assert_equal {b c d} [r zrange ztmp 1 -1]
assert_equal {b c} [r zrange ztmp 1 -2]
assert_equal {c d} [r zrange ztmp -2 -1]
assert_equal {c} [r zrange ztmp -2 -2]
# out of range start index
assert_equal {a b c} [r zrange ztmp -5 2]
assert_equal {a b} [r zrange ztmp -5 1]
assert_equal {} [r zrange ztmp 5 -1]
assert_equal {} [r zrange ztmp 5 -2]
# out of range end index
assert_equal {a b c d} [r zrange ztmp 0 5]
assert_equal {b c d} [r zrange ztmp 1 5]
assert_equal {} [r zrange ztmp 0 -5]
assert_equal {} [r zrange ztmp 1 -5]
# withscores
assert_equal {a 1 b 2 c 3 d 4} [r zrange ztmp 0 -1 withscores]
}
test "ZREVRANGE basics - $encoding" {
r del ztmp
r zadd ztmp 1 a
r zadd ztmp 2 b
r zadd ztmp 3 c
r zadd ztmp 4 d
assert_equal {d c b a} [r zrevrange ztmp 0 -1]
assert_equal {d c b} [r zrevrange ztmp 0 -2]
assert_equal {c b a} [r zrevrange ztmp 1 -1]
assert_equal {c b} [r zrevrange ztmp 1 -2]
assert_equal {b a} [r zrevrange ztmp -2 -1]
assert_equal {b} [r zrevrange ztmp -2 -2]
# out of range start index
assert_equal {d c b} [r zrevrange ztmp -5 2]
assert_equal {d c} [r zrevrange ztmp -5 1]
assert_equal {} [r zrevrange ztmp 5 -1]
assert_equal {} [r zrevrange ztmp 5 -2]
# out of range end index
assert_equal {d c b a} [r zrevrange ztmp 0 5]
assert_equal {c b a} [r zrevrange ztmp 1 5]
assert_equal {} [r zrevrange ztmp 0 -5]
assert_equal {} [r zrevrange ztmp 1 -5]
# withscores
assert_equal {d 4 c 3 b 2 a 1} [r zrevrange ztmp 0 -1 withscores]
}
test "ZRANK/ZREVRANK basics - $encoding" {
r del zranktmp
r zadd zranktmp 10 x
r zadd zranktmp 20 y
r zadd zranktmp 30 z
assert_equal 0 [r zrank zranktmp x]
assert_equal 1 [r zrank zranktmp y]
assert_equal 2 [r zrank zranktmp z]
assert_equal "" [r zrank zranktmp foo]
assert_equal 2 [r zrevrank zranktmp x]
assert_equal 1 [r zrevrank zranktmp y]
assert_equal 0 [r zrevrank zranktmp z]
assert_equal "" [r zrevrank zranktmp foo]
}
test "ZRANK - after deletion - $encoding" {
r zrem zranktmp y
assert_equal 0 [r zrank zranktmp x]
assert_equal 1 [r zrank zranktmp z]
}
test "ZINCRBY - can create a new sorted set - $encoding" {
r del zset
r zincrby zset 1 foo
assert_equal {foo} [r zrange zset 0 -1]
assert_equal 1 [r zscore zset foo]
}
test "ZINCRBY - increment and decrement - $encoding" {
r zincrby zset 2 foo
r zincrby zset 1 bar
assert_equal {bar foo} [r zrange zset 0 -1]
r zincrby zset 10 bar
r zincrby zset -5 foo
r zincrby zset -5 bar
assert_equal {foo bar} [r zrange zset 0 -1]
assert_equal -2 [r zscore zset foo]
assert_equal 6 [r zscore zset bar]
}
test "ZINCRBY return value - $encoding" {
r del ztmp
set retval [r zincrby ztmp 1.0 x]
assert {$retval == 1.0}
}
proc create_default_zset {} {
create_zset zset {-inf a 1 b 2 c 3 d 4 e 5 f +inf g}
}
test "ZRANGEBYSCORE/ZREVRANGEBYSCORE/ZCOUNT basics - $encoding" {
create_default_zset
# inclusive range
assert_equal {a b c} [r zrangebyscore zset -inf 2]
assert_equal {b c d} [r zrangebyscore zset 0 3]
assert_equal {d e f} [r zrangebyscore zset 3 6]
assert_equal {e f g} [r zrangebyscore zset 4 +inf]
assert_equal {c b a} [r zrevrangebyscore zset 2 -inf]
assert_equal {d c b} [r zrevrangebyscore zset 3 0]
assert_equal {f e d} [r zrevrangebyscore zset 6 3]
assert_equal {g f e} [r zrevrangebyscore zset +inf 4]
assert_equal 3 [r zcount zset 0 3]
# exclusive range
assert_equal {b} [r zrangebyscore zset (-inf (2]
assert_equal {b c} [r zrangebyscore zset (0 (3]
assert_equal {e f} [r zrangebyscore zset (3 (6]
assert_equal {f} [r zrangebyscore zset (4 (+inf]
assert_equal {b} [r zrevrangebyscore zset (2 (-inf]
assert_equal {c b} [r zrevrangebyscore zset (3 (0]
assert_equal {f e} [r zrevrangebyscore zset (6 (3]
assert_equal {f} [r zrevrangebyscore zset (+inf (4]
assert_equal 2 [r zcount zset (0 (3]
# test empty ranges
r zrem zset a
r zrem zset g
# inclusive
assert_equal {} [r zrangebyscore zset 4 2]
assert_equal {} [r zrangebyscore zset 6 +inf]
assert_equal {} [r zrangebyscore zset -inf -6]
assert_equal {} [r zrevrangebyscore zset +inf 6]
assert_equal {} [r zrevrangebyscore zset -6 -inf]
# exclusive
assert_equal {} [r zrangebyscore zset (4 (2]
assert_equal {} [r zrangebyscore zset 2 (2]
assert_equal {} [r zrangebyscore zset (2 2]
assert_equal {} [r zrangebyscore zset (6 (+inf]
assert_equal {} [r zrangebyscore zset (-inf (-6]
assert_equal {} [r zrevrangebyscore zset (+inf (6]
assert_equal {} [r zrevrangebyscore zset (-6 (-inf]
# empty inner range
assert_equal {} [r zrangebyscore zset 2.4 2.6]
assert_equal {} [r zrangebyscore zset (2.4 2.6]
assert_equal {} [r zrangebyscore zset 2.4 (2.6]
assert_equal {} [r zrangebyscore zset (2.4 (2.6]
}
test "ZRANGEBYSCORE with WITHSCORES - $encoding" {
create_default_zset
assert_equal {b 1 c 2 d 3} [r zrangebyscore zset 0 3 withscores]
