forked from alicebob/miniredis
/
cmd_list_test.go
1407 lines (1239 loc) · 25.7 KB
/
cmd_list_test.go
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package miniredis
import (
"strings"
"testing"
"time"
"github.com/alicebob/miniredis/v2/proto"
)
// execute command in a go routine. Used to test blocking commands.
func goStrings(t *testing.T, s *Miniredis, args ...string) <-chan string {
c, err := proto.Dial(s.Addr())
ok(t, err)
got := make(chan string, 1)
go func() {
defer c.Close()
defer close(got)
res, err := c.Do(args...)
if err != nil {
t.Error(err.Error())
return
}
got <- res
}()
return got
}
func TestLpush(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
t.Run("basic", func(t *testing.T) {
mustDo(t, c,
"LPUSH", "l", "aap", "noot", "mies",
proto.Int(3), // new length.
)
mustDo(t, c,
"LRANGE", "l", "0", "0",
proto.Strings("mies"),
)
mustDo(t, c,
"LRANGE", "l", "-1", "-1",
proto.Strings("aap"),
)
mustDo(t, c,
"LPUSH", "l", "aap2", "noot2", "mies2",
proto.Int(6),
)
mustDo(t, c,
"LRANGE", "l", "0", "0",
proto.Strings("mies2"),
)
mustDo(t, c,
"LRANGE", "l", "-1", "-1",
proto.Strings("aap"),
)
})
t.Run("direct", func(t *testing.T) {
l, err := s.Lpush("l2", "a")
ok(t, err)
equals(t, 1, l)
l, err = s.Lpush("l2", "b")
ok(t, err)
equals(t, 2, l)
list, err := s.List("l2")
ok(t, err)
equals(t, []string{"b", "a"}, list)
el, err := s.Lpop("l2")
ok(t, err)
equals(t, "b", el)
el, err = s.Lpop("l2")
ok(t, err)
equals(t, "a", el)
// Key is removed on pop-empty.
equals(t, false, s.Exists("l2"))
})
t.Run("direct, wakeup", func(t *testing.T) {
go func() {
time.Sleep(30 * time.Millisecond)
l, err := s.Lpush("q1", "a")
ok(t, err)
equals(t, 1, l)
}()
mustDo(t, c,
"BRPOPLPUSH", "q1", "q2", "1",
proto.String("a"),
)
})
t.Run("errors", func(t *testing.T) {
mustDo(t, c,
"LPUSH",
proto.Error("ERR wrong number of arguments for 'lpush' command"),
)
mustDo(t, c,
"LPUSH", "l",
proto.Error("ERR wrong number of arguments for 'lpush' command"),
)
mustOK(t, c, "SET", "str", "value")
mustDo(t, c,
"LPUSH", "str", "noot", "mies",
proto.Error(msgWrongType),
)
})
}
func TestLpushx(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
{
must0(t, c,
"LPUSHX", "l", "aap",
)
equals(t, false, s.Exists("l"))
// Create the list with a normal LPUSH
must1(t, c,
"LPUSH", "l", "noot",
)
equals(t, true, s.Exists("l"))
mustDo(t, c,
"LPUSHX", "l", "mies",
proto.Int(2),
)
equals(t, true, s.Exists("l"))
}
// Push more.
{
must1(t, c,
"LPUSH", "l2", "aap1",
)
mustDo(t, c,
"LPUSHX", "l2", "aap2", "noot2", "mies2",
proto.Int(4),
)
mustDo(t, c,
"LRANGE", "l2", "0", "0",
proto.Strings("mies2"),
)
mustDo(t, c,
"LRANGE", "l2", "-1", "-1",
proto.Strings("aap1"),
)
}
// Errors
{
mustDo(t, c,
"LPUSHX",
proto.Error("ERR wrong number of arguments for 'lpushx' command"),
)
mustDo(t, c,
"LPUSHX", "l",
proto.Error("ERR wrong number of arguments for 'lpushx' command"),
)
mustOK(t, c, "SET", "str", "value")
mustDo(t, c,
"LPUSHX", "str", "mies",
proto.Error(msgWrongType),
)
}
}
func TestLpop(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
t.Run("single", func(t *testing.T) {
mustDo(t, c,
"LPUSH", "l", "aap", "noot", "mies",
proto.Int(3),
)
mustDo(t, c,
"LPOP", "l",
proto.String("mies"),
)
mustDo(t, c,
"LPOP", "l",
proto.String("noot"),
)
mustDo(t, c,
"LPOP", "l",
proto.String("aap"),
)
// Last element has been popped. Key is gone.
