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cmd_sorted_set_test.go
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package miniredis
import (
"math"
"testing"
"github.com/gomodule/redigo/redis"
)
// Test ZADD / ZCARD / ZRANK / ZREVRANK.
func TestSortedSet(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
{
b, err := redis.Int(c.Do("ZADD", "z", 1, "one", 2, "two", 3, "three"))
ok(t, err)
equals(t, 3, b) // New elements.
b, err = redis.Int(c.Do("ZCARD", "z"))
ok(t, err)
equals(t, 3, b)
m, err := redis.Int(c.Do("ZRANK", "z", "one"))
ok(t, err)
equals(t, 0, m)
m, err = redis.Int(c.Do("ZRANK", "z", "three"))
ok(t, err)
equals(t, 2, m)
m, err = redis.Int(c.Do("ZREVRANK", "z", "one"))
ok(t, err)
equals(t, 2, m)
m, err = redis.Int(c.Do("ZREVRANK", "z", "three"))
ok(t, err)
equals(t, 0, m)
}
// TYPE of our zset
{
s, err := redis.String(c.Do("TYPE", "z"))
ok(t, err)
equals(t, "zset", s)
}
// Replace a key
{
b, err := redis.Int(c.Do("ZADD", "z", 2.1, "two"))
ok(t, err)
equals(t, 0, b) // No new elements.
b, err = redis.Int(c.Do("ZCARD", "z"))
ok(t, err)
equals(t, 3, b)
}
// To infinity!
{
b, err := redis.Int(c.Do("ZADD", "zinf", "inf", "plus inf", "-inf", "minus inf", 10, "ten"))
ok(t, err)
equals(t, 3, b)
b, err = redis.Int(c.Do("ZCARD", "zinf"))
ok(t, err)
equals(t, 3, b)
smap, err := s.SortedSet("zinf")
ok(t, err)
equals(t, map[string]float64{
"plus inf": math.Inf(+1),
"minus inf": math.Inf(-1),
"ten": 10.0,
}, smap)
}
// Invalid score
{
_, err := c.Do("ZADD", "z", "noint", "two")
assert(t, err != nil, "ZADD err")
}
// ZRANK on non-existing key/member
{
m, err := c.Do("ZRANK", "z", "nosuch")
ok(t, err)
equals(t, nil, m)
m, err = c.Do("ZRANK", "nosuch", "nosuch")
ok(t, err)
equals(t, nil, m)
}
// Direct usage
{
added, err := s.ZAdd("s1", 12.4, "aap")
ok(t, err)
equals(t, true, added)
added, err = s.ZAdd("s1", 3.4, "noot")
ok(t, err)
equals(t, true, added)
added, err = s.ZAdd("s1", 3.5, "noot")
ok(t, err)
equals(t, false, added)
members, err := s.ZMembers("s1")
ok(t, err)
equals(t, []string{"noot", "aap"}, members)
}
// Error cases
{
// Wrong type of key
_, err := redis.String(c.Do("SET", "str", "value"))
ok(t, err)
_, err = redis.Int(c.Do("ZRANK", "str"))
assert(t, err != nil, "ZRANK error")
_, err = redis.String(c.Do("ZRANK"))
assert(t, err != nil, "ZRANK error")
_, err = redis.String(c.Do("ZRANK", "set", "spurious"))
assert(t, err != nil, "ZRANK error")
_, err = redis.String(c.Do("ZDEVRANK"))
assert(t, err != nil, "ZDEVRANK error")
_, err = redis.Int(c.Do("ZCARD", "str"))
assert(t, err != nil, "ZCARD error")
_, err = redis.String(c.Do("ZCARD"))
assert(t, err != nil, "ZCARD error")
_, err = redis.String(c.Do("ZCARD", "set", "spurious"))
assert(t, err != nil, "ZCARD error")
}
}
// Test ZADD
func TestSortedSetAdd(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
{
b, err := redis.Int(c.Do("ZADD", "z", 1, "one", 2, "two", 3, "three"))
ok(t, err)
equals(t, 3, b) // New elements.
