コード例 #1
0
		public void TypedDataSet()
		{
			int i = 0;
			//check dataset constructor
			myTypedDataSet ds = null;
			DataSet unTypedDs = new DataSet();
			ds = new myTypedDataSet();
			Assert.IsFalse(ds == null ,"TDS0" );
			Assert.AreEqual(typeof(myTypedDataSet), ds.GetType() ,"TDS1" );
		
			// fill dataset
			ds.ReadXml("Test/System.Data/TypedDataSet.xml");

			// check DataSet named property "Orders"
			myTypedDataSet.OrdersDataTable tblOrders = null;
			tblOrders = ds.Orders; 
			Assert.AreEqual(ds.Tables["Orders"],tblOrders ,"TDS2");
			
			//check DataSet named property Orders - by index");
			tblOrders = ds.Orders; 
			Assert.AreEqual(ds.Tables[1],tblOrders ,"TDS3");
			
			//add new row AddTableNameRow, check row count");
			i = tblOrders.Rows.Count;
			tblOrders.AddOrdersRow("SAVEA",1,new DateTime(1998,05,01,00,00,00,000)
				,new DateTime(1998,05,29,00,00,00,000)
				,new DateTime(1998,05,04,00,00,00,000),1,30.0900m
				,"Save-a-lot Markets","187 Suffolk Ln.","Boise","ID","83720","USA");
			Assert.AreEqual(i+1 ,tblOrders.Rows.Count,"TDS5");
		
			//check the new row AutoIncrement field - AddTableNameRow
			i = (int)tblOrders.Rows[tblOrders.Rows.Count-2][0];
			Assert.AreEqual(i+1 ,(int)tblOrders.Rows[tblOrders.Rows.Count-1][0],"TDS6");

			//Create New Row using NewTableNameRow, check row != null
			myTypedDataSet.OrdersRow drOrders = null;
			drOrders = tblOrders.NewOrdersRow();
			Assert.IsFalse(drOrders == null ,"TDS7");
			
			//Create New Row using NewTableNameRow, check row state
			Assert.AreEqual(DataRowState.Detached, drOrders.RowState ,  "TDS8");

			//add new row NewTableNameRow, check row count
			//drOrders.OrderID = DBNull.Value;
			drOrders.CustomerID = "GREAL";
			drOrders.EmployeeID = 4;
			drOrders.OrderDate = new DateTime(1998,04,30,00,00,00,000);
			drOrders.RequiredDate = new DateTime(1998,06,11,00,00,00,000);
			drOrders["ShippedDate"] = DBNull.Value; 
			drOrders.ShipVia = 3;
			drOrders.Freight = 14.0100m;
			drOrders.ShipName = "Great Lakes";
			drOrders.ShipAddress = "Food Market";
			drOrders.ShipCity = "Baker Blvd.";
			drOrders.ShipRegion = "Eugene";
			drOrders.ShipPostalCode = "OR	97403";
			drOrders.ShipCountry =  "USA";

			i = tblOrders.Rows.Count;
			tblOrders.AddOrdersRow(drOrders);
			Assert.AreEqual(i+1 ,tblOrders.Rows.Count,"TDS9");

			//check StrongTypingException
			try
			{
				DateTime d = drOrders.ShippedDate; //drOrders.ShippedDate = null, will raise exception
				Assert.Fail("TDS10: Failed to throw StrongTypingException");
			}
			catch (StrongTypingException) {}
			catch (AssertionException exc) {throw  exc;}
			catch (Exception exc)
			{
				Assert.Fail("TDS11: Wrong exception type. Got:" + exc);
			}
		
			//check the new row AutoIncrement field - NewTableNameRow
			i = (int)tblOrders.Rows[tblOrders.Rows.Count-2][0];
			Assert.AreEqual(i+1 ,(int)tblOrders.Rows[tblOrders.Rows.Count-1][0],"TDS12");

