--- /dev/null
+//
+// OracleParameterTest.cs -
+// NUnit Test Cases for OracleLob
+//
+// Author:
+// Leszek Ciesielski <skolima@gmail.com>
+//
+// Copyright (C) 2006 Forcom (http://www.forcom.com.pl/)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using NUnit.Framework;
+using System.Configuration;
+using System.Globalization;
+using System.Threading;
+using System.Data.OracleClient;
+using System.Data;
+using System.IO;
+using System;
+
+namespace MonoTests.System.Data.OracleClient {
+
+ [TestFixture]
+ public class OracleLobTest {
+
+ String connection_string;
+ OracleConnection connection;
+ OracleCommand command;
+
+ [TestFixtureSetUp]
+ public void FixtureSetUp ()
+ {
+ connection_string = ConfigurationSettings.AppSettings.Get ("OracleConnectionString");
+ if(connection_string == null)
+ Assert.Ignore ("Please consult README.tests.");
+ }
+
+ [SetUp]
+ public void SetUp ()
+ {
+ connection = new OracleConnection (connection_string);
+ connection.Open ();
+ command = connection.CreateCommand ();
+
+ // create the tables
+ command.CommandText =
+ "create table lob_test (id number(10), lobo blob)";
+ command.ExecuteNonQuery ();
+ }
+
+ [TearDown]
+ public void TearDown ()
+ {
+ command = connection.CreateCommand ();
+ command.CommandText = "drop table lob_test";
+ command.ExecuteNonQuery ();
+
+ connection.Close ();
+ connection.Dispose ();
+ }
+
+ [Test] // regression for bug #78898
+ public void PositionIs0BasedTest ()
+ {
+ command = connection.CreateCommand (); // reusing command from SetUp causes parameter names mismatch
+
+ // insert test values
+ command.CommandText =
+ "insert into lob_test (id, lobo) values (11, '00000000000000000000000000000')";
+ command.ExecuteNonQuery ();
+
+ // select for writing test values
+ command.CommandText =
+ "select lobo from lob_test where id = 11 for update";
+
+ using (OracleDataReader reader = command.ExecuteReader ()) {
+ if (reader.Read ()) {
+ OracleLob lob = reader.GetOracleLob (0);
+ Assert.AreEqual (0, lob.Position, "Lob index is not 0 - based.");
+ lob.Seek (1, SeekOrigin.Current);
+ Assert.AreEqual (1, lob.Position, "Lob seek placed position wrongly.");
+ lob.Seek (0, SeekOrigin.End);
+ Assert.AreEqual (lob.Length , lob.Position, "Lob end is too far away.");
+ TrySeek (lob, -lob.Length, SeekOrigin.End, 0, 1);
+ TrySeek (lob, -lob.Length + 5, SeekOrigin.End, 5, 2);
+ try {
+ lob.Seek (5, SeekOrigin.End);
+ Assert.Fail ("Illegal seek succeeded.");
+ }
+ catch (ArgumentOutOfRangeException) { // exception is required
+ }
+ lob.Seek (lob.Length - 5, SeekOrigin.Begin);
+ Assert.AreEqual (lob.Length - 5 , lob.Position, "Lob position has unexpected value.");
+ lob.Seek (0, SeekOrigin.Begin);
+ TryRead (lob, 10, 1);
+ lob.Seek (5, SeekOrigin.Begin);
+ lob.Position = 0;
+ TryRead (lob, 10, 2);
+ lob.Position = lob.Length;
+ TryRead (lob, 0, 3);
+ lob.Seek (-1, SeekOrigin.Current);
+ TryRead (lob, 1, 4);
+ }
+ else {
+ Assert.Fail ("Expected records not found.");
+ }
+ }
+ }
+
+ void TrySeek(OracleLob lob, long offset, SeekOrigin start, long expected, int id)
+ {
+ try {
+ lob.Seek (offset, start);
+ Assert.AreEqual (expected, lob.Position, "Lob position was unexpected [" + id + ']');
+ }
+ catch (ArgumentOutOfRangeException) {
+ Assert.Fail ("Unable to perform a legal seek [" + id + ']');
+ }
+ }
+
+ void TryRead(OracleLob lob, long expectedCount, int id)
+ {
+ try {
+ long numberRead = lob.Read (new byte [10], 0, 10);
+ Assert.AreEqual (expectedCount, numberRead, "Wrong number of bytes read [" + id + ']');
+ }
+ catch (OracleException e) {
+ if (e.Code == 24801)
+ Assert.Fail ("Unable to perform a legal read [" + id + ']');
+ else throw;
+ }
+ }
+ }
+}
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