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- // ActivityDiscountRepo 单测(AC-06):可用额口径 / dump 3 参汇总 / 原子增减 / 批量单语句 CASE。
- package repository
- import (
- "context"
- "errors"
- "strings"
- "testing"
- "time"
- "gorm.io/gorm"
- "yuansiwei/unified-backend/internal/academic/model"
- "yuansiwei/unified-backend/internal/academic/money"
- infraerrors "yuansiwei/unified-backend/internal/infra/errors"
- appscope "yuansiwei/unified-backend/internal/infra/scope"
- )
- // seedPool 插入一条赠送金额池(显式 ID)。
- func seedPool(t *testing.T, db *gorm.DB, id, inst, campus int64, userID, discount, used string) {
- t.Helper()
- row := &model.CoursesActivityUserDiscount{
- ID: id,
- ActivityID: 1,
- InstitutionID: inst,
- CampusID: campus,
- UserID: userID,
- Income: "0.00",
- DiscountAmount: discount,
- DiscountAmountUsed: used,
- CreateTime: time.Now(),
- }
- if err := db.Create(row).Error; err != nil {
- t.Fatalf("seed pool(%d) 失败: %v", id, err)
- }
- }
- // amountOf 读取池的「已使用金额」(money 归类,规避 sqlite NUMERIC 回读差异)。
- func amountOf(t *testing.T, db *gorm.DB, id int64) money.Amount {
- t.Helper()
- var row model.CoursesActivityUserDiscount
- if err := db.Where("id = ?", id).First(&row).Error; err != nil {
- t.Fatalf("读池(%d) 失败: %v", id, err)
- }
- amt, err := money.Parse(row.DiscountAmountUsed)
- if err != nil {
- t.Fatalf("解析 used(%d) 失败: %v", id, err)
- }
- return amt
- }
- // TestListUsableFilterAndOrder 可用口径(discount > used)+ 活动维度 + 游标方向。
- func TestListUsableFilterAndOrder(t *testing.T) {
- db := newActivityRepoDB(t)
- user := "01HUSER000000000000000011"
- seedPool(t, db, 1, 1, 2, user, "10.00", "0.00") // 可用
- seedPool(t, db, 2, 1, 2, user, "20.00", "20.00") // 用尽:不可用
- seedPool(t, db, 3, 1, 2, user, "-5.00", "0.00") // 负赠送:不可用
- seedPool(t, db, 4, 1, 2, user, "7.50", "2.50") // 可用
- repo := NewActivityDiscountRepo(db, &appscope.Scope{InstitutionID: 1, CampusID: 2})
- ctx := context.Background()
- asc, err := repo.ListUsable(ctx, user, 0, OrderAsc)
- if err != nil {
- t.Fatalf("ListUsable(asc) 失败: %v", err)
- }
- if len(asc) != 2 || asc[0].ID != 1 || asc[1].ID != 4 {
- t.Fatalf("可用行应为 {1,4}(升序),实得 %+v", asc)
- }
- desc, err := repo.ListUsable(ctx, user, 0, OrderDesc)
- if err != nil {
- t.Fatalf("ListUsable(desc) 失败: %v", err)
- }
- if len(desc) != 2 || desc[0].ID != 4 || desc[1].ID != 1 {
- t.Fatalf("可用行应为 {4,1}(降序),实得 %+v", desc)
- }
- if _, err := repo.ListUsable(ctx, "", 0, OrderAsc); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("空 user_id 应 ErrBadParam,实得 %v", err)
- }
- if _, err := repo.ListUsable(ctx, user, 0, "desc,1;--"); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("非法方向应 ErrBadParam,实得 %v", err)
- }
- if _, err := repo.ListUsable(ctx, user, -1, OrderAsc); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("activity_id<0 应 ErrBadParam,实得 %v", err)