assert_equal {d 3 c 2 b 1} [r zrevrangebyscore zset 3 0 withscores]
}
test "ZRANGEBYSCORE with LIMIT - $encoding" {
create_default_zset
assert_equal {b c} [r zrangebyscore zset 0 10 LIMIT 0 2]
assert_equal {d e f} [r zrangebyscore zset 0 10 LIMIT 2 3]
assert_equal {d e f} [r zrangebyscore zset 0 10 LIMIT 2 10]
assert_equal {} [r zrangebyscore zset 0 10 LIMIT 20 10]
assert_equal {f e} [r zrevrangebyscore zset 10 0 LIMIT 0 2]
assert_equal {d c b} [r zrevrangebyscore zset 10 0 LIMIT 2 3]
assert_equal {d c b} [r zrevrangebyscore zset 10 0 LIMIT 2 10]
assert_equal {} [r zrevrangebyscore zset 10 0 LIMIT 20 10]
}
test "ZRANGEBYSCORE with LIMIT and WITHSCORES - $encoding" {
create_default_zset
assert_equal {e 4 f 5} [r zrangebyscore zset 2 5 LIMIT 2 3 WITHSCORES]
assert_equal {d 3 c 2} [r zrevrangebyscore zset 5 2 LIMIT 2 3 WITHSCORES]
assert_equal {} [r zrangebyscore zset 2 5 LIMIT 12 13 WITHSCORES]
}
test "ZRANGEBYSCORE with non-value min or max - $encoding" {
assert_error "*not*float*" {r zrangebyscore fooz str 1}
assert_error "*not*float*" {r zrangebyscore fooz 1 str}
assert_error "*not*float*" {r zrangebyscore fooz 1 NaN}
}
proc create_default_lex_zset {} {
create_zset zset {0 alpha 0 bar 0 cool 0 down
0 elephant 0 foo 0 great 0 hill
0 omega}
}
test "ZRANGEBYLEX/ZREVRANGEBYLEX/ZLEXCOUNT basics - $encoding" {
create_default_lex_zset
# inclusive range
assert_equal {alpha bar cool} [r zrangebylex zset - \[cool]
assert_equal {bar cool down} [r zrangebylex zset \[bar \[down]
assert_equal {great hill omega} [r zrangebylex zset \[g +]
assert_equal {cool bar alpha} [r zrevrangebylex zset \[cool -]
assert_equal {down cool bar} [r zrevrangebylex zset \[down \[bar]
assert_equal {omega hill great foo elephant down} [r zrevrangebylex zset + \[d]
assert_equal 3 [r zlexcount zset \[ele \[h]
# exclusive range
assert_equal {alpha bar} [r zrangebylex zset - (cool]
assert_equal {cool} [r zrangebylex zset (bar (down]
assert_equal {hill omega} [r zrangebylex zset (great +]
assert_equal {bar alpha} [r zrevrangebylex zset (cool -]
assert_equal {cool} [r zrevrangebylex zset (down (bar]
assert_equal {omega hill} [r zrevrangebylex zset + (great]
assert_equal 2 [r zlexcount zset (ele (great]
# inclusive and exclusive
assert_equal {} [r zrangebylex zset (az (b]
assert_equal {} [r zrangebylex zset (z +]
assert_equal {} [r zrangebylex zset - \[aaaa]
assert_equal {} [r zrevrangebylex zset \[elez \[elex]
assert_equal {} [r zrevrangebylex zset (hill (omega]
}
test "ZLEXCOUNT advanced - $encoding" {
create_default_lex_zset
assert_equal 9 [r zlexcount zset - +]
assert_equal 0 [r zlexcount zset + -]
assert_equal 0 [r zlexcount zset + \[c]
assert_equal 0 [r zlexcount zset \[c -]
assert_equal 8 [r zlexcount zset \[bar +]
assert_equal 5 [r zlexcount zset \[bar \[foo]
assert_equal 4 [r zlexcount zset \[bar (foo]
assert_equal 4 [r zlexcount zset (bar \[foo]
assert_equal 3 [r zlexcount zset (bar (foo]
assert_equal 5 [r zlexcount zset - (foo]
assert_equal 1 [r zlexcount zset (maxstring +]
}
test "ZRANGEBYSLEX with LIMIT - $encoding" {
create_default_lex_zset
assert_equal {alpha bar} [r zrangebylex zset - \[cool LIMIT 0 2]
assert_equal {bar cool} [r zrangebylex zset - \[cool LIMIT 1 2]
assert_equal {} [r zrangebylex zset \[bar \[down LIMIT 0 0]
assert_equal {} [r zrangebylex zset \[bar \[down LIMIT 2 0]
assert_equal {bar} [r zrangebylex zset \[bar \[down LIMIT 0 1]
assert_equal {cool} [r zrangebylex zset \[bar \[down LIMIT 1 1]
assert_equal {bar cool down} [r zrangebylex zset \[bar \[down LIMIT 0 100]
assert_equal {omega hill great foo elephant} [r zrevrangebylex zset + \[d LIMIT 0 5]
assert_equal {omega hill great foo} [r zrevrangebylex zset + \[d LIMIT 0 4]
}
test "ZRANGEBYLEX with invalid lex range specifiers - $encoding" {
assert_error "*not*string*" {r zrangebylex fooz foo bar}
assert_error "*not*string*" {r zrangebylex fooz \[foo bar}
assert_error "*not*string*" {r zrangebylex fooz foo \[bar}
assert_error "*not*string*" {r zrangebylex fooz +x \[bar}
assert_error "*not*string*" {r zrangebylex fooz -x \[bar}
}
test "ZREMRANGEBYSCORE basics - $encoding" {
proc remrangebyscore {min max} {
create_zset zset {1 a 2 b 3 c 4 d 5 e}
assert_equal 1 [r exists zset]
r zremrangebyscore zset $min $max
}
# inner range
assert_equal 3 [remrangebyscore 2 4]
assert_equal {a e} [r zrange zset 0 -1]
# start underflow
assert_equal 1 [remrangebyscore -10 1]
assert_equal {b c d e} [r zrange zset 0 -1]
# end overflow
assert_equal 1 [remrangebyscore 5 10]
assert_equal {a b c d} [r zrange zset 0 -1]
# switch min and max
assert_equal 0 [remrangebyscore 4 2]
assert_equal {a b c d e} [r zrange zset 0 -1]
# -inf to mid
assert_equal 3 [remrangebyscore -inf 3]
assert_equal {d e} [r zrange zset 0 -1]
# mid to +inf
assert_equal 3 [remrangebyscore 3 +inf]
