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389 lines
15 KiB
389 lines
15 KiB
// Copyright (c) 2004-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2 as published by
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// the Free Software Foundation
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//
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// There are special exceptions to the terms and conditions of the GPL
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// as it is applied to this software. View the full text of the
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// exception in file EXCEPTIONS in the directory of this software
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// distribution.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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using System;
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using System.Data;
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using NUnit.Framework;
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namespace MySql.Data.MySqlClient.Tests
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{
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[TestFixture]
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public class CommandBuilderTests : BaseTest
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{
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public CommandBuilderTests()
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{
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}
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[Test]
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public void MultiWord()
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{
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execSQL("CREATE TABLE Test (id INT NOT NULL, name VARCHAR(100), dt DATETIME, tm TIME, `multi word` int, PRIMARY KEY(id))");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM Test", conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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DataTable dt = new DataTable();
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da.Fill(dt);
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DataRow row = dt.NewRow();
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row["id"] = 1;
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row["name"] = "Name";
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row["dt"] = DBNull.Value;
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row["tm"] = DBNull.Value;
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row["multi word"] = 2;
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dt.Rows.Add(row);
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da.Update(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual(2, dt.Rows[0]["multi word"]);
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dt.Rows[0]["multi word"] = 3;
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da.Update(dt);
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cb.Dispose();
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual(3, dt.Rows[0]["multi word"]);
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}
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[Test]
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public void LastOneWins()
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{
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execSQL("CREATE TABLE Test (id INT NOT NULL, name VARCHAR(100), dt DATETIME, tm TIME, `multi word` int, PRIMARY KEY(id))");
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execSQL("INSERT INTO Test (id, name) VALUES (1, 'Test')");
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MySqlCommandBuilder cb = new MySqlCommandBuilder(
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new MySqlDataAdapter("SELECT * FROM Test", conn));
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MySqlDataAdapter da = cb.DataAdapter;
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cb.ConflictOption = ConflictOption.OverwriteChanges;
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DataTable dt = new DataTable();
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da.Fill(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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execSQL("UPDATE Test SET name='Test2' WHERE id=1");
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dt.Rows[0]["name"] = "Test3";
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Assert.AreEqual(1, da.Update(dt));
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dt.Rows.Clear();
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da.Fill(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual("Test3", dt.Rows[0]["name"]);
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}
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[Test]
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public void NotLastOneWins()
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{
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execSQL("CREATE TABLE Test (id INT NOT NULL, name VARCHAR(100), dt DATETIME, tm TIME, `multi word` int, PRIMARY KEY(id))");
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execSQL("INSERT INTO Test (id, name) VALUES (1, 'Test')");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM Test", conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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cb.ConflictOption = ConflictOption.CompareAllSearchableValues;
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DataTable dt = new DataTable();
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da.Fill(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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execSQL("UPDATE Test SET name='Test2' WHERE id=1");
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try
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{
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dt.Rows[0]["name"] = "Test3";
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da.Update(dt);
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Assert.Fail("This should not work");
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}
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catch (DBConcurrencyException)
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{
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}
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dt.Rows.Clear();
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da.Fill(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual("Test2", dt.Rows[0]["name"]);
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}
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/// <summary>
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/// Bug #8574 - MySqlCommandBuilder unable to support sub-queries
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/// Bug #11947 - MySQLCommandBuilder mishandling CONCAT() aliased column
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/// </summary>
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[Test]
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public void UsingFunctions()
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{
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execSQL("CREATE TABLE Test (id INT NOT NULL, name VARCHAR(100), dt DATETIME, tm TIME, `multi word` int, PRIMARY KEY(id))");
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execSQL("INSERT INTO Test (id, name) VALUES (1,'test1')");
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execSQL("INSERT INTO Test (id, name) VALUES (2,'test2')");
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execSQL("INSERT INTO Test (id, name) VALUES (3,'test3')");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT id, name, now() as ServerTime FROM Test", conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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DataTable dt = new DataTable();
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da.Fill(dt);
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dt.Rows[0]["id"] = 4;
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da.Update(dt);
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da.SelectCommand.CommandText = "SELECT id, name, CONCAT(name, ' boo') as newname from Test where id=4";
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dt.Clear();
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da.Fill(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual("test1", dt.Rows[0]["name"]);
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Assert.AreEqual("test1 boo", dt.Rows[0]["newname"]);
