feat: add hstrlen command for hash

Signed-off-by: rfyiamcool <[email protected]>

Author: rfyiamcool

commands_test.go

@@ -2421,9 +2421,10 @@ var _ = Describe("Commands", func() {
 
 			hStrLen := client.HStrLen(ctx, "hash", "key")
 			Expect(hStrLen.Err()).NotTo(HaveOccurred())
-			Expect(hStrLen.Val()).NotTo(Equal(int64(len("hello"))))
+			Expect(hStrLen.Val()).To(Equal(int64(len("hello"))))
 
-			nonHStrLen := client.HGet(ctx, "hash", "key1")
+			nonHStrLen := client.HGet(ctx, "hash", "keyNon")
+			Expect(hStrLen.Err()).NotTo(HaveOccurred())
 			Expect(nonHStrLen.Val()).To(Equal(int64(0)))
 
 			hDel := client.HDel(ctx, "hash", "key")

example/del-keys-without-ttl/main.go

@@ -6,9 +6,8 @@ import (
 	"sync"
 	"time"
 
-	"go.uber.org/zap"
-
 	"github.com/redis/go-redis/v9"
+	"go.uber.org/zap"
 )
 
 func main() {
@@ -22,6 +21,25 @@ func main() {
 	_ = rdb.Set(ctx, "key_without_ttl_1", "", 0).Err()
 	_ = rdb.Set(ctx, "key_without_ttl_2", "", 0).Err()
 
+	rdb.HSet(ctx, "hash", "f1", "hello")
+	res := rdb.HStrLen(ctx, "hash", "f1")
+	fmt.Println(res.Val(), res.Err())
+
+	res = rdb.HStrLen(ctx, "hash", "f2")
+	fmt.Println(res.Val(), res.Err())
+
+	bb, err := rdb.HStrLen(ctx, "hash", "xxxx").Result()
+	fmt.Println("hstrlen non", bb, err)
+
+	dd, err := rdb.HExists(ctx, "hash", "non-extext").Result()
+	fmt.Println("exits non", dd, err)
+
+	incr, err := rdb.HIncrBy(ctx, "hash", "xxx", 1).Result()
+	fmt.Println("incr non", incr, err)
+
+	aa, err := rdb.HGet(ctx, "hash", "hgetxx").Result()
+	fmt.Println("hget non", aa, err)
+
 	checker := NewKeyChecker(rdb, 100)
 
 	start := time.Now()

hash_commands.go

@@ -6,7 +6,6 @@ type HashCmdable interface {
 	HDel(ctx context.Context, key string, fields ...string) *IntCmd
 	HExists(ctx context.Context, key, field string) *BoolCmd
 	HGet(ctx context.Context, key, field string) *StringCmd
-	HStrLen(ctx context.Context, key, field string) *IntCmd
 	HGetAll(ctx context.Context, key string) *MapStringStringCmd
 	HIncrBy(ctx context.Context, key, field string, incr int64) *IntCmd
 	HIncrByFloat(ctx context.Context, key, field string, incr float64) *FloatCmd
@@ -20,6 +19,7 @@ type HashCmdable interface {
 	HVals(ctx context.Context, key string) *StringSliceCmd
 	HRandField(ctx context.Context, key string, count int) *StringSliceCmd
 	HRandFieldWithValues(ctx context.Context, key string, count int) *KeyValueSliceCmd
+	HStrLen(ctx context.Context, key, field string) *IntCmd
 }
 
 func (c cmdable) HDel(ctx context.Context, key string, fields ...string) *IntCmd {
@@ -46,12 +46,6 @@ func (c cmdable) HGet(ctx context.Context, key, field string) *StringCmd {
 	return cmd
 }
 
-func (c cmdable) HStrLen(ctx context.Context, key, field string) *IntCmd {
-	cmd := NewIntCmd(ctx, "hstrlen", key, field)
-	_ = c(ctx, cmd)
-	return cmd
-}
-
 func (c cmdable) HGetAll(ctx context.Context, key string) *MapStringStringCmd {
 	cmd := NewMapStringStringCmd(ctx, "hgetall", key)
 	_ = c(ctx, cmd)
@@ -179,3 +173,9 @@ func (c cmdable) HScan(ctx context.Context, key string, cursor uint64, match str
 	_ = c(ctx, cmd)
 	return cmd
 }
+
+func (c cmdable) HStrLen(ctx context.Context, key, field string) *IntCmd {
+	cmd := NewIntCmd(ctx, "hstrlen", key, field)
+	_ = c(ctx, cmd)
+	return cmd
+}