			// convenience IsNull functions
			// only if it can be null
			Assert.IsFalse(drOrders.IsShipAddressNull() ,"TDS13");
			
			drOrders.SetShipAddressNull(); 
			Assert.IsTrue(drOrders.IsShipAddressNull() ,"TDS14");
			
			// Table exposes a public property Count == table.Rows.Count
			Assert.AreEqual(tblOrders.Count ,tblOrders.Rows.Count , "TDS15");


			// find function
			myTypedDataSet.OrdersRow dr = tblOrders[0];
			Assert.AreEqual(tblOrders.FindByOrderID(dr.OrderID),dr,"TDS16" );

			//Remove row and check row count
			i = tblOrders.Count; 
			myTypedDataSet.OrdersRow drr = tblOrders[0];
			tblOrders.RemoveOrdersRow(drr);
			Assert.AreEqual(i-1 ,tblOrders.Count,"TDS17");

			//first column is readonly
			Assert.IsTrue(tblOrders.OrderIDColumn.ReadOnly  ,"TDS18");

			//read only exception
			try
			{
				tblOrders[0].OrderID = 99;
				Assert.Fail("TDS19: Failed to throw ReadOnlyException");
			}
			catch (ReadOnlyException) {}
			catch (AssertionException exc) {throw  exc;}
			catch (Exception exc)
			{
				Assert.Fail("TDS20: Wrong exception type. Got:" + exc);
			}

			tblOrders.AcceptChanges();

			//Check table events
			// add event handlers
			ds.Orders.OrdersRowChanging += new myTypedDataSet.OrdersRowChangeEventHandler(T_Changing);
			ds.Orders.OrdersRowChanged += new myTypedDataSet.OrdersRowChangeEventHandler(T_Changed);
			ds.Orders.OrdersRowDeleting += new myTypedDataSet.OrdersRowChangeEventHandler(T_Deleting);
			ds.Orders.OrdersRowDeleted += new myTypedDataSet.OrdersRowChangeEventHandler(T_Deleted);
        
			//RowChange event order
			tblOrders[0].ShipCity = "Tel Aviv";
			Assert.AreEqual("AB",EventStatus  , "TDS21");

			EventStatus = string.Empty; 
			//RowDelet event order
			tblOrders[0].Delete(); 
			Assert.AreEqual("AB",EventStatus  , "TDS22");

			//expose DataColumn as property
			Assert.AreEqual(ds.Orders.OrderIDColumn ,ds.Tables["Orders"].Columns["OrderID"],"TDS23");
		
			//Accept changes for all deleted and changedd rows.
			ds.AcceptChanges();

			//check relations
			//ChildTableRow has property ParentTableRow
			myTypedDataSet.OrdersRow dr1 = ds.Order_Details[0].OrdersRow;
			DataRow dr2 = ds.Order_Details[0].GetParentRow(ds.Relations[0]);
			Assert.AreEqual(dr1 ,dr2 ,"TDS24");
			
			//ParentTableRow has property ChildTableRow
			myTypedDataSet.Order_DetailsRow[] drArr1 = ds.Orders[0].GetOrder_DetailsRows();
			DataRow[] drArr2 = ds.Orders[0].GetChildRows(ds.Relations[0]);
			Assert.AreEqual(drArr1 ,drArr2,"TDS25");

                       //now test serialization of a typed dataset generated by microsoft's xsd.exe
                       DataSet1 ds1 = new DataSet1();
                       ds1.DataTable1.AddDataTable1Row("test");
                       ds1.DataTable1.AddDataTable1Row("test2");

                       global::System.Runtime.Serialization.Formatters.Binary.BinaryFormatter formatter =
                         new global::System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
                       MemoryStream stream = new MemoryStream();

                       formatter.Serialize(stream, ds1);

                       stream.Seek(0, SeekOrigin.Begin);

                       DataSet1 ds1load = (DataSet1) formatter.Deserialize(stream);