must0(t, c, "EXISTS", "l")
// Can pop non-existing keys just fine.
mustNil(t, c, "LPOP", "l")
})
t.Run("with count", func(t *testing.T) {
mustDo(t, c,
"LPUSH", "l2", "aap", "noot", "mies",
proto.Int(3),
)
mustDo(t, c,
"LPOP", "l2", "2",
proto.Strings("mies", "noot"),
)
mustDo(t, c,
"LPOP", "l2", "2",
proto.Strings("aap"),
)
mustDo(t, c,
"LPOP", "l2", "99",
proto.Nil,
)
mustDo(t, c,
"LPOP", "l2", "0",
proto.Nil,
)
// Last element has been popped. Key is gone.
must0(t, c, "EXISTS", "l2")
})
t.Run("errors", func(t *testing.T) {
mustOK(t, c, "SET", "str", "value")
mustDo(t, c,
"LPOP", "str",
proto.Error(msgWrongType),
)
mustDo(t, c,
"LPOP", "str", "-1",
proto.Error(msgOutOfRange),
)
})
useRESP3(t, c)
t.Run("RESP3", func(t *testing.T) {
mustDo(t, c, "LPOP", "nosuch", proto.NilResp3)
mustDo(t, c, "LPOP", "nosuch", "2", proto.NilResp3)
})
}
func TestRPushPop(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
{
mustDo(t, c,
"RPUSH", "l", "aap", "noot", "mies",
proto.Int(3),
)
mustDo(t, c,
"LRANGE", "l", "0", "0",
proto.Strings("aap"),
)
mustDo(t, c,
"LRANGE", "l", "-1", "-1",
proto.Strings("mies"),
)
}
// Push more.
{
mustDo(t, c,
"RPUSH", "l", "aap2", "noot2", "mies2",
proto.Int(6),
)
mustDo(t, c,
"LRANGE", "l", "0", "0",
proto.Strings("aap"),
)
mustDo(t, c,
"LRANGE", "l", "-1", "-1",
proto.Strings("mies2"),
)
}
// Direct usage
{
l, err := s.Push("l2", "a")
ok(t, err)
equals(t, 1, l)
l, err = s.Push("l2", "b")
ok(t, err)
equals(t, 2, l)
list, err := s.List("l2")
ok(t, err)
equals(t, []string{"a", "b"}, list)
el, err := s.Pop("l2")
ok(t, err)
equals(t, "b", el)
el, err = s.Pop("l2")
ok(t, err)
equals(t, "a", el)
// Key is removed on pop-empty.
equals(t, false, s.Exists("l2"))
}
// Wrong type of key
{
mustOK(t, c, "SET", "str", "value")
mustDo(t, c,
"RPUSH", "str", "noot", "mies",
proto.Error(msgWrongType),
)
}
}
func TestRpop(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
s.Push("l", "aap", "noot", "mies")
// Simple pops.
{
mustDo(t, c,
"RPOP", "l",
proto.String("mies"),
)
mustDo(t, c,
"RPOP", "l",
proto.String("noot"),
)
mustDo(t, c,
"RPOP", "l",
proto.String("aap"),
)
// Last element has been popped. Key is gone.
must0(t, c, "EXISTS", "l")
// Can pop non-existing keys just fine.