- }
- // activityID>0 只取该活动(seedPool 里全是活动 1)
- onlyOne, err := repo.ListUsable(ctx, user, 1, OrderAsc)
- if err != nil {
- t.Fatalf("ListUsable(activity=1) 失败: %v", err)
- }
- if len(onlyOne) != 2 {
- t.Fatalf("活动 1 可用行应为 2,实得 %d", len(onlyOne))
- }
- none, err := repo.ListUsable(ctx, user, 2, OrderAsc)
- if err != nil {
- t.Fatalf("ListUsable(activity=2) 失败: %v", err)
- }
- if len(none) != 0 {
- t.Fatalf("活动 2 应无可用行(活动维度隔离),实得 %d", len(none))
- }
- }
- // TestListUsableActivityIsolation A 活动的扣减不影响 B 活动的池(audit A8,dump 763216)。
- //
- // 若 ListUsable 漏了 `activity_id = ?`(或不传 activityID),扣 A 活动时会按 id 升序先吃光 B 活动的池
- // → 用户"用 A 的赠送额度却扣了 B 的池",且退费时退回对象错位。本用例是该缺陷的回归门禁。
- func TestListUsableActivityIsolation(t *testing.T) {
- db := newActivityRepoDB(t)
- user := "01HUSER000000000000000021"
- // 活动 1 的池 id=1(后建),活动 2 的池 id=2(id 更大)——故意让 id 序与活动序相反
- if err := db.Create(&model.CoursesActivityUserDiscount{
- ID: 1, ActivityID: 1, InstitutionID: 1, CampusID: 2, UserID: user,
- Income: "0.00", DiscountAmount: "10.00", DiscountAmountUsed: "0.00",
- }).Error; err != nil {
- t.Fatalf("seed 池 1 失败: %v", err)
- }
- if err := db.Create(&model.CoursesActivityUserDiscount{
- ID: 2, ActivityID: 2, InstitutionID: 1, CampusID: 2, UserID: user,
- Income: "0.00", DiscountAmount: "20.00", DiscountAmountUsed: "0.00",
- }).Error; err != nil {
- t.Fatalf("seed 池 2 失败: %v", err)
- }
- repo := NewActivityDiscountRepo(db, &appscope.Scope{InstitutionID: 1, CampusID: 2})
- ctx := context.Background()
- rows, err := repo.ListUsable(ctx, user, 2, OrderAsc)
- if err != nil {
- t.Fatalf("ListUsable(activity=2) 失败: %v", err)
- }
- if len(rows) != 1 || rows[0].ID != 2 {
- t.Fatalf("活动 2 只应命中池 2,实得 %+v", rows)
- }
- if _, err := repo.IncUsed(ctx, db, 2, money.FromCents(2000)); err != nil {
- t.Fatalf("扣减活动 2 的池失败: %v", err)
- }
- if got := amountOf(t, db, 1); got != 0 {
- t.Fatalf("活动 1 的池不得被活动 2 的扣减影响,实得 %s", got.String())
- }
- }
- // TestSumUsableThreeParamScoping dump usable 3 参**等值且 campus 嵌套在 school 分支内**口径
- // (audit A7 二次修正,dump 763181-763185 逐字):
- //
- // IF inputSchoolid>0 THEN selectCondition = " AND `schoolid`=… AND `campusid`=…;
- // ELSE selectCondition = ''; END IF;
- //
- // 两条推论(本用例的门禁点):
- // 1. `campusid=0` **不是"不限校区"**,而是等值匹配 `campus_id=0` 的"机构级池";
- // 2. `schoolid<=0` 时**一条作用域条件都不加**,传入的 `campusid` 被**忽略**(dump 无"只按校区筛"路径)。
- //
- // 池清单(用户 user,可用 = discount - used):
- //
- // pool1 inst1 campus2 可用 10 pool2 inst1 campus0 可用 15(机构级池)
- // pool3 inst1 campus3 可用 100 pool4 inst2 campus2 可用 50
- // pool5 inst1 campus2 可用 0(用尽) pool6 他人 —— 用户过滤永远排除
- func TestSumUsableThreeParamScoping(t *testing.T) {
- db := newActivityRepoDB(t)
- user := "01HUSER000000000000000012"
- seedPool(t, db, 1, 1, 2, user, "10.00", "0.00")
- seedPool(t, db, 2, 1, 0, user, "20.00", "5.00")
