feat: support ctx in Cache (#1518)

* feature: support ctx in `Cache`

Signed-off-by: chenquan <chenquan.dev@foxmail.com>

* fix: `errors.Is` instead of `=`

Signed-off-by: chenquan <chenquan.dev@foxmail.com>

core/stores/cache/cache_test.go

@@ -1,7 +1,9 @@
 package cache
 
 import (
+	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"math"
 	"strconv"
@@ -16,6 +18,8 @@ import (
 	"github.com/zeromicro/go-zero/core/syncx"
 )
 
+var _ Cache = (*mockedNode)(nil)
+
 type mockedNode struct {
 	vals        map[string][]byte
 	errNotFound error
@@ -45,7 +49,7 @@ func (mc *mockedNode) Get(key string, v interface{}) error {
 }
 
 func (mc *mockedNode) IsNotFound(err error) bool {
-	return err == mc.errNotFound
+	return errors.Is(err, mc.errNotFound)
 }
 
 func (mc *mockedNode) Set(key string, v interface{}) error {
@@ -58,7 +62,7 @@ func (mc *mockedNode) Set(key string, v interface{}) error {
 	return nil
 }
 
-func (mc *mockedNode) SetWithExpire(key string, v interface{}, expire time.Duration) error {
+func (mc *mockedNode) SetWithExpire(key string, v interface{}, _ time.Duration) error {
 	return mc.Set(key, v)
 }
 
@@ -80,6 +84,30 @@ func (mc *mockedNode) TakeWithExpire(v interface{}, key string, query func(v int
 	})
 }
 
+func (mc *mockedNode) DelCtx(_ context.Context, keys ...string) error {
+	return mc.Del(keys...)
+}
+
+func (mc *mockedNode) GetCtx(_ context.Context, key string, v interface{}) error {
+	return mc.Get(key, v)
+}
+
+func (mc *mockedNode) SetCtx(_ context.Context, key string, v interface{}) error {
+	return mc.Set(key, v)
+}
+
+func (mc *mockedNode) SetWithExpireCtx(_ context.Context, key string, v interface{}, expire time.Duration) error {
+	return mc.SetWithExpire(key, v, expire)
+}
+
+func (mc *mockedNode) TakeCtx(_ context.Context, v interface{}, key string, query func(v interface{}) error) error {
+	return mc.Take(v, key, query)
+}
+
+func (mc *mockedNode) TakeWithExpireCtx(_ context.Context, v interface{}, key string, query func(v interface{}, expire time.Duration) error) error {
+	return mc.TakeWithExpire(v, key, query)
+}
+
 func TestCache_SetDel(t *testing.T) {
 	const total = 1000
 	r1, clean1, err := redistest.CreateRedis()