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dt.Rows[0]["id"] = 5;
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da.Update(dt);
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dt.Clear();
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da.SelectCommand.CommandText = "SELECT * FROM Test WHERE id=5";
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da.Fill(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual("test1", dt.Rows[0]["name"]);
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da.SelectCommand.CommandText = "SELECT *, now() as stime FROM Test WHERE id<4";
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cb = new MySqlCommandBuilder(da);
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cb.ConflictOption = ConflictOption.OverwriteChanges;
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da.InsertCommand = cb.GetInsertCommand();
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}
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/// <summary>
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/// Bug #8382 Commandbuilder does not handle queries to other databases than the default one-
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/// </summary>
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[Test]
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public void DifferentDatabase()
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{
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if (Version < new Version(4, 1)) return;
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execSQL("CREATE TABLE Test (id INT NOT NULL, name VARCHAR(100), dt DATETIME, tm TIME, `multi word` int, PRIMARY KEY(id))");
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execSQL("INSERT INTO Test (id, name) VALUES (1,'test1')");
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execSQL("INSERT INTO Test (id, name) VALUES (2,'test2')");
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execSQL("INSERT INTO Test (id, name) VALUES (3,'test3')");
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conn.ChangeDatabase(database1);
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MySqlDataAdapter da = new MySqlDataAdapter(
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String.Format("SELECT id, name FROM `{0}`.Test", database0), conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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DataSet ds = new DataSet();
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da.Fill(ds);
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ds.Tables[0].Rows[0]["id"] = 4;
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DataSet changes = ds.GetChanges();
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da.Update(changes);
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ds.Merge(changes);
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ds.AcceptChanges();
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cb.Dispose();
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conn.ChangeDatabase(database0);
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}
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/// <summary>
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/// Bug #13036 Returns error when field names contain any of the following chars %<>()/ etc
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/// </summary>
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[Test]
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public void SpecialCharactersInFieldNames()
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{
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execSQL("CREATE TABLE Test (`col%1` int PRIMARY KEY, `col()2` int, `col<>3` int, `col/4` int)");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM Test", conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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cb.ToString(); // keep the compiler happy
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DataTable dt = new DataTable();
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da.Fill(dt);
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DataRow row = dt.NewRow();
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row[0] = 1;
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row[1] = 2;
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row[2] = 3;
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row[3] = 4;
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dt.Rows.Add(row);
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da.Update(dt);
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}
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/// <summary>
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/// Bug #14631 "#42000Query was empty"
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/// </summary>
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[Test]
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public void SemicolonAtEndOfSQL()
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{
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execSQL("CREATE TABLE Test (id INT NOT NULL, name VARCHAR(100), PRIMARY KEY(id))");
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execSQL("INSERT INTO Test VALUES(1, 'Data')");
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DataSet ds = new DataSet();
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM `Test`;", conn);
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da.FillSchema(ds, SchemaType.Source, "Test");
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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DataTable dt = new DataTable();
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da.Fill(dt);
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dt.Rows[0]["id"] = 2;
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da.Update(dt);
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dt.Clear();
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da.Fill(dt);
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cb.Dispose();
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual(2, dt.Rows[0]["id"]);
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}
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/// <summary>
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/// Bug #23862 Problem with CommandBuilder 'GetInsertCommand' method
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/// </summary>
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[Test]
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public void AutoIncrementColumnsOnInsert()
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{
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execSQL("CREATE TABLE Test (id INT UNSIGNED NOT NULL AUTO_INCREMENT, " +
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"name VARCHAR(100), PRIMARY KEY(id))");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM Test", conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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da.InsertCommand = cb.GetInsertCommand();
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da.InsertCommand.CommandText += "; SELECT last_insert_id()";
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da.InsertCommand.UpdatedRowSource = UpdateRowSource.FirstReturnedRecord;
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DataTable dt = new DataTable();
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da.Fill(dt);
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dt.Columns[0].AutoIncrement = true;
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Assert.IsTrue(dt.Columns[0].AutoIncrement);
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dt.Columns[0].AutoIncrementSeed = -1;
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dt.Columns[0].AutoIncrementStep = -1;
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DataRow row = dt.NewRow();
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row["name"] = "Test";
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dt.Rows.Add(row);
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da.Update(dt);
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dt.Clear();
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da.Fill(dt);
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Assert.AreEqual(1, dt.Rows.Count);
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Assert.AreEqual(1, dt.Rows[0]["id"]);
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Assert.AreEqual("Test", dt.Rows[0]["name"]);
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cb.Dispose();
