feat: 重构内容服务，优化数据预加载和用户互动功能；增加租户关注功能及相关测试用例

backend/app/services/tenant_test.go

@@ -0,0 +1,81 @@
+package services
+
+import (
+	"context"
+	"database/sql"
+	"testing"
+
+	"quyun/v2/app/commands/testx"
+	"quyun/v2/database"
+	"quyun/v2/database/models"
+	"quyun/v2/pkg/consts"
+
+	. "github.com/smartystreets/goconvey/convey"
+	"github.com/spf13/cast"
+	"github.com/stretchr/testify/suite"
+	"go.ipao.vip/atom/contracts"
+	"go.uber.org/dig"
+)
+
+type TenantTestSuiteInjectParams struct {
+	dig.In
+
+	DB       *sql.DB
+	Initials []contracts.Initial `group:"initials"`
+}
+
+type TenantTestSuite struct {
+	suite.Suite
+	TenantTestSuiteInjectParams
+}
+
+func Test_Tenant(t *testing.T) {
+	providers := testx.Default().With(Provide)
+
+	testx.Serve(providers, t, func(p TenantTestSuiteInjectParams) {
+		suite.Run(t, &TenantTestSuite{TenantTestSuiteInjectParams: p})
+	})
+}
+
+func (s *TenantTestSuite) Test_Follow() {
+	Convey("Follow Flow", s.T(), func() {
+		ctx := s.T().Context()
+		database.Truncate(ctx, s.DB, models.TableNameTenant, models.TableNameTenantUser, models.TableNameUser)
+
+		// User
+		u := &models.User{Username: "user_f", Phone: "13900000004"}
+		models.UserQuery.WithContext(ctx).Create(u)
+		ctx = context.WithValue(ctx, consts.CtxKeyUser, u.ID)
+
+		// Tenant
+		t := &models.Tenant{Name: "Tenant A", Status: consts.TenantStatusVerified}
+		models.TenantQuery.WithContext(ctx).Create(t)
+
+		Convey("should follow tenant", func() {
+			err := Tenant.Follow(ctx, cast.ToString(t.ID))
+			So(err, ShouldBeNil)
+
+			// Verify stats
+			profile, err := Tenant.GetPublicProfile(ctx, cast.ToString(t.ID))
+			So(err, ShouldBeNil)
+			So(profile.IsFollowing, ShouldBeTrue)
+			So(profile.Stats.Followers, ShouldEqual, 1)
+
+			// List Followed
+			list, err := Tenant.ListFollowed(ctx)
+			So(err, ShouldBeNil)
+			So(len(list), ShouldEqual, 1)
+			So(list[0].Name, ShouldEqual, "Tenant A")
+
+			// Unfollow
+			err = Tenant.Unfollow(ctx, cast.ToString(t.ID))
+			So(err, ShouldBeNil)
+
+			// Verify
+			profile, err = Tenant.GetPublicProfile(ctx, cast.ToString(t.ID))
+			So(err, ShouldBeNil)
+			So(profile.IsFollowing, ShouldBeFalse)
+			So(profile.Stats.Followers, ShouldEqual, 0)
+		})
+	})
+}