Create & Init Project...

app/job/main/creative/dao/newcomer/BUILD

@@ -0,0 +1,57 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "api.go",
+        "dao.go",
+        "db.go",
+    ],
+    importpath = "go-common/app/job/main/creative/dao/newcomer",
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//app/interface/main/creative/api:go_default_library",
+        "//app/job/main/creative/conf:go_default_library",
+        "//app/job/main/creative/model:go_default_library",
+        "//library/database/sql:go_default_library",
+        "//library/log:go_default_library",
+        "//library/net/http/blademaster:go_default_library",
+        "//library/xstr:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = [
+        "api_test.go",
+        "dao_test.go",
+        "db_test.go",
+    ],
+    embed = [":go_default_library"],
+    tags = ["automanaged"],
+    deps = [
+        "//app/job/main/creative/conf:go_default_library",
+        "//vendor/github.com/smartystreets/goconvey/convey:go_default_library",
+    ],
+)

app/job/main/creative/dao/newcomer/api.go

@@ -0,0 +1,45 @@
+package newcomer
+
+import (
+	"context"
+	"errors"
+	"net/url"
+
+	"go-common/library/log"
+	"go-common/library/xstr"
+)
+
+// SendNotify send msg notify user
+func (d *Dao) SendNotify(c context.Context, mids []int64, mc, title, context string) (err error) {
+	var (
+		params = url.Values{}
+		res    struct {
+			Code int    `json:"code"`
+			Msg  string `json:"msg"`
+			Data *struct {
+				TotalCount   int     `json:"total_count"`
+				ErrorCount   int     `json:"error_count"`
+				ErrorMidList []int64 `json:"error_mid_list"`
+			} `json:"data"`
+		}
+	)
+	params.Set("mc", mc)                        //消息码，用于识别消息类别
+	params.Set("data_type", "4")                //消息类型：1、回复我的 2、@我 3、收到的爱 4、业务通知 5、系统公告
+	params.Set("title", title)                  //消息标题
+	params.Set("context", context)              //消息实体内容
+	params.Set("mid_list", xstr.JoinInts(mids)) //用于接收该消息的用户mid列表，不超过1000个(半角逗号分割)
+
+	log.Info("SendNotify params(%+v)|msgURI(%s)", params.Encode(), d.msgURI)
+	if err = d.httpClient.Post(c, d.msgURI, "", params, &res); err != nil {
+		log.Error("d.httpClient.Post(%s,%v,%d)", d.msgURI, params, err)
+		return
+	}
+	if res.Code != 0 {
+		err = errors.New("code != 0")
+		log.Error("d.httpClient.Post(%s,%v,%v,%d)", d.msgURI, params, err, res.Code)
+	}
+	if res.Data != nil {
+		log.Info("SendNotify log total_count(%d) error_count(%d) error_mid_list(%v)", res.Data.TotalCount, res.Data.ErrorCount, res.Data.ErrorMidList)
+	}
+	return
+}

app/job/main/creative/dao/newcomer/api_test.go

@@ -0,0 +1,26 @@
+package newcomer
+
+import (
+	"context"
+	"testing"
+
+	"github.com/smartystreets/goconvey/convey"
+)
+
+func TestNewcomerSendNotify(t *testing.T) {
+	convey.Convey("Msg", t, func(ctx convey.C) {
+		var (
+			c       = context.Background()
+			mids    = []int64{27515405}
+			mc      = "1_17_2"
+			title   = "creative"
+			context = "sssss"
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			err := d.SendNotify(c, mids, mc, title, context)
+			ctx.Convey("Then err should be nil.msg should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}

