支持迁移对象存储到 OSS

backend/internal/modules/file/storage_test.go

@@ -3,6 +3,8 @@ package file
 import (
 	"strings"
 	"testing"
+
+	"github.com/minio/minio-go/v7"
 )
 
 func TestSanitizeObjectMetadataEscapesNonASCII(t *testing.T) {
@@ -15,6 +17,29 @@ func TestSanitizeObjectMetadataEscapesNonASCII(t *testing.T) {
 	}
 }
 
+func TestParseBucketLookup(t *testing.T) {
+	tests := []struct {
+		name string
+		raw  string
+		want minio.BucketLookupType
+	}{
+		{name: "auto", raw: "auto", want: minio.BucketLookupAuto},
+		{name: "dns", raw: "dns", want: minio.BucketLookupDNS},
+		{name: "path", raw: "path", want: minio.BucketLookupPath},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := parseBucketLookup(tt.raw)
+			if err != nil || got != tt.want {
+				t.Fatalf("parseBucketLookup(%q) = %v, %v", tt.raw, got, err)
+			}
+		})
+	}
+	if _, err := parseBucketLookup("invalid"); err == nil {
+		t.Fatal("invalid bucket lookup should fail")
+	}
+}
+
 func TestAnnouncementSceneUsesPublicFileURL(t *testing.T) {
 	key := "announcement/2026/06/15/example.webp"
 	got := fileURLForScene("announcement", key)