                       Assert.IsTrue(ds1load.Tables.Contains("DataTable1"));
                       Assert.AreEqual("DataTable1DataTable", ds1load.Tables["DataTable1"].GetType().Name);
                       Assert.AreEqual(2, ds1load.DataTable1.Rows.Count);
                       Assert.AreEqual("DataTable1Row", ds1load.DataTable1[0].GetType().Name);
                       if (ds1load.DataTable1[0].Column1 == "test") {
                               Assert.AreEqual("test2", ds1load.DataTable1[1].Column1);
                       } else if (ds1load.DataTable1[0].Column1 == "test2") {
                               Assert.AreEqual("test", ds1load.DataTable1[1].Column1);
                       } else {
                               Assert.Fail("Invalid entry for Column1");
                       }

                       //now test when the mode is exclude schema
                       ds1.SchemaSerializationMode = global::System.Data.SchemaSerializationMode.ExcludeSchema;

                       stream = new MemoryStream();

                       formatter.Serialize(stream, ds1);

                       stream.Seek(0, SeekOrigin.Begin);

                       ds1load = (DataSet1) formatter.Deserialize(stream);

                       Assert.IsTrue(ds1load.Tables.Contains("DataTable1"));
                       Assert.AreEqual("DataTable1DataTable", ds1load.Tables["DataTable1"].GetType().Name);
                       Assert.AreEqual(2, ds1load.DataTable1.Rows.Count);
                       Assert.AreEqual("DataTable1Row", ds1load.DataTable1[0].GetType().Name);
                       if (ds1load.DataTable1[0].Column1 == "test") {
                               Assert.AreEqual("test2", ds1load.DataTable1[1].Column1);
                       } else if (ds1load.DataTable1[0].Column1 == "test2") {
                               Assert.AreEqual("test", ds1load.DataTable1[1].Column1);
                       } else {
                               Assert.Fail("Invalid entry for Column1");
                       }
		}
コード例 #2
0
        public void TypedDataSet()
        {
            int i = 0;
            //check dataset constructor
            myTypedDataSet ds = null;
            DataSet unTypedDs = new DataSet();
            ds = new myTypedDataSet();
            Assert.False(ds == null);
            Assert.Equal(typeof(myTypedDataSet), ds.GetType());