app/job/main/creative/dao/newcomer/dao.go

@@ -0,0 +1,55 @@
+package newcomer
+
+import (
+	"context"
+
+	grpc "go-common/app/interface/main/creative/api"
+	"go-common/app/job/main/creative/conf"
+	"go-common/library/database/sql"
+	httpx "go-common/library/net/http/blademaster"
+)
+
+// Dao is search dao.
+type Dao struct {
+	c *conf.Config
+	//db
+	db *sql.DB
+	//grpc
+	grpcClient grpc.CreativeClient
+	// http
+	httpClient *httpx.Client
+	msgURI     string
+}
+
+// New new a search dao.
+func New(c *conf.Config) (d *Dao) {
+	d = &Dao{
+		c:          c,
+		db:         sql.NewMySQL(c.DB.Creative),
+		httpClient: httpx.NewClient(c.HTTPClient.Slow),
+		msgURI:     c.Host.Message + "/api/notify/send.user.notify.do", //发送用户通知消息接口
+	}
+
+	var err error
+	if d.grpcClient, err = grpc.NewClient(c.CreativeGRPClient); err != nil {
+		panic(err)
+	}
+	return d
+}
+
+// CheckTaskState call grpc client.
+func (d *Dao) CheckTaskState(c context.Context, MID, TaskID int64) (*grpc.TaskReply, error) {
+	return d.grpcClient.CheckTaskState(c, &grpc.TaskRequest{Mid: MID, TaskId: TaskID})
+}
+
+// Ping ping grpc.
+func (d *Dao) Ping(c context.Context) (err error) {
+	d.grpcClient.Ping(c, nil)
+	return
+}
+
+// Close close grpc.
+func (d *Dao) Close(c context.Context) (err error) {
+	d.grpcClient.Close(c, nil)
+	return
+}

app/job/main/creative/dao/newcomer/dao_test.go

@@ -0,0 +1,34 @@
+package newcomer
+
+import (
+	"flag"
+	"go-common/app/job/main/creative/conf"
+	"os"
+	"testing"
+)
+
+var (
+	d *Dao
+)
+
+func TestMain(m *testing.M) {
+	if os.Getenv("DEPLOY_ENV") != "" {
+		flag.Set("app_id", "main.archive.creative-job")
+		flag.Set("conf_token", "43943fda0bb311e8865c66d44b23cda7")
+		flag.Set("tree_id", "16037")
+		flag.Set("conf_version", "docker-1")
+		flag.Set("deploy_env", "uat")
+		flag.Set("conf_host", "config.bilibili.co")
+		flag.Set("conf_path", "/tmp")
+		flag.Set("region", "sh")
+		flag.Set("zone", "sh001")
+	} else {
+		flag.Set("conf", "../../cmd/creative-job.toml")
+	}
+	flag.Parse()
+	if err := conf.Init(); err != nil {
+		panic(err)
+	}
+	d = New(conf.Conf)
+	os.Exit(m.Run())
+}