b, err = redis.Int(c.Do("ZADD", "z", 1, "one", 2.1, "two", 3, "three"))
ok(t, err)
equals(t, 0, b) // no new elements
b, err = redis.Int(c.Do("ZADD", "z", "CH", 1, "one", 2.2, "two", 3, "three"))
ok(t, err)
equals(t, 1, b)
b, err = redis.Int(c.Do("ZADD", "z", "NX", 1, "one", 2.2, "two", 3, "three"))
ok(t, err)
equals(t, 0, b)
b, err = redis.Int(c.Do("ZADD", "z", "NX", 1, "one", 4, "four"))
ok(t, err)
equals(t, 1, b)
b, err = redis.Int(c.Do("ZADD", "z", "XX", 1.1, "one", 4, "four"))
ok(t, err)
equals(t, 0, b)
b, err = redis.Int(c.Do("ZADD", "z", "XX", "CH", 1.2, "one", 4, "four"))
ok(t, err)
equals(t, 1, b)
n, err := redis.Float64(c.Do("ZADD", "z", "INCR", 1.2, "one"))
ok(t, err)
equals(t, 2.4, n)
z, err := c.Do("ZADD", "z", "INCR", "NX", 1.2, "one")
ok(t, err)
equals(t, nil, z)
n, err = redis.Float64(c.Do("ZADD", "z", "INCR", "XX", 1.2, "one"))
ok(t, err)
equals(t, 3.6, n)
z, err = c.Do("ZADD", "q", "INCR", "XX", 1.2, "one")
ok(t, err)
equals(t, nil, z)
n, err = redis.Float64(c.Do("ZADD", "q", "INCR", "NX", 1.2, "one"))
ok(t, err)
equals(t, 1.2, n)
z, err = c.Do("ZADD", "q", "INCR", "NX", 1.2, "one")
ok(t, err)
equals(t, nil, z)
// CH is ignored with INCR
n, err = redis.Float64(c.Do("ZADD", "z", "INCR", "CH", 1.2, "one"))
ok(t, err)
equals(t, 4.8, n)
}
// Error cases
{
// Wrong type of key
_, err := redis.String(c.Do("SET", "str", "value"))
ok(t, err)
_, err = s.ZAdd("str", 1.0, "hi")
mustFail(t, err, msgWrongType)
_, err = redis.Int(c.Do("ZADD", "str", 1.0, "hi"))
mustFail(t, err, msgWrongType)
_, err = redis.String(c.Do("ZADD"))
assert(t, err != nil, "ZADD error")
_, err = redis.String(c.Do("ZADD", "set"))
assert(t, err != nil, "ZADD error")
_, err = redis.String(c.Do("ZADD", "set", 1.0))
assert(t, err != nil, "ZADD error")
_, err = redis.String(c.Do("ZADD", "set", 1.0, "foo", 1.0)) // odd
assert(t, err != nil, "ZADD error")
_, err = redis.String(c.Do("ZADD", "set", "MX", 1.0))
assert(t, err != nil, "ZADD error")
_, err = redis.String(c.Do("ZADD", "set", 1.0, "key", "MX"))
assert(t, err != nil, "ZADD error")
_, err = redis.String(c.Do("ZADD", "set", "MX", "XX", 1.0, "foo"))
assert(t, err != nil, "ZADD error")
_, err = redis.String(c.Do("ZADD", "set", "INCR", 1.0, "foo", 2.3, "bar"))
assert(t, err != nil, "ZADD error")
}
}
// Test ZRANGE and ZREVRANGE
func TestSortedSetRange(t *testing.T) {
// ZREVRANGE is the same code as ZRANGE
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", 1, "one")
s.ZAdd("z", 2, "two")
s.ZAdd("z", 2, "zwei")
s.ZAdd("z", 3, "three")
s.ZAdd("z", 3, "drei")
s.ZAdd("z", math.Inf(+1), "inf")
{
b, err := redis.Strings(c.Do("ZRANGE", "z", 0, -1))
ok(t, err)
equals(t, []string{"one", "two", "zwei", "drei", "three", "inf"}, b)
b, err = redis.Strings(c.Do("ZREVRANGE", "z", 0, -1))
ok(t, err)
equals(t, []string{"inf", "three", "drei", "zwei", "two", "one"}, b)
}
{
b, err := redis.Strings(c.Do("ZRANGE", "z", 0, 1))
ok(t, err)
equals(t, []string{"one", "two"}, b)
b, err = redis.Strings(c.Do("ZREVRANGE", "z", 0, 1))
ok(t, err)
equals(t, []string{"inf", "three"}, b)
}
{
b, err := redis.Strings(c.Do("ZRANGE", "z", -1, -1))
ok(t, err)
equals(t, []string{"inf"}, b)
b, err = redis.Strings(c.Do("ZREVRANGE", "z", -1, -1))
ok(t, err)
equals(t, []string{"one"}, b)
}
// weird cases.