            // fill dataset
            ds.ReadXml(new StringReader(
                @"<?xml version=""1.0"" standalone=""yes""?>
                <myTypedDataSet xmlns=""http://www.tempuri.org/myTypedDataSet.xsd"">
                  <Order_x0020_Details>
                    <OrderID>10250</OrderID>
                    <ProductID>41</ProductID>
                    <UnitPrice>7.7000</UnitPrice>
                    <Quantity>10</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10250</OrderID>
                    <ProductID>51</ProductID>
                    <UnitPrice>42.4000</UnitPrice>
                    <Quantity>35</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10250</OrderID>
                    <ProductID>65</ProductID>
                    <UnitPrice>16.8000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10251</OrderID>
                    <ProductID>22</ProductID>
                    <UnitPrice>16.8000</UnitPrice>
                    <Quantity>6</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10251</OrderID>
                    <ProductID>57</ProductID>
                    <UnitPrice>15.6000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10251</OrderID>
                    <ProductID>65</ProductID>
                    <UnitPrice>16.8000</UnitPrice>
                    <Quantity>20</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10252</OrderID>
                    <ProductID>20</ProductID>
                    <UnitPrice>64.8000</UnitPrice>
                    <Quantity>40</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10252</OrderID>
                    <ProductID>33</ProductID>
                    <UnitPrice>2.0000</UnitPrice>
                    <Quantity>25</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10252</OrderID>
                    <ProductID>60</ProductID>
                    <UnitPrice>27.2000</UnitPrice>
                    <Quantity>40</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10253</OrderID>
                    <ProductID>31</ProductID>
                    <UnitPrice>10.0000</UnitPrice>
                    <Quantity>20</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10253</OrderID>
                    <ProductID>39</ProductID>
                    <UnitPrice>14.4000</UnitPrice>
                    <Quantity>42</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10253</OrderID>
                    <ProductID>49</ProductID>
                    <UnitPrice>16.0000</UnitPrice>
                    <Quantity>40</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10254</OrderID>
                    <ProductID>24</ProductID>
                    <UnitPrice>3.6000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10254</OrderID>
                    <ProductID>55</ProductID>
                    <UnitPrice>19.2000</UnitPrice>
                    <Quantity>21</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10254</OrderID>
                    <ProductID>74</ProductID>
                    <UnitPrice>8.0000</UnitPrice>
                    <Quantity>21</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10255</OrderID>
                    <ProductID>2</ProductID>
                    <UnitPrice>15.2000</UnitPrice>
                    <Quantity>20</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10255</OrderID>
                    <ProductID>16</ProductID>
                    <UnitPrice>13.9000</UnitPrice>
                    <Quantity>35</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10255</OrderID>
                    <ProductID>36</ProductID>
                    <UnitPrice>15.2000</UnitPrice>
                    <Quantity>25</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10255</OrderID>
                    <ProductID>59</ProductID>
                    <UnitPrice>44.0000</UnitPrice>
                    <Quantity>30</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10256</OrderID>
                    <ProductID>53</ProductID>
                    <UnitPrice>26.2000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10256</OrderID>
                    <ProductID>77</ProductID>
                    <UnitPrice>10.4000</UnitPrice>
                    <Quantity>12</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10257</OrderID>
                    <ProductID>27</ProductID>
                    <UnitPrice>35.1000</UnitPrice>
                    <Quantity>25</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10257</OrderID>
                    <ProductID>39</ProductID>
                    <UnitPrice>14.4000</UnitPrice>
                    <Quantity>6</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10257</OrderID>
                    <ProductID>77</ProductID>
                    <UnitPrice>10.4000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10258</OrderID>
                    <ProductID>2</ProductID>
                    <UnitPrice>15.2000</UnitPrice>
                    <Quantity>50</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10258</OrderID>
                    <ProductID>5</ProductID>
                    <UnitPrice>17.0000</UnitPrice>
                    <Quantity>65</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10258</OrderID>
                    <ProductID>32</ProductID>
                    <UnitPrice>25.6000</UnitPrice>
                    <Quantity>6</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10259</OrderID>
                    <ProductID>21</ProductID>
                    <UnitPrice>8.0000</UnitPrice>
                    <Quantity>10</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10259</OrderID>
                    <ProductID>37</ProductID>
                    <UnitPrice>20.8000</UnitPrice>
                    <Quantity>1</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10260</OrderID>
                    <ProductID>41</ProductID>
                    <UnitPrice>7.7000</UnitPrice>
                    <Quantity>16</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10260</OrderID>
                    <ProductID>57</ProductID>