app/job/main/creative/dao/newcomer/db.go

@@ -0,0 +1,230 @@
+package newcomer
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"go-common/app/job/main/creative/model"
+	"go-common/library/log"
+)
+
+//UserTasks get user unfinish  task.
+func (d *Dao) UserTasks(c context.Context, index string, id int64, limit int) (res []*model.UserTask, err error) {
+	_getUserTaskSQL := "SELECT id, mid, task_id, task_group_id, task_type, state, task_bind_time, ctime, mtime FROM newcomers_task_user_%s WHERE state=-1 AND id > ? order by id asc limit ?"
+
+	rows, err := d.db.Query(c, fmt.Sprintf(_getUserTaskSQL, index), id, limit)
+	if err != nil {
+		log.Error("UserTasks d.db.Query error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	res = make([]*model.UserTask, 0)
+	for rows.Next() {
+		r := &model.UserTask{}
+		if err = rows.Scan(&r.ID, &r.MID, &r.TaskID, &r.TaskGroupID, &r.TaskType, &r.State, &r.TaskBindTime, &r.CTime, &r.MTime); err != nil {
+			log.Error("UserTasks rows.Scan error(%v)", err)
+			return
+		}
+		res = append(res, r)
+	}
+	return
+}
+
+// getTableName by mid%100
+func getTableName(mid int64) string {
+	return fmt.Sprintf("%02d", mid%100)
+}
+
+// UpUserTask update user task finish state
+func (d *Dao) UpUserTask(c context.Context, mid, tid int64) (int64, error) {
+	_upUserTaskSQL := "UPDATE newcomers_task_user_%s SET state=? WHERE mid=? AND task_id=?"
+
+	res, err := d.db.Exec(c, fmt.Sprintf(_upUserTaskSQL, getTableName(mid)), 0, mid, tid)
+	if err != nil {
+		log.Error("RewardActivate d.db.Exec mid(%d) id(%d) error(%v)", mid, tid, err)
+		return 0, err
+	}
+	return res.RowsAffected()
+}
+
+//UserTasksByMIDAndState get user unfinish task by mid & state.
+func (d *Dao) UserTasksByMIDAndState(c context.Context, mid int64, state int) (res []*model.UserTask, err error) {
+	_getUserTaskByMIDSQL := "SELECT id, mid, task_id, task_group_id, task_type, state, ctime, mtime FROM newcomers_task_user_%s WHERE mid=? AND state=?"
+
+	rows, err := d.db.Query(c, fmt.Sprintf(_getUserTaskByMIDSQL, getTableName(mid)), mid, state)
+	if err != nil {
+		log.Error("UserTasksByMIDAndState d.db.Query error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	res = make([]*model.UserTask, 0)
+	for rows.Next() {
+		r := &model.UserTask{}
+		if err = rows.Scan(&r.ID, &r.MID, &r.TaskID, &r.TaskGroupID, &r.TaskType, &r.State, &r.CTime, &r.MTime); err != nil {
+			log.Error("UserTasksByMIDAndState rows.Scan error(%v)", err)
+			return
+		}
+		res = append(res, r)
+	}
+	return
+}
+
+//Tasks get all task.
+func (d *Dao) Tasks(c context.Context) (res []*model.Task, err error) {
+	_getTaskSQL := "SELECT id, group_id, type, state, target_type, target_value, title, `desc`, comment, ctime, mtime FROM newcomers_task WHERE state=0"
+
+	rows, err := d.db.Query(c, _getTaskSQL)
+	if err != nil {
+		log.Error("Tasks d.db.Query error(%v)", err)
+		return
+	}
+	defer rows.Close()
+
+	res = make([]*model.Task, 0)
+	for rows.Next() {
+		r := &model.Task{}
+		if err = rows.Scan(&r.ID, &r.GroupID, &r.Type, &r.State, &r.TargetType, &r.TargetValue, &r.Title, &r.Desc, &r.Comment, &r.CTime, &r.MTime); err != nil {
+			log.Error("Tasks rows.Scan error(%v)", err)
+			return
+		}
+		res = append(res, r)
+	}
+	return
+}
+
+// TaskByTID get task by task_id
+func (d *Dao) TaskByTID(c context.Context, mid int64, tid int64) (res *model.Task, err error) {
+	_getOneTaskSQL := fmt.Sprintf("SELECT task_id,task_group_id,task_type,state FROM newcomers_task_user_%s WHERE mid=? AND task_id=?", getTableName(mid))
+
+	row := d.db.QueryRow(c, _getOneTaskSQL, mid, tid)
+	res = &model.Task{}
+	if err = row.Scan(&res.ID, &res.GroupID, &res.Type, &res.State); err != nil {
+		log.Error("TaskByTID ow.Scan error(%v)", err)
+		return
+	}
+
+	return
+}
+
+// CheckTaskComplete check task complete state
+func (d *Dao) CheckTaskComplete(c context.Context, mid int64, tid int64) bool {
+	task, err := d.TaskByTID(c, mid, tid)
+	if err != nil || task == nil {
+		return false
+	}
+	if task.State == 0 {
+		return true
+	}
+	return false
+}
+
+//UserTasksNotify get unfinish task send notify to user.
+func (d *Dao) UserTasksNotify(c context.Context, index string, id int64, start, end string, limit int) (res []*model.UserTask, err error) {