assert_equal {a b} [r zrange zset 0 -1]
# -inf to +inf
assert_equal 5 [remrangebyscore -inf +inf]
assert_equal {} [r zrange zset 0 -1]
# exclusive min
assert_equal 4 [remrangebyscore (1 5]
assert_equal {a} [r zrange zset 0 -1]
assert_equal 3 [remrangebyscore (2 5]
assert_equal {a b} [r zrange zset 0 -1]
# exclusive max
assert_equal 4 [remrangebyscore 1 (5]
assert_equal {e} [r zrange zset 0 -1]
assert_equal 3 [remrangebyscore 1 (4]
assert_equal {d e} [r zrange zset 0 -1]
# exclusive min and max
assert_equal 3 [remrangebyscore (1 (5]
assert_equal {a e} [r zrange zset 0 -1]
# destroy when empty
assert_equal 5 [remrangebyscore 1 5]
assert_equal 0 [r exists zset]
}
test "ZREMRANGEBYSCORE with non-value min or max - $encoding" {
assert_error "*not*float*" {r zremrangebyscore fooz str 1}
assert_error "*not*float*" {r zremrangebyscore fooz 1 str}
assert_error "*not*float*" {r zremrangebyscore fooz 1 NaN}
}
test "ZREMRANGEBYRANK basics - $encoding" {
proc remrangebyrank {min max} {
create_zset zset {1 a 2 b 3 c 4 d 5 e}
assert_equal 1 [r exists zset]
r zremrangebyrank zset $min $max
}
# inner range
assert_equal 3 [remrangebyrank 1 3]
assert_equal {a e} [r zrange zset 0 -1]
# start underflow
assert_equal 1 [remrangebyrank -10 0]
assert_equal {b c d e} [r zrange zset 0 -1]
# start overflow
assert_equal 0 [remrangebyrank 10 -1]
assert_equal {a b c d e} [r zrange zset 0 -1]
# end underflow
assert_equal 0 [remrangebyrank 0 -10]
assert_equal {a b c d e} [r zrange zset 0 -1]
# end overflow
assert_equal 5 [remrangebyrank 0 10]
assert_equal {} [r zrange zset 0 -1]
# destroy when empty
assert_equal 5 [remrangebyrank 0 4]
assert_equal 0 [r exists zset]
}
test "ZUNIONSTORE against non-existing key doesn't set destination - $encoding" {
r del zseta{t}
assert_equal 0 [r zunionstore dst_key{t} 1 zseta{t}]
assert_equal 0 [r exists dst_key{t}]
}
test "ZUNION/ZINTER/ZDIFF against non-existing key - $encoding" {
r del zseta
assert_equal {} [r zunion 1 zseta]
assert_equal {} [r zinter 1 zseta]
assert_equal {} [r zdiff 1 zseta]
}
test "ZUNIONSTORE with empty set - $encoding" {
r del zseta{t} zsetb{t}
r zadd zseta{t} 1 a
r zadd zseta{t} 2 b
r zunionstore zsetc{t} 2 zseta{t} zsetb{t}
r zrange zsetc{t} 0 -1 withscores
} {a 1 b 2}
test "ZUNION/ZINTER/ZDIFF with empty set - $encoding" {
r del zseta{t} zsetb{t}
r zadd zseta{t} 1 a
r zadd zseta{t} 2 b
assert_equal {a 1 b 2} [r zunion 2 zseta{t} zsetb{t} withscores]
assert_equal {} [r zinter 2 zseta{t} zsetb{t} withscores]
assert_equal {a 1 b 2} [r zdiff 2 zseta{t} zsetb{t} withscores]
}
test "ZUNIONSTORE basics - $encoding" {
r del zseta{t} zsetb{t} zsetc{t}
r zadd zseta{t} 1 a
r zadd zseta{t} 2 b
r zadd zseta{t} 3 c
r zadd zsetb{t} 1 b
r zadd zsetb{t} 2 c
r zadd zsetb{t} 3 d
assert_equal 4 [r zunionstore zsetc{t} 2 zseta{t} zsetb{t}]
assert_equal {a 1 b 3 d 3 c 5} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZUNION/ZINTER/ZDIFF with integer members - $encoding" {
r del zsetd{t} zsetf{t}
r zadd zsetd{t} 1 1
r zadd zsetd{t} 2 2
r zadd zsetd{t} 3 3
r zadd zsetf{t} 1 1
r zadd zsetf{t} 3 3
r zadd zsetf{t} 4 4
assert_equal {1 2 2 2 4 4 3 6} [r zunion 2 zsetd{t} zsetf{t} withscores]
assert_equal {1 2 3 6} [r zinter 2 zsetd{t} zsetf{t} withscores]
assert_equal {2 2} [r zdiff 2 zsetd{t} zsetf{t} withscores]
}
test "ZUNIONSTORE with weights - $encoding" {
assert_equal 4 [r zunionstore zsetc{t} 2 zseta{t} zsetb{t} weights 2 3]
assert_equal {a 2 b 7 d 9 c 12} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZUNION with weights - $encoding" {
assert_equal {a 2 b 7 d 9 c 12} [r zunion 2 zseta{t} zsetb{t} weights 2 3 withscores]
assert_equal {b 7 c 12} [r zinter 2 zseta{t} zsetb{t} weights 2 3 withscores]
}
test "ZUNIONSTORE with a regular set and weights - $encoding" {
r del seta{t}
r sadd seta{t} a
r sadd seta{t} b
r sadd seta{t} c
assert_equal 4 [r zunionstore zsetc{t} 2 seta{t} zsetb{t} weights 2 3]
assert_equal {a 2 b 5 c 8 d 9} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZUNIONSTORE with AGGREGATE MIN - $encoding" {
assert_equal 4 [r zunionstore zsetc{t} 2 zseta{t} zsetb{t} aggregate min]
assert_equal {a 1 b 1 c 2 d 3} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZUNION/ZINTER with AGGREGATE MIN - $encoding" {
assert_equal {a 1 b 1 c 2 d 3} [r zunion 2 zseta{t} zsetb{t} aggregate min withscores]
assert_equal {b 1 c 2} [r zinter 2 zseta{t} zsetb{t} aggregate min withscores]
}
test "ZUNIONSTORE with AGGREGATE MAX - $encoding" {
assert_equal 4 [r zunionstore zsetc{t} 2 zseta{t} zsetb{t} aggregate max]
assert_equal {a 1 b 2 c 3 d 3} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZUNION/ZINTER with AGGREGATE MAX - $encoding" {
assert_equal {a 1 b 2 c 3 d 3} [r zunion 2 zseta{t} zsetb{t} aggregate max withscores]