                    <UnitPrice>15.6000</UnitPrice>
                    <Quantity>50</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10260</OrderID>
                    <ProductID>62</ProductID>
                    <UnitPrice>39.4000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10260</OrderID>
                    <ProductID>70</ProductID>
                    <UnitPrice>12.0000</UnitPrice>
                    <Quantity>21</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10261</OrderID>
                    <ProductID>21</ProductID>
                    <UnitPrice>8.0000</UnitPrice>
                    <Quantity>20</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10261</OrderID>
                    <ProductID>35</ProductID>
                    <UnitPrice>14.4000</UnitPrice>
                    <Quantity>20</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10262</OrderID>
                    <ProductID>5</ProductID>
                    <UnitPrice>17.0000</UnitPrice>
                    <Quantity>12</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10262</OrderID>
                    <ProductID>7</ProductID>
                    <UnitPrice>24.0000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10262</OrderID>
                    <ProductID>56</ProductID>
                    <UnitPrice>30.4000</UnitPrice>
                    <Quantity>2</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10263</OrderID>
                    <ProductID>16</ProductID>
                    <UnitPrice>13.9000</UnitPrice>
                    <Quantity>60</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10263</OrderID>
                    <ProductID>24</ProductID>
                    <UnitPrice>3.6000</UnitPrice>
                    <Quantity>28</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10263</OrderID>
                    <ProductID>30</ProductID>
                    <UnitPrice>20.7000</UnitPrice>
                    <Quantity>60</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10263</OrderID>
                    <ProductID>74</ProductID>
                    <UnitPrice>8.0000</UnitPrice>
                    <Quantity>36</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10264</OrderID>
                    <ProductID>2</ProductID>
                    <UnitPrice>15.2000</UnitPrice>
                    <Quantity>35</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10264</OrderID>
                    <ProductID>41</ProductID>
                    <UnitPrice>7.7000</UnitPrice>
                    <Quantity>25</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10265</OrderID>
                    <ProductID>17</ProductID>
                    <UnitPrice>31.2000</UnitPrice>
                    <Quantity>30</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10265</OrderID>
                    <ProductID>70</ProductID>
                    <UnitPrice>12.0000</UnitPrice>
                    <Quantity>20</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10266</OrderID>
                    <ProductID>12</ProductID>
                    <UnitPrice>30.4000</UnitPrice>
                    <Quantity>12</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10267</OrderID>
                    <ProductID>40</ProductID>
                    <UnitPrice>14.7000</UnitPrice>
                    <Quantity>50</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10267</OrderID>
                    <ProductID>59</ProductID>
                    <UnitPrice>44.0000</UnitPrice>
                    <Quantity>70</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10267</OrderID>
                    <ProductID>76</ProductID>
                    <UnitPrice>14.4000</UnitPrice>
                    <Quantity>15</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10268</OrderID>
                    <ProductID>29</ProductID>
                    <UnitPrice>99.0000</UnitPrice>
                    <Quantity>10</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10268</OrderID>
                    <ProductID>72</ProductID>
                    <UnitPrice>27.8000</UnitPrice>
                    <Quantity>4</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10269</OrderID>
                    <ProductID>33</ProductID>
                    <UnitPrice>2.0000</UnitPrice>
                    <Quantity>60</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10269</OrderID>
                    <ProductID>72</ProductID>
                    <UnitPrice>27.8000</UnitPrice>
                    <Quantity>20</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10270</OrderID>
                    <ProductID>36</ProductID>
                    <UnitPrice>15.2000</UnitPrice>
                    <Quantity>30</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Order_x0020_Details>
                    <OrderID>10270</OrderID>
                    <ProductID>43</ProductID>
                    <UnitPrice>36.8000</UnitPrice>
                    <Quantity>25</Quantity>
                    <Discount>5.0</Discount>
                  </Order_x0020_Details>
                  <Orders>
                    <OrderID>10250</OrderID>
                    <CustomerID>HANAR</CustomerID>
                    <EmployeeID>4</EmployeeID>
                    <OrderDate>1996-07-08T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-05T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-12T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10251</OrderID>
                    <CustomerID>VICTE</CustomerID>
                    <EmployeeID>3</EmployeeID>
                    <OrderDate>1996-07-08T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-05T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-15T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10252</OrderID>
                    <CustomerID>SUPRD</CustomerID>
                    <EmployeeID>4</EmployeeID>
                    <OrderDate>1996-07-09T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-06T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-11T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10253</OrderID>