- seedPool(t, db, 3, 1, 3, user, "100.00", "0.00")
- seedPool(t, db, 4, 2, 2, user, "50.00", "0.00")
- seedPool(t, db, 5, 1, 2, user, "5.00", "5.00")
- seedPool(t, db, 6, 1, 2, "01HOTHER00000000000001", "999.00", "0.00")
- repo := NewActivityDiscountRepo(db, &appscope.Scope{InstitutionID: 1, CampusID: 2})
- ctx := context.Background()
- // ① (inst=1, campus=2) → 两个等值条件 → pool1(10) + pool5(0) = 10.00(**不含**机构级池 15)
- if got, err := repo.SumUsable(ctx, user, 1, 2); err != nil || got.Cents() != 1000 {
- t.Fatalf("SumUsable(1,2) 应为 10.00(等值口径,不含 campus=0 池),实得 %s err=%v", got.String(), err)
- }
- // ② (inst=1, campus=0) → `campus_id = 0` **等值** → 只有机构级池 pool2 = 15.00
- // (旧期望 125.00 是照"campusID=0 即不筛"的错误实现写的,dump 无此语义)
- if got, err := repo.SumUsable(ctx, user, 1, 0); err != nil || got.Cents() != 1500 {
- t.Fatalf("SumUsable(1,0) 应为 15.00(只命中 campus_id=0 的机构级池),实得 %s err=%v", got.String(), err)
- }
- // ③ (0,0) 平台视角:selectCondition='' → 不过滤机构/校区 → 10+15+100+50 = 175.00
- if got, err := repo.SumUsable(ctx, user, 0, 0); err != nil || got.Cents() != 17500 {
- t.Fatalf("SumUsable(0,0) 平台视角应为 175.00,实得 %s err=%v", got.String(), err)
- }
- // ④ (0,2) 平台视角下 **campusID 被忽略**(campusid 只出现在 school 分支内)→ 同 ③ = 175.00
- // (旧期望 60.00 是"单独按校区过滤"的错误实现;dump 里没有这条路径)
- if got, err := repo.SumUsable(ctx, user, 0, 2); err != nil || got.Cents() != 17500 {
- t.Fatalf("SumUsable(0,2) 应忽略 campusID → 175.00,实得 %s err=%v", got.String(), err)
- }
- // ⑤ 他机构等值:inst=2 且 campus=2 → pool4 = 50.00
- // (越权防线已按裁定移到 Handler 角色白名单,仓储不再拦)
- if got, err := repo.SumUsable(ctx, user, 2, 2); err != nil || got.Cents() != 5000 {
- t.Fatalf("SumUsable(2,2) 应为 50.00,实得 %s err=%v", got.String(), err)
- }
- // 参数防御:负数非法(0 是合法取值,语义见上)
- if _, err := repo.SumUsable(ctx, user, -1, 2); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("institutionID<0 应 ErrBadParam,实得 %v", err)
- }
- if _, err := repo.SumUsable(ctx, user, 1, -1); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("campusID<0 应 ErrBadParam,实得 %v", err)
- }
- if _, err := repo.SumUsable(ctx, "", 1, 2); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("空 user_id 应 ErrBadParam,实得 %v", err)
- }
- // 无可用行 → 0(不是错误)
- if got, err := repo.SumUsable(ctx, "01HNOBODY00000000000001", 1, 2); err != nil || !got.IsZero() {
- t.Fatalf("无可用行应返回 0,实得 %s err=%v", got.String(), err)
- }
- }
- // TestIncUsedAndBatch 原子增减 + 批量单语句 CASE(正负增量都精确到分)。
- func TestIncUsedAndBatch(t *testing.T) {
- db := newActivityRepoDB(t)
- user := "01HUSER000000000000000013"
- seedPool(t, db, 1, 1, 2, user, "100.00", "0.00")
- seedPool(t, db, 2, 1, 2, user, "100.00", "0.00")
- seedPool(t, db, 3, 1, 2, user, "100.00", "10.00")
- repo := NewActivityDiscountRepo(db, &appscope.Scope{InstitutionID: 1, CampusID: 2})
- runner := NewTxRunner(db)
