调整参数判断

src/Hotline.Application/Exam/QueryExtensions/TestPapers/TestPaperQueryExtensions.cs

@@ -89,7 +89,7 @@ namespace Hotline.Application.Exam.QueryExtensions.TestPapers
             Expression<Func<QuestionTag, bool>> expression = m => m.Id != null;
 
             expression = ExpressionableUtility.CreateExpression<QuestionTag>()
-               .AndIF(tagQuestionCountRequest.TagIds.IsNotNull(), x => tagQuestionCountRequest.TagIds.Contains(x.TagId))
+               .AndIF(tagQuestionCountRequest.TagIds.IsNotNull() && tagQuestionCountRequest.TagIds.Any(), x => tagQuestionCountRequest.TagIds.Contains(x.TagId))
                .ToExpression();
 
             return expression;