{
b, err := redis.Strings(c.Do("ZRANGE", "z", -100, -100))
ok(t, err)
equals(t, []string{}, b)
}
{
b, err := redis.Strings(c.Do("ZRANGE", "z", 100, 400))
ok(t, err)
equals(t, []string{}, b)
}
// Nonexistent key
{
b, err := redis.Strings(c.Do("ZRANGE", "nosuch", 1, 4))
ok(t, err)
equals(t, []string{}, b)
}
// With scores
{
b, err := redis.Strings(c.Do("ZRANGE", "z", 1, 2, "WITHSCORES"))
ok(t, err)
equals(t, []string{"two", "2", "zwei", "2"}, b)
b, err = redis.Strings(c.Do("ZREVRANGE", "z", 1, 2, "WITHSCORES"))
ok(t, err)
equals(t, []string{"three", "3", "drei", "3"}, b)
}
// INF in WITHSCORES
{
b, err := redis.Strings(c.Do("ZRANGE", "z", 4, -1, "WITHSCORES"))
ok(t, err)
equals(t, []string{"three", "3", "inf", "inf"}, b)
}
// Error cases
{
_, err = redis.String(c.Do("ZRANGE"))
assert(t, err != nil, "ZRANGE error")
_, err = redis.String(c.Do("ZREVRANGE"))
assert(t, err != nil, "ZREVRANGE error")
_, err = redis.String(c.Do("ZRANGE", "set"))
assert(t, err != nil, "ZRANGE error")
_, err = redis.String(c.Do("ZRANGE", "set", 1))
assert(t, err != nil, "ZRANGE error")
_, err = redis.String(c.Do("ZRANGE", "set", "noint", 1))
assert(t, err != nil, "ZRANGE error")
_, err = redis.String(c.Do("ZRANGE", "set", 1, "noint"))
assert(t, err != nil, "ZRANGE error")
_, err = redis.String(c.Do("ZRANGE", "set", 1, 2, "toomany"))
assert(t, err != nil, "ZRANGE error")
// Wrong type of key
s.Set("str", "value")
_, err = redis.Int(c.Do("ZRANGE", "str", 1, 2))
assert(t, err != nil, "ZRANGE error")
}
}
// Test ZRANGEBYSCORE, ZREVRANGEBYSCORE, and ZCOUNT
func TestSortedSetRangeByScore(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", -273.15, "zero kelvin")
s.ZAdd("z", -4, "minusfour")
s.ZAdd("z", 1, "one")
s.ZAdd("z", 2, "two")
s.ZAdd("z", 2, "zwei")
s.ZAdd("z", 3, "three")
s.ZAdd("z", 3, "drei")
s.ZAdd("z", math.Inf(+1), "inf")
// Normal cases
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "-inf", "inf"))
ok(t, err)
equals(t, []string{"zero kelvin", "minusfour", "one", "two", "zwei", "drei", "three", "inf"}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYSCORE", "z", "inf", "-inf"))
ok(t, err)
equals(t, []string{"inf", "three", "drei", "zwei", "two", "one", "minusfour", "zero kelvin"}, b)
i, err := redis.Int(c.Do("ZCOUNT", "z", "-inf", "inf"))
ok(t, err)
equals(t, 8, i)
}
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "2", "3"))
ok(t, err)
equals(t, []string{"two", "zwei", "drei", "three"}, b)
b, err = redis.Strings(c.Do("ZRANGEBYSCORE", "z", "4", "4"))
ok(t, err)
equals(t, []string{}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYSCORE", "z", "3", "2"))
ok(t, err)
equals(t, []string{"three", "drei", "zwei", "two"}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYSCORE", "z", "4", "4"))
ok(t, err)
equals(t, []string{}, b)
i, err := redis.Int(c.Do("ZCOUNT", "z", "2", "3"))
ok(t, err)
equals(t, 4, i)
