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Files
nex/backend/tests/mysql/constraint_test.go
lanyuanxiaoyao 5b401e29cb feat: 新增 MySQL 专项测试能力
- 新增 backend/tests/mysql/ 目录,包含 Docker Compose 配置和测试文件
- 新增 Makefile 命令: test-mysql, test-mysql-up, test-mysql-down, test-mysql-quick
- 使用 build tag 控制测试启用,默认不运行
- 测试覆盖: 迁移正确性、外键约束、UNIQUE 约束、并发写入
- 发现 statsRepo.Record 存在并发 bug(检查-然后-操作竞态条件)
2026-04-23 12:25:55 +08:00

131 lines
3.4 KiB
Go

//go:build mysql
package mysql
import (
"errors"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gorm.io/gorm"
"nex/backend/internal/config"
)
func TestConstraint_ForeignKeyEnforced(t *testing.T) {
db := SetupMySQLTestDB(t)
model := config.Model{
ID: "test-model-id",
ProviderID: "non-existent-provider",
ModelName: "gpt-4",
Enabled: true,
}
err := db.Create(&model).Error
assert.Error(t, err, "创建 model 时 provider_id 不存在应失败")
assert.Contains(t, err.Error(), "foreign key constraint", "错误应为外键约束错误")
}
func TestConstraint_CascadeDelete(t *testing.T) {
db := SetupMySQLTestDB(t)
provider := config.Provider{
ID: "test-provider-cascade",
Name: "Test Provider",
APIKey: "test-key",
BaseURL: "https://test.com",
Enabled: true,
}
err := db.Create(&provider).Error
require.NoError(t, err, "创建 provider 应成功")
model := config.Model{
ID: "test-model-cascade",
ProviderID: provider.ID,
ModelName: "gpt-4",
Enabled: true,
}
err = db.Create(&model).Error
require.NoError(t, err, "创建 model 应成功")
err = db.Delete(&provider).Error
require.NoError(t, err, "删除 provider 应成功")
var count int64
err = db.Model(&config.Model{}).Where("provider_id = ?", provider.ID).Count(&count).Error
require.NoError(t, err)
assert.Equal(t, int64(0), count, "删除 provider 后其 models 应被级联删除")
}
func TestConstraint_UniqueProviderModel(t *testing.T) {
db := SetupMySQLTestDB(t)
provider := config.Provider{
ID: "test-provider-unique",
Name: "Test Provider",
APIKey: "test-key",
BaseURL: "https://test.com",
Enabled: true,
}
err := db.Create(&provider).Error
require.NoError(t, err, "创建 provider 应成功")
model1 := config.Model{
ID: "test-model-unique-1",
ProviderID: provider.ID,
ModelName: "gpt-4",
Enabled: true,
}
err = db.Create(&model1).Error
require.NoError(t, err, "创建第一个 model 应成功")
model2 := config.Model{
ID: "test-model-unique-2",
ProviderID: provider.ID,
ModelName: "gpt-4",
Enabled: true,
}
err = db.Create(&model2).Error
assert.Error(t, err, "创建相同 (provider_id, model_name) 的 model 应失败")
assert.True(t, errors.Is(err, gorm.ErrDuplicatedKey) ||
(err != nil && (err.Error() == "Error 1062" || containsDuplicateError(err.Error()))),
"错误应为唯一约束错误")
}
func TestConstraint_UniqueUsageStats(t *testing.T) {
db := SetupMySQLTestDB(t)
today := time.Now().Format("2006-01-02")
todayTime, _ := time.Parse("2006-01-02", today)
providerID := "test-provider-unique-stats"
stats1 := config.UsageStats{
ProviderID: providerID,
ModelName: "gpt-4",
RequestCount: 10,
Date: todayTime,
}
err := db.Create(&stats1).Error
require.NoError(t, err, "创建第一个 usage_stats 应成功")
stats2 := config.UsageStats{
ProviderID: providerID,
ModelName: "gpt-4",
RequestCount: 20,
Date: todayTime,
}
err = db.Create(&stats2).Error
assert.Error(t, err, "创建相同 (provider_id, model_name, date) 的 usage_stats 应失败")
assert.True(t, errors.Is(err, gorm.ErrDuplicatedKey) ||
(err != nil && (err.Error() == "Error 1062" || containsDuplicateError(err.Error()))),
"错误应为唯一约束错误")
}
func containsDuplicateError(errStr string) bool {
return len(errStr) > 0 && (errStr[0:8] == "Error 10" || errStr[0:5] == "Dupli")
}