                    <CustomerID>HANAR</CustomerID>
                    <EmployeeID>3</EmployeeID>
                    <OrderDate>1996-07-10T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-07-24T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-16T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10254</OrderID>
                    <CustomerID>CHOPS</CustomerID>
                    <EmployeeID>5</EmployeeID>
                    <OrderDate>1996-07-11T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-08T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-23T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10255</OrderID>
                    <CustomerID>RICSU</CustomerID>
                    <EmployeeID>9</EmployeeID>
                    <OrderDate>1996-07-12T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-09T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-15T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10256</OrderID>
                    <CustomerID>WELLI</CustomerID>
                    <EmployeeID>3</EmployeeID>
                    <OrderDate>1996-07-15T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-12T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-17T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10257</OrderID>
                    <CustomerID>HILAA</CustomerID>
                    <EmployeeID>4</EmployeeID>
                    <OrderDate>1996-07-16T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-13T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-22T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10258</OrderID>
                    <CustomerID>ERNSH</CustomerID>
                    <EmployeeID>1</EmployeeID>
                    <OrderDate>1996-07-17T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-14T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-23T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10259</OrderID>
                    <CustomerID>CENTC</CustomerID>
                    <EmployeeID>4</EmployeeID>
                    <OrderDate>1996-07-18T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-15T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-25T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10260</OrderID>
                    <CustomerID>OTTIK</CustomerID>
                    <EmployeeID>4</EmployeeID>
                    <OrderDate>1996-07-19T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-16T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-29T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10261</OrderID>
                    <CustomerID>QUEDE</CustomerID>
                    <EmployeeID>4</EmployeeID>
                    <OrderDate>1996-07-19T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-16T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-30T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10262</OrderID>
                    <CustomerID>RATTC</CustomerID>
                    <EmployeeID>8</EmployeeID>
                    <OrderDate>1996-07-22T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-19T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-25T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10263</OrderID>
                    <CustomerID>ERNSH</CustomerID>
                    <EmployeeID>9</EmployeeID>
                    <OrderDate>1996-07-23T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-20T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-31T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10264</OrderID>
                    <CustomerID>FOLKO</CustomerID>
                    <EmployeeID>6</EmployeeID>
                    <OrderDate>1996-07-24T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-21T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-08-23T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10265</OrderID>
                    <CustomerID>BLONP</CustomerID>
                    <EmployeeID>2</EmployeeID>
                    <OrderDate>1996-07-25T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-22T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-08-12T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10266</OrderID>
                    <CustomerID>WARTH</CustomerID>
                    <EmployeeID>3</EmployeeID>
                    <OrderDate>1996-07-26T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-09-06T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-07-31T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10267</OrderID>
                    <CustomerID>FRANK</CustomerID>
                    <EmployeeID>4</EmployeeID>
                    <OrderDate>1996-07-29T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-26T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-08-06T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10268</OrderID>
                    <CustomerID>GROSR</CustomerID>
                    <EmployeeID>8</EmployeeID>
                    <OrderDate>1996-07-30T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-27T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-08-02T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10269</OrderID>
                    <CustomerID>WHITC</CustomerID>
                    <EmployeeID>5</EmployeeID>
                    <OrderDate>1996-07-31T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-14T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-08-09T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                  <Orders>
                    <OrderID>10270</OrderID>
                    <CustomerID>WARTH</CustomerID>
                    <EmployeeID>1</EmployeeID>
                    <OrderDate>1996-08-01T00:00:00.0000000+03:00</OrderDate>
                    <RequiredDate>1996-08-29T00:00:00.0000000+03:00</RequiredDate>
                    <ShippedDate>1996-08-02T00:00:00.0000000+03:00</ShippedDate>
                  </Orders>
                </myTypedDataSet>"));