}
// Exclusive min
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "(2", "3"))
ok(t, err)
equals(t, []string{"drei", "three"}, b)
i, err := redis.Int(c.Do("ZCOUNT", "z", "(2", "3"))
ok(t, err)
equals(t, 2, i)
}
// Exclusive max
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "2", "(3"))
ok(t, err)
equals(t, []string{"two", "zwei"}, b)
}
// Exclusive both
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "(2", "(3"))
ok(t, err)
equals(t, []string{}, b)
}
// Wrong ranges
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "+inf", "-inf"))
ok(t, err)
equals(t, []string{}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYSCORE", "z", "-inf", "+inf"))
ok(t, err)
equals(t, []string{}, b)
}
// No such key
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "nosuch", "-inf", "inf"))
ok(t, err)
equals(t, []string{}, b)
}
// With scores
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "(1", 2, "WITHSCORES"))
ok(t, err)
equals(t, []string{"two", "2", "zwei", "2"}, b)
}
// With LIMIT
// (note, this is SQL like logic, not the redis RANGE logic)
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "-inf", "inf", "LIMIT", 1, 2))
ok(t, err)
equals(t, []string{"minusfour", "one"}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYSCORE", "z", "inf", "-inf", "LIMIT", 1, 2))
ok(t, err)
equals(t, []string{"three", "drei"}, b)
b, err = redis.Strings(c.Do("ZRANGEBYSCORE", "z", "1", "inf", "LIMIT", 1, 2000))
ok(t, err)
equals(t, []string{"two", "zwei", "drei", "three", "inf"}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYSCORE", "z", "inf", "1", "LIMIT", 1, 2000))
ok(t, err)
equals(t, []string{"three", "drei", "zwei", "two", "one"}, b)
// Negative start limit. No go.
b, err = redis.Strings(c.Do("ZRANGEBYSCORE", "z", "-inf", "inf", "LIMIT", -1, 2))
ok(t, err)
equals(t, []string{}, b)
// Negative end limit. Is fine but ignored.
b, err = redis.Strings(c.Do("ZRANGEBYSCORE", "z", "-inf", "inf", "LIMIT", 1, -2))
ok(t, err)
equals(t, []string{"minusfour", "one", "two", "zwei", "drei", "three", "inf"}, b)
}
// Everything
{
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "z", "-inf", "inf", "WITHSCORES", "LIMIT", 1, 2))
ok(t, err)
equals(t, []string{"minusfour", "-4", "one", "1"}, b)
b, err = redis.Strings(c.Do("ZRANGEBYSCORE", "z", "-inf", "inf", "LIMIT", 1, 2, "WITHSCORES"))
ok(t, err)
equals(t, []string{"minusfour", "-4", "one", "1"}, b)
}
// Error cases
{
_, err = redis.String(c.Do("ZRANGEBYSCORE"))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set"))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", 1))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", "nofloat", 1))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", 1, "nofloat"))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", 1, 2, "toomany"))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", "[1", 2, "toomany"))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", 1, "[2", "toomany"))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", "[1", 2, "LIMIT", "noint", 1))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZRANGEBYSCORE", "set", "[1", 2, "LIMIT", 1, "noint"))
