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xlgo-core/config/config_fix_test.go
2026-07-14 10:24:10 +08:00

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package config_test
import (
"os"
"reflect"
"strings"
"testing"
"time"
"github.com/EthanCodeCraft/xlgo-core/config"
)
// TestSetKeepsViperInSync_Hconfig1 固化 H-config-1Set(cfg) 后 Get() 与
// GetString/GetInt/GetBool/GetViper 必须读到同一配置世界,消除原"Set 只更新类型化视图、
// viper 视图停留旧值"的静默分裂(违反 C1 单一配置源)。
func TestSetKeepsViperInSync_Hconfig1(t *testing.T) {
cfg := &config.Config{
App: config.AppConfig{Name: "sync-test", SiteName: "sync_site", Env: "prod", Debug: true},
Server: config.ServerConfig{Port: 7777},
}
if err := config.Set(cfg); err != nil {
t.Fatalf("Set: %v", err)
}
defer config.SetDefaultManager(nil)
// 类型化视图
got := config.Get()
if got == nil || got.App.Name != "sync-test" || got.Server.Port != 7777 {
t.Fatalf("Get() 不一致: %+v", got)
}
// viper 视图必须同源
if v := config.GetString("app.name"); v != "sync-test" {
t.Errorf("GetString(app.name) = %q, want sync-testH-config-1 同源)", v)
}
if v := config.GetInt("server.port"); v != 7777 {
t.Errorf("GetInt(server.port) = %d, want 7777H-config-1", v)
}
if v := config.GetBool("app.debug"); v != true {
t.Errorf("GetBool(app.debug) = %v, want trueH-config-1", v)
}
if v := config.GetString("app.env"); v != "prod" {
t.Errorf("GetString(app.env) = %q, want prodH-config-1", v)
}
vp := config.GetViper()
if vp == nil || vp.GetString("app.name") != "sync-test" {
t.Errorf("GetViper().GetString(app.name) 不一致(H-config-1: %v", vp)
}
// Set(nil) 清空,GetString 返回空(m.v=nil
if err := config.Set(nil); err != nil {
t.Fatalf("Set(nil): %v", err)
}
if v := config.GetString("app.name"); v != "" {
t.Errorf("Set(nil) 后 GetString 应为空, got %q", v)
}
}
// TestSetDurationGetDurationConsistent_Hconfig1 锁定 H-config-1 已知行为:Duration 字段经 Set
// 重建 viper 后,GetString 字面格式与文件加载不同(mapstructure 存 time.Duration -> Duration.String()),
// 但 typed view 与 GetDuration 在两条路径下一致。Duration 应经 typed view / GetDuration 读取。
func TestSetDurationGetDurationConsistent_Hconfig1(t *testing.T) {
cfg := &config.Config{
JWT: config.JWTConfig{Secret: strings.Repeat("k", 32), Expire: 24 * time.Hour},
}
if err := config.Set(cfg); err != nil {
t.Fatalf("Set: %v", err)
}
defer config.SetDefaultManager(nil)
if got := config.Get().JWT.Expire; got != 24*time.Hour {
t.Errorf("Get().JWT.Expire = %v, want 24h", got)
}
if got := config.GetViper().GetDuration("jwt.expire"); got != 24*time.Hour {
t.Errorf("GetDuration(jwt.expire) = %v, want 24hDuration 同源应读 GetDuration/typed view", got)
}
}
// TestReloadCallbackPanicIsolation_Mconfig1 固化 M-config-1:单个热重载回调 panic 不得
// 向上传播、不得阻断后续回调、不得让 watcher/reload 链路静默失效。
func TestReloadCallbackPanicIsolation_Mconfig1(t *testing.T) {
p := writeConfig(t, "m1_panic.yaml", validConfigYAML(8301))
defer os.Remove(p)
m := config.NewManager(p)
if _, err := m.Load(); err != nil {
t.Fatalf("Load: %v", err)
}
called := make(chan int, 4)
m.RegisterCallback(func(*config.Config) {
panic("boom from user callback") // 模拟用户回调 panic
})
m.RegisterCallback(func(c *config.Config) {
called <- c.Server.Port
})
// Reload 不应把回调 panic 向上传播
if err := m.Reload(); err != nil {
t.Fatalf("Reload 不应传播回调 panic: %v", err)
}
// 第二个回调仍触发:panic 被隔离,未阻断后续回调
select {
case port := <-called:
if port != 8301 {
t.Errorf("第二个回调端口 = %d, want 8301", port)