assert_equal {b 2 c 3} [r zinter 2 zseta{t} zsetb{t} aggregate max withscores]
}
test "ZINTERSTORE basics - $encoding" {
assert_equal 2 [r zinterstore zsetc{t} 2 zseta{t} zsetb{t}]
assert_equal {b 3 c 5} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZINTER basics - $encoding" {
assert_equal {b 3 c 5} [r zinter 2 zseta{t} zsetb{t} withscores]
}
test "ZINTER RESP3 - $encoding" {
r hello 3
assert_equal {{b 3.0} {c 5.0}} [r zinter 2 zseta{t} zsetb{t} withscores]
r hello 2
}
test "ZINTERSTORE with weights - $encoding" {
assert_equal 2 [r zinterstore zsetc{t} 2 zseta{t} zsetb{t} weights 2 3]
assert_equal {b 7 c 12} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZINTER with weights - $encoding" {
assert_equal {b 7 c 12} [r zinter 2 zseta{t} zsetb{t} weights 2 3 withscores]
}
test "ZINTERSTORE with a regular set and weights - $encoding" {
r del seta{t}
r sadd seta{t} a
r sadd seta{t} b
r sadd seta{t} c
assert_equal 2 [r zinterstore zsetc{t} 2 seta{t} zsetb{t} weights 2 3]
assert_equal {b 5 c 8} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZINTERSTORE with AGGREGATE MIN - $encoding" {
assert_equal 2 [r zinterstore zsetc{t} 2 zseta{t} zsetb{t} aggregate min]
assert_equal {b 1 c 2} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZINTERSTORE with AGGREGATE MAX - $encoding" {
assert_equal 2 [r zinterstore zsetc{t} 2 zseta{t} zsetb{t} aggregate max]
assert_equal {b 2 c 3} [r zrange zsetc{t} 0 -1 withscores]
}
foreach cmd {ZUNIONSTORE ZINTERSTORE} {
test "$cmd with +inf/-inf scores - $encoding" {
r del zsetinf1{t} zsetinf2{t}
r zadd zsetinf1{t} +inf key
r zadd zsetinf2{t} +inf key
r $cmd zsetinf3{t} 2 zsetinf1{t} zsetinf2{t}
assert_equal inf [r zscore zsetinf3{t} key]
r zadd zsetinf1{t} -inf key
r zadd zsetinf2{t} +inf key
r $cmd zsetinf3{t} 2 zsetinf1{t} zsetinf2{t}
assert_equal 0 [r zscore zsetinf3{t} key]
r zadd zsetinf1{t} +inf key
r zadd zsetinf2{t} -inf key
r $cmd zsetinf3{t} 2 zsetinf1{t} zsetinf2{t}
assert_equal 0 [r zscore zsetinf3{t} key]
r zadd zsetinf1{t} -inf key
r zadd zsetinf2{t} -inf key
r $cmd zsetinf3{t} 2 zsetinf1{t} zsetinf2{t}
assert_equal -inf [r zscore zsetinf3{t} key]
}
test "$cmd with NaN weights - $encoding" {
r del zsetinf1{t} zsetinf2{t}
r zadd zsetinf1{t} 1.0 key
r zadd zsetinf2{t} 1.0 key
assert_error "*weight*not*float*" {
r $cmd zsetinf3{t} 2 zsetinf1{t} zsetinf2{t} weights nan nan
}
}
}
test "ZDIFFSTORE basics - $encoding" {
assert_equal 1 [r zdiffstore zsetc{t} 2 zseta{t} zsetb{t}]
assert_equal {a 1} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZDIFF basics - $encoding" {
assert_equal {a 1} [r zdiff 2 zseta{t} zsetb{t} withscores]
}
test "ZDIFFSTORE with a regular set - $encoding" {
r del seta{t}
r sadd seta{t} a
r sadd seta{t} b
r sadd seta{t} c
assert_equal 1 [r zdiffstore zsetc{t} 2 seta{t} zsetb{t}]
assert_equal {a 1} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZDIFF subtracting set from itself - $encoding" {
assert_equal 0 [r zdiffstore zsetc{t} 2 zseta{t} zseta{t}]
assert_equal {} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZDIFF algorithm 1 - $encoding" {
r del zseta{t} zsetb{t} zsetc{t}
r zadd zseta{t} 1 a
r zadd zseta{t} 2 b
r zadd zseta{t} 3 c
r zadd zsetb{t} 1 b
r zadd zsetb{t} 2 c
r zadd zsetb{t} 3 d
assert_equal 1 [r zdiffstore zsetc{t} 2 zseta{t} zsetb{t}]
assert_equal {a 1} [r zrange zsetc{t} 0 -1 withscores]
}
test "ZDIFF algorithm 2 - $encoding" {
r del zseta{t} zsetb{t} zsetc{t} zsetd{t} zsete{t}
r zadd zseta{t} 1 a
r zadd zseta{t} 2 b
r zadd zseta{t} 3 c
r zadd zseta{t} 5 e
r zadd zsetb{t} 1 b
r zadd zsetc{t} 1 c
r zadd zsetd{t} 1 d
assert_equal 2 [r zdiffstore zsete{t} 4 zseta{t} zsetb{t} zsetc{t} zsetd{t}]
assert_equal {a 1 e 5} [r zrange zsete{t} 0 -1 withscores]
}
test "ZDIFF fuzzing - $encoding" {
for {set j 0} {$j < 100} {incr j} {
unset -nocomplain s
array set s {}
set args {}
set num_sets [expr {[randomInt 10]+1}]
for {set i 0} {$i < $num_sets} {incr i} {
set num_elements [randomInt 100]
r del zset_$i{t}
lappend args zset_$i{t}
while {$num_elements} {
set ele [randomValue]
r zadd zset_$i{t} [randomInt 100] $ele
if {$i == 0} {
set s($ele) x
} else {
unset -nocomplain s($ele)
}
incr num_elements -1
}
}
set result [lsort [r zdiff [llength $args] {*}$args]]
assert_equal $result [lsort [array names s]]
}
}
test "Basic ZPOP with a single key - $encoding" {
r del zset
assert_equal {} [r zpopmin zset]
create_zset zset {-1 a 1 b 2 c 3 d 4 e}
assert_equal {a -1} [r zpopmin zset]
assert_equal {b 1} [r zpopmin zset]
assert_equal {e 4} [r zpopmax zset]
assert_equal {d 3} [r zpopmax zset]
assert_equal {c 2} [r zpopmin zset]
assert_equal 0 [r exists zset]
r set foo bar
assert_error "*WRONGTYPE*" {r zpopmin foo}
}
test "ZPOP with count - $encoding" {
r del z1
r del z2