assert(t, err != nil, "ZRANGEBYSCORE error")
// Wrong type of key
s.Set("str", "value")
_, err = redis.Int(c.Do("ZRANGEBYSCORE", "str", 1, 2))
assert(t, err != nil, "ZRANGEBYSCORE error")
_, err = redis.String(c.Do("ZREVRANGEBYSCORE"))
assert(t, err != nil, "ZREVRANGEBYSCORE error")
_, err = redis.String(c.Do("ZCOUNT"))
assert(t, err != nil, "ZCOUNT error")
}
}
func TestIssue10(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("key", 3.3, "element")
b, err := redis.Strings(c.Do("ZRANGEBYSCORE", "key", "3.3", "3.3"))
ok(t, err)
equals(t, []string{"element"}, b)
b, err = redis.Strings(c.Do("ZRANGEBYSCORE", "key", "4.3", "4.3"))
ok(t, err)
equals(t, []string{}, b)
}
// Test ZREM
func TestSortedSetRem(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", 1, "one")
s.ZAdd("z", 2, "two")
s.ZAdd("z", 2, "zwei")
// Simple delete
{
b, err := redis.Int(c.Do("ZREM", "z", "two", "zwei", "nosuch"))
ok(t, err)
equals(t, 2, b)
assert(t, s.Exists("z"), "key is there")
}
// Delete the last member
{
b, err := redis.Int(c.Do("ZREM", "z", "one"))
ok(t, err)
equals(t, 1, b)
assert(t, !s.Exists("z"), "key is gone")
}
// Nonexistent key
{
b, err := redis.Int(c.Do("ZREM", "nosuch", "member"))
ok(t, err)
equals(t, 0, b)
}
// Direct
{
s.ZAdd("z2", 1, "one")
s.ZAdd("z2", 2, "two")
s.ZAdd("z2", 2, "zwei")
gone, err := s.ZRem("z2", "two")
ok(t, err)
assert(t, gone, "member gone")
members, err := s.ZMembers("z2")
ok(t, err)
equals(t, []string{"one", "zwei"}, members)
}
// Error cases
{
_, err = redis.String(c.Do("ZREM"))
assert(t, err != nil, "ZREM error")
_, err = redis.String(c.Do("ZREM", "set"))
assert(t, err != nil, "ZREM error")
// Wrong type of key
s.Set("str", "value")
_, err = redis.Int(c.Do("ZREM", "str", "aap"))
assert(t, err != nil, "ZREM error")
}
}
// Test ZREMRANGEBYLEX
func TestSortedSetRemRangeByLex(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", 12, "zero kelvin")
s.ZAdd("z", 12, "minusfour")
s.ZAdd("z", 12, "one")
s.ZAdd("z", 12, "oneone")
s.ZAdd("z", 12, "two")
s.ZAdd("z", 12, "zwei")
s.ZAdd("z", 12, "three")
s.ZAdd("z", 12, "drei")
s.ZAdd("z", 12, "inf")
// Inclusive range
{
b, err := redis.Int(c.Do("ZREMRANGEBYLEX", "z", "[o", "[three"))
ok(t, err)
equals(t, 3, b)
members, err := s.ZMembers("z")
ok(t, err)
equals(t,
[]string{"drei", "inf", "minusfour", "two", "zero kelvin", "zwei"},
members,
)
}
// Wrong ranges
{
b, err := redis.Int(c.Do("ZREMRANGEBYLEX", "z", "+", "(z"))
ok(t, err)
equals(t, 0, b)
}
// No such key
{
b, err := redis.Int(c.Do("ZREMRANGEBYLEX", "nosuch", "-", "+"))
ok(t, err)
equals(t, 0, b)
}
// Error cases
