优化结构

app/system/internal/service/dictionary_test.go

@@ -0,0 +1,28 @@
+package service
+
+import (
+	"context"
+	"testing"
+
+	"kra/app/system/internal/biz"
+)
+
+type dictionaryExportRepo struct {
+	biz.DictionaryRepo
+	value *biz.Dictionary
+}
+
+func (r dictionaryExportRepo) ExportDictionary(context.Context, uint) (*biz.Dictionary, error) {
+	return r.value, nil
+}
+
+func TestExportDictionaryPreservesNilDetails(t *testing.T) {
+	service := NewDictionaryService(biz.NewDictionaryUsecase(dictionaryExportRepo{value: &biz.Dictionary{Name: "empty", Type: "empty"}}))
+	result, err := service.ExportDictionary(context.Background(), 1)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if result.SysDictionaryDetails != nil {
+		t.Fatalf("export details = %#v, want nil", result.SysDictionaryDetails)
+	}
+}