r del z3
r del foo
r set foo bar
assert_equal {} [r zpopmin z1 2]
assert_error "*WRONGTYPE*" {r zpopmin foo 2}
create_zset z1 {0 a 1 b 2 c 3 d}
assert_equal {a 0 b 1} [r zpopmin z1 2]
assert_equal {d 3 c 2} [r zpopmax z1 2]
}
test "BZPOP with a single existing sorted set - $encoding" {
set rd [redis_deferring_client]
create_zset zset {0 a 1 b 2 c}
$rd bzpopmin zset 5
assert_equal {zset a 0} [$rd read]
$rd bzpopmin zset 5
assert_equal {zset b 1} [$rd read]
$rd bzpopmax zset 5
assert_equal {zset c 2} [$rd read]
assert_equal 0 [r exists zset]
}
test "BZPOP with multiple existing sorted sets - $encoding" {
set rd [redis_deferring_client]
create_zset z1{t} {0 a 1 b 2 c}
create_zset z2{t} {3 d 4 e 5 f}
$rd bzpopmin z1{t} z2{t} 5
assert_equal {z1{t} a 0} [$rd read]
$rd bzpopmax z1{t} z2{t} 5
assert_equal {z1{t} c 2} [$rd read]
assert_equal 1 [r zcard z1{t}]
assert_equal 3 [r zcard z2{t}]
$rd bzpopmax z2{t} z1{t} 5
assert_equal {z2{t} f 5} [$rd read]
$rd bzpopmin z2{t} z1{t} 5
assert_equal {z2{t} d 3} [$rd read]
assert_equal 1 [r zcard z1{t}]
assert_equal 1 [r zcard z2{t}]
}
test "BZPOP second sorted set has members - $encoding" {
set rd [redis_deferring_client]
r del z1{t}
create_zset z2{t} {3 d 4 e 5 f}
$rd bzpopmax z1{t} z2{t} 5
assert_equal {z2{t} f 5} [$rd read]
$rd bzpopmin z2{t} z1{t} 5
assert_equal {z2{t} d 3} [$rd read]
assert_equal 0 [r zcard z1{t}]
assert_equal 1 [r zcard z2{t}]
}
r config set zset-max-ziplist-entries $original_max_entries
r config set zset-max-ziplist-value $original_max_value
}
basics ziplist
basics skiplist
test {ZINTERSTORE regression with two sets, intset+hashtable} {
r del seta{t} setb{t} setc{t}
r sadd set1{t} a
r sadd set2{t} 10
r zinterstore set3{t} 2 set1{t} set2{t}
} {0}
test {ZUNIONSTORE regression, should not create NaN in scores} {
r zadd z{t} -inf neginf
r zunionstore out{t} 1 z{t} weights 0
r zrange out{t} 0 -1 withscores
} {neginf 0}
test {ZINTERSTORE #516 regression, mixed sets and ziplist zsets} {
r sadd one{t} 100 101 102 103
r sadd two{t} 100 200 201 202
r zadd three{t} 1 500 1 501 1 502 1 503 1 100
r zinterstore to_here{t} 3 one{t} two{t} three{t} WEIGHTS 0 0 1
r zrange to_here{t} 0 -1
} {100}
test {ZUNIONSTORE result is sorted} {
# Create two sets with common and not common elements, perform
# the UNION, check that elements are still sorted.
r del one{t} two{t} dest{t}
set cmd1 [list r zadd one{t}]
set cmd2 [list r zadd two{t}]
for {set j 0} {$j < 1000} {incr j} {
lappend cmd1 [expr rand()] [randomInt 1000]
lappend cmd2 [expr rand()] [randomInt 1000]
}
{*}$cmd1
{*}$cmd2
assert {[r zcard one{t}] > 100}
assert {[r zcard two{t}] > 100}
r zunionstore dest{t} 2 one{t} two{t}
set oldscore 0
foreach {ele score} [r zrange dest{t} 0 -1 withscores] {
assert {$score >= $oldscore}
set oldscore $score
}
}
test "ZUNIONSTORE/ZINTERSTORE/ZDIFFSTORE error if using WITHSCORES " {
assert_error "*ERR*syntax*" {r zunionstore foo{t} 2 zsetd{t} zsetf{t} withscores}
assert_error "*ERR*syntax*" {r zinterstore foo{t} 2 zsetd{t} zsetf{t} withscores}
assert_error "*ERR*syntax*" {r zdiffstore foo{t} 2 zsetd{t} zsetf{t} withscores}
}
test {ZMSCORE retrieve} {
r del zmscoretest
r zadd zmscoretest 10 x
r zadd zmscoretest 20 y
r zmscore zmscoretest x y
} {10 20}
test {ZMSCORE retrieve from empty set} {
r del zmscoretest
r zmscore zmscoretest x y
} {{} {}}
test {ZMSCORE retrieve with missing member} {
r del zmscoretest
r zadd zmscoretest 10 x
r zmscore zmscoretest x y
} {10 {}}
test {ZMSCORE retrieve single member} {
r del zmscoretest
r zadd zmscoretest 10 x
r zadd zmscoretest 20 y
r zmscore zmscoretest x
} {10}
test {ZMSCORE retrieve requires one or more members} {
r del zmscoretest
r zadd zmscoretest 10 x
r zadd zmscoretest 20 y
catch {r zmscore zmscoretest} e
assert_match {*ERR*wrong*number*arg*} $e
}
test "ZSET commands don't accept the empty strings as valid score" {
assert_error "*not*float*" {r zadd myzset "" abc}
}
proc stressers {encoding} {
set original_max_entries [lindex [r config get zset-max-ziplist-entries] 1]
set original_max_value [lindex [r config get zset-max-ziplist-value] 1]
if {$encoding == "ziplist"} {
# Little extra to allow proper fuzzing in the sorting stresser
r config set zset-max-ziplist-entries 256
r config set zset-max-ziplist-value 64
set elements 128
} elseif {$encoding == "skiplist"} {
r config set zset-max-ziplist-entries 0
r config set zset-max-ziplist-value 0
if {$::accurate} {set elements 1000} else {set elements 100}
} else {
puts "Unknown sorted set encoding"
exit
}
test "ZSCORE - $encoding" {
r del zscoretest
set aux {}
for {set i 0} {$i < $elements} {incr i} {
set score [expr rand()]
lappend aux $score
r zadd zscoretest $score $i
}
assert_encoding $encoding zscoretest
for {set i 0} {$i < $elements} {incr i} {
