#region License
/*
* Copyright 2004 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#endregion
#region Imports
using System;
using System.IO;
using NUnit.Framework;
#endregion
namespace Spring.Core.IO{
/// <summary>
/// Unit tests for the InputStreamResource class.
/// </summary>
/// <author>Rick Evans</author>
[TestFixture]
public sealed class InputStreamResourceTests
{
[Test]
public void Instantiation ()
{
FileInfo file = null;
Stream stream = null;
try
{
file = new FileInfo ("Instantiation");
stream = file.Create ();
InputStreamResource res = new InputStreamResource (stream, "A temporary resource.");
Assert.IsTrue (res.IsOpen);
Assert.IsTrue (res.Exists);
Assert.IsNotNull (res.InputStream);
}
finally
{
try
{
if (stream != null)
{
stream.Close ();
}
if (file != null
&& file.Exists)
{
file.Delete ();
}
}
catch {}
}
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void InstantiationWithNull () {
new InputStreamResource (null, "A null resource.");
}
[Test]
[ExpectedException (typeof (InvalidOperationException))]
public void ReadStreamMultipleTimes ()
{
FileInfo file = null;
Stream stream = null;
try
{
file = new FileInfo ("ReadStreamMultipleTimes");
stream = file.Create ();
// attempting to read this stream twice is an error...
InputStreamResource res = new InputStreamResource (stream, "A temporary resource.");
Stream streamOne = res.InputStream;
Stream streamTwo = res.InputStream; // should bail here
}
finally
{
try
{
if (stream != null)
{
stream.Close ();
}
if (file != null
&& file.Exists)
{
file.Delete ();
}
}
catch {}
}
}
}
}
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