+	_getUserTaskSQL := "SELECT id, mid, task_id, task_group_id, task_type, state, ctime, mtime FROM newcomers_task_user_%s WHERE state=-1 AND task_type=1 AND id>? AND ctime >= ? AND ctime <= ? order by id asc limit ?"
+
+	rows, err := d.db.Query(c, fmt.Sprintf(_getUserTaskSQL, index), id, start, end, limit)
+	if err != nil {
+		log.Error("UserTasks d.db.Query error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	res = make([]*model.UserTask, 0)
+	for rows.Next() {
+		r := &model.UserTask{}
+		if err = rows.Scan(&r.ID, &r.MID, &r.TaskID, &r.TaskGroupID, &r.TaskType, &r.State, &r.CTime, &r.MTime); err != nil {
+			log.Error("UserTasks rows.Scan error(%v)", err)
+			return
+		}
+		res = append(res, r)
+	}
+	return
+}
+
+//UserTasksByMID get user unfinish task by mid.
+func (d *Dao) UserTasksByMID(c context.Context, mid int64) (res []*model.UserTask, err error) {
+	_getUserTaskByMIDSQL := "SELECT id, mid, task_id, task_group_id, task_type, state, ctime, mtime FROM newcomers_task_user_%s WHERE mid=?"
+
+	rows, err := d.db.Query(c, fmt.Sprintf(_getUserTaskByMIDSQL, getTableName(mid)), mid)
+	if err != nil {
+		log.Error("UserTasksByMID d.db.Query error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	res = make([]*model.UserTask, 0)
+	for rows.Next() {
+		r := &model.UserTask{}
+		if err = rows.Scan(&r.ID, &r.MID, &r.TaskID, &r.TaskGroupID, &r.TaskType, &r.State, &r.CTime, &r.MTime); err != nil {
+			log.Error("UserTasksByMID rows.Scan error(%v)", err)
+			return
+		}
+		res = append(res, r)
+	}
+	return
+}
+
+// AllGiftRewards get all GiftRewards for cache
+func (d *Dao) AllGiftRewards(c context.Context) (res map[int8][]*model.GiftReward, err error) {
+	_getAllGiftRewardSQL := "SELECT task_type,reward_id,state,comment,ctime,mtime FROM newcomers_gift_reward WHERE state=0"
+
+	rows, err := d.db.Query(c, _getAllGiftRewardSQL)
+	if err != nil {
+		log.Error("AllGiftRewards d.db.Query error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	res = make(map[int8][]*model.GiftReward)
+	for rows.Next() {
+		t := &model.GiftReward{}
+		if err = rows.Scan(&t.TaskType, &t.RewardID, &t.State, &t.Comment, &t.CTime, &t.MTime); err != nil {
+			log.Error("AllGiftRewards rows.Scan error(%v)", err)
+			return
+		}
+		res[t.TaskType] = append(res[t.TaskType], t)
+	}
+	return
+}
+
+// GiftRewardCount get received gift reward count
+func (d *Dao) GiftRewardCount(c context.Context, mid int64) (res int, err error) {
+	sqlStr := "SELECT count(DISTINCT task_gift_id) FROM newcomers_reward_receive WHERE NOT task_gift_id=0 AND mid=?"
+	row := d.db.QueryRow(c, sqlStr, mid)
+	err = row.Scan(&res)
+	if err != nil {
+		log.Error("GiftRewardCount d.db.QueryRow error(%v)", err)
+	}
+	return
+}
+
+// BaseRewardCount get received base reward count
+func (d *Dao) BaseRewardCount(c context.Context, mid int64) (res int, err error) {
+	sqlStr := "SELECT count(DISTINCT task_group_id) FROM newcomers_reward_receive WHERE NOT task_group_id=0 AND mid=?"
+	row := d.db.QueryRow(c, sqlStr, mid)
+	err = row.Scan(&res)
+	if err != nil {
+		log.Error("BaseRewardCount d.db.QueryRow error(%v)", err)
+	}
+	return
+}
+
+//CheckTasksForRewardNotify get finish task send notify to user.
+func (d *Dao) CheckTasksForRewardNotify(c context.Context, index string, id int64, startMtime, endMtime time.Time, limit int) (res []*model.UserTask, err error) {
+	_getUserTaskSQL := "SELECT id, mid, task_id, task_group_id, task_type, state, ctime, mtime FROM newcomers_task_user_%s WHERE state=0 AND id>? AND mtime>=? AND mtime<=? order by id asc limit ?"
+
+	rows, err := d.db.Query(c, fmt.Sprintf(_getUserTaskSQL, index), id, startMtime.Format("2006-01-02 15:04:05"), endMtime.Format("2006-01-02 15:04:05"), limit)
+	if err != nil {
+		log.Error("UserTasks d.db.Query error(%v)", err)
+		return
+	}
+	defer rows.Close()
+	res = make([]*model.UserTask, 0)
+	for rows.Next() {
+		r := &model.UserTask{}
+		if err = rows.Scan(&r.ID, &r.MID, &r.TaskID, &r.TaskGroupID, &r.TaskType, &r.State, &r.CTime, &r.MTime); err != nil {
+			log.Error("UserTasks rows.Scan error(%v)", err)
+			return
+		}
+		res = append(res, r)
+	}
+	return
+}