assert_equal [lindex $aux $i] [r zscore zscoretest $i]
}
}
test "ZMSCORE - $encoding" {
r del zscoretest
set aux {}
for {set i 0} {$i < $elements} {incr i} {
set score [expr rand()]
lappend aux $score
r zadd zscoretest $score $i
}
assert_encoding $encoding zscoretest
for {set i 0} {$i < $elements} {incr i} {
assert_equal [lindex $aux $i] [r zmscore zscoretest $i]
}
}
test "ZSCORE after a DEBUG RELOAD - $encoding" {
r del zscoretest
set aux {}
for {set i 0} {$i < $elements} {incr i} {
set score [expr rand()]
lappend aux $score
r zadd zscoretest $score $i
}
r debug reload
assert_encoding $encoding zscoretest
for {set i 0} {$i < $elements} {incr i} {
assert_equal [lindex $aux $i] [r zscore zscoretest $i]
}
} {} {needs:debug}
test "ZSET sorting stresser - $encoding" {
set delta 0
for {set test 0} {$test < 2} {incr test} {
unset -nocomplain auxarray
array set auxarray {}
set auxlist {}
r del myzset
for {set i 0} {$i < $elements} {incr i} {
if {$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]
}
assert_encoding $encoding myzset
set fromredis [r zrange myzset 0 -1]
set delta 0
for {set i 0} {$i < [llength $fromredis]} {incr i} {
if {[lindex $fromredis $i] != [lindex $auxlist $i]} {
incr delta
}
}
}
assert_equal 0 $delta
}
test "ZRANGEBYSCORE fuzzy test, 100 ranges in $elements element sorted set - $encoding" {
set err {}
r del zset
for {set i 0} {$i < $elements} {incr i} {
r zadd zset [expr rand()] $i
}
assert_encoding $encoding zset
for {set i 0} {$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 $max +inf]
set lowx [r zrangebyscore zset -inf ($min]
set okx [r zrangebyscore zset ($min ($max]
set highx [r zrangebyscore zset ($max +inf]
if {[r zcount zset -inf $min] != [llength $low]} {
append err "Error, len does not match zcount\n"
}
if {[r zcount zset $min $max] != [llength $ok]} {
append err "Error, len does not match zcount\n"
}
if {[r zcount zset $max +inf] != [llength $high]} {
append err "Error, len does not match zcount\n"
}
if {[r zcount zset -inf ($min] != [llength $lowx]} {
append err "Error, len does not match zcount\n"
}
if {[r zcount zset ($min ($max] != [llength $okx]} {
append err "Error, len does not match zcount\n"
}
if {[r zcount zset ($max +inf] != [llength $highx]} {
append err "Error, len does not match zcount\n"
}
foreach x $low {
set score [r zscore zset $x]
if {$score > $min} {
append err "Error, score for $x is $score > $min\n"
}
}
foreach x $lowx {
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 $okx {
set score [r zscore zset $x]
if {$score <= $min || $score >= $max} {
append err "Error, score for $x is $score outside $min-$max open range\n"
}
}
foreach x $high {
set score [r zscore zset $x]
if {$score < $max} {
append err "Error, score for $x is $score < $max\n"
}
}
foreach x $highx {
set score [r zscore zset $x]
if {$score <= $max} {
append err "Error, score for $x is $score <= $max\n"
}
}
}
assert_equal {} $err
}
test "ZRANGEBYLEX fuzzy test, 100 ranges in $elements element sorted set - $encoding" {
set lexset {}
r del zset
for {set j 0} {$j < $elements} {incr j} {
set e [randstring 0 30 alpha]
lappend lexset $e
r zadd zset 0 $e
}
set lexset [lsort -unique $lexset]
for {set j 0} {$j < 100} {incr j} {
set min [randstring 0 30 alpha]
set max [randstring 0 30 alpha]
set mininc [randomInt 2]
set maxinc [randomInt 2]
if {$mininc} {set cmin "\[$min"} else {set cmin "($min"}
if {$maxinc} {set cmax "\[$max"} else {set cmax "($max"}
set rev [randomInt 2]
if {$rev} {
set cmd zrevrangebylex
} else {
set cmd zrangebylex
}
# Make sure data is the same in both sides
assert {[r zrange zset 0 -1] eq $lexset}
# Get the Redis output
set output [r $cmd zset $cmin $cmax]
if {$rev} {
set outlen [r zlexcount zset $cmax $cmin]
} else {
set outlen [r zlexcount zset $cmin $cmax]
}
# Compute the same output via Tcl
set o {}
set copy $lexset
if {(!$rev && [string compare $min $max] > 0) ||
($rev && [string compare $max $min] > 0)} {
# Empty output when ranges are inverted.
} else {
if {$rev} {
# Invert the Tcl array using Redis itself.
set copy [r zrevrange zset 0 -1]
# Invert min / max as well
lassign [list $min $max $mininc $maxinc] \
max min maxinc mininc
}
foreach e $copy {
set mincmp [string compare $e $min]
set maxcmp [string compare $e $max]
if {
($mininc && $mincmp >= 0 || !$mininc && $mincmp > 0)
&&
($maxinc && $maxcmp <= 0 || !$maxinc && $maxcmp < 0)
} {
lappend o $e
}
}
}
assert {$o eq $output}
assert {$outlen eq [llength $output]}
}
}
test "ZREMRANGEBYLEX fuzzy test, 100 ranges in $elements element sorted set - $encoding" {
set lexset {}
r del zset{t} zsetcopy{t}
for {set j 0} {$j < $elements} {incr j} {
set e [randstring 0 30 alpha]
lappend lexset $e
r zadd zset{t} 0 $e
}
set lexset [lsort -unique $lexset]
