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cmd_stream_test.go
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package miniredis
import (
"fmt"
"math"
"regexp"
"testing"
"time"
"github.com/gomodule/redigo/redis"
)
// Test XADD / XLEN / XRANGE
func TestStream(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
defer c.Close()
res, err := redis.String(c.Do("XADD", "s", "1234567-89", "one", "1", "two", "2"))
ok(t, err)
equals(t, "1234567-89", res)
count, err := redis.Int(c.Do("XLEN", "s"))
ok(t, err)
equals(t, 1, count)
t.Run("TYPE", func(t *testing.T) {
s, err := redis.String(c.Do("TYPE", "s"))
ok(t, err)
equals(t, "stream", s)
})
now := time.Date(2001, 1, 1, 4, 4, 5, 4000000, time.UTC)
s.SetTime(now)
t.Run("direct usage", func(t *testing.T) {
_, err := s.XAdd("s1", "0-0", []string{"name", "foo"})
mustFail(t, err, errInvalidStreamValue.Error())
id, err := s.XAdd("s1", "12345-67", []string{"name", "bar"})
ok(t, err)
equals(t, "12345-67", id)
_, err = s.XAdd("s1", "12345-0", []string{"name", "foo"})
mustFail(t, err, errInvalidStreamValue.Error())
id, err = s.XAdd("s1", "*", []string{"name", "baz"})
ok(t, err)
equals(t, "978321845004-0", id)
stream, err := s.Stream("s1")
ok(t, err)
equals(t, 2, len(stream))
equals(t, StreamEntry{
ID: "12345-67",
Values: []string{"name", "bar"},
}, stream[0])
equals(t, StreamEntry{
ID: "978321845004-0",
Values: []string{"name", "baz"},
}, stream[1])
})
}
// Test XADD
func TestStreamAdd(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
defer c.Close()
t.Run("XADD", func(t *testing.T) {
res, err := redis.String(c.Do("XADD", "s", "123456", "one", "11", "two", "22"))
ok(t, err)
equals(t, "123456-0", res)
res, err = redis.String(c.Do("XADD", "s", "*", "one", "1", "two", "2"))
ok(t, err)
exp := `\d+-0`
matched, err := regexp.MatchString(exp, res)
ok(t, err)
assert(t, matched, "expected: %#v got: %#v", exp, res)
k := fmt.Sprintf("%d-0", uint64(math.MaxUint64-100))
res, err = redis.String(c.Do("XADD", "s", k, "one", "11", "two", "22"))
ok(t, err)
equals(t, k, res)
res, err = redis.String(c.Do("XADD", "s", "*", "one", "111", "two", "222"))
ok(t, err)
equals(t, fmt.Sprintf("%d-1", uint64(math.MaxUint64-100)), res)
})
t.Run("XADD SetTime", func(t *testing.T) {
now := time.Date(2001, 1, 1, 4, 4, 5, 4000000, time.UTC)
s.SetTime(now)
id, err := redis.String(c.Do("XADD", "now", "*", "one", "1"))
ok(t, err)
equals(t, "978321845004-0", id)
id, err = redis.String(c.Do("XADD", "now", "*", "two", "2"))
ok(t, err)
equals(t, "978321845004-1", id)
})
t.Run("XADD MAXLEN", func(t *testing.T) {
now := time.Date(2001, 1, 1, 4, 4, 5, 4000000, time.UTC)
s.SetTime(now)
for i := 0; i < 100; i++ {
_, err := redis.String(c.Do("XADD", "nowy", "MAXLEN", "10", "*", "one", "1"))
ok(t, err)
nowy, _ := s.Stream("nowy")
assert(t, len(nowy) <= 10, "deleted entries")
}
nowy, _ := s.Stream("nowy")
equals(t, 10, len(nowy))
for i := 0; i < 100; i++ {
_, err := redis.String(c.Do("XADD", "nowz", "MAXLEN", "~", "10", "*", "one", "1"))
ok(t, err)
nowz, _ := s.Stream("nowz")
assert(t, len(nowz) <= 10, "deleted entries")
}
nowz, _ := s.Stream("nowz")
equals(t, 10, len(nowz))
})
t.Run("error cases", func(t *testing.T) {
// Wrong type of key
_, err := redis.String(c.Do("SET", "str", "value"))
ok(t, err)
_, err = s.XAdd("str", "*", []string{"hi", "1"})
mustFail(t, err, msgWrongType)
_, err = redis.String(c.Do("XADD", "str", "*", "hi", "1"))
mustFail(t, err, msgWrongType)
_, err = redis.String(c.Do("XADD"))
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s"))
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", "*"))
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", "*", "key")) // odd
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", "MAXLEN", "!!!", "1000", "*", "key"))