app/job/main/creative/dao/newcomer/db_test.go

@@ -0,0 +1,200 @@
+package newcomer
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"github.com/smartystreets/goconvey/convey"
+)
+
+func TestNewcomerUserTasks(t *testing.T) {
+	convey.Convey("UserTasks", t, func(ctx convey.C) {
+		var (
+			c     = context.Background()
+			index = ""
+			id    = int64(0)
+			limit = int(100)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.UserTasks(c, index, id, limit)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomergetTableName(t *testing.T) {
+	convey.Convey("getTableName", t, func(ctx convey.C) {
+		var (
+			mid = int64(27515405)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			p1 := getTableName(mid)
+			ctx.Convey("Then p1 should not be nil.", func(ctx convey.C) {
+				ctx.So(p1, convey.ShouldEqual, p1)
+			})
+		})
+	})
+}
+
+func TestNewcomerUpUserTask(t *testing.T) {
+	convey.Convey("UpUserTask", t, func(ctx convey.C) {
+		var (
+			c   = context.Background()
+			mid = int64(27515405)
+			tid = int64(1)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.UpUserTask(c, mid, tid)
+			ctx.Convey("Then err should be nil.p1 should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomerUserTasksByMID(t *testing.T) {
+	convey.Convey("UserTasksByMID", t, func(ctx convey.C) {
+		var (
+			c   = context.Background()
+			mid = int64(27515405)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.UserTasksByMID(c, mid)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomerTaskByTID(t *testing.T) {
+	convey.Convey("TaskByTID", t, func(ctx convey.C) {
+		var (
+			c   = context.Background()
+			mid = int64(27515405)
+			tid = int64(1)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.TaskByTID(c, mid, tid)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+func TestNewcomerTasks(t *testing.T) {
+	convey.Convey("Tasks", t, func(ctx convey.C) {
+		var (
+			c = context.Background()
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.Tasks(c)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomerCheckTaskComplete(t *testing.T) {
+	convey.Convey("CheckTaskComplete", t, func(ctx convey.C) {
+		var (
+			c   = context.Background()
+			mid = int64(27515405)
+			tid = int64(1)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			res := d.CheckTaskComplete(c, mid, tid)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(res, convey.ShouldEqual, res)
+			})
+		})
+	})
+}
+
+func TestNewcomerUserTasksNotify(t *testing.T) {
+	convey.Convey("UserTasksNotify", t, func(ctx convey.C) {
+		var (
+			c     = context.Background()
+			id    = int64(0)
+			index = "1"
+			start = time.Now().Format("2006-01-02 15:04:05")
+			end   = time.Now().Format("2006-01-02 15:04:05")
+			limit = 100
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.UserTasksNotify(c, index, id, start, end, limit)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomerGiftRewardCount(t *testing.T) {
+	convey.Convey("GiftRewardCount", t, func(ctx convey.C) {
+		var (
+			c   = context.Background()
+			mid = int64(27515405)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.GiftRewardCount(c, mid)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomerBaseRewardCount(t *testing.T) {
+	convey.Convey("BaseRewardCount", t, func(ctx convey.C) {
+		var (
+			c   = context.Background()
+			mid = int64(27515405)
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.BaseRewardCount(c, mid)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomerCheckTasksForRewardNotify(t *testing.T) {
+	convey.Convey("CheckTasksForRewardNotify", t, func(ctx convey.C) {
+		var (
+			c     = context.Background()
+			id    = int64(0)
+			index = "1"
+			start = time.Now()
+			end   = time.Now()
+			limit = 100
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.CheckTasksForRewardNotify(c, index, id, start, end, limit)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}
+
+func TestNewcomerUserTasksByMIDAndState(t *testing.T) {
+	convey.Convey("UserTasksByMIDAndState", t, func(ctx convey.C) {
+		var (
+			c     = context.Background()
+			mid   = int64(27515405)
+			state = 0
+		)
+		ctx.Convey("When everything goes positive", func(ctx convey.C) {
+			_, err := d.UserTasksByMIDAndState(c, mid, state)
+			ctx.Convey("Then err should be nil.res should not be nil.", func(ctx convey.C) {
+				ctx.So(err, convey.ShouldEqual, err)
+			})
+		})
+	})
+}