for {set j 0} {$j < 100} {incr j} {
# Copy...
r zunionstore zsetcopy{t} 1 zset{t}
set lexsetcopy $lexset
set min [randstring 0 30 alpha]
set max [randstring 0 30 alpha]
set mininc [randomInt 2]
set maxinc [randomInt 2]
if {$mininc} {set cmin "\[$min"} else {set cmin "($min"}
if {$maxinc} {set cmax "\[$max"} else {set cmax "($max"}
# Make sure data is the same in both sides
assert {[r zrange zset{t} 0 -1] eq $lexset}
# Get the range we are going to remove
set torem [r zrangebylex zset{t} $cmin $cmax]
set toremlen [r zlexcount zset{t} $cmin $cmax]
r zremrangebylex zsetcopy{t} $cmin $cmax
set output [r zrange zsetcopy{t} 0 -1]
# Remove the range with Tcl from the original list
if {$toremlen} {
set first [lsearch -exact $lexsetcopy [lindex $torem 0]]
set last [expr {$first+$toremlen-1}]
set lexsetcopy [lreplace $lexsetcopy $first $last]
}
assert {$lexsetcopy eq $output}
}
}
test "ZSETs skiplist implementation backlink consistency test - $encoding" {
set diff 0
for {set j 0} {$j < $elements} {incr j} {
r zadd myzset [expr rand()] "Element-$j"
r zrem myzset "Element-[expr int(rand()*$elements)]"
}
assert_encoding $encoding myzset
set l1 [r zrange myzset 0 -1]
set l2 [r zrevrange myzset 0 -1]
for {set j 0} {$j < [llength $l1]} {incr j} {
if {[lindex $l1 $j] ne [lindex $l2 end-$j]} {
incr diff
}
}
assert_equal 0 $diff
}
test "ZSETs ZRANK augmented skip list stress testing - $encoding" {
set err {}
r del myzset
for {set k 0} {$k < 2000} {incr k} {
set i [expr {$k % $elements}]
if {[expr rand()] < .2} {
r zrem myzset $i
} else {
set score [expr rand()]
r zadd myzset $score $i
assert_encoding $encoding myzset
}
set card [r zcard myzset]
if {$card > 0} {
set index [randomInt $card]
set ele [lindex [r zrange myzset $index $index] 0]
set rank [r zrank myzset $ele]
if {$rank != $index} {
set err "$ele RANK is wrong! ($rank != $index)"
break
}
}
}
assert_equal {} $err
}
test "BZPOPMIN, ZADD + DEL should not awake blocked client" {
set rd [redis_deferring_client]
r del zset
$rd bzpopmin zset 0
r multi
r zadd zset 0 foo
r del zset
r exec
r del zset
r zadd zset 1 bar
$rd read
} {zset bar 1}
test "BZPOPMIN, ZADD + DEL + SET should not awake blocked client" {
set rd [redis_deferring_client]
r del list
r del zset
$rd bzpopmin zset 0
r multi
r zadd zset 0 foo
r del zset
r set zset foo
r exec
r del zset
r zadd zset 1 bar
$rd read
} {zset bar 1}
test "BZPOPMIN with same key multiple times should work" {
set rd [redis_deferring_client]
r del z1{t} z2{t}
# Data arriving after the BZPOPMIN.
$rd bzpopmin z1{t} z2{t} z2{t} z1{t} 0
r zadd z1{t} 0 a
assert_equal [$rd read] {z1{t} a 0}
$rd bzpopmin z1{t} z2{t} z2{t} z1{t} 0
r zadd z2{t} 1 b
assert_equal [$rd read] {z2{t} b 1}
# Data already there.
r zadd z1{t} 0 a
r zadd z2{t} 1 b
$rd bzpopmin z1{t} z2{t} z2{t} z1{t} 0
assert_equal [$rd read] {z1{t} a 0}
$rd bzpopmin z1{t} z2{t} z2{t} z1{t} 0
assert_equal [$rd read] {z2{t} b 1}
}
test "MULTI/EXEC is isolated from the point of view of BZPOPMIN" {
set rd [redis_deferring_client]
r del zset
$rd bzpopmin zset 0
r multi
r zadd zset 0 a
r zadd zset 1 b
r zadd zset 2 c
r exec
$rd read
} {zset a 0}
test "BZPOPMIN with variadic ZADD" {
set rd [redis_deferring_client]
r del zset
if {$::valgrind} {after 100}
$rd bzpopmin zset 0
if {$::valgrind} {after 100}
assert_equal 2 [r zadd zset -1 foo 1 bar]
if {$::valgrind} {after 100}
assert_equal {zset foo -1} [$rd read]
assert_equal {bar} [r zrange zset 0 -1]
}
test "BZPOPMIN with zero timeout should block indefinitely" {
set rd [redis_deferring_client]
r del zset
$rd bzpopmin zset 0
after 1000
r zadd zset 0 foo
assert_equal {zset foo 0} [$rd read]
}
r config set zset-max-ziplist-entries $original_max_entries
r config set zset-max-ziplist-value $original_max_value
}
tags {"slow"} {
stressers ziplist
stressers skiplist
}
test {ZSET skiplist order consistency when elements are moved} {
set original_max [lindex [r config get zset-max-ziplist-entries] 1]
r config set zset-max-ziplist-entries 0
for {set times 0} {$times < 10} {incr times} {
r del zset
for {set j 0} {$j < 1000} {incr j} {
r zadd zset [randomInt 50] ele-[randomInt 10]
}
# Make sure that element ordering is correct
set prev_element {}
set prev_score -1
foreach {element score} [r zrange zset 0 -1 WITHSCORES] {
# Assert that elements are in increasing ordering
assert {
$prev_score < $score ||
($prev_score == $score &&
[string compare $prev_element $element] == -1)
}
set prev_element $element
set prev_score $score
}
}
r config set zset-max-ziplist-entries $original_max
}
test {ZRANGESTORE basic} {
r flushall
r zadd z1{t} 1 a 2 b 3 c 4 d
set res [r zrangestore z2{t} z1{t} 0 -1]
assert_equal $res 4
r zrange z2{t} 0 -1 withscores
} {a 1 b 2 c 3 d 4}
test {ZRANGESTORE RESP3} {
r hello 3
assert_equal [r zrange z2{t} 0 -1 withscores] {{a 1.0} {b 2.0} {c 3.0} {d 4.0}}
r hello 2
}
test {ZRANGESTORE range} {
set res [r zrangestore z2{t} z1{t} 1 2]
assert_equal $res 2
r zrange z2{t} 0 -1 withscores
} {b 2 c 3}
test {ZRANGESTORE BYLEX} {
set res [r zrangestore z2{t} z1{t} \[b \[c BYLEX]
assert_equal $res 2
r zrange z2{t} 0 -1 withscores
} {b 2 c 3}
test {ZRANGESTORE BYSCORE} {
set res [r zrangestore z2{t} z1{t} 1 2 BYSCORE]
assert_equal $res 2
r zrange z2{t} 0 -1 withscores
} {a 1 b 2}
test {ZRANGESTORE BYSCORE LIMIT} {
set res [r zrangestore z2{t} z1{t} 0 5 BYSCORE LIMIT 0 2]
assert_equal $res 2
r zrange z2{t} 0 -1 withscores
} {a 1 b 2}
test {ZRANGESTORE BYSCORE REV LIMIT} {
set res [r zrangestore z2{t} z1{t} 5 0 BYSCORE REV LIMIT 0 2]
assert_equal $res 2
r zrange z2{t} 0 -1 withscores
} {c 3 d 4}
test {ZRANGE BYSCORE REV LIMIT} {
r zrange z1{t} 5 0 BYSCORE REV LIMIT 0 2 WITHSCORES
} {d 4 c 3}
test {ZRANGESTORE - empty range} {
set res [r zrangestore z2{t} z1{t} 5 6]
assert_equal $res 0