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}
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/// <summary>
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/// Bug #25569 UpdateRowSource.FirstReturnedRecord does not work
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/// </summary>
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[Test]
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public void AutoIncrementColumnsOnInsert2()
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{
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execSQL("CREATE TABLE Test (id INT UNSIGNED NOT NULL " +
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"AUTO_INCREMENT PRIMARY KEY, name VARCHAR(20))");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM Test", conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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MySqlCommand cmd = (MySqlCommand)(cb.GetInsertCommand() as ICloneable).Clone();
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cmd.CommandText += "; SELECT last_insert_id() as id";
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cmd.UpdatedRowSource = UpdateRowSource.FirstReturnedRecord;
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da.InsertCommand = cmd;
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DataTable dt = new DataTable();
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da.Fill(dt);
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dt.Rows.Clear();
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DataRow row = dt.NewRow();
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row["name"] = "Test";
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dt.Rows.Add(row);
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da.Update(dt);
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Assert.AreEqual(1, dt.Rows[0]["id"]);
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Assert.AreEqual("Test", dt.Rows[0]["name"]);
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row = dt.NewRow();
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row["name"] = "Test2";
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dt.Rows.Add(row);
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da.Update(dt);
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Assert.AreEqual(2, dt.Rows[1]["id"]);
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Assert.AreEqual("Test2", dt.Rows[1]["name"]);
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Assert.AreEqual(1, dt.Rows[0]["id"]);
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}
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[Test]
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public void MultiUpdate()
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{
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execSQL("CREATE TABLE Test (id INT NOT NULL, name VARCHAR(100), dt DATETIME, tm TIME, `multi word` int, PRIMARY KEY(id))");
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execSQL("INSERT INTO Test (id, name) VALUES (1, 'test1')");
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execSQL("INSERT INTO Test (id, name) VALUES (2, 'test2')");
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execSQL("INSERT INTO Test (id, name) VALUES (3, 'test3')");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM Test", conn);
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MySqlCommandBuilder cb = new MySqlCommandBuilder(da);
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DataTable dt = new DataTable();
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da.Fill(dt);
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dt.Rows[0]["id"] = 4;
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dt.Rows[0]["name"] = "test4";
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dt.Rows[1]["id"] = 5;
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dt.Rows[1]["name"] = "test5";
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dt.Rows[2]["id"] = 6;
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dt.Rows[2]["name"] = "test6";
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DataTable changes = dt.GetChanges();
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da.Update(changes);
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dt.AcceptChanges();
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dt.Rows[0]["id"] = 7;
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dt.Rows[0]["name"] = "test7";
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dt.Rows[1]["id"] = 8;
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dt.Rows[1]["name"] = "test8";
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dt.Rows[2]["id"] = 9;
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dt.Rows[2]["name"] = "test9";
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changes = dt.GetChanges();
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da.Update(changes);
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dt.AcceptChanges();
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cb.Dispose();
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}
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/// <summary>
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/// Bug #30077 MySqlDataAdapter.Update() exception due to date field format
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/// </summary>
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[Test]
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public void UpdatingWithDateInKey()
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{
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execSQL("CREATE TABLE Test (cod INT, dt DATE, PRIMARY KEY(cod, dt))");
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execSQL("INSERT INTO Test (cod, dt) VALUES (1, '2006-1-1')");
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execSQL("INSERT INTO Test (cod, dt) VALUES (2, '2006-1-2')");
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execSQL("INSERT INTO Test (cod, dt) VALUES (3, '2006-1-3')");
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execSQL("INSERT INTO Test (cod, dt) VALUES (4, '2006-1-4')");
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MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM Test ORDER BY cod", conn);
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MySqlCommandBuilder bld = new MySqlCommandBuilder(da);
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bld.ConflictOption = ConflictOption.OverwriteChanges;
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DataTable dt = new DataTable();
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da.Fill(dt);
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dt.Rows[0]["cod"] = 6;
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da.Update(dt);
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dt.Clear();
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da.SelectCommand.CommandText = "SELECT * FROM Test WHERE cod=6";
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da.Fill(dt);
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Assert.AreEqual(6, dt.Rows[0]["cod"]);
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}
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/// <summary>
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/// Bug #35492 Please implement DbCommandBuilder.QuoteIdentifier
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/// </summary>
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[Test]
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public void QuoteAndUnquoteIdentifiers()
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{
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MySqlCommandBuilder cb = new MySqlCommandBuilder();
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Assert.AreEqual("`boo`", cb.QuoteIdentifier("boo"));
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Assert.AreEqual("`bo``o`", cb.QuoteIdentifier("bo`o"));
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Assert.AreEqual("`boo`", cb.QuoteIdentifier("`boo`"));
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// now do the unquoting
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Assert.AreEqual("boo", cb.UnquoteIdentifier("`boo`"));
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Assert.AreEqual("`boo", cb.UnquoteIdentifier("`boo"));
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Assert.AreEqual("bo`o", cb.UnquoteIdentifier("`bo``o`"));
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}
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}
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}
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