- ctx := context.Background()
- // 单账户:消费 12.34
- if err := runner.WithinTx(ctx, func(tx *gorm.DB) error {
- n, e := repo.IncUsed(ctx, tx, 1, money.FromCents(1234))
- if e != nil {
- return e
- }
- if n != 1 {
- t.Fatalf("IncUsed 应影响 1 行,实得 %d", n)
- }
- return nil
- }); err != nil {
- t.Fatalf("IncUsed 失败: %v", err)
- }
- if got := amountOf(t, db, 1); got.Cents() != 1234 {
- t.Fatalf("id=1 used 应为 12.34,实得 %s", got.String())
- }
- // 批量:id1 +1.00 / id2 +2.50 / id3 -0.01(退回冲正)
- sqls := captureSQL(t, db)
- if err := runner.WithinTx(ctx, func(tx *gorm.DB) error {
- _, e := repo.IncUsedBatch(ctx, tx, []UsedDelta{
- {DiscountID: 1, Delta: money.FromCents(100)},
- {DiscountID: 2, Delta: money.FromCents(250)},
- {DiscountID: 3, Delta: money.FromCents(-1)},
- })
- return e
- }); err != nil {
- t.Fatalf("IncUsedBatch 失败: %v", err)
- }
- // 立即断言(后续读库也会被回调捕获,故此处先判再读)
- if len(*sqls) != 1 {
- t.Fatalf("批量增减必须 1 条语句(禁止逐行 UPDATE),实得 %d 条: %v", len(*sqls), *sqls)
- }
- if !strings.Contains((*sqls)[0], "CASE id") {
- t.Fatalf("批量增减应为 CASE WHEN 单语句,SQL=%q", (*sqls)[0])
- }
- if got := amountOf(t, db, 1); got.Cents() != 1334 {
- t.Fatalf("id=1 used 应为 13.34,实得 %s", got.String())
- }
- if got := amountOf(t, db, 2); got.Cents() != 250 {
- t.Fatalf("id=2 used 应为 2.50,实得 %s", got.String())
- }
- if got := amountOf(t, db, 3); got.Cents() != 999 {
- t.Fatalf("id=3 used 应为 9.99(10.00-0.01),实得 %s", got.String())
- }
- }
- // TestIncUsedBatchEdgeCases 空集合/零增量/非法 id 不发 SQL;同 id 重复出现以后者为准。
- func TestIncUsedBatchEdgeCases(t *testing.T) {
- db := newActivityRepoDB(t)
- user := "01HUSER000000000000000014"
- seedPool(t, db, 1, 1, 2, user, "100.00", "0.00")
- repo := NewActivityDiscountRepo(db, &appscope.Scope{InstitutionID: 1, CampusID: 2})
- runner := NewTxRunner(db)
- ctx := context.Background()
- sqls := captureSQL(t, db)
- if err := runner.WithinTx(ctx, func(tx *gorm.DB) error {
- n, e := repo.IncUsedBatch(ctx, tx, nil)
- if e != nil {
- return e
- }
- if n != 0 {
- t.Fatalf("空集合应 0 行,实得 %d", n)
- }
- _, e = repo.IncUsedBatch(ctx, tx, []UsedDelta{{DiscountID: 0, Delta: money.FromCents(1)}, {DiscountID: 1, Delta: 0}})
- return e
- }); err != nil {
- t.Fatalf("IncUsedBatch 边界用例失败: %v", err)
- }
- if len(*sqls) != 0 {
- t.Fatalf("无有效条目不应发 SQL,实得 %v", *sqls)
- }
- // 同 id 两次:后者覆盖前者
- if err := runner.WithinTx(ctx, func(tx *gorm.DB) error {
- _, e := repo.IncUsedBatch(ctx, tx, []UsedDelta{
- {DiscountID: 1, Delta: money.FromCents(500)},
- {DiscountID: 1, Delta: money.FromCents(700)},
- })
- return e
- }); err != nil {
- t.Fatalf("IncUsedBatch(重复 id) 失败: %v", err)
- }
- if got := amountOf(t, db, 1); got.Cents() != 700 {
- t.Fatalf("重复 id 应以后者为准(7.00),实得 %s", got.String())
- }
- // tx 缺失 → ErrInternal
- if _, err := repo.IncUsed(nil, nil, 1, money.FromCents(1)); !errors.Is(err, infraerrors.ErrInternal) {