r exists z2{t}
} {0}
test {ZRANGESTORE BYLEX - empty range} {
set res [r zrangestore z2{t} z1{t} \[f \[g BYLEX]
assert_equal $res 0
r exists z2{t}
} {0}
test {ZRANGESTORE BYSCORE - empty range} {
set res [r zrangestore z2{t} z1{t} 5 6 BYSCORE]
assert_equal $res 0
r exists z2{t}
} {0}
test {ZRANGE BYLEX} {
r zrange z1{t} \[b \[c BYLEX
} {b c}
test {ZRANGESTORE invalid syntax} {
catch {r zrangestore z2{t} z1{t} 0 -1 limit 1 2} err
assert_match "*syntax*" $err
catch {r zrangestore z2{t} z1{t} 0 -1 WITHSCORES} err
assert_match "*syntax*" $err
}
test {ZRANGE invalid syntax} {
catch {r zrange z1{t} 0 -1 limit 1 2} err
assert_match "*syntax*" $err
catch {r zrange z1{t} 0 -1 BYLEX WITHSCORES} err
assert_match "*syntax*" $err
catch {r zrevrange z1{t} 0 -1 BYSCORE} err
assert_match "*syntax*" $err
catch {r zrangebyscore z1{t} 0 -1 REV} err
assert_match "*syntax*" $err
}
proc get_keys {l} {
set res {}
foreach {score key} $l {
lappend res $key
}
return $res
}
foreach {type contents} "ziplist {1 a 2 b 3 c} skiplist {1 a 2 b 3 [randstring 70 90 alpha]}" {
set original_max_value [lindex [r config get zset-max-ziplist-value] 1]
r config set zset-max-ziplist-value 10
create_zset myzset $contents
assert_encoding $type myzset
test "ZRANDMEMBER - $type" {
unset -nocomplain myzset
array set myzset {}
for {set i 0} {$i < 100} {incr i} {
set key [r zrandmember myzset]
set myzset($key) 1
}
assert_equal [lsort [get_keys $contents]] [lsort [array names myzset]]
}
r config set zset-max-ziplist-value $original_max_value
}
test "ZRANDMEMBER with RESP3" {
r hello 3
set res [r zrandmember myzset 3 withscores]
assert_equal [llength $res] 3
assert_equal [llength [lindex $res 1]] 2
set res [r zrandmember myzset 3]
assert_equal [llength $res] 3
assert_equal [llength [lindex $res 1]] 1
r hello 2
}
test "ZRANDMEMBER count of 0 is handled correctly" {
r zrandmember myzset 0
} {}
test "ZRANDMEMBER with <count> against non existing key" {
r zrandmember nonexisting_key 100
} {}
foreach {type contents} "
skiplist {1 a 2 b 3 c 4 d 5 e 6 f 7 g 7 h 9 i 10 [randstring 70 90 alpha]}
ziplist {1 a 2 b 3 c 4 d 5 e 6 f 7 g 7 h 9 i 10 j} " {
test "ZRANDMEMBER with <count> - $type" {
set original_max_value [lindex [r config get zset-max-ziplist-value] 1]
r config set zset-max-ziplist-value 10
create_zset myzset $contents
assert_encoding $type myzset
# create a dict for easy lookup
unset -nocomplain mydict
foreach {k v} [r zrange myzset 0 -1 withscores] {
dict append mydict $k $v
}
# We'll stress different parts of the code, see the implementation
# of ZRANDMEMBER for more information, but basically there are
# four different code paths.
# PATH 1: Use negative count.
# 1) Check that it returns repeated elements with and without values.
set res [r zrandmember myzset -20]
assert_equal [llength $res] 20
set res [r zrandmember myzset -1001]
assert_equal [llength $res] 1001
# again with WITHSCORES
set res [r zrandmember myzset -20 withscores]
assert_equal [llength $res] 40
set res [r zrandmember myzset -1001 withscores]
assert_equal [llength $res] 2002
# Test random uniform distribution
# df = 9, 40 means 0.00001 probability
set res [r zrandmember myzset -1000]
assert_lessthan [chi_square_value $res] 40
# 2) Check that all the elements actually belong to the original zset.
foreach {key val} $res {
assert {[dict exists $mydict $key]}
}
# 3) Check that eventually all the elements are returned.
# Use both WITHSCORES and without
unset -nocomplain auxset
set iterations 1000
while {$iterations != 0} {
incr iterations -1
if {[expr {$iterations % 2}] == 0} {
set res [r zrandmember myzset -3 withscores]
foreach {key val} $res {
dict append auxset $key $val
}
} else {
set res [r zrandmember myzset -3]
foreach key $res {
dict append auxset $key $val
}
}
if {[lsort [dict keys $mydict]] eq
[lsort [dict keys $auxset]]} {
break;
}
}
assert {$iterations != 0}
# PATH 2: positive count (unique behavior) with requested size
# equal or greater than set size.
foreach size {10 20} {
set res [r zrandmember myzset $size]
assert_equal [llength $res] 10
assert_equal [lsort $res] [lsort [dict keys $mydict]]
# again with WITHSCORES
set res [r zrandmember myzset $size withscores]
assert_equal [llength $res] 20
assert_equal [lsort $res] [lsort $mydict]
}
# PATH 3: Ask almost as elements as there are in the set.
# In this case the implementation will duplicate the original
# set and will remove random elements up to the requested size.
#
# PATH 4: Ask a number of elements definitely smaller than
# the set size.
#
# We can test both the code paths just changing the size but
# using the same code.
foreach size {8 2} {
set res [r zrandmember myzset $size]
assert_equal [llength $res] $size
# again with WITHSCORES
set res [r zrandmember myzset $size withscores]
assert_equal [llength $res] [expr {$size * 2}]
# 1) Check that all the elements actually belong to the
# original set.
foreach ele [dict keys $res] {
assert {[dict exists $mydict $ele]}
}
# 2) Check that eventually all the elements are returned.
# Use both WITHSCORES and without
unset -nocomplain auxset
unset -nocomplain allkey
set iterations [expr {1000 / $size}]
set all_ele_return false
while {$iterations != 0} {
incr iterations -1
if {[expr {$iterations % 2}] == 0} {
set res [r zrandmember myzset $size withscores]
foreach {key value} $res {
dict append auxset $key $value
lappend allkey $key
}
} else {
set res [r zrandmember myzset $size]
foreach key $res {
dict append auxset $key
lappend allkey $key
}
}
if {[lsort [dict keys $mydict]] eq
[lsort [dict keys $auxset]]} {
set all_ele_return true
}
}
assert_equal $all_ele_return true
# df = 9, 40 means 0.00001 probability
assert_lessthan [chi_square_value $allkey] 40
}
}
r config set zset-max-ziplist-value $original_max_value
}
}