Xamarin Public Jenkins (auto-signing) 6bdd276d05 Imported Upstream version 5.0.0.42
Former-commit-id: fd56571888259555122d8a0f58c68838229cea2b
2017-04-10 11:41:01 +00:00

155 lines
7.5 KiB
C#

//
// 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 = Environment.GetEnvironmentVariable ("MONO_TESTS_ORACLE_CONNECTION_STRING");
if(connection_string == null)
Assert.Ignore ("Please consult README.tests.");
}
[SetUp]
public void SetUp ()
{
connection = new OracleConnection (connection_string);
connection.Open ();
using (command = connection.CreateCommand ()) {
// create the tables
command.CommandText =
"create table lob_test (id number(10), lobo blob)";
command.ExecuteNonQuery ();
}
}
[TearDown]
public void TearDown ()
{
using (command = connection.CreateCommand ()) {
command.CommandText = "drop table lob_test";
command.ExecuteNonQuery ();
}
connection.Close ();
connection.Dispose ();
}
[Test] // regression for bug #78898
public void PositionIs0BasedTest ()
{
using (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;
}
}
}
}