}
case <-time.After(time.Second):
t.Fatal("panic 后续回调未触发(M-config-1 隔离失败)")
}
// 后续 reload 仍正常,watcher/reload 链路未静默失效
if err := os.WriteFile(p, []byte(validConfigYAML(8302)), 0644); err != nil {
t.Fatalf("WriteFile: %v", err)
}
if err := m.Reload(); err != nil {
t.Fatalf("panic 后 Reload 应仍可用: %v", err)
}
select {
case port := <-called:
if port != 8302 {
t.Errorf("第二次 reload 回调端口 = %d, want 8302", port)
}
case <-time.After(time.Second):
t.Fatal("panic 后 reload 链路静默失效(M-config-1")
}
}
// TestMySQLDSN_TLS_Mconfig2 固化 M-config-2 MySQL TLSTLS=false 无 tls 参数;
// TLS=true 无 CA 用内置 tls=trueTLS=true 有 CA 用 tls=MySQLTLSConfigName。
func TestMySQLDSN_TLS_Mconfig2(t *testing.T) {
db := config.DatabaseConfig{Host: "h", Port: 3306, User: "u", Password: "p", Name: "n"}
if dsn := db.MySQLDSN(); strings.Contains(dsn, "tls=") {
t.Errorf("TLS=false 不应含 tls 参数, dsn=%s", dsn)
}
db.TLS = true
if dsn := db.MySQLDSN(); !strings.Contains(dsn, "&tls=true") {
t.Errorf("TLS=true 无 CA 应用内置 tls=true, dsn=%s", dsn)
}
db.TLSRootCA = "/path/ca.pem"
if dsn := db.MySQLDSN(); !strings.Contains(dsn, "&tls="+config.MySQLTLSConfigName) {
t.Errorf("TLS=true 有 CA 应用 tls=%s, dsn=%s", config.MySQLTLSConfigName, dsn)
}
// CustomDSN 优先,TLS 字段不影响 DSN()
db.CustomDSN = "custom-dsn"
if dsn := db.DSN(); dsn != "custom-dsn" {
t.Errorf("CustomDSN 应优先, got %s", dsn)
}
}
// TestPostgresDSN_SSLMode_Mconfig2 固化 M-config-2 Postgres SSLMode:空默认 prefer
// 显式值透传(sslmode 不加引号,与原 disable 格式一致)。
func TestPostgresDSN_SSLMode_Mconfig2(t *testing.T) {
db := config.DatabaseConfig{Driver: config.DriverPostgres, Host: "h", Port: 5432, User: "u", Password: "p", Name: "n"}
if dsn := db.PostgresDSN(); !strings.Contains(dsn, "sslmode=prefer ") {
t.Errorf("空 SSLMode 默认 prefer, dsn=%s", dsn)
}
for _, mode := range []string{"disable", "allow", "require", "verify-ca", "verify-full"} {
db.SSLMode = mode
if dsn := db.PostgresDSN(); !strings.Contains(dsn, "sslmode="+mode+" ") {
t.Errorf("SSLMode=%s 应透传, dsn=%s", mode, dsn)
}
}
}
// TestValidateMaxIdleExceedsOpen_Lconfig3 固化 L-config-3MaxOpenConns>0 时
// MaxIdleConns>MaxOpenConns 视为配置错误;MaxOpenConns=0(无限)不校验。
func TestValidateMaxIdleExceedsOpen_Lconfig3(t *testing.T) {
cfg := &config.Config{
Database: config.DatabaseConfig{
Host: "h", Port: 3306, User: "u", Password: "p", Name: "n",
MaxOpenConns: 10, MaxIdleConns: 20,
},
}
err := cfg.Validate()
if err == nil || !strings.Contains(err.Error(), "max_idle_conns") {
t.Fatalf("MaxIdleConns>MaxOpenConns 应报错, got: %v", err)
}
cfg.Database.MaxOpenConns = 0 // 未配置/无限,不校验 idle
if err := cfg.Validate(); err != nil {
t.Fatalf("MaxOpenConns=0 时不该校验 idle, got: %v", err)
}
cfg.Database.MaxOpenConns = 20 // 合法
if err := cfg.Validate(); err != nil {
t.Fatalf("合法配置不应报错, got: %v", err)
}
}
// TestValidatePostgresSSLMode_Mconfig2 固化 M-config-2:非法 SSLMode 在 Validate 阶段报错。
func TestValidatePostgresSSLMode_Mconfig2(t *testing.T) {
cfg := &config.Config{
Database: config.DatabaseConfig{
Driver: config.DriverPostgres, Host: "h", Port: 5432, User: "u", Password: "p", Name: "n",
SSLMode: "invalid-mode",
},
}
err := cfg.Validate()
if err == nil || !strings.Contains(err.Error(), "ssl_mode") {
t.Fatalf("非法 SSLMode 应报错, got: %v", err)
}
cfg.Database.SSLMode = "require"
if err := cfg.Validate(); err != nil {
t.Fatalf("合法 SSLMode=require 不应报错, got: %v", err)
