优化结构

internal/data/initialization_backend_test.go

@@ -0,0 +1,110 @@
+package data
+
+import (
+	"context"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"kra/internal/conf"
+
+	"gopkg.in/yaml.v3"
+)
+
+func TestDatabaseConnectionConfigured(t *testing.T) {
+	tests := []struct {
+		name   string
+		config *conf.Data_Database
+		want   bool
+	}{
+		{name: "missing config", config: nil, want: false},
+		{name: "empty database", config: &conf.Data_Database{Driver: "mysql"}, want: false},
+		{name: "named database", config: &conf.Data_Database{Driver: "mysql", Name: "kra"}, want: true},
+		{name: "standalone DSN", config: &conf.Data_Database{Driver: "sqlite", Source: "file:kra.db"}, want: true},
+		{name: "generated DSN still requires a name", config: &conf.Data_Database{Driver: "mysql", Source: "root@tcp(localhost)/", Host: "localhost"}, want: false},
+	}
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			if got := databaseConnectionConfigured(test.config); got != test.want {
+				t.Fatalf("databaseConnectionConfigured() = %v, want %v", got, test.want)
+			}
+		})
+	}
+}
+
+func TestInitializationStateTracksRealDatabaseConnection(t *testing.T) {
+	data := &Data{}
+
+	initialized, err := data.IsInitialized(context.Background())
+	if err != nil {
+		t.Fatalf("IsInitialized() error = %v", err)
+	}
+	if initialized {
+		t.Fatal("bootstrap state must require initialization")
+	}
+
+	data.databaseReady.Store(true)
+	initialized, err = data.IsInitialized(context.Background())
+	if err != nil {
+		t.Fatalf("IsInitialized() error = %v", err)
+	}
+	if !initialized {
+		t.Fatal("an active configured database must not require initialization")
+	}
+}
+
+func TestPersistDatabaseConfigPreservesTemplateAndRotatesJWTKey(t *testing.T) {
+	root := t.TempDir()
+	configPath := filepath.Join(root, "config.yaml")
+	original := `server:
+  http:
+    addr: 0.0.0.0:8000
+data:
+  database:
+    driver: mysql
+    name: old
+  redis:
+    addr: 127.0.0.1:6379
+admin:
+  jwt:
+    signing_key: old-key
+    issuer: kra
+  zap:
+    director: logs
+extension:
+  preserved: true
+`
+	if err := os.WriteFile(configPath, []byte(original), 0o600); err != nil {
+		t.Fatal(err)
+	}
+	runtime := conf.NewRuntime(&conf.Data{}, &conf.AdminBackend{ConfigPath: configPath})
+	data := &Data{runtime: runtime}
+	if err := data.persistDatabaseConfig(&conf.Data_Database{Driver: "mysql", Host: "db", Port: "3306", User: "root", Password: "secret", Name: "kra", Config: "parseTime=True"}, "new-key"); err != nil {
+		t.Fatal(err)
+	}
+	raw, err := os.ReadFile(configPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	var value map[string]any
+	if err = yaml.Unmarshal(raw, &value); err != nil {
+		t.Fatal(err)
+	}
+	admin := value["admin"].(map[string]any)
+	jwt := admin["jwt"].(map[string]any)
+	if jwt["signing_key"] != "new-key" || jwt["issuer"] != "kra" {
+		t.Fatalf("unexpected jwt config: %#v", jwt)
+	}
+	dataConfig := value["data"].(map[string]any)
+	database := dataConfig["database"].(map[string]any)
+	if database["name"] != "kra" || database["password"] != "secret" {
+		t.Fatalf("unexpected database config: %#v", database)
+	}
+	if _, ok := dataConfig["redis"]; !ok {
+		t.Fatalf("redis config was removed: %#v", dataConfig)
+	}
+	if _, ok := value["extension"]; !ok || !strings.Contains(string(raw), "preserved: true") {
+		t.Fatalf("extension config was removed: %s", raw)
+	}
+}