mustNil(t, c, "RPOP", "l")
}
}
func TestLindex(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
s.Push("l", "aap", "noot", "mies", "vuur")
mustDo(t, c,
"LINDEX", "l", "0",
proto.String("aap"),
)
mustDo(t, c,
"LINDEX", "l", "1",
proto.String("noot"),
)
mustDo(t, c,
"LINDEX", "l", "3",
proto.String("vuur"),
)
mustNil(t, c, "LINDEX", "l", "3000") // Too many
mustDo(t, c,
"LINDEX", "l", "-1",
proto.String("vuur"),
)
mustDo(t, c,
"LINDEX", "l", "-2",
proto.String("mies"),
)
mustNil(t, c, "LINDEX", "l", "-400") // Too big
// Non exising key
mustNil(t, c, "LINDEX", "nonexisting", "400")
t.Run("errors", func(t *testing.T) {
// Wrong type of key
mustOK(t, c, "SET", "str", "value")
mustDo(t, c,
"LINDEX", "str", "1",
proto.Error(msgWrongType),
)
// Not an integer
mustDo(t, c,
"LINDEX", "l", "noint",
proto.Error("ERR value is not an integer or out of range"),
)
// Too many arguments
mustDo(t, c,
"LINDEX", "str", "l", "foo",
proto.Error("ERR wrong number of arguments for 'lindex' command"),
)
})
}
func TestLlen(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
s.Push("l", "aap", "noot", "mies", "vuur")
mustDo(t, c,
"LLEN", "l",
proto.Int(4),
)
// Non exising key
must0(t, c,
"LLEN", "nonexisting",
)
// Wrong type of key
mustOK(t, c, "SET", "str", "value")
mustDo(t, c,
"LLEN", "str",
proto.Error(msgWrongType),
)
// Too many arguments
mustDo(t, c,
"LLEN", "too", "many",
proto.Error("ERR wrong number of arguments for 'llen' command"),
)
}
func TestLtrim(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
s.Push("l", "aap", "noot", "mies", "vuur")
{
mustOK(t, c, "LTRIM", "l", "0", "2")
l, err := s.List("l")
ok(t, err)
equals(t, []string{"aap", "noot", "mies"}, l)
}
// Delete key on empty list
{
mustOK(t, c, "LTRIM", "l", "0", "-99")
equals(t, false, s.Exists("l"))
}
// Not exising key
mustOK(t, c, "LTRIM", "nonexisting", "0", "1")
// Wrong type of key
t.Run("errors", func(t *testing.T) {
s.Set("str", "string!")
mustDo(t, c,
"LTRIM", "str", "0", "1",
proto.Error(msgWrongType),
)
mustDo(t, c,
"LTRIM", "l", "1", "2", "toomany",
proto.Error(errWrongNumber("ltrim")),
)
mustDo(t, c,
"LTRIM", "l", "1", "noint",
proto.Error("ERR value is not an integer or out of range"),
)
mustDo(t, c,
"LTRIM", "l", "noint", "1",
proto.Error("ERR value is not an integer or out of range"),
)
mustDo(t, c,
"LTRIM", "l", "1",
proto.Error(errWrongNumber("ltrim")),
)
mustDo(t, c,
"LTRIM", "l",
proto.Error(errWrongNumber("ltrim")),
)
mustDo(t, c,
"LTRIM",
proto.Error(errWrongNumber("ltrim")),
)
})
}
func TestLrem(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
// Reverse
{
s.Push("l", "aap", "noot", "mies", "vuur", "noot", "noot")
must1(t, c,
"LREM", "l", "-1", "noot",
)
l, err := s.List("l")
ok(t, err)
equals(t, []string{"aap", "noot", "mies", "vuur", "noot"}, l)
}
// Normal
{
s.Push("l2", "aap", "noot", "mies", "vuur", "noot", "noot")
mustDo(t, c,
"LREM", "l2", "2", "noot",
proto.Int(2),
)
l, err := s.List("l2")
ok(t, err)
equals(t, []string{"aap", "mies", "vuur", "noot"}, l)
}
// All
{
s.Push("l3", "aap", "noot", "mies", "vuur", "noot", "noot")
mustDo(t, c,
"LREM", "l3", "0", "noot",
proto.Int(3),
)
l, err := s.List("l3")
ok(t, err)
equals(t, []string{"aap", "mies", "vuur"}, l)
}
// All
{
s.Push("l4", "aap", "noot", "mies", "vuur", "noot", "noot")
mustDo(t, c,
"LREM", "l4", "200", "noot",
proto.Int(3),
)
l, err := s.List("l4")
ok(t, err)
equals(t, []string{"aap", "mies", "vuur"}, l)
}
// Delete key on empty list
{
s.Push("l5", "noot", "noot", "noot")
mustDo(t, c,
"LREM", "l5", "99", "noot",
proto.Int(3),
)
equals(t, false, s.Exists("l5"))
}
// Non exising key
must0(t, c,
"LREM", "nonexisting", "0", "aap",
)
// Error cases
{
mustDo(t, c,
"LREM",
proto.Error(errWrongNumber("lrem")),
)
mustDo(t, c,
"LREM", "l",
proto.Error(errWrongNumber("lrem")),
)
mustDo(t, c,
"LREM", "l", "1",
proto.Error(errWrongNumber("lrem")),
)
mustDo(t, c,
"LREM", "l", "noint", "aap",
proto.Error("ERR value is not an integer or out of range"),
)
mustDo(t, c,
"LREM", "l", "1", "aap", "toomany",
proto.Error(errWrongNumber("lrem")),
)
s.Set("str", "string!")