{
_, err = c.Do("ZREMRANGEBYLEX")
assert(t, err != nil, "ZREMRANGEBYLEX error")
_, err = c.Do("ZREMRANGEBYLEX", "set")
assert(t, err != nil, "ZREMRANGEBYLEX error")
_, err = c.Do("ZREMRANGEBYLEX", "set", "1", "[a")
assert(t, err != nil, "ZREMRANGEBYLEX error")
_, err = c.Do("ZREMRANGEBYLEX", "set", "[a", "1")
assert(t, err != nil, "ZREMRANGEBYLEX error")
_, err = c.Do("ZREMRANGEBYLEX", "set", "[a", "!a")
assert(t, err != nil, "ZREMRANGEBYLEX error")
_, err = c.Do("ZREMRANGEBYLEX", "set", "-", "+", "toomany")
assert(t, err != nil, "ZREMRANGEBYLEX error")
// Wrong type of key
s.Set("str", "value")
_, err = c.Do("ZREMRANGEBYLEX", "str", "-", "+")
assert(t, err != nil, "ZREMRANGEBYLEX error")
}
}
// Test ZREMRANGEBYRANK
func TestSortedSetRemRangeByRank(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", 1, "one")
s.ZAdd("z", 2, "two")
s.ZAdd("z", 2, "zwei")
s.ZAdd("z", 3, "three")
s.ZAdd("z", 3, "drei")
s.ZAdd("z", math.Inf(+1), "inf")
{
n, err := redis.Int(c.Do("ZREMRANGEBYRANK", "z", -2, -1))
ok(t, err)
equals(t, 2, n)
b, err := redis.Strings(c.Do("ZRANGE", "z", 0, -1))
ok(t, err)
equals(t, []string{"one", "two", "zwei", "drei"}, b)
}
// weird cases.
{
n, err := redis.Int(c.Do("ZREMRANGEBYRANK", "z", -100, -100))
ok(t, err)
equals(t, 0, n)
}
{
n, err := redis.Int(c.Do("ZREMRANGEBYRANK", "z", 100, 400))
ok(t, err)
equals(t, 0, n)
}
// Nonexistent key
{
n, err := redis.Int(c.Do("ZREMRANGEBYRANK", "nosuch", 1, 4))
ok(t, err)
equals(t, 0, n)
}
// Delete all. Key should be gone.
{
n, err := redis.Int(c.Do("ZREMRANGEBYRANK", "z", 0, -1))
ok(t, err)
equals(t, 4, n)
equals(t, false, s.Exists("z"))
}
// Error cases
{
_, err = redis.String(c.Do("ZREMRANGEBYRANK"))
assert(t, err != nil, "ZREMRANGEBYRANK error")
_, err = redis.String(c.Do("ZREMRANGEBYRANK", "set"))
assert(t, err != nil, "ZREMRANGEBYRANK error")
_, err = redis.String(c.Do("ZREMRANGEBYRANK", "set", 1))
assert(t, err != nil, "ZREMRANGEBYRANK error")
_, err = redis.String(c.Do("ZREMRANGEBYRANK", "set", "noint", 1))
assert(t, err != nil, "ZREMRANGEBYRANK error")
_, err = redis.String(c.Do("ZREMRANGEBYRANK", "set", 1, "noint"))
assert(t, err != nil, "ZREMRANGEBYRANK error")
_, err = redis.String(c.Do("ZREMRANGEBYRANK", "set", 1, 2, "toomany"))
assert(t, err != nil, "ZREMRANGEBYRANK error")
// Wrong type of key
s.Set("str", "value")
_, err = redis.Int(c.Do("ZREMRANGEBYRANK", "str", 1, 2))
assert(t, err != nil, "ZREMRANGEBYRANK error")
}
}
// Test ZREMRANGEBYSCORE
func TestSortedSetRangeRemByScore(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", -273.15, "zero kelvin")
s.ZAdd("z", -4, "minusfour")
s.ZAdd("z", 1, "one")
s.ZAdd("z", 2, "two")
s.ZAdd("z", 2, "zwei")
s.ZAdd("z", 3, "three")
s.ZAdd("z", 3, "drei")
s.ZAdd("z", math.Inf(+1), "inf")
// Normal cases
{
n, err := redis.Int(c.Do("ZREMRANGEBYSCORE", "z", "-inf", 1))
ok(t, err)
equals(t, 3, n)
