feat: add object fraq command (redis#2844)

* feat: add object fraq command

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

* feat: add object fraq command

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

---------

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

Author: rfyiamcool

commands_test.go

@@ -686,6 +686,11 @@ var _ = Describe("Commands", func() {
 			Expect(refCount.Err()).NotTo(HaveOccurred())
 			Expect(refCount.Val()).To(Equal(int64(1)))
 
+			client.ConfigSet(ctx, "maxmemory-policy", "volatile-lfu")
+			freq := client.ObjectFreq(ctx, "key")
+			Expect(freq.Err()).NotTo(HaveOccurred())
+			client.ConfigSet(ctx, "maxmemory-policy", "noeviction") // default
+
 			err := client.ObjectEncoding(ctx, "key").Err()
 			Expect(err).NotTo(HaveOccurred())
 

generic_commands.go

@@ -19,6 +19,7 @@ type GenericCmdable interface {
 	Keys(ctx context.Context, pattern string) *StringSliceCmd
 	Migrate(ctx context.Context, host, port, key string, db int, timeout time.Duration) *StatusCmd
 	Move(ctx context.Context, key string, db int) *BoolCmd
+	ObjectFreq(ctx context.Context, key string) *IntCmd
 	ObjectRefCount(ctx context.Context, key string) *IntCmd
 	ObjectEncoding(ctx context.Context, key string) *StringCmd
 	ObjectIdleTime(ctx context.Context, key string) *DurationCmd
@@ -159,6 +160,12 @@ func (c cmdable) Move(ctx context.Context, key string, db int) *BoolCmd {
 	return cmd
 }
 
+func (c cmdable) ObjectFreq(ctx context.Context, key string) *IntCmd {
+	cmd := NewIntCmd(ctx, "object", "freq", key)
+	_ = c(ctx, cmd)
+	return cmd
+}
+
 func (c cmdable) ObjectRefCount(ctx context.Context, key string) *IntCmd {
 	cmd := NewIntCmd(ctx, "object", "refcount", key)
 	_ = c(ctx, cmd)