Files
redka/internal/command/hash/hmget_test.go
2024-04-30 02:01:19 +05:00

121 lines
3.0 KiB
Go

package hash_test
import (
"testing"
"github.com/nalgeon/redka/internal/command"
"github.com/nalgeon/redka/internal/command/hash"
"github.com/nalgeon/redka/internal/core"
"github.com/nalgeon/redka/internal/redis"
"github.com/nalgeon/redka/internal/testx"
)
func TestHMGetParse(t *testing.T) {
tests := []struct {
name string
args [][]byte
key string
fields []string
err error
}{
{
name: "hmget",
args: command.BuildArgs("hmget"),
key: "",
fields: nil,
err: redis.ErrInvalidArgNum,
},
{
name: "hmget person",
args: command.BuildArgs("hmget", "person"),
key: "",
fields: nil,
err: redis.ErrInvalidArgNum,
},
{
name: "hmget person name",
args: command.BuildArgs("hmget", "person", "name"),
key: "person",
fields: []string{"name"},
err: nil,
},
{
name: "hmget person name age",
args: command.BuildArgs("hmget", "person", "name", "age"),
key: "person",
fields: []string{"name", "age"},
err: nil,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
cmd, err := command.Parse(test.args)
testx.AssertEqual(t, err, test.err)
if err == nil {
cm := cmd.(*hash.HMGet)
testx.AssertEqual(t, cm.Key, test.key)
testx.AssertEqual(t, cm.Fields, test.fields)
}
})
}
}
func TestHMGetExec(t *testing.T) {
t.Run("one field", func(t *testing.T) {
db, red := getDB(t)
defer db.Close()
_, _ = db.Hash().Set("person", "name", "alice")
_, _ = db.Hash().Set("person", "age", 25)
cmd := command.MustParse[*hash.HMGet]("hmget person name")
conn := redis.NewFakeConn()
res, err := cmd.Run(conn, red)
testx.AssertNoErr(t, err)
testx.AssertEqual(t, conn.Out(), "1,alice")
items := res.([]core.Value)
testx.AssertEqual(t, len(items), 1)
testx.AssertEqual(t, items[0], core.Value("alice"))
})
t.Run("some fields", func(t *testing.T) {
db, red := getDB(t)
defer db.Close()
_, _ = db.Hash().Set("person", "name", "alice")
_, _ = db.Hash().Set("person", "age", 25)
_, _ = db.Hash().Set("person", "happy", true)
cmd := command.MustParse[*hash.HMGet]("hmget person name happy city")
conn := redis.NewFakeConn()
res, err := cmd.Run(conn, red)
testx.AssertNoErr(t, err)
testx.AssertEqual(t, conn.Out(), "3,alice,1,(nil)")
items := res.([]core.Value)
testx.AssertEqual(t, len(items), 3)
testx.AssertEqual(t, items[0], core.Value("alice"))
testx.AssertEqual(t, items[1], core.Value("1"))
testx.AssertEqual(t, items[2], core.Value(nil))
})
t.Run("all fields", func(t *testing.T) {
db, red := getDB(t)
defer db.Close()
_, _ = db.Hash().Set("person", "name", "alice")
_, _ = db.Hash().Set("person", "age", 25)
cmd := command.MustParse[*hash.HMGet]("hmget person name age")
conn := redis.NewFakeConn()
res, err := cmd.Run(conn, red)
testx.AssertNoErr(t, err)
testx.AssertEqual(t, conn.Out(), "2,alice,25")
items := res.([]core.Value)
testx.AssertEqual(t, len(items), 2)
testx.AssertEqual(t, items[0], core.Value("alice"))
testx.AssertEqual(t, items[1], core.Value("25"))
})
}