mustDo(t, c,
"LREM", "str", "0", "aap",
proto.Error("WRONGTYPE Operation against a key holding the wrong kind of value"),
)
}
}
func TestLset(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
s.Push("l", "aap", "noot", "mies", "vuur", "noot", "noot")
// Simple LSET
{
mustOK(t, c, "LSET", "l", "1", "noot!")
l, err := s.List("l")
ok(t, err)
equals(t, []string{"aap", "noot!", "mies", "vuur", "noot", "noot"}, l)
}
{
mustOK(t, c,
"LSET", "l", "-1", "noot?",
)
l, err := s.List("l")
ok(t, err)
equals(t, []string{"aap", "noot!", "mies", "vuur", "noot", "noot?"}, l)
}
// Out of range
mustDo(t, c,
"LSET", "l", "10000", "aap",
proto.Error("ERR index out of range"),
)
mustDo(t, c,
"LSET", "l", "-10000", "aap",
proto.Error("ERR index out of range"),
)
// Non exising key
mustDo(t, c,
"LSET", "nonexisting", "0", "aap",
proto.Error("ERR no such key"),
)
t.Run("errors", func(t *testing.T) {
mustDo(t, c,
"LSET",
proto.Error(errWrongNumber("lset")),
)
mustDo(t, c,
"LSET", "l",
proto.Error(errWrongNumber("lset")),
)
mustDo(t, c,
"LSET", "l", "1",
proto.Error(errWrongNumber("lset")),
)
mustDo(t, c,
"LSET", "l", "noint", "aap",
proto.Error("ERR value is not an integer or out of range"),
)
mustDo(t, c,
"LSET", "l", "1", "aap", "toomany",
proto.Error(errWrongNumber("lset")),
)
s.Set("str", "string!")
mustDo(t, c,
"LSET", "str", "0", "aap",
proto.Error(msgWrongType),
)
})
}
func TestLinsert(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
s.Push("l", "aap", "noot", "mies", "vuur", "noot", "end")
// Before
{
mustDo(t, c,
"LINSERT", "l", "BEFORE", "noot", "!",
proto.Int(7),
)
l, err := s.List("l")
ok(t, err)
equals(t, []string{"aap", "!", "noot", "mies", "vuur", "noot", "end"}, l)
}
// After
{
mustDo(t, c,
"LINSERT", "l", "AFTER", "noot", "?",
proto.Int(8),
)
l, err := s.List("l")
ok(t, err)
equals(t, []string{"aap", "!", "noot", "?", "mies", "vuur", "noot", "end"}, l)
}
// Edge case before
{
mustDo(t, c,
"LINSERT", "l", "BEFORE", "aap", "[",
proto.Int(9),
)
l, err := s.List("l")
ok(t, err)
equals(t, []string{"[", "aap", "!", "noot", "?", "mies", "vuur", "noot", "end"}, l)
}
// Edge case after
{
mustDo(t, c,
"LINSERT", "l", "AFTER", "end", "]",
proto.Int(10),
)
l, err := s.List("l")
ok(t, err)
equals(t, []string{"[", "aap", "!", "noot", "?", "mies", "vuur", "noot", "end", "]"}, l)
}
// Non exising pivot
mustDo(t, c,
"LINSERT", "l", "before", "nosuch", "noot",
proto.Int(-1),
)
// Non exising key
must0(t, c,
"LINSERT", "nonexisting", "before", "aap", "noot",
)
t.Run("errors", func(t *testing.T) {
mustDo(t, c,
"LINSERT",
proto.Error(errWrongNumber("linsert")),
)
mustDo(t, c,
"LINSERT", "l",
proto.Error(errWrongNumber("linsert")),
)
mustDo(t, c,
"LINSERT", "l", "before",
proto.Error(errWrongNumber("linsert")),
)
mustDo(t, c,
"LINSERT", "l", "before", "value",
proto.Error(errWrongNumber("linsert")),
)
mustDo(t, c,
"LINSERT", "l", "wrong", "value", "value",
proto.Error("ERR syntax error"),
)
mustDo(t, c,
"LINSERT", "l", "wrong", "value", "value", "toomany",
proto.Error(errWrongNumber("linsert")),
)
s.Set("str", "string!")
mustDo(t, c,
"LINSERT", "str", "before", "value", "value",
proto.Error(msgWrongType),
)
})
}
func TestRpoplpush(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
s.Push("l", "aap", "noot", "mies")
s.Push("l2", "vuur", "noot", "end")
{
mustDo(t, c,
"RPOPLPUSH", "l", "l2",
proto.String("mies"),
)
s.CheckList(t, "l", "aap", "noot")
s.CheckList(t, "l2", "mies", "vuur", "noot", "end")
}
// Again!
