优化单元测试；增加打印方案单元测试

OpenAuth.App/SysPrinterPlanApp/Request/QueryReq.cs

@@ -0,0 +1,18 @@
+namespace OpenAuth.App.Request
+{
+    /// <summary>
+    /// 打印方案数据源请求参数
+    /// </summary>
+    public class QueryReq : PageReq
+    {
+        /// <summary>
+        ///数据源;打印方案对应的数据来源SQL
+        /// </summary>
+        public string SourceSql { get; set; }
+
+        /// <summary>
+        /// 入口参数JSON字符串
+        /// </summary>
+        public string ParamJsonStr { get; set; }
+    }
+}