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", "MAXLEN", "~", "thousand", "*", "key"))
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", "a-b", "one", "111", "two", "222")) // invalid id format
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", "0-0", "one", "111", "two", "222")) // invalid id format
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", "1234567-89", "one", "111", "two", "222")) // invalid id value
assert(t, err != nil, "XADD error")
_, err = redis.String(c.Do("XADD", "s", fmt.Sprintf("%d-0", uint64(math.MaxUint64-100)), "one", "111", "two", "222")) // invalid id value
assert(t, err != nil, "XADD error")
})
}
// Test XLEN
func TestStreamLen(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
defer c.Close()
_, err = redis.String(c.Do("XADD", "s", "*", "one", "1", "two", "2"))
ok(t, err)
_, err = redis.String(c.Do("XADD", "s", "*", "one", "11", "two", "22"))
ok(t, err)
t.Run("XLEN", func(t *testing.T) {
count, err := redis.Int(c.Do("XLEN", "s"))
ok(t, err)
equals(t, 2, count)
count, err = redis.Int(c.Do("XLEN", "s3"))
ok(t, err)
equals(t, 0, count)
})
t.Run("error cases", func(t *testing.T) {
// Wrong type of key
_, err := redis.String(c.Do("SET", "str", "value"))
ok(t, err)
_, err = redis.Int(c.Do("XLEN"))
mustFail(t, err, errWrongNumber("xlen"))
_, err = redis.Int(c.Do("XLEN", "str"))
mustFail(t, err, msgWrongType)
})
}
// Test XRANGE / XREVRANGE
func TestStreamRange(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := redis.Dial("tcp", s.Addr())
ok(t, err)
defer c.Close()
_, err = redis.String(c.Do("XADD", "planets", "0-1", "name", "Mercury", "greek-god", "Hermes", "idx", "1"))
ok(t, err)
_, err = redis.String(c.Do("XADD", "planets", "1-0", "name", "Venus", "greek-god", "Aphrodite", "idx", "2"))
ok(t, err)
_, err = redis.String(c.Do("XADD", "planets", "2-1", "name", "Earth", "greek-god", "", "idx", "3"))
ok(t, err)
_, err = redis.String(c.Do("XADD", "planets", "3-0", "greek-god", "Ares", "name", "Mars", "idx", "4"))
ok(t, err)
_, err = redis.String(c.Do("XADD", "planets", "4-1", "name", "Jupiter", "greek-god", "Dias", "idx", "5"))
ok(t, err)
t.Run("XRANGE", func(t *testing.T) {
res, err := redis.Values(c.Do("XRANGE", "planets", "1", "+"))
ok(t, err)
equals(t, 4, len(res))
item := res[1].([]interface{})
id := string(item[0].([]byte))
vals := item[1].([]interface{})
field := string(vals[0].([]byte))
value := string(vals[1].([]byte))
equals(t, "2-1", id)
equals(t, "name", field)
equals(t, "Earth", value)
res, err = redis.Values(c.Do("XREVRANGE", "planets", "3", "1"))
ok(t, err)
equals(t, 3, len(res))
item = res[2].([]interface{})
id = string(item[0].([]byte))
vals = item[1].([]interface{})
field = string(vals[0].([]byte))
value = string(vals[1].([]byte))
equals(t, "1-0", id)
equals(t, "name", field)
equals(t, "Venus", value)
})
t.Run("error cases", func(t *testing.T) {
// Wrong type of key
_, err := redis.String(c.Do("SET", "str", "value"))
ok(t, err)
_, err = redis.Int(c.Do("XRANGE", "str", "-", "+"))
mustFail(t, err, msgWrongType)
_, err = redis.Int(c.Do("XRANGE", "str", "-", "+"))
mustFail(t, err, msgWrongType)
_, err = redis.Int(c.Do("XRANGE"))
mustFail(t, err, errWrongNumber("xrange"))
_, err = redis.Int(c.Do("XRANGE", "foo"))
mustFail(t, err, errWrongNumber("xrange"))
_, err = redis.Int(c.Do("XRANGE", "foo", 1))
mustFail(t, err, errWrongNumber("xrange"))
_, err = redis.Int(c.Do("XRANGE", "foo", 2, 3, "toomany"))
mustFail(t, err, msgSyntaxError)
_, err = c.Do("XRANGE", "foo", 2, 3, "COUNT", "noint")
mustFail(t, err, msgInvalidInt)
_, err = c.Do("XRANGE", "foo", 2, 3, "COUNT", 1, "toomany")
mustFail(t, err, msgSyntaxError)
_, err = c.Do("XRANGE", "foo", "-", "noint")
mustFail(t, err, msgInvalidStreamID)
})
}