- t.Fatalf("tx 为 nil 应 ErrInternal,实得 %v", err)
- }
- if _, err := repo.IncUsedBatch(ctx, nil, []UsedDelta{{DiscountID: 1, Delta: 1}}); !errors.Is(err, infraerrors.ErrInternal) {
- t.Fatalf("tx 为 nil 应 ErrInternal,实得 %v", err)
- }
- if _, err := repo.IncUsed(ctx, repo.DB, 0, money.FromCents(1)); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("id<=0 应 ErrBadParam,实得 %v", err)
- }
- }
- // TestInsertDiscountAndUsedLog 两条流水写入(参数校验 + 落库形态)。
- func TestInsertDiscountAndUsedLog(t *testing.T) {
- db := newActivityRepoDB(t)
- user := "01HUSER000000000000000015"
- seedPool(t, db, 1, 1, 2, user, "100.00", "0.00")
- repo := NewActivityDiscountRepo(db, &appscope.Scope{InstitutionID: 1, CampusID: 2})
- runner := NewTxRunner(db)
- ctx := context.Background()
- stuCourse := int64(901)
- if err := runner.WithinTx(ctx, func(tx *gorm.DB) error {
- return repo.InsertDiscountLog(ctx, tx, &model.CoursesActivityUserDiscountLog{
- ActivityUserDiscountID: 1,
- CoursesStudentID: &stuCourse,
- DiscountAmountUsed: "-10.00",
- CreateTime: time.Now(),
- })
- }); err != nil {
- t.Fatalf("InsertDiscountLog 失败: %v", err)
- }
- if err := runner.WithinTx(ctx, func(tx *gorm.DB) error {
- return repo.InsertUsedLog(ctx, tx, &model.CoursesActivityUsedLog{
- ActivityID: 1,
- UserID: user,
- OrderNo: ptrString("901"),
- ActivityMoneyUsed: "-10.00",
- CreateTime: time.Now(),
- })
- }); err != nil {
- t.Fatalf("InsertUsedLog 失败: %v", err)
- }
- var dlogCount, ulogCount int64
- if err := db.Model(&model.CoursesActivityUserDiscountLog{}).Count(&dlogCount).Error; err != nil {
- t.Fatalf("count discount log 失败: %v", err)
- }
- if err := db.Model(&model.CoursesActivityUsedLog{}).Count(&ulogCount).Error; err != nil {
- t.Fatalf("count used log 失败: %v", err)
- }
- if dlogCount != 1 || ulogCount != 1 {
- t.Fatalf("两条流水应各 1 行,实得 discount=%d used=%d", dlogCount, ulogCount)
- }
- // 参数/事务防御
- if err := repo.InsertDiscountLog(ctx, nil, &model.CoursesActivityUserDiscountLog{ActivityUserDiscountID: 1}); !errors.Is(err, infraerrors.ErrInternal) {
- t.Fatalf("tx nil 应 ErrInternal,实得 %v", err)
- }
- if err := repo.InsertDiscountLog(ctx, repo.DB, &model.CoursesActivityUserDiscountLog{ActivityUserDiscountID: 0}); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("缺 discount id 应 ErrBadParam,实得 %v", err)
- }
- if err := repo.InsertUsedLog(ctx, repo.DB, &model.CoursesActivityUsedLog{ActivityID: 0, UserID: user}); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("缺 activity_id 应 ErrBadParam,实得 %v", err)
- }
- if err := repo.InsertUsedLog(ctx, repo.DB, nil); !errors.Is(err, infraerrors.ErrBadParam) {
- t.Fatalf("nil 行应 ErrBadParam,实得 %v", err)
- }
- }
- // ptrString 字符串指针构造(测试用)。
- func ptrString(s string) *string { return &s }
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