{
mustDo(t, c,
"RPOPLPUSH", "l", "l2",
proto.String("noot"),
)
s.CheckList(t, "l", "aap")
s.CheckList(t, "l2", "noot", "mies", "vuur", "noot", "end")
}
// Again!
{
mustDo(t, c,
"RPOPLPUSH", "l", "l2",
proto.String("aap"),
)
assert(t, !s.Exists("l"), "l exists")
s.CheckList(t, "l2", "aap", "noot", "mies", "vuur", "noot", "end")
}
// Non exising lists
{
s.Push("ll", "aap", "noot", "mies")
mustDo(t, c,
"RPOPLPUSH", "ll", "nosuch",
proto.String("mies"),
)
assert(t, s.Exists("nosuch"), "nosuch exists")
s.CheckList(t, "ll", "aap", "noot")
s.CheckList(t, "nosuch", "mies")
mustNil(t, c,
"RPOPLPUSH", "nosuch2", "ll",
)
}
// Cycle
{
s.Push("cycle", "aap", "noot", "mies")
mustDo(t, c,
"RPOPLPUSH", "cycle", "cycle",
proto.String("mies"),
)
s.CheckList(t, "cycle", "mies", "aap", "noot")
}
// Error cases
t.Run("errors", func(t *testing.T) {
s.Push("src", "aap", "noot", "mies")
mustDo(t, c,
"RPOPLPUSH",
proto.Error(errWrongNumber("rpoplpush")),
)
mustDo(t, c,
"RPOPLPUSH", "l",
proto.Error(errWrongNumber("rpoplpush")),
)
mustDo(t, c,
"RPOPLPUSH", "too", "many", "arguments",
proto.Error(errWrongNumber("rpoplpush")),
)
s.Set("str", "string!")
mustDo(t, c,
"RPOPLPUSH", "str", "src",
proto.Error(msgWrongType),
)
mustDo(t, c,
"RPOPLPUSH", "src", "str",
proto.Error(msgWrongType),
)
})
}
func TestRpushx(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
// Simple cases
{
// No key key
must0(t, c,
"RPUSHX", "l", "value",
)
assert(t, !s.Exists("l"), "l doesn't exist")
s.Push("l", "aap", "noot")
mustDo(t, c,
"RPUSHX", "l", "mies",
proto.Int(3),
)
s.CheckList(t, "l", "aap", "noot", "mies")
}
// Push more.
{
must1(t, c,
"LPUSH", "l2", "aap1",
)
mustDo(t, c,
"RPUSHX", "l2", "aap2", "noot2", "mies2",
proto.Int(4),
)
mustDo(t, c,
"LRANGE", "l2", "0", "0",
proto.Strings("aap1"),
)
mustDo(t, c,
"LRANGE", "l2", "-1", "-1",
proto.Strings("mies2"),
)
}
t.Run("errors", func(t *testing.T) {
s.Push("src", "aap", "noot", "mies")
mustDo(t, c,
"RPUSHX",
proto.Error(errWrongNumber("rpushx")),
)
mustDo(t, c,
"RPUSHX", "l",
proto.Error(errWrongNumber("rpushx")),
)
s.Set("str", "string!")
mustDo(t, c,
"RPUSHX", "str", "value",
proto.Error(msgWrongType),
)
})
}
func TestBrpop(t *testing.T) {
s, err := Run()
ok(t, err)
defer s.Close()
c, err := proto.Dial(s.Addr())
ok(t, err)
defer c.Close()
// Simple cases
{
s.Push("ll", "aap", "noot", "mies")
mustDo(t, c,
"BRPOP", "ll", "1",
proto.Strings("ll", "mies"),
)
}
t.Run("errors", func(t *testing.T) {
mustDo(t, c,
"BRPOP",
proto.Error(errWrongNumber("brpop")),
)
mustDo(t, c,
"BRPOP", "key",
proto.Error(errWrongNumber("brpop")),
)
mustDo(t, c,
"BRPOP", "key", "-1",
proto.Error("ERR timeout is negative"),
)
mustDo(t, c,
"BRPOP", "key", "inf",
proto.Error("ERR timeout is not a float or out of range"),
)