b, err := redis.Strings(c.Do("ZRANGE", "z", 0, -1))
ok(t, err)
equals(t, []string{"two", "zwei", "drei", "three", "inf"}, b)
}
// Exclusive min
{
n, err := redis.Int(c.Do("ZREMRANGEBYSCORE", "z", "(2", "(4"))
ok(t, err)
equals(t, 2, n)
b, err := redis.Strings(c.Do("ZRANGE", "z", 0, -1))
ok(t, err)
equals(t, []string{"two", "zwei", "inf"}, b)
}
// Wrong ranges
{
n, err := redis.Int(c.Do("ZREMRANGEBYSCORE", "z", "+inf", "-inf"))
ok(t, err)
equals(t, 0, n)
}
// No such key
{
n, err := redis.Int(c.Do("ZREMRANGEBYSCORE", "nosuch", "-inf", "inf"))
ok(t, err)
equals(t, 0, n)
}
// Error cases
{
_, err = redis.String(c.Do("ZREMRANGEBYSCORE"))
assert(t, err != nil, "ZREMRANGEBYSCORE error")
_, err = redis.String(c.Do("ZREMRANGEBYSCORE", "set"))
assert(t, err != nil, "ZREMRANGEBYSCORE error")
_, err = redis.String(c.Do("ZREMRANGEBYSCORE", "set", 1))
assert(t, err != nil, "ZREMRANGEBYSCORE error")
_, err = redis.String(c.Do("ZREMRANGEBYSCORE", "set", "nofloat", 1))
assert(t, err != nil, "ZREMRANGEBYSCORE error")
_, err = redis.String(c.Do("ZREMRANGEBYSCORE", "set", 1, "nofloat"))
assert(t, err != nil, "ZREMRANGEBYSCORE error")
_, err = redis.String(c.Do("ZREMRANGEBYSCORE", "set", 1, 2, "toomany"))
assert(t, err != nil, "ZREMRANGEBYSCORE error")
// Wrong type of key
s.Set("str", "value")
_, err = redis.Int(c.Do("ZREMRANGEBYSCORE", "str", 1, 2))
assert(t, err != nil, "ZREMRANGEBYSCORE error")
}
}
// Test ZSCORE
func TestSortedSetScore(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", 1, "one")
s.ZAdd("z", 2, "two")
s.ZAdd("z", 2, "zwei")
// Simple case
{
b, err := redis.Float64(c.Do("ZSCORE", "z", "two"))
ok(t, err)
equals(t, 2.0, b)
}
// no such member
{
b, err := c.Do("ZSCORE", "z", "nosuch")
ok(t, err)
equals(t, nil, b)
}
// no such key
{
b, err := c.Do("ZSCORE", "nosuch", "nosuch")
ok(t, err)
equals(t, nil, b)
}
// Direct
{
s.ZAdd("z2", 1, "one")
s.ZAdd("z2", 2, "two")
score, err := s.ZScore("z2", "two")
ok(t, err)
equals(t, 2.0, score)
}
// Error cases
{
_, err = redis.String(c.Do("ZSCORE"))
assert(t, err != nil, "ZSCORE error")
_, err = redis.String(c.Do("ZSCORE", "key"))
assert(t, err != nil, "ZSCORE error")
_, err = redis.String(c.Do("ZSCORE", "too", "many", "arguments"))
assert(t, err != nil, "ZSCORE error")
// Wrong type of key
s.Set("str", "value")
_, err = redis.Int(c.Do("ZSCORE", "str", "aap"))
assert(t, err != nil, "ZSCORE error")
}
}
// Test ZRANGEBYLEX, ZREVRANGEBYLEX, ZLEXCOUNT
func TestSortedSetRangeByLex(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
s.ZAdd("z", 12, "zero kelvin")
s.ZAdd("z", 12, "minusfour")
s.ZAdd("z", 12, "one")
s.ZAdd("z", 12, "oneone")
s.ZAdd("z", 12, "two")
s.ZAdd("z", 12, "zwei")
s.ZAdd("z", 12, "three")
s.ZAdd("z", 12, "drei")
s.ZAdd("z", 12, "inf")
// Normal cases
{
b, err := redis.Strings(c.Do("ZRANGEBYLEX", "z", "-", "+"))
ok(t, err)
equals(t, []string{