}
}
// TestValidateTLSRootCAWithoutTLS_Mconfig2 固化 M-config-2TLSRootCA 需配合 tls:true。
func TestValidateTLSRootCAWithoutTLS_Mconfig2(t *testing.T) {
cfg := &config.Config{
Database: config.DatabaseConfig{
Host: "h", Port: 3306, User: "u", Password: "p", Name: "n",
TLSRootCA: "/path/ca.pem", // TLS=false
},
}
err := cfg.Validate()
if err == nil || !strings.Contains(err.Error(), "tls_root_ca") {
t.Fatalf("TLSRootCA 无 tls:true 应报错, got: %v", err)
}
cfg.Database.TLS = true
if err := cfg.Validate(); err != nil {
t.Fatalf("TLS=true + TLSRootCA 合法不应报错, got: %v", err)
}
}
// TestDSNAddrNilReceiver_Lconfig6 固化 L-config-6DSN/MySQLDSN/PostgresDSN/Addr 对 nil receiver 安全。
func TestDSNAddrNilReceiver_Lconfig6(t *testing.T) {
var db *config.DatabaseConfig
if v := db.DSN(); v != "" {
t.Errorf("nil DatabaseConfig.DSN() = %q, want empty", v)
}
if v := db.MySQLDSN(); v != "" {
t.Errorf("nil MySQLDSN() = %q, want empty", v)
}
if v := db.PostgresDSN(); v != "" {
t.Errorf("nil PostgresDSN() = %q, want empty", v)
}
var r *config.RedisConfig
if v := r.Addr(); v != "" {
t.Errorf("nil RedisConfig.Addr() = %q, want empty", v)
}
}
// TestCloneDeepCopiesAllSliceFields_Mconfig4 固化 M-config-4:反射枚举 Config 所有切片/map 字段,
// 断言 Clone 深拷贝(不同底层数组/map)。fixture 必须填充每个切片字段--新增切片字段若未在 Clone
// 中处理、或未在 fixture 中填充,本测试都会失败,形成机械守卫。
func TestCloneDeepCopiesAllSliceFields_Mconfig4(t *testing.T) {
original := allSlicesPopulatedConfig()
clone := original.Clone()
var check func(o, c reflect.Value, path string)
check = func(o, c reflect.Value, path string) {
for o.Kind() == reflect.Pointer {
o = o.Elem()
}
for c.Kind() == reflect.Pointer {
c = c.Elem()
}
if o.Kind() != reflect.Struct {
return
}
for i := 0; i < o.NumField(); i++ {
of := o.Field(i)
cf := c.Field(i)
p := path + "." + o.Type().Field(i).Name
switch of.Kind() {
case reflect.Pointer, reflect.Struct:
check(of, cf, p)
case reflect.Slice:
if of.IsNil() || of.Len() == 0 {
t.Errorf("M-config-4: fixture 未填充切片 %s(新增切片字段须同步 fixture 与 Clone", p)
continue
}
if cf.IsNil() || cf.Len() != of.Len() {
t.Errorf("M-config-4: Clone 后切片 %s 为 nil 或长度不一致", p)
continue
}
if of.Pointer() == cf.Pointer() {
t.Errorf("M-config-4: Clone 未深拷贝切片 %s(共享底层数组)", p)
}
case reflect.Map:
if of.IsNil() || of.Len() == 0 {
t.Errorf("M-config-4: fixture 未填充 map %s", p)
continue
}
if of.Pointer() == cf.Pointer() {
t.Errorf("M-config-4: Clone 未深拷贝 map %s(共享 map", p)
}
}
}
}
check(reflect.ValueOf(original), reflect.ValueOf(clone), "Config")
}
// allSlicesPopulatedConfig 返回一个填充了所有切片字段的 Config,供 Clone 覆盖断言使用。
// 新增任何切片/map 字段到 Config 或其子结构体时,必须同步在此填充,否则
// TestCloneDeepCopiesAllSliceFields_Mconfig4 会以"未填充"失败提醒。
func allSlicesPopulatedConfig() *config.Config {
return &config.Config{
CORS: config.CORSConfig{
AllowedOrigins: []string{"https://a.example.com"},
AllowedMethods: []string{"GET"},
AllowedHeaders: []string{"X-Test"},
ExposedHeaders: []string{"X-Exp"},
},
Upload: config.UploadConfig{
AllowedImageTypes: []string{"image/jpeg"},
AllowedVideoTypes: []string{"video/mp4"},
},
Storage: config.StorageConfig{
Local: config.LocalStorageConfig{
Upload: config.UploadPolicy{
AllowedExts: []string{".jpg"},
AllowedMIMEs: []string{"image/jpeg"},
},
},
OSS: config.OSSStorageConfig{
Upload: config.UploadPolicy{
AllowedExts: []string{".png"},
AllowedMIMEs: []string{"image/png"},
},
},
},
}
}