            // check DataSet named property "Orders"
            myTypedDataSet.OrdersDataTable tblOrders = null;
            tblOrders = ds.Orders;
            Assert.Equal(ds.Tables["Orders"], tblOrders);

            //check DataSet named property Orders - by index");
            tblOrders = ds.Orders;
            Assert.Equal(ds.Tables[1], tblOrders);

            //add new row AddTableNameRow, check row count");
            i = tblOrders.Rows.Count;
            tblOrders.AddOrdersRow("SAVEA", 1, new DateTime(1998, 05, 01, 00, 00, 00, 000)
                , new DateTime(1998, 05, 29, 00, 00, 00, 000)
                , new DateTime(1998, 05, 04, 00, 00, 00, 000), 1, 30.0900m
                , "Save-a-lot Markets", "187 Suffolk Ln.", "Boise", "ID", "83720", "USA");
            Assert.Equal(i + 1, tblOrders.Rows.Count);

            //check the new row AutoIncrement field - AddTableNameRow
            i = (int)tblOrders.Rows[tblOrders.Rows.Count - 2][0];
            Assert.Equal(i + 1, (int)tblOrders.Rows[tblOrders.Rows.Count - 1][0]);

            //Create New Row using NewTableNameRow, check row != null
            myTypedDataSet.OrdersRow drOrders = null;
            drOrders = tblOrders.NewOrdersRow();
            Assert.False(drOrders == null);

            //Create New Row using NewTableNameRow, check row state
            Assert.Equal(DataRowState.Detached, drOrders.RowState);

            //add new row NewTableNameRow, check row count
            //drOrders.OrderID = DBNull.Value;
            drOrders.CustomerID = "GREAL";
            drOrders.EmployeeID = 4;
            drOrders.OrderDate = new DateTime(1998, 04, 30, 00, 00, 00, 000);
            drOrders.RequiredDate = new DateTime(1998, 06, 11, 00, 00, 00, 000);
            drOrders["ShippedDate"] = DBNull.Value;
            drOrders.ShipVia = 3;
            drOrders.Freight = 14.0100m;
            drOrders.ShipName = "Great Lakes";
            drOrders.ShipAddress = "Food Market";
            drOrders.ShipCity = "Baker Blvd.";
            drOrders.ShipRegion = "Eugene";
            drOrders.ShipPostalCode = "OR	97403";
            drOrders.ShipCountry = "USA";

            i = tblOrders.Rows.Count;
            tblOrders.AddOrdersRow(drOrders);
            Assert.Equal(i + 1, tblOrders.Rows.Count);

            //check StrongTypingException
            Assert.Throws<StrongTypingException>(() =>
            {
                DateTime d = drOrders.ShippedDate; //drOrders.ShippedDate = null, will raise exception
            });

            //check the new row AutoIncrement field - NewTableNameRow
            i = (int)tblOrders.Rows[tblOrders.Rows.Count - 2][0];
            Assert.Equal(i + 1, (int)tblOrders.Rows[tblOrders.Rows.Count - 1][0]);

            // convenience IsNull functions
            // only if it can be null
            Assert.False(drOrders.IsShipAddressNull());

            drOrders.SetShipAddressNull();
            Assert.True(drOrders.IsShipAddressNull());

            // Table exposes a public property Count == table.Rows.Count
            Assert.Equal(tblOrders.Count, tblOrders.Rows.Count);


            // find function
            myTypedDataSet.OrdersRow dr = tblOrders[0];
            Assert.Equal(tblOrders.FindByOrderID(dr.OrderID), dr);

            //Remove row and check row count
            i = tblOrders.Count;
            myTypedDataSet.OrdersRow drr = tblOrders[0];
            tblOrders.RemoveOrdersRow(drr);
            Assert.Equal(i - 1, tblOrders.Count);

            //first column is readonly
            Assert.True(tblOrders.OrderIDColumn.ReadOnly);

            //read only exception
            Assert.Throws<ReadOnlyException>(() =>
            {
                tblOrders[0].OrderID = 99;
            });

            tblOrders.AcceptChanges();