"drei",
"inf",
"minusfour",
"one",
"oneone",
"three",
"two",
"zero kelvin",
"zwei",
}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYLEX", "z", "+", "-"))
ok(t, err)
equals(t, []string{
"zwei",
"zero kelvin",
"two",
"three",
"oneone",
"one",
"minusfour",
"inf",
"drei",
}, b)
i, err := redis.Int(c.Do("ZLEXCOUNT", "z", "-", "+"))
ok(t, err)
equals(t, 9, i)
}
// Inclusive range
{
b, err := redis.Strings(c.Do("ZRANGEBYLEX", "z", "[o", "[three"))
ok(t, err)
equals(t, []string{"one", "oneone", "three"}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYLEX", "z", "[three", "[o"))
ok(t, err)
equals(t, []string{"three", "oneone", "one"}, b)
i, err := redis.Int(c.Do("ZLEXCOUNT", "z", "[o", "[three"))
ok(t, err)
equals(t, 3, i)
}
// Inclusive range
{
b, err := redis.Strings(c.Do("ZRANGEBYLEX", "z", "(o", "(z"))
ok(t, err)
equals(t, []string{"one", "oneone", "three", "two"}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYLEX", "z", "(z", "(o"))
ok(t, err)
equals(t, []string{"two", "three", "oneone", "one"}, b)
i, err := redis.Int(c.Do("ZLEXCOUNT", "z", "(o", "(z"))
ok(t, err)
equals(t, 4, i)
}
// Wrong ranges
{
b, err := redis.Strings(c.Do("ZRANGEBYLEX", "z", "+", "(z"))
ok(t, err)
equals(t, []string{}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYLEX", "z", "(z", "+"))
ok(t, err)
equals(t, []string{}, b)
b, err = redis.Strings(c.Do("ZRANGEBYLEX", "z", "(a", "-"))
ok(t, err)
equals(t, []string{}, b)
b, err = redis.Strings(c.Do("ZREVRANGEBYLEX", "z", "-", "(a"))
ok(t, err)
equals(t, []string{}, b)
b, err = redis.Strings(c.Do("ZRANGEBYLEX", "z", "(z", "(a"))
ok(t, err)
equals(t, []string{}, b)
i, err := redis.Int(c.Do("ZLEXCOUNT", "z", "(z", "(z"))
ok(t, err)
equals(t, 0, i)
}
// No such key
{
b, err := redis.Strings(c.Do("ZRANGEBYLEX", "nosuch", "-", "+"))
ok(t, err)
equals(t, []string{}, b)
i, err := redis.Int(c.Do("ZLEXCOUNT", "nosuch", "-", "+"))
ok(t, err)
equals(t, 0, i)
}
// With LIMIT
// (note, this is SQL like logic, not the redis RANGE logic)
{
b, err := redis.Strings(c.Do("ZRANGEBYLEX", "z", "-", "+", "LIMIT", 1, 2))
ok(t, err)
equals(t, []string{"inf", "minusfour"}, b)
// Negative start limit. No go.
b, err = redis.Strings(c.Do("ZRANGEBYLEX", "z", "-", "+", "LIMIT", -1, 2))
ok(t, err)
equals(t, []string{}, b)
// Negative end limit. Is fine but ignored.
b, err = redis.Strings(c.Do("ZRANGEBYLEX", "z", "-", "+", "LIMIT", 1, -2))
ok(t, err)
equals(t, []string{"inf", "minusfour", "one", "oneone", "three", "two", "zero kelvin", "zwei"}, b)
}
// Error cases
{
_, err = c.Do("ZRANGEBYLEX")
assert(t, err != nil, "ZRANGEBYLEX error")
_, err = c.Do("ZRANGEBYLEX", "set")
assert(t, err != nil, "ZRANGEBYLEX error")
_, err = c.Do("ZRANGEBYLEX", "set", "1", "[a")
assert(t, err != nil, "ZRANGEBYLEX error")
_, err = c.Do("ZRANGEBYLEX", "set", "[a", "1")
assert(t, err != nil, "ZRANGEBYLEX error")