            //Check table events
            // add event handlers
            ds.Orders.OrdersRowChanging += new myTypedDataSet.OrdersRowChangeEventHandler(T_Changing);
            ds.Orders.OrdersRowChanged += new myTypedDataSet.OrdersRowChangeEventHandler(T_Changed);
            ds.Orders.OrdersRowDeleting += new myTypedDataSet.OrdersRowChangeEventHandler(T_Deleting);
            ds.Orders.OrdersRowDeleted += new myTypedDataSet.OrdersRowChangeEventHandler(T_Deleted);

            //RowChange event order
            tblOrders[0].ShipCity = "Tel Aviv";
            Assert.Equal("AB", _eventStatus);

            _eventStatus = string.Empty;
            //RowDelet event order
            tblOrders[0].Delete();
            Assert.Equal("AB", _eventStatus);

            //expose DataColumn as property
            Assert.Equal(ds.Orders.OrderIDColumn, ds.Tables["Orders"].Columns["OrderID"]);

            //Accept changes for all deleted and changedd rows.
            ds.AcceptChanges();

            //check relations
            //ChildTableRow has property ParentTableRow
            myTypedDataSet.OrdersRow dr1 = ds.Order_Details[0].OrdersRow;
            DataRow dr2 = ds.Order_Details[0].GetParentRow(ds.Relations[0]);
            Assert.Equal(dr1, dr2);

            //ParentTableRow has property ChildTableRow
            myTypedDataSet.Order_DetailsRow[] drArr1 = ds.Orders[0].GetOrder_DetailsRows();
            DataRow[] drArr2 = ds.Orders[0].GetChildRows(ds.Relations[0]);
            Assert.Equal(drArr1, drArr2);

            //now test serialization of a typed dataset generated by microsoft's xsd.exe
            DataSet1 ds1 = new DataSet1();
            ds1.DataTable1.AddDataTable1Row("test");
            ds1.DataTable1.AddDataTable1Row("test2");

            global::System.Runtime.Serialization.Formatters.Binary.BinaryFormatter formatter =
              new global::System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
            MemoryStream stream = new MemoryStream();

            formatter.Serialize(stream, ds1);

            stream.Seek(0, SeekOrigin.Begin);

            DataSet1 ds1load = (DataSet1)formatter.Deserialize(stream);

            Assert.True(ds1load.Tables.Contains("DataTable1"));
            Assert.Equal("DataTable1DataTable", ds1load.Tables["DataTable1"].GetType().Name);
            Assert.Equal(2, ds1load.DataTable1.Rows.Count);
            Assert.Equal("DataTable1Row", ds1load.DataTable1[0].GetType().Name);
            if (ds1load.DataTable1[0].Column1 == "test")
            {
                Assert.Equal("test2", ds1load.DataTable1[1].Column1);
            }
            else if (ds1load.DataTable1[0].Column1 == "test2")
            {
                Assert.Equal("test", ds1load.DataTable1[1].Column1);
            }
            else
            {
                Assert.False(true);
            }

            //now test when the mode is exclude schema
            ds1.SchemaSerializationMode = global::System.Data.SchemaSerializationMode.ExcludeSchema;

            stream = new MemoryStream();

            formatter.Serialize(stream, ds1);

            stream.Seek(0, SeekOrigin.Begin);

            ds1load = (DataSet1)formatter.Deserialize(stream);

            Assert.True(ds1load.Tables.Contains("DataTable1"));
            Assert.Equal("DataTable1DataTable", ds1load.Tables["DataTable1"].GetType().Name);
            Assert.Equal(2, ds1load.DataTable1.Rows.Count);
            Assert.Equal("DataTable1Row", ds1load.DataTable1[0].GetType().Name);
            if (ds1load.DataTable1[0].Column1 == "test")
            {
                Assert.Equal("test2", ds1load.DataTable1[1].Column1);
            }
            else if (ds1load.DataTable1[0].Column1 == "test2")
            {
                Assert.Equal("test", ds1load.DataTable1[1].Column1);
            }
            else
